mkdocs-material/material/assets/javascripts/bundle.4fb8c892.min.js.map

{"version":3,"sources":["webpack:///webpack/bootstrap","webpack:///./src/assets/javascripts/browser/document/index.ts","webpack:///./src/assets/javascripts/browser/element/_/index.ts","webpack:///./src/assets/javascripts/browser/element/focus/index.ts","webpack:///./src/assets/javascripts/browser/element/offset/index.ts","webpack:///./src/assets/javascripts/browser/element/select/index.ts","webpack:///./src/assets/javascripts/browser/element/size/index.ts","webpack:///./src/assets/javascripts/browser/keyboard/index.ts","webpack:///./src/assets/javascripts/browser/location/_/index.ts","webpack:///./src/assets/javascripts/browser/location/base/index.ts","webpack:///./src/assets/javascripts/browser/location/hash/index.ts","webpack:///./src/assets/javascripts/browser/media/index.ts","webpack:///./src/assets/javascripts/browser/toggle/index.ts","webpack:///./src/assets/javascripts/browser/viewport/offset/index.ts","webpack:///./src/assets/javascripts/browser/viewport/size/index.ts","webpack:///./src/assets/javascripts/browser/viewport/_/index.ts","webpack:///./src/assets/javascripts/browser/worker/index.ts","webpack:///./src/assets/javascripts/utilities/config/index.ts","webpack:///./src/assets/javascripts/utilities/jsx/index.ts","webpack:///./src/assets/javascripts/utilities/rxjs/index.ts","webpack:///./src/assets/javascripts/utilities/string/index.ts","webpack:///./src/assets/javascripts/components/index.ts","webpack:///./src/assets/javascripts/integrations/clipboard/index.ts","webpack:///./src/assets/javascripts/integrations/dialog/index.ts","webpack:///./src/assets/javascripts/integrations/instant/index.ts","webpack:///./src/assets/javascripts/integrations/keyboard/index.ts","webpack:///./src/assets/javascripts/components/_/index.ts","webpack:///./src/assets/javascripts/components/toc/anchor/set/index.ts","webpack:///./src/assets/javascripts/components/shared/index.ts","webpack:///./src/assets/javascripts/templates/clipboard/index.tsx","webpack:///./src/assets/javascripts/templates/search/index.tsx","webpack:///./src/assets/javascripts/templates/source/index.tsx","webpack:///./src/assets/javascripts/templates/table/index.tsx","webpack:///./src/assets/javascripts/components/shared/sidebar/set/index.ts","webpack:///./src/assets/javascripts/components/toc/anchor/index.ts","webpack:///./src/assets/javascripts/integrations/search/query/transform/index.ts","webpack:///./src/assets/javascripts/integrations/search/_/index.ts","webpack:///./src/assets/javascripts/integrations/search/document/index.ts","webpack:///./src/assets/javascripts/integrations/search/highlighter/index.ts","webpack:///./src/assets/javascripts/integrations/search/query/_/index.ts","webpack:///./src/assets/javascripts/integrations/search/worker/message/index.ts","webpack:///./src/assets/javascripts/integrations/search/worker/_/index.ts","webpack:///./src/assets/javascripts/components/navigation/index.ts","webpack:///./src/assets/javascripts/components/shared/sidebar/index.ts","webpack:///./src/assets/javascripts/components/shared/sidebar/react/index.ts","webpack:///./src/assets/javascripts/components/toc/index.ts","webpack:///./src/assets/javascripts/components/toc/_/index.ts","webpack:///./src/assets/javascripts/components/toc/anchor/react/index.ts","webpack:///./src/assets/javascripts/components/search/_/index.ts","webpack:///./src/assets/javascripts/components/search/query/_/index.ts","webpack:///./src/assets/javascripts/components/search/query/react/index.ts","webpack:///./src/assets/javascripts/components/search/reset/_/index.ts","webpack:///./src/assets/javascripts/components/search/reset/react/index.ts","webpack:///./src/assets/javascripts/components/search/result/set/index.ts","webpack:///./src/assets/javascripts/components/search/result/react/index.ts","webpack:///./src/assets/javascripts/components/search/result/_/index.ts","webpack:///./src/assets/javascripts/components/header/_/index.ts","webpack:///./src/assets/javascripts/components/header/react/index.ts","webpack:///./src/assets/javascripts/components/header/set/index.ts","webpack:///./src/assets/javascripts/components/main/_/index.ts","webpack:///./src/assets/javascripts/components/main/react/index.ts","webpack:///./src/assets/javascripts/components/main/set/index.ts","webpack:///./src/assets/javascripts/components/tabs/_/index.ts","webpack:///./src/assets/javascripts/components/tabs/react/index.ts","webpack:///./src/assets/javascripts/components/tabs/set/index.ts","webpack:///./src/assets/javascripts/patches/scrollfix/index.ts","webpack:///./src/assets/javascripts/patches/source/index.ts","webpack:///./src/assets/javascripts/patches/source/github/index.ts","webpack:///./src/assets/javascripts/patches/source/gitlab/index.ts","webpack:///./src/assets/javascripts/index.ts","webpack:///./src/assets/javascripts/patches/code/index.ts","webpack:///./src/assets/javascripts/patches/details/index.ts","webpack:///./src/assets/javascripts/patches/script/index.ts","webpack:///./src/assets/javascripts/patches/table/index.ts"],"names":["webpackJsonpCallback","data","moduleId","chunkId","chunkIds","moreModules","executeModules","i","resolves","length","Object","prototype","hasOwnProperty","call","installedChunks","push","modules","parentJsonpFunction","shift","deferredModules","apply","checkDeferredModules","result","deferredModule","fulfilled","j","depId","splice","__webpack_require__","s","installedModules","0","exports","module","l","m","c","d","name","getter","o","defineProperty","enumerable","get","r","Symbol","toStringTag","value","t","mode","__esModule","ns","create","key","bind","n","object","property","p","jsonpArray","window","oldJsonpFunction","slice","watchDocument","document$","ReplaySubject","fromEvent","document","pipe","mapTo","subscribe","getElement","selector","node","querySelector","undefined","getElementOrThrow","el","ReferenceError","getActiveElement","activeElement","HTMLElement","getElements","Array","from","querySelectorAll","createElement","tagName","replaceElement","source","target","replaceWith","setElementFocus","focus","blur","watchElementFocus","merge","map","startWith","getElementOffset","x","scrollLeft","y","scrollTop","watchElementOffset","setElementSelection","HTMLInputElement","Error","select","entry$","Subject","observer$","defer","of","entries","entry","next","switchMap","resize","finalize","disconnect","shareReplay","bufferSize","refCount","watchElementSize","tap","observer","observe","filter","unobserve","contentRect","width","height","offsetWidth","offsetHeight","getElementSize","isSusceptibleToKeyboard","isContentEditable","watchKeyboard","ev","metaKey","ctrlKey","type","claim","preventDefault","stopPropagation","share","setLocation","url","location","href","isLocalLocation","ref","host","test","pathname","isAnchorLocation","hash","watchLocation","BehaviorSubject","URL","watchLocationBase","base","take","toString","replace","getLocationHash","substring","setLocationHash","addEventListener","click","watchLocationHash","watchMedia","query","media","matchMedia","Observable","subscriber","addListener","matches","toggles","drawer","search","getToggle","checked","setToggle","watchToggle","getViewportOffset","Math","max","pageXOffset","pageYOffset","setViewportOffset","scrollTo","getViewportSize","innerWidth","innerHeight","watchViewport","combineLatest","passive","offset","size","watchViewportAt","header$","viewport$","size$","distinctUntilKeyChanged","offset$","offsetLeft","offsetTop","watchWorker","worker","tx$","rx$","throttle","leading","trailing","message","postMessage","switchMapTo","isConfig","config","features","appendChild","child","innerHTML","Node","isArray","h","tag","attributes","keys","attr","setAttribute","children","cache","factory","sessionStorage","getItem","JSON","parse","value$","setItem","stringify","err","lang","translate","textContent","truncate","round","toFixed","len","charCodeAt","setupClipboard","dialog$","forEach","block","index","parent","parentElement","id","insertBefore","clipboard$","on","clearSelection","setupDialog","duration","dialog","classList","add","text","body","container","observeOn","animationFrame","delay","removeAttribute","remove","noop","setupInstantLoading","urls","location$","history","scrollRestoration","favicon","state$","closest","includes","push$","pop$","state","distinctUntilChanged","prev","ajax$","skip","fetch","credentials","then","res","catchError","sample","pushState","dom","DOMParser","response","parseFromString","instant$","withLatestFrom","title","head","dispatchEvent","CustomEvent","debounceTime","replaceState","bufferCount","setupKeyboard","keyboard$","active","els","indexOf","components$","setupComponents","names","reduce","components","useComponent","setAnchorBlur","resetAnchorBlur","setAnchorActive","toggle","resetAnchorActive","renderClipboardButton","class","renderArticleDocument","teaser","terms","score","miss","list","tabIndex","renderSection","renderSearchResult","threshold","docs","findIndex","doc","article","best","more","renderSource","facts","fact","renderTable","table","setSidebarOffset","style","top","resetSidebarOffset","setSidebarHeight","resetSidebarHeight","defaultTransform","split","join","trim","pipeline","this","documents","Map","parents","Set","path","has","set","setupSearchDocumentMap","highlight","separator","RegExp","_","term","match","setupSearchHighlighter","lunr","tokenizer","use","multiLanguage","fns","a","b","difference","language","fn","searchPipeline","field","boost","Index","load","Query","QueryParser","clauses","parseSearchQuery","clause","presence","PROHIBITED","groups","results","matchData","startsWith","delete","getSearchQueryTerms","metadata","values","every","sort","console","warn","SearchMessageType","isSearchReadyMessage","READY","isSearchQueryMessage","QUERY","isSearchResultMessage","RESULT","setupSearchIndex","Boolean","setupSearchWorker","index$","base$","Worker","SETUP","mountNavigation","main$","screen$","screen","sidebar","watchSidebar","adjust","min","lock","applySidebar","mountTableOfContents","tablet$","tablet","sidebar$","anchors$","anchors","watchAnchorList","decodeURIComponent","adjust$","header","anchor","pop","reverse","applyAnchorList","mountSearch","query$","reset$","result$","status$","status","mountSearchQuery","options","focus$","watchSearchQuery","mountSearchReset","watchSearchReset","addToSearchResultList","applySearchResult","ready$","fetch$","meta","setSearchResultMeta","resetSearchResultMeta","thresholds","scan","scrollHeight","resetSearchResultList","mountSearchResult","mountHeader","styles","getComputedStyle","position","sticky","watchHeader","type$","main","hx","zipWith","setHeaderTitleActive","resetHeaderTitleActive","applyHeaderType","mountMain","setHeaderShadow","resetHeaderShadow","border$","bottom","watchMain","complete","mountTabs","hidden","setTabsHidden","resetTabsHidden","applyTabs","isAppleDevice","navigator","userAgent","fetchSourceFacts","toLowerCase","user","repo","json","stargazers_count","forks_count","public_repos","fetchSourceFactsFromGitHub","project","encodeURIComponent","star_count","fetchSourceFactsFromGitLab","setScrollLock","resetScrollLock","parseInt","initialize","SyntaxError","hash$","els$","scrollWidth","clientWidth","patchCodeBlocks","details","open","scrollIntoView","patchDetails","concatMap","script","src","onload","hasAttribute","patchSource","sentinel","patchTables","iif","patchScrollfix","navigation$","toc$","tabs$","search$","transform","protocol","charAt","visibility","documentElement"],"mappings":"4DACE,SAASA,EAAqBC,GAQ7B,IAPA,IAMIC,EAAUC,EANVC,EAAWH,EAAK,GAChBI,EAAcJ,EAAK,GACnBK,EAAiBL,EAAK,GAIHM,EAAI,EAAGC,EAAW,GACpCD,EAAIH,EAASK,OAAQF,IACzBJ,EAAUC,EAASG,GAChBG,OAAOC,UAAUC,eAAeC,KAAKC,EAAiBX,IAAYW,EAAgBX,IACpFK,EAASO,KAAKD,EAAgBX,GAAS,IAExCW,EAAgBX,GAAW,EAE5B,IAAID,KAAYG,EACZK,OAAOC,UAAUC,eAAeC,KAAKR,EAAaH,KACpDc,EAAQd,GAAYG,EAAYH,IAKlC,IAFGe,GAAqBA,EAAoBhB,GAEtCO,EAASC,QACdD,EAASU,OAATV,GAOD,OAHAW,EAAgBJ,KAAKK,MAAMD,EAAiBb,GAAkB,IAGvDe,IAER,SAASA,IAER,IADA,IAAIC,EACIf,EAAI,EAAGA,EAAIY,EAAgBV,OAAQF,IAAK,CAG/C,IAFA,IAAIgB,EAAiBJ,EAAgBZ,GACjCiB,GAAY,EACRC,EAAI,EAAGA,EAAIF,EAAed,OAAQgB,IAAK,CAC9C,IAAIC,EAAQH,EAAeE,GACG,IAA3BX,EAAgBY,KAAcF,GAAY,GAE3CA,IACFL,EAAgBQ,OAAOpB,IAAK,GAC5Be,EAASM,EAAoBA,EAAoBC,EAAIN,EAAe,KAItE,OAAOD,EAIR,IAAIQ,EAAmB,GAKnBhB,EAAkB,CACrBiB,EAAG,GAGAZ,EAAkB,GAGtB,SAASS,EAAoB1B,GAG5B,GAAG4B,EAAiB5B,GACnB,OAAO4B,EAAiB5B,GAAU8B,QAGnC,IAAIC,EAASH,EAAiB5B,GAAY,CACzCK,EAAGL,EACHgC,GAAG,EACHF,QAAS,IAUV,OANAhB,EAAQd,GAAUW,KAAKoB,EAAOD,QAASC,EAAQA,EAAOD,QAASJ,GAG/DK,EAAOC,GAAI,EAGJD,EAAOD,QAKfJ,EAAoBO,EAAInB,EAGxBY,EAAoBQ,EAAIN,EAGxBF,EAAoBS,EAAI,SAASL,EAASM,EAAMC,GAC3CX,EAAoBY,EAAER,EAASM,IAClC5B,OAAO+B,eAAeT,EAASM,EAAM,CAAEI,YAAY,EAAMC,IAAKJ,KAKhEX,EAAoBgB,EAAI,SAASZ,GACX,oBAAXa,QAA0BA,OAAOC,aAC1CpC,OAAO+B,eAAeT,EAASa,OAAOC,YAAa,CAAEC,MAAO,WAE7DrC,OAAO+B,eAAeT,EAAS,aAAc,CAAEe,OAAO,KAQvDnB,EAAoBoB,EAAI,SAASD,EAAOE,GAEvC,GADU,EAAPA,IAAUF,EAAQnB,EAAoBmB,IAC/B,EAAPE,EAAU,OAAOF,EACpB,GAAW,EAAPE,GAA8B,iBAAVF,GAAsBA,GAASA,EAAMG,WAAY,OAAOH,EAChF,IAAII,EAAKzC,OAAO0C,OAAO,MAGvB,GAFAxB,EAAoBgB,EAAEO,GACtBzC,OAAO+B,eAAeU,EAAI,UAAW,CAAET,YAAY,EAAMK,MAAOA,IACtD,EAAPE,GAA4B,iBAATF,EAAmB,IAAI,IAAIM,KAAON,EAAOnB,EAAoBS,EAAEc,EAAIE,EAAK,SAASA,GAAO,OAAON,EAAMM,IAAQC,KAAK,KAAMD,IAC9I,OAAOF,GAIRvB,EAAoB2B,EAAI,SAAStB,GAChC,IAAIM,EAASN,GAAUA,EAAOiB,WAC7B,WAAwB,OAAOjB,EAAgB,SAC/C,WAA8B,OAAOA,GAEtC,OADAL,EAAoBS,EAAEE,EAAQ,IAAKA,GAC5BA,GAIRX,EAAoBY,EAAI,SAASgB,EAAQC,GAAY,OAAO/C,OAAOC,UAAUC,eAAeC,KAAK2C,EAAQC,IAGzG7B,EAAoB8B,EAAI,GAExB,IAAIC,EAAaC,OAAqB,aAAIA,OAAqB,cAAK,GAChEC,EAAmBF,EAAW5C,KAAKuC,KAAKK,GAC5CA,EAAW5C,KAAOf,EAClB2D,EAAaA,EAAWG,QACxB,IAAI,IAAIvD,EAAI,EAAGA,EAAIoD,EAAWlD,OAAQF,IAAKP,EAAqB2D,EAAWpD,IAC3E,IAAIU,EAAsB4C,EAM1B,OAFA1C,EAAgBJ,KAAK,CAAC,GAAG,IAElBM,I,0hCCjHF,SAAS0C,IACd,IAAMC,EAAY,IAAIC,EAAA,EAQtB,OAPA,OAAAC,EAAA,GAAUC,SAAU,oBACjBC,KACC,OAAAC,EAAA,GAAMF,WAELG,UAAUN,GAGRA,ECXF,SAASO,EACdC,EAAkBC,GAElB,YAFkB,IAAAA,MAAA,UAEXA,EAAKC,cAAiBF,SAAaG,EAarC,SAASC,EACdJ,EAAkBC,QAAA,IAAAA,MAAA,UAElB,IAAMI,EAAKN,EAAcC,EAAUC,GACnC,QAAkB,IAAPI,EACT,MAAM,IAAIC,eACR,8BAA8BN,EAAQ,mBAE1C,OAAOK,EAQF,SAASE,IACd,OAAOZ,SAASa,yBAAyBC,YACrCd,SAASa,mBACTL,EAaC,SAASO,EACdV,EAAkBC,GAElB,YAFkB,IAAAA,MAAA,UAEXU,MAAMC,KAAKX,EAAKY,iBAAoBb,IActC,SAASc,EACdC,GAEA,OAAOpB,SAASmB,cAAcC,GASzB,SAASC,EACdC,EAAqBC,GAErBD,EAAOE,YAAYD,G,4BC/Ed,SAASE,EACdf,EAAiB9B,QAAA,IAAAA,OAAA,GAEbA,EACF8B,EAAGgB,QAEHhB,EAAGiB,OAYA,SAASC,EACdlB,GAEA,OAAO,OAAAmB,EAAA,GACL,OAAA9B,EAAA,GAAsBW,EAAI,SAC1B,OAAAX,EAAA,GAAsBW,EAAI,SAEzBT,KACC,OAAA6B,EAAA,IAAI,SAAC,GAAa,MAAS,UAAhB,UACX,OAAAC,EAAA,GAAUrB,IAAOE,MChBhB,SAASoB,EAAiBtB,GAC/B,MAAO,CACLuB,EAAGvB,EAAGwB,WACNC,EAAGzB,EAAG0B,WAaH,SAASC,EACd3B,GAEA,OAAO,OAAAmB,EAAA,GACL,OAAA9B,EAAA,GAAUW,EAAI,UACd,OAAAX,EAAA,GAAUN,OAAQ,WAEjBQ,KACC,OAAA6B,EAAA,IAAI,WAAM,OAAAE,EAAiBtB,MAC3B,OAAAqB,EAAA,GAAUC,EAAiBtB,KC1C1B,SAAS4B,EACd5B,GAEA,KAAIA,aAAc6B,kBAGhB,MAAM,IAAIC,MAAM,mBAFhB9B,EAAG+B,S,2FCyBDC,EAAS,IAAIC,EAAA,EAYbC,EAAY,OAAAC,EAAA,IAAM,WAAM,cAAAC,EAAA,GAC5B,IAAI,KAAe,SAAAC,G,YACjB,IAAoB,kBAAAA,GAAO,+BAAtB,IAAMC,EAAK,QACdN,EAAOO,KAAKD,I,yGAGf/C,KACC,OAAAiD,EAAA,IAAU,SAAAC,GAAU,cAAAtB,EAAA,GAAM,OAAAiB,EAAA,GAAGK,GAAS,KACnClD,KACC,OAAAmD,EAAA,IAAS,WAAM,OAAAD,EAAOE,oBAG1B,OAAAC,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAmCpC,SAASC,EACd/C,GAEA,OAAOkC,EACJ3C,KACC,OAAAyD,EAAA,IAAI,SAAAC,GAAY,OAAAA,EAASC,QAAQlD,MACjC,OAAAwC,EAAA,IAAU,SAAAS,GAAY,OAAAjB,EACnBzC,KACC,OAAA4D,EAAA,IAAO,SAAC,GAAe,OAAP,WAAkBnD,KAClC,OAAA0C,EAAA,IAAS,WAAM,OAAAO,EAASG,UAAUpD,MAClC,OAAAoB,EAAA,IAAI,SAAC,G,IAAEiC,EAAW,cAAO,OACvBC,MAAQD,EAAYC,MACpBC,OAAQF,EAAYE,eAI1B,OAAAlC,EAAA,GArCC,SAAwBrB,GAC7B,MAAO,CACLsD,MAAQtD,EAAGwD,YACXD,OAAQvD,EAAGyD,cAkCCC,CAAe1D,K,YCvFxB,SAAS2D,EAAwB3D,GACtC,OAAQA,EAAGU,SAGT,IAAK,QACL,IAAK,SACL,IAAK,WACH,OAAO,EAGT,QACE,OAAOV,EAAG4D,mBAWT,SAASC,IACd,OAAO,OAAAxE,EAAA,GAAyBN,OAAQ,WACrCQ,KACC,OAAA4D,EAAA,IAAO,SAAAW,GAAM,QAAEA,EAAGC,SAAWD,EAAGE,YAChC,OAAA5C,EAAA,IAAI,SAAA0C,GAAM,OACRG,KAAMH,EAAGtF,IACT0F,MAAK,WACHJ,EAAGK,iBACHL,EAAGM,uBAGP,OAAAC,EAAA,M,YClCC,SAASC,EAAYC,GAC1BC,SAASC,KAAOF,EAAIE,KAaf,SAASC,EACdH,EACAI,GAEA,YAFA,IAAAA,MAAA,UAEOJ,EAAIK,OAASD,EAAIC,MACjB,iCAAiCC,KAAKN,EAAIO,UAW5C,SAASC,EACdR,EACAI,GAEA,YAFA,IAAAA,MAAA,UAEOJ,EAAIO,WAAaH,EAAIG,UACrBP,EAAIS,KAAKpJ,OAAS,EAUpB,SAASqJ,IACd,OAAO,IAAIC,EAAA,EAtDJ,IAAIC,IAAIX,SAASC,O,YCInB,SAASW,EACdC,EAAc,GAEd,OAFyB,YAGtB9F,KACC,OAAA+F,EAAA,GAAK,GACL,OAAAlE,EAAA,IAAI,SAAC,G,IAAEqD,EAAI,OAAO,WAAIU,IAAIE,EAAMZ,GAC7Bc,WACAC,QAAQ,MAAO,OAElB,OAAA5C,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KCjBtC,SAAS2C,IACd,OAAOjB,SAASQ,KAAKU,UAAU,GAa1B,SAASC,EAAgBX,GAC9B,IAAMhF,EAAKS,EAAc,KACzBT,EAAGyE,KAAOO,EACVhF,EAAG4F,iBAAiB,SAAS,SAAA9B,GAAM,OAAAA,EAAGM,qBACtCpE,EAAG6F,QAUE,SAASC,IACd,OAAO,OAAAzG,EAAA,GAA2BN,OAAQ,cACvCQ,KACC,OAAA6B,EAAA,GAAIqE,GACJ,OAAApE,EAAA,GAAUoE,KACV,OAAAtC,EAAA,IAAO,SAAA6B,GAAQ,OAAAA,EAAKpJ,OAAS,KAC7B,OAAAyI,EAAA,M,WClCC,SAAS0B,EAAWC,GACzB,IAAMC,EAAQC,WAAWF,GACzB,OAAO,IAAIG,EAAA,GAAoB,SAAAC,GAC7BH,EAAMI,aAAY,SAAAvC,GAAM,OAAAsC,EAAW7D,KAAKuB,EAAGwC,eAE1C/G,KACC,OAAA8B,EAAA,GAAU4E,EAAMK,SAChB,OAAA1D,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KCE7C,IAAMyD,EAA4C,CAChDC,OAAQzG,EAAkB,2BAC1B0G,OAAQ1G,EAAkB,4BAcrB,SAAS2G,EAAUjJ,GACxB,OAAO8I,EAAQ9I,GAAMkJ,QAchB,SAASC,EAAUnJ,EAAcS,GAClCqI,EAAQ9I,GAAMkJ,UAAYzI,GAC5BqI,EAAQ9I,GAAMoI,QAYX,SAASgB,EAAYpJ,GAC1B,IAAMuC,EAAKuG,EAAQ9I,GACnB,OAAO,OAAA4B,EAAA,GAAUW,EAAI,UAClBT,KACC,OAAA6B,EAAA,IAAI,WAAM,OAAApB,EAAG2G,WACb,OAAAtF,EAAA,GAAUrB,EAAG2G,U,sBC9CZ,SAASG,KACd,MAAO,CACLvF,EAAGwF,KAAKC,IAAI,EAAGC,aACfxF,EAAGsF,KAAKC,IAAI,EAAGE,cASZ,SAASC,GACd,G,IAAE5F,EAAC,IAAEE,EAAC,IAEN1C,OAAOqI,SAAS7F,GAAK,EAAGE,GAAK,GClBxB,SAAS4F,KACd,MAAO,CACL/D,MAAQgE,WACR/D,OAAQgE,aCwBL,SAASC,KACd,OAAO,OAAAC,GAAA,GAAc,CFCd,OAAAtG,EAAA,GACL,OAAA9B,EAAA,GAAUN,OAAQ,SAAU,CAAE2I,SAAS,IACvC,OAAArI,EAAA,GAAUN,OAAQ,SAAU,CAAE2I,SAAS,KAEtCnI,KACC,OAAA6B,EAAA,GAAI0F,IACJ,OAAAzF,EAAA,GAAUyF,OCpBP,OAAAzH,EAAA,GAAUN,OAAQ,SAAU,CAAE2I,SAAS,IAC3CnI,KACC,OAAA6B,EAAA,GAAIiG,IACJ,OAAAhG,EAAA,GAAUgG,SCcX9H,KACC,OAAA6B,EAAA,IAAI,SAAC,G,IAAA,mBAAmB,OAAGuG,OAAf,KAAuBC,KAAjB,SAClB,OAAAhF,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAYtC,SAAS+E,GACd7H,EAAiB,G,IAAE8H,EAAO,UAAEC,EAAS,YAE/BC,EAAQD,EACXxI,KACC,OAAA0I,GAAA,GAAwB,SAItBC,EAAU,OAAAT,GAAA,GAAc,CAACO,EAAOF,IACnCvI,KACC,OAAA6B,EAAA,IAAI,WAAsB,OACxBG,EAAGvB,EAAGmI,WACN1G,EAAGzB,EAAGoI,eAKZ,OAAO,OAAAX,GAAA,GAAc,CAACK,EAASC,EAAWG,IACvC3I,KACC,OAAA6B,EAAA,IAAI,SAAC,G,IAAA,mBAAGmC,EAAM,YAAI,OAAEoE,EAAM,SAAEC,EAAI,OAAI,OAAErG,EAAC,IAAEE,EAAC,IAAQ,OAChDkG,OAAQ,CACNpG,EAAGoG,EAAOpG,EAAIA,EACdE,EAAGkG,EAAOlG,EAAIA,EAAI8B,GAEpBqE,KAAI,O,sBChCL,SAASS,GACdC,EAAgB,G,IAAEC,EAAG,MAIfC,EAAM,OAAAnJ,EAAA,GAAwBiJ,EAAQ,WACzC/I,KACC,OAAA6B,EAAA,IAAI,SAAC,GAAa,OAAP,WAIf,OAAOmH,EACJhJ,KACC,OAAAkJ,GAAA,IAAS,WAAM,OAAAD,IAAK,CAAEE,SAAS,EAAMC,UAAU,IAC/C,OAAA3F,EAAA,IAAI,SAAA4F,GAAW,OAAAN,EAAOO,YAAYD,MAClC,OAAAE,GAAA,GAAYN,GACZ,OAAAnE,EAAA,Q,6BCrCC,SAAS0E,EAASC,GACvB,MAAyB,iBAAXA,GACgB,iBAAhBA,EAAO3D,MACa,iBAApB2D,EAAOC,UACW,iBAAlBD,EAAOvC,O,yPCXvB,SAASyC,EAAYlJ,EAAiBmJ,G,QAGpC,GAAqB,iBAAVA,GAAuC,iBAAVA,EACtCnJ,EAAGoJ,WAAaD,EAAM5D,gBAGjB,GAAI4D,aAAiBE,KAC1BrJ,EAAGkJ,YAAYC,QAGV,GAAI7I,MAAMgJ,QAAQH,G,IACvB,IAAmB,kBAAAA,GAAK,+BACtBD,EAAYlJ,EADC,U,kGAkBZ,SAASuJ,EACdC,EAAaC,G,gBAA+B,oDAE5C,IAAMzJ,EAAKV,SAASmB,cAAc+I,GAGlC,GAAIC,E,IACF,IAAmB,MAAA5N,OAAA,IAAAA,QAAO6N,KAAKD,IAAW,+BAArC,IAAME,EAAI,QACmB,kBAArBF,EAAWE,GACpB3J,EAAG4J,aAAaD,EAAMF,EAAWE,IAC1BF,EAAWE,IAClB3J,EAAG4J,aAAaD,EAAM,K,qGAG5B,IAAoB,kBAAAE,GAAQ,+BAAvB,IAAMV,EAAK,QACdD,EAAYlJ,EAAImJ,I,iGAGlB,OAAOnJ,E,oBC9DF,SAAS8J,EACdtL,EAAauL,GAEb,OAAO,OAAA5H,EAAA,IAAM,WACX,IAAM/G,EAAO4O,eAAeC,QAAQzL,GACpC,GAAIpD,EACF,OAAO,OAAAgH,EAAA,GAAG8H,KAAKC,MAAM/O,IAIrB,IAAMgP,EAASL,IAUf,OATAK,EAAO3K,WAAU,SAAAvB,GACf,IACE8L,eAAeK,QAAQ7L,EAAK0L,KAAKI,UAAUpM,IAC3C,MAAOqM,QAMJH,K,ICXTI,E,OAcG,SAASC,EACdjM,EAAmBN,GAEnB,QAAoB,IAATsM,EAAsB,CAC/B,IAAMxK,EAAK,YAAkB,WAC7BwK,EAAON,KAAKC,MAAMnK,EAAG0K,aAEvB,QAAyB,IAAdF,EAAKhM,GACd,MAAM,IAAIyB,eAAe,wBAAwBzB,GAEnD,YAAwB,IAAVN,EACVsM,EAAKhM,GAAKgH,QAAQ,IAAKtH,EAAMqH,YAC7BiF,EAAKhM,GAgBJ,SAASmM,EAASzM,EAAeQ,GACtC,IAAIhD,EAAIgD,EACR,GAAIR,EAAMtC,OAASF,EAAG,CACpB,KAAoB,MAAbwC,EAAMxC,MAAgBA,EAAI,IACjC,OAAUwC,EAAMwH,UAAU,EAAGhK,GAAE,MAEjC,OAAOwC,EAmBF,SAAS0M,EAAM1M,GACpB,OAAIA,EAAQ,MAEEA,EAAQ,MAAY,KAAM2M,WADpB3M,EAAQ,KAAO,IAAO,KACa,IAE9CA,EAAMqH,WAaV,SAASP,EAAK9G,GAEnB,IADA,IAAIqL,EAAI,EACC7N,EAAI,EAAGoP,EAAM5M,EAAMtC,OAAQF,EAAIoP,EAAKpP,IAC3C6N,GAAOA,GAAK,GAAKA,EAAKrL,EAAM6M,WAAWrP,GACvC6N,GAAK,EAEP,OAAOA,I,mCC/IT,41B,maCwDO,SAASyB,EACd,G,IAAE7L,EAAS,YAAE8L,EAAO,UAEpB,IAAK,gBACH,OAAO,IAGT9L,EAAUM,WAAU,WACH,YAAY,cACpByL,SAAQ,SAACC,EAAOC,GACrB,IAAMC,EAASF,EAAMG,cACrBD,EAAOE,GAAK,UAAUH,EACtBC,EAAOG,aAAa,YAAsBH,EAAOE,IAAKJ,SAK1D,IAAMM,EAAa,IAAItF,EAAA,GAA8B,SAAAC,GACnD,IAAI,EAAY,iBAAiBsF,GAAG,WAAW,SAAA5H,GAAM,OAAAsC,EAAW7D,KAAKuB,SAEpEvE,KACC,OAAA8E,EAAA,MAYJ,OARAoH,EACGlM,KACC,OAAAyD,EAAA,IAAI,SAAAc,GAAM,OAAAA,EAAG6H,oBACb,OAAAnM,EAAA,GAAM,YAAU,sBAEfC,UAAUwL,GAGRQ,E,oEClCF,SAASG,EACd,G,IAAEC,QAAQ,MAAmB,GAAE,YAEzBZ,EAAU,IAAIhJ,EAAA,EAGd6J,EAAS,YAAc,OA4B7B,OA3BAA,EAAOC,UAAUC,IAAI,YAAa,cAGlCf,EACG1L,KACC,OAAAiD,EAAA,IAAU,SAAAyJ,GAAQ,cAAA7J,EAAA,GAAG9C,SAAS4M,MAC3B3M,KACC,OAAA6B,EAAA,IAAI,SAAA+K,GAAa,OAAAA,EAAUjD,YAAY4C,MACvC,OAAAM,EAAA,GAAUC,EAAA,GACV,OAAAC,EAAA,GAAM,GACN,OAAAtJ,EAAA,IAAI,SAAAhD,GACFA,EAAGoJ,UAAY6C,EACfjM,EAAG4J,aAAa,gBAAiB,WAEnC,OAAA0C,EAAA,GAAMT,GAAY,KAClB,OAAA7I,EAAA,IAAI,SAAAhD,GAAM,OAAAA,EAAGuM,gBAAgB,oBAC7B,OAAAD,EAAA,GAAM,KACN,OAAAtJ,EAAA,IAAI,SAAAhD,GACFA,EAAGoJ,UAAY,GACfpJ,EAAGwM,iBAKR/M,UAAUgN,EAAA,GAGRxB,E,2GCUF,SAASyB,EACdC,EAAgB,G,IAAExN,EAAS,YAAE4I,EAAS,YAAE6E,EAAS,YAI7C,sBAAuBC,UACzBA,QAAQC,kBAAoB,UAG9B,OAAAzN,EAAA,GAAUN,OAAQ,gBACfU,WAAU,WACToN,QAAQC,kBAAoB,UAIhC,IAAMC,EAAU,YAA4B,kCACrB,IAAZA,IACTA,EAAQtI,KAAOsI,EAAQtI,MAGzB,IAAMuI,EAAS,OAAA3N,EAAA,GAAsBC,SAAS4M,KAAM,SACjD3M,KACC,OAAA4D,EAAA,IAAO,SAAAW,GAAM,QAAEA,EAAGC,SAAWD,EAAGE,YAChC,OAAAxB,EAAA,IAAU,SAAAsB,GACR,GAAIA,EAAGjD,kBAAkBT,YAAa,CACpC,IAAMJ,EAAK8D,EAAGjD,OAAOoM,QAAQ,KAC7B,GACEjN,IAAOA,EAAGa,QACV,YAAgBb,IAChB2M,EAAKO,SAASlN,EAAGyE,MAIjB,OAFK,YAAiBzE,IACpB8D,EAAGK,iBACE,OAAA/B,EAAA,GAAGpC,GAGd,OAAO,OAET,OAAAoB,EAAA,IAAI,SAAApB,GAAM,OAAGuE,IAAK,IAAIY,IAAInF,EAAGyE,UAC7B,OAAAJ,EAAA,MAIJ2I,EAAOvN,WAAU,WACf,YAAU,UAAU,MAItB,IAAM0N,EAAQH,EACXzN,KACC,OAAA4D,EAAA,IAAO,SAAC,G,IAAEoB,EAAG,MAAO,OAAC,YAAiBA,MACtC,OAAAF,EAAA,MAIE+I,EAAO,OAAA/N,EAAA,GAAyBN,OAAQ,YAC3CQ,KACC,OAAA4D,EAAA,IAAO,SAAAW,GAAM,OAAa,OAAbA,EAAGuJ,SAChB,OAAAjM,EAAA,IAAI,SAAA0C,GAAM,OACRS,IAAK,IAAIY,IAAIX,SAASC,MACtBkD,OAAQ7D,EAAGuJ,UAEb,OAAAhJ,EAAA,MAIJ,OAAAlD,EAAA,GAAMgM,EAAOC,GACV7N,KACC,OAAA+N,EAAA,IAAqB,SAACC,EAAMhL,GAAS,OAAAgL,EAAKhJ,IAAIE,OAASlC,EAAKgC,IAAIE,QAChE,OAAArD,EAAA,IAAI,SAAC,GAAY,OAAP,UAET3B,UAAUmN,GAGf,IAAMY,EAAQZ,EACXrN,KACC,OAAA0I,EAAA,GAAwB,YACxB,OAAAwF,EAAA,GAAK,GACL,OAAAjL,EAAA,IAAU,SAAA+B,GAAO,cAAAhE,EAAA,GAAKmN,MAAMnJ,EAAIE,KAAM,CACpCkJ,YAAa,gBACZC,MAAK,SAAAC,GAAO,OAAAA,EAAI5B,WAChB1M,KACC,OAAAuO,EAAA,IAAW,WAET,OADA,YAAYvJ,GACL,WAIb,OAAAF,EAAA,MAIJ8I,EACG5N,KACC,OAAAwO,EAAA,GAAOP,IAEN/N,WAAU,SAAC,G,IAAE8E,EAAG,MACfsI,QAAQmB,UAAU,GAAI,GAAIzJ,EAAIgB,eAIpC,IAAM0I,EAAM,IAAIC,UAChBV,EACGjO,KACC,OAAA6B,EAAA,IAAI,SAAA+M,GAAY,OAAAF,EAAIG,gBAAgBD,EAAU,iBAE7C1O,UAAUN,GAGf,IAAMkP,EAAW,OAAAlN,EAAA,GAAMgM,EAAOC,GAC3B7N,KACC,OAAAwO,EAAA,GAAO5O,IAIXkP,EAAS5O,WAAU,SAAC,G,IAAE8E,EAAG,MAAEoD,EAAM,SAC3BpD,EAAIS,OAAS2C,EACf,YAAgBpD,EAAIS,MAEpB,YAAkB2C,GAAU,CAAElG,EAAG,OAKrC4M,EACG9O,KACC,OAAA+O,EAAA,GAAenP,IAEdM,WAAU,SAAC,G,QAAG,EAAH,iBAAG,GAAE8O,EAAK,QAAEC,EAAI,OAC1BlP,SAASiP,MAAQA,E,IAGjB,IAAuB,mBACrB,wBACA,sBACA,6BACD,8BAAE,CAJE,IAAM5O,EAAQ,QAKX4C,EAAO,YAAW5C,EAAU6O,GAC5BjB,EAAO,YAAW5N,EAAUL,SAASkP,WAEzB,IAATjM,QACS,IAATgL,GAEP,YAAeA,EAAMhL,I,iGAKzBjD,SAASmP,cAAc,IAAIC,YAAY,wBAI7C3G,EACGxI,KACC,OAAAoP,EAAA,GAAa,KACb,OAAA1G,EAAA,GAAwB,WAEvBxI,WAAU,SAAC,G,IAAEkI,EAAM,SAClBkF,QAAQ+B,aAAajH,EAAQ,OAInC,OAAAxG,EAAA,GAAM6L,EAAQI,GACX7N,KACC,OAAAsP,EAAA,GAAY,EAAG,GACf,OAAA1L,EAAA,IAAO,SAAC,G,IAAA,mBAACoK,EAAI,KAAEhL,EAAI,KACjB,OAAOgL,EAAKhJ,IAAIO,WAAavC,EAAKgC,IAAIO,WAC9B,YAAiBvC,EAAKgC,QAEhC,OAAAnD,EAAA,IAAI,SAAC,GAAc,OAAd,iBAAQ,OAEZ3B,WAAU,SAAC,G,IAAEkI,EAAM,SAClB,YAAkBA,GAAU,CAAElG,EAAG,O,WCxLlC,SAASqN,IACd,IAAMC,EAAY,cACfxP,KACC,OAAA6B,EAAA,IAAmB,SAAA5C,GAAO,OAAC,WAAD,CAAC,CACzBJ,KAAM,YAAU,UAAY,SAAW,UACpCI,MAEL,OAAA2E,EAAA,IAAO,SAAC,GACN,GAAa,WADD,OACW,CACrB,IAAM6L,EAAS,cACf,QAAsB,IAAXA,EACT,OAAQ,YAAwBA,GAEpC,OAAO,KAET,OAAA3K,EAAA,MA+FJ,OA3FA0K,EACGxP,KACC,OAAA4D,EAAA,IAAO,SAAC,GAAa,MAAS,WAAhB,UACd,OAAAmL,EAAA,GACE,uBAAa,gBACb,uBAAa,mBAGd7O,WAAU,SAAC,G,IAAA,mBAACjB,EAAG,KAAEwH,EAAK,KAAEvJ,EAAM,KACvBuS,EAAS,cACf,OAAQxQ,EAAIyF,MAGV,IAAK,QACC+K,IAAWhJ,GACbxH,EAAI0F,QACN,MAGF,IAAK,SACL,IAAK,MACH,YAAU,UAAU,GACpB,YAAgB8B,GAAO,GACvB,MAGF,IAAK,UACL,IAAK,YACH,QAAsB,IAAXgJ,EACT,YAAgBhJ,OACX,CACL,IAAMiJ,EAAM,aAACjJ,GAAU,YACrB,wDACAvJ,IAEIf,EAAIqL,KAAKC,IAAI,GACjBD,KAAKC,IAAI,EAAGiI,EAAIC,QAAQF,IAAWC,EAAIrT,QACxB,YAAb4C,EAAIyF,MAAsB,EAAI,IAE9BgL,EAAIrT,QACR,YAAgBqT,EAAIvT,IAItB8C,EAAI0F,QACJ,MAGF,QACM8B,IAAU,eACZ,YAAgBA,OAK5B+I,EACGxP,KACC,OAAA4D,EAAA,IAAO,SAAC,GAAa,MAAS,WAAhB,UACd,OAAAmL,EAAA,GAAe,uBAAa,kBAE3B7O,WAAU,SAAC,G,IAAA,mBAACjB,EAAG,KAAEwH,EAAK,KACrB,OAAQxH,EAAIyF,MAGV,IAAK,IACL,IAAK,IACL,IAAK,IACH,YAAgB+B,GAChB,YAAoBA,GACpBxH,EAAI0F,QACJ,MAGF,IAAK,IACL,IAAK,IACH,IAAMqJ,EAAO,YAAW,yBACJ,IAATA,GACTA,EAAK1H,QACP,MAGF,IAAK,IACL,IAAK,IACH,IAAMtD,EAAO,YAAW,yBACJ,IAATA,GACTA,EAAKsD,YAMVkJ,E,8CCrMT,wEAgFII,EAhFJ,sEA+FO,SAASC,EACdC,EAAoB,G,IAAElQ,EAAS,YAE/BgQ,EAAchQ,EACXI,KAGC,aAAI,SAAAD,GAAY,OAAA+P,EAAMC,QAAqB,SAACC,EAAY9R,G,MAChDuC,EAAK,YAAW,sBAAsBvC,EAAI,IAAK6B,GACrD,OAAO,2BACFiQ,QACc,IAAPvP,IAAoB,MAAIvC,GAAOuC,EAAE,GAAK,MAEjD,OAGH,aAAK,SAACuN,EAAMhL,G,YACV,IAAmB,kBAAA8M,GAAK,8BAAE,CAArB,IAAM5R,EAAI,QACb,OAAQA,GAGN,IAAK,WACL,IAAK,eACL,IAAK,YACL,IAAK,OACCA,KAAQ8P,QAA8B,IAAfA,EAAK9P,KAC9B,YAAe8P,EAAK9P,GAAQ8E,EAAK9E,IACjC8P,EAAK9P,GAAQ8E,EAAK9E,IAEpB,MAGF,aAC4B,IAAf8E,EAAK9E,GACd8P,EAAK9P,GAAQ,YAAW,sBAAsBA,EAAI,YAE3C8P,EAAK9P,K,iGAGpB,OAAO8P,KAIT,YAAY,CAAE1K,WAAY,EAAGC,UAAU,KAsBtC,SAAS0M,EACd/R,GAEA,OAAO0R,EACJ5P,KACC,aAAU,SAAAgQ,GAAc,YACM,IAArBA,EAAW9R,GACd,YAAG8R,EAAW9R,IACd,OAEN,iB,gCC1IC,SAASgS,EACdzP,EAAiB9B,GAEjB8B,EAAG4J,aAAa,gBAAiB1L,EAAQ,OAAS,IAQ7C,SAASwR,EACd1P,GAEAA,EAAGuM,gBAAgB,iBAWd,SAASoD,EACd3P,EAAiB9B,GAEjB8B,EAAG+L,UAAU6D,OAAO,uBAAwB1R,GAQvC,SAAS2R,EACd7P,GAEAA,EAAG+L,UAAUS,OAAO,wBAvEtB,yI,gCCAA,gW,gLCmCO,SAASsD,EAAsBvE,GACpC,OACE,WADK,CACL,UACEwE,MAAM,uBACNxB,MAAO,YAAU,kBAAiB,wBACX,IAAIhD,EAAE,Y,WCCnC,SAASyE,EACP,EACAC,G,IADEzL,EAAQ,WAAE+J,EAAK,QAAEtC,EAAI,OAAEiE,EAAK,QAAEC,EAAK,QAG/BC,EAAOvU,OAAO6N,KAAKwG,GAEtBZ,QAAgC,SAACe,EAAM7R,GAAQ,mBAC3C6R,EAAUH,EAAM1R,GAAiC,GAA1B,CAAC,uBAAMA,GAAY,QAC5C,IACL,OACE,WADK,CACL,KAAGiG,KAAMD,EAASe,WAAWC,QAAQ,OAAQ,KAAMuK,MAAM,yBAAyBO,UAAW,GAC3F,uBACEP,MAAM,gEAA+D,gBACtDI,EAAMtF,QAAQ,IAE7B,mBAAKkF,MAAM,mCACX,kBAAIA,MAAM,2BAA2BxB,GACpC0B,GAAUhE,EAAKrQ,OAAS,GACvB,iBAAGmU,MAAM,4BAA4B,YAAS9D,EAAM,MAErDgE,GAAUG,EAAKxU,OAAS,GACvB,iBAAGmU,MAAM,2BACN,YAAU,8B,KAAoCK,EAAKnR,MAAM,GAAI,MAe1E,SAASsR,EACP,G,IAAE/L,EAAQ,WAAE+J,EAAK,QAAEtC,EAAI,OAAEiE,EAAK,QAAEC,EAAK,QAE/BC,EAAOvU,OAAO6N,KAAKwG,GAEtBZ,QAAgC,SAACe,EAAM7R,GAAQ,mBAC3C6R,EAAUH,EAAM1R,GAAiC,GAA1B,CAAC,uBAAMA,GAAY,QAC5C,IACL,OACE,WADK,CACL,KAAGiG,KAAMD,EAASe,WAAWC,QAAQ,OAAQ,KAAMuK,MAAM,yBAAyBO,UAAW,GAC3F,uBAASP,MAAM,4BAA2B,gBAAgBI,EAAMtF,QAAQ,IACtE,kBAAIkF,MAAM,2BAA2BxB,GACpCtC,EAAKrQ,OAAS,GACb,iBAAGmU,MAAM,4BAA4B,YAAS9D,EAAM,MAErDmE,EAAKxU,OAAS,GACb,iBAAGmU,MAAM,2BACN,YAAU,8B,KAAoCK,EAAKnR,MAAM,GAAI,MAmBnE,SAASuR,EACd/T,EAAsBgU,QAAA,IAAAA,MAAA,KAEtB,IAAMC,EAAO,YAAIjU,GAGX4O,EAASqF,EAAKC,WAAU,SAAAC,GAAO,OAACA,EAAIpM,SAAS0I,SAAS,QACrD2D,EAAD,YAAYH,EAAK5T,OAAOuO,EAAQ,GAAE,GAA1B,GAGVD,EAAQsF,EAAKC,WAAU,SAAAC,GAAO,OAAAA,EAAIT,MAAQM,MAC/B,IAAXrF,IACFA,EAAQsF,EAAK9U,QAGf,IAAMkV,EAAOJ,EAAKzR,MAAM,EAAGmM,GACrB2F,EAAOL,EAAKzR,MAAMmM,GAGlBvB,EAAW,aACfmG,EAAsBa,GAAUxF,GAAoB,IAAVD,IACvC0F,EAAK1P,IAAImP,GACTQ,EAAKnV,OAAS,CACf,uBAASmU,MAAM,0BACb,uBAASO,UAAW,GACjBS,EAAKnV,OAAS,GAAqB,IAAhBmV,EAAKnV,OACrB,YAAU,0BACV,YAAU,2BAA4BmV,EAAKnV,SAG7CmV,EAAK3P,IAAImP,KAEb,IAIN,OACE,WADK,CACL,MAAIR,MAAM,0BACPlG,GCpHA,SAASmH,EACdC,GAEA,OACE,WADK,CACL,MAAIlB,MAAM,oBACPkB,EAAM7P,KAAI,SAAA8P,GAAQ,OACjB,WADiB,CACjB,MAAInB,MAAM,mBAAmBmB,OCP9B,SAASC,EACdC,GAEA,OACE,WADK,CACL,OAAKrB,MAAM,0BACT,mBAAKA,MAAM,qBACRqB,M,+BCTF,SAASC,EACdrR,EAAiB9B,GAEjB8B,EAAGsR,MAAMC,IAASrT,EAAK,KAQlB,SAASsT,EACdxR,GAEAA,EAAGsR,MAAMC,IAAM,GAWV,SAASE,EACdzR,EAAiB9B,GAEjB8B,EAAGsR,MAAM/N,OAAYrF,EAAK,KAQrB,SAASwT,EACd1R,GAEAA,EAAGsR,MAAM/N,OAAS,GAvEpB,yI,mCCAA,uT,4PC4DO,SAASoO,EAAiB3L,GAC/B,OAAOA,EACJ4L,MAAM,cACJxQ,KAAI,SAAC8O,EAAO9E,GAAU,OAAQ,EAARA,EACnB8E,EAAM1K,QAAQ,+BAAgC,MAC9C0K,KAEH2B,KAAK,IACPrM,QAAQ,kCAAmC,IAC3CsM,QCmEL,WA2BE,WAAmB,G,IAAE9I,EAAM,SAAE0H,EAAI,OAAEqB,EAAQ,WAAE3G,EAAK,QAChD4G,KAAKC,UC5GF,SACLvB,G,QAEMuB,EAAY,IAAIC,IAChBC,EAAY,IAAIC,I,IACtB,IAAkB,kBAAA1B,GAAI,8BAAE,CAAnB,IAAME,EAAG,QACN,cAAeA,EAAIpM,SAASoN,MAAM,KAAI,GAArCS,EAAI,KAAErN,EAAI,KAGXR,EAAWoM,EAAIpM,SACf+J,EAAWqC,EAAIrC,MAGftC,EAAO,EAAW2E,EAAI3E,MACzBzG,QAAQ,mBAAoB,IAC5BA,QAAQ,OAAQ,KAGnB,GAAIR,EAAM,CACR,IAAMqG,EAAS4G,EAAUnU,IAAIuU,GAGxBF,EAAQG,IAAIjH,GASf4G,EAAUM,IAAI/N,EAAU,CACtBA,SAAQ,EACR+J,MAAK,EACLtC,KAAI,EACJZ,OAAM,KAZRA,EAAOkD,MAAQqC,EAAIrC,MACnBlD,EAAOY,KAAQA,EAGfkG,EAAQnG,IAAIX,SAcd4G,EAAUM,IAAI/N,EAAU,CACtBA,SAAQ,EACR+J,MAAK,EACLtC,KAAI,K,iGAIV,OAAOgG,ED4DYO,CAAuB9B,GACxCsB,KAAKS,UE5GF,SACLzJ,GAEA,IAAM0J,EAAY,IAAIC,OAAO3J,EAAO0J,UAAW,OACzCD,EAAY,SAACG,EAAYxX,EAAcyX,GAC3C,OAAUzX,EAAI,2BAA2ByX,EAAI,WAI/C,OAAO,SAAC7M,GACNA,EAAQA,EACLR,QAAQ,gBAAiB,KACzBsM,OAGH,IAAMgB,EAAQ,IAAIH,OAAO,MAAM3J,EAAO0J,UAAS,KAC7C1M,EACGR,QAAQ,uBAAwB,QAChCA,QAAQkN,EAAW,KAAI,IACvB,OAGL,OAAO,SAAAxU,GAAS,OAAAA,EACbsH,QAAQsN,EAAOL,GACfjN,QAAQ,8BAA+B,QFoFzBuN,CAAuB/J,GAGxCgK,KAAKC,UAAUP,UAAY,IAAIC,OAAO3J,EAAO0J,WAI3CV,KAAK5G,WADc,IAAVA,EACI4H,MAAK,W,kBAGW,IAAvBhK,EAAOwB,KAAK5O,QAAmC,OAAnBoN,EAAOwB,KAAK,GAC1CwH,KAAKkB,IAAKF,KAAahK,EAAOwB,KAAK,KAC1BxB,EAAOwB,KAAK5O,OAAS,GAC9BoW,KAAKkB,KAAK,EAAAF,MAAaG,cAAa,oBAAInK,EAAOwB,QAIjD,IAAM4I,EA/Dd,SAAoBC,EAAaC,GACzB,kBAAS,CAAC,IAAIlB,IAAIiB,GAAI,IAAIjB,IAAIkB,IAAG,GAAhC/R,EAAC,KAAEE,EAAC,KACX,OAAO,YACF,IAAI2Q,IAAI,YAAI7Q,GAAG4B,QAAO,SAAAjF,GAAS,OAACuD,EAAE6Q,IAAIpU,QA4DzBqV,CAAW,CACrB,UAAW,iBAAkB,WAC5BxB,G,IAGH,IAAmB,kBAAA/I,EAAOwB,KAAKpJ,KAAI,SAAAoS,GAAY,MAChC,OAAbA,EAAoBR,KAAQA,KAAaQ,OACzC,8BAAE,CAFC,IAAMhJ,EAAI,Q,IAGb,IAAiB,4BAAA4I,IAAG,8BAAE,CAAjB,IAAMK,EAAE,QACXzB,KAAKD,SAASvF,OAAOhC,EAAKiJ,IAC1BzB,KAAK0B,eAAelH,OAAOhC,EAAKiJ,K,oMAKpCzB,KAAK2B,MAAM,QAAS,CAAEC,MAAO,MAC7B5B,KAAK2B,MAAM,QACX3B,KAAKrN,IAAI,Y,IAGT,IAAkB,kBAAA+L,GAAI,+BAAjB,IAAME,EAAG,QACZoB,KAAKhG,IAAI4E,I,qGAKAoC,KAAKa,MAAMC,KAAK1I,GAoB1B,YAAA3E,OAAP,SAAcT,GAAd,WACE,GAAIA,EACF,IACE,IAAM,EAAYgM,KAAKS,UAAUzM,GAG3B,EGtLP,SACL9H,GAEA,IAAM8H,EAAS,IAAKgN,KAAae,MAAM,CAAC,QAAS,SAKjD,OAJe,IAAKf,KAAagB,YAAY9V,EAAO8H,GAG7CmE,QACAnE,EAAMiO,QH8KSC,CAAiBlO,GAC9B7C,QAAO,SAAAgR,GAAU,OAChBA,EAAOC,WAAapB,KAAKe,MAAMK,SAASC,cAItCC,EAAStC,KAAK5G,MAAM3E,OAAUT,EAAK,KAGtCsJ,QAAqB,SAACiF,EAAS,G,IAAE5P,EAAG,MAAEwL,EAAK,QAAEqE,EAAS,YAC/ClV,EAAW,EAAK2S,UAAUnU,IAAI6G,GACpC,QAAwB,IAAbrF,EAA0B,CAC3B,IAAAkF,EAAkClF,EAAQ,SAAhCiP,EAAwBjP,EAAQ,MAAzB2M,EAAiB3M,EAAQ,KAAnB+L,EAAW/L,EAAQ,OAG5C4Q,EGlLb,SACLlK,EAA4BkK,GAM5B,I,YAJM+D,EAAU,IAAI7B,IAAuBpM,GAGrCvJ,EAA2B,GACxB0B,EAAI,EAAGA,EAAI+R,EAAMtU,OAAQuC,I,IAChC,IAAqB,4BAAA8V,IAAO,+BAAvB,IAAME,EAAM,QACXjE,EAAM/R,GAAGsW,WAAWN,EAAOtB,QAC7BpW,EAAO0X,EAAOtB,OAAQ,EACtBoB,EAAQS,OAAOP,K,qGAIrB,IAAqB,kBAAAF,GAAO,+BAC1BxX,GADS0X,EAAM,SACDtB,OAAQ,G,iGAGxB,OAAOpW,EH+JmBkY,CACZ,EACA9Y,OAAO6N,KAAK8K,EAAUI,WAIlBhB,IAAUvI,IAAUxP,OAAOgZ,OAAO3E,GAAO4E,OAAM,SAAA3W,GAAK,OAAAA,KAC1DoW,EAAQrY,KAAK,CACXsI,SAAQ,EACR+J,MAAO,EAAUA,GACjBtC,KAAM,EAAUA,GAChBkE,MAAOA,GAAS,EAAIyD,GACpB1D,MAAK,IAGT,OAAOqE,IACN,IAGFQ,MAAK,SAAC1B,EAAGC,GAAM,OAAAA,EAAEnD,MAAQkD,EAAElD,SAG3Bb,QAAO,SAACiF,EAAS9X,GAChB,IAAM6C,EAAW,EAAK2S,UAAUnU,IAAIrB,EAAO+H,UAC3C,QAAwB,IAAblF,EAA0B,CACnC,IAAMqF,EAAM,WAAYrF,EACpBA,EAAS+L,OAAQ7G,SACjBlF,EAASkF,SACb+P,EAAQhC,IAAI5N,EAAK,YAAI4P,EAAQzW,IAAI6G,IAAQ,GAAI,CAAAlI,KAE/C,OAAO8X,IACN,IAAIrC,KAGT,OAAO,YAAIoC,EAAOO,UAGlB,SAEAG,QAAQC,KAAK,kBAAkBjP,EAAK,iCAKxC,MAAO,IA7JX,OIzGkBkP,E,uDA2EX,SAASC,EACdvM,GAEA,OAAOA,EAAQ3E,OAASiR,EAAkBE,MAUrC,SAASC,EACdzM,GAEA,OAAOA,EAAQ3E,OAASiR,EAAkBI,MAUrC,SAASC,EACd3M,GAEA,OAAOA,EAAQ3E,OAASiR,EAAkBM,QAxG5C,SAAkBN,GAChB,qBACA,qBACA,qBACA,uBAJF,CAAkBA,MAAiB,K,WCiCnC,SAASO,EACP,G,IAAEzM,EAAM,SAAE0H,EAAI,OAAEtF,EAAK,QAiBrB,OAb2B,IAAvBpC,EAAOwB,KAAK5O,QAAmC,OAAnBoN,EAAOwB,KAAK,KAC1CxB,EAAOwB,KAAO,CAAC,YAAU,wBAGF,cAArBxB,EAAO0J,YACT1J,EAAO0J,UAAY,YAAU,4BAQxB,CAAE1J,OAAM,EAAE0H,KAAI,EAAEtF,MAAK,EAAE2G,SALb,YAAU,0BACxBH,MAAM,WACNzO,OAAOuS,UAsBL,SAASC,EACdpR,EAAa,G,IAAEqR,EAAM,SAAEC,EAAK,QAEtBvN,EAAS,IAAIwN,OAAOvR,GAGpBgE,EAAM,IAAItG,EAAA,EACVuG,EAAM,YAAYF,EAAQ,CAAEC,IAAG,IAClChJ,KACC,OAAA+O,EAAA,GAAeuH,GACf,OAAAzU,EAAA,IAAI,SAAC,G,YAAA,mBAACwH,EAAO,KAAEvD,EAAI,KACjB,GAAIkQ,EAAsB3M,G,IACxB,IAAqB,kBAAAA,EAAQxN,MAAI,+BAA5B,IAAMqB,EAAM,Q,IACf,IAAuB,4BAAAA,IAAM,+BAAxB,IAAM6C,EAAQ,QACjBA,EAASkF,SAAca,EAAI,IAAI/F,EAASkF,U,oMAE9C,OAAOoE,KAET,OAAAvE,EAAA,MAeJ,OAXAuR,EACGrW,KACC,OAAA6B,EAAA,IAAqC,SAAAhG,GAAQ,OAC3C6I,KAAMiR,EAAkBa,MACxB3a,KAAMqa,EAAiBra,OAEzB,OAAAgR,EAAA,GAAU,MAET3M,UAAU8I,EAAIhG,KAAK9D,KAAK8J,IAGtB,CAAEA,IAAG,EAAEC,IAAG,K,yCCtInB,8EAqFO,SAASwN,EACd,G,IAAElO,EAAO,UAAEmO,EAAK,QAAElO,EAAS,YAAEmO,EAAO,UAEpC,OAAO,YACL,aAAU,SAAAlW,GAAM,OAAAkW,EACb3W,KACC,aAAU,SAAA4W,GAGR,OAAIA,EACK,uBAAanW,EAAI,CAAEiW,MAAK,EAAElO,UAAS,IACvCxI,KACC,uBAAaS,EAAI,CAAE8H,QAAO,IAC1B,aAAI,SAAAsO,GAAW,OAAGA,QAAO,OAKtB,YAAG,c,6BCvGtB,gd,6CCAA,+JAsFO,SAASC,EACdrW,EAAiB,G,IAAEiW,EAAK,QAAElO,EAAS,YAE7BuO,EAAStW,EAAGsL,cAAelD,UAClBpI,EAAGsL,cAAeA,cAAelD,UAGhD,OAAO,YAAc,CAAC6N,EAAOlO,IAC1BxI,KACC,aAAI,SAAC,G,IAAA,mBAAC,OAAEoI,EAAM,SAAEpE,EAAM,SAAgB9B,EAAC,cAIrC,MAAO,CACL8B,OAJFA,EAASA,EACLwD,KAAKwP,IAAID,EAAQvP,KAAKC,IAAI,EAAGvF,EAAIkG,IACjC2O,EAGFE,KAAM/U,GAAKkG,EAAS2O,MAGxB,aAA8B,SAACjD,EAAGC,GAChC,OAAOD,EAAE9P,SAAW+P,EAAE/P,QACf8P,EAAEmD,OAAWlD,EAAEkD,SAevB,SAASC,EACdzW,EAAiB,G,IAAE8H,EAAO,UAE1B,OAAO,YAGL,YAAU,KACV,YAAeA,GACf,aAAI,SAAC,G,IAAA,mBAAC,OAAEvE,EAAM,SAAEiT,EAAI,OAAc7O,EAAM,YACtC,YAAiB3H,EAAIuD,GAGjBiT,EACF,YAAiBxW,EAAI2H,GAErB,YAAmB3H,MAIvB,aAAI,SAAC,GAAc,OAAd,iBAAQ,MAGb,aAAS,WACP,YAAmBA,GACnB,YAAmBA,S,6BCjJzB,0E,6BCAA,4GAiGO,SAAS0W,EACd,G,IAAE5O,EAAO,UAAEmO,EAAK,QAAElO,EAAS,YAAE4O,EAAO,UAEpC,OAAO,YACL,aAAU,SAAA3W,GAAM,OAAA2W,EACbpX,KACC,aAAU,SAAAqX,GAGR,GAAIA,EAAQ,CACV,IAAM3H,EAAM,YAA+B,gBAAiBjP,GAGtD6W,EAAW,uBAAa7W,EAAI,CAAEiW,MAAK,EAAElO,UAAS,IACjDxI,KACC,uBAAaS,EAAI,CAAE8H,QAAO,KAIxBgP,EAAW,0BAAgB7H,EAAK,CAAEnH,QAAO,EAAEC,UAAS,IACvDxI,KACC,0BAAgB0P,IAIpB,OAAO,YAAc,CAAC4H,EAAUC,IAC7BvX,KACC,aAAI,SAAC,G,IAAA,mBAAuB,OAAG6W,QAAlB,KAA2BW,QAAlB,UAK1B,OAAO,YAAG,c,6CCjItB,sMAyFO,SAASC,EACd/H,EAA0B,G,QAAEnH,EAAO,UAAEC,EAAS,YAExCqJ,EAAQ,IAAIc,I,IAClB,IAAiB,kBAAAjD,GAAG,8BAAE,CAAjB,IAAMjP,EAAE,QACLuL,EAAK0L,mBAAmBjX,EAAGgF,KAAKU,UAAU,IAC1C7E,EAAS,YAAW,QAAQ0K,EAAE,WACd,IAAX1K,GACTuQ,EAAMmB,IAAIvS,EAAIa,I,iGAIlB,IAAMqW,EAAUpP,EACbvI,KACC,aAAI,SAAA4X,GAAU,UAAKA,EAAO5T,WAyE9B,OArEmB,YAAiBjE,SAAS4M,MAC1C3M,KACC,YAAwB,UAGxB,aAAI,WACF,IAAI8S,EAA4B,GAChC,OAAO,YAAIjB,GAAO9B,QAAO,SAAClE,EAAO,GAC/B,I,IAD+B,mBAACgM,EAAM,KAAEvW,EAAM,KACvCwR,EAAKzW,QAAQ,CAElB,KADawV,EAAMtT,IAAIuU,EAAKA,EAAKzW,OAAS,IACjC8E,SAAWG,EAAOH,SAGzB,MAFA2R,EAAKgF,MAQT,IADA,IAAI1P,EAAS9G,EAAOuH,WACZT,GAAU9G,EAAOyK,eAEvB3D,GADA9G,EAASA,EAAOyK,eACAlD,UAIlB,OAAOgD,EAAMmH,IACX,YAAIF,EAAO,YAAIA,EAAM,CAAA+E,KAASE,UAC9B3P,KAED,IAAIuK,QAIT,aAAU,SAAA9G,GAAS,mBAAc,CAAC8L,EAASnP,IACxCxI,KACC,aAAK,SAAC,EAAc,GAGlB,I,IAHI,mBAACgO,EAAI,KAAEhL,EAAI,KAAG,mBAAC+T,EAAM,KAAc7U,EAAC,cAGjCc,EAAK3G,QAAQ,CAElB,KADM,YAAa2G,EAAK,GAAE,GAAX,GACF+T,EAAS7U,GAGpB,MAFA8L,EAAO,YAAIA,EAAM,CAAAhL,EAAKlG,UAO1B,KAAOkR,EAAK3R,QAAQ,CAElB,KADM,YAAa2R,EAAKA,EAAK3R,OAAS,GAAE,GAAzB,GACF0a,GAAU7U,GAGrB,MAFAc,EAAO,aAACgL,EAAK8J,OAAW9U,GAO5B,MAAO,CAACgL,EAAMhL,KACb,CAAC,GAAI,YAAI6I,KACZ,aAAqB,SAACiI,EAAGC,GACvB,OAAOD,EAAE,KAAOC,EAAE,IACXD,EAAE,KAAOC,EAAE,WAQzB/T,KACC,aAAI,SAAC,G,IAAA,mBAACgO,EAAI,KAAEhL,EAAI,KAAM,OACpBgL,KAAMA,EAAKnM,KAAI,SAAC,GAAW,OAAX,iBAAK,MACrBmB,KAAMA,EAAKnB,KAAI,SAAC,GAAW,OAAX,iBAAK,UAIvB,YAAU,CAAEmM,KAAM,GAAIhL,KAAM,KAC5B,YAAY,EAAG,GACf,aAAI,SAAC,G,IAAA,mBAAC8Q,EAAC,KAAEC,EAAC,KAGR,OAAID,EAAE9F,KAAK3R,OAAS0X,EAAE/F,KAAK3R,OAClB,CACL2R,KAAM+F,EAAE/F,KAAKtO,MAAM8H,KAAKC,IAAI,EAAGqM,EAAE9F,KAAK3R,OAAS,GAAI0X,EAAE/F,KAAK3R,QAC1D2G,KAAM,IAKD,CACLgL,KAAM+F,EAAE/F,KAAKtO,OAAO,GACpBsD,KAAM+Q,EAAE/Q,KAAKtD,MAAM,EAAGqU,EAAE/Q,KAAK3G,OAASyX,EAAE9Q,KAAK3G,aAgBlD,SAAS2b,EACdtI,GAEA,OAAO,YAGL,YAAU,KACV,aAAI,SAAC,G,QAAE1B,EAAI,OAAEhL,EAAI,O,IAGf,IAAmB,kBAAAA,GAAI,8BAAE,CAAd,IAACvC,EAAD,uBAAG,GACZ,YAAkBA,GAClB,YAAgBA,I,iGAIlBuN,EAAKrC,SAAQ,SAAC,EAAME,G,IAALpL,EAAD,iBAAG,GACf,YAAgBA,EAAIoL,IAAUmC,EAAK3R,OAAS,GAC5C,YAAcoE,GAAI,SAKtB,aAAS,W,YACP,IAAiB,kBAAAiP,GAAG,8BAAE,CAAjB,IAAMjP,EAAE,QACX,YAAkBA,GAClB,YAAgBA,I,wWCvJjB,SAASwX,EACd,EACA,G,IADEhP,EAAG,MAAED,EAAG,MACRkP,EAAM,SAAEC,EAAM,SAAEC,EAAO,UAEzB,OAAO,OAAApY,EAAA,GACL,OAAAiD,EAAA,IAAU,WAGR,IAAMoV,EAAUpP,EACbjJ,KACC,OAAA4D,EAAA,GAAO,KACP,OAAA3D,EAAA,GAAoB,SACpB,OAAA6B,EAAA,GAAU,YAad,OATAkH,EACGhJ,KACC,OAAA4D,EAAA,GAAO,KACP,OAAA4K,EAAA,GAAO6J,GACP,OAAAtS,EAAA,GAAK,IAEJ7F,UAAU8I,EAAIhG,KAAK9D,KAAK8J,IAGtB,OAAAd,EAAA,GAAc,CAACmQ,EAASH,EAAQE,EAASD,IAC7CnY,KACC,OAAA6B,EAAA,IAAI,SAAC,G,IAAA,mBAA4B,OAC/ByW,OADU,KAEV7R,MAFiB,KAGjBvJ,OAHyB,c,2DC3C9B,SAASqb,EACd,EAAuCC,G,IAArCxP,EAAG,MAEL,YAFuC,IAAAwP,MAAA,IAEhC,OAAAxY,EAAA,GACL,OAAAiD,EAAA,IAAU,SAAAxC,GACR,IAAMyX,EClBL,SACLzX,EAAsB,G,IAEhByT,QAF2B,MAAmB,GAAE,cAE9B,IAGlBrJ,EAAS,OAAAjJ,EAAA,GACb,OAAA9B,EAAA,GAAUW,EAAI,SACd,OAAAX,EAAA,GAAUW,EAAI,SAAST,KAAK,OAAA+M,EAAA,GAAM,KAEjC/M,KACC,OAAA6B,EAAA,IAAI,WAAM,OAAAqS,EAAGzT,EAAG9B,UAChB,OAAAmD,EAAA,GAAUoS,EAAGzT,EAAG9B,QAChB,OAAAoP,EAAA,MAIE0K,EAAS,YAAkBhY,GAGjC,OAAO,OAAAyH,EAAA,GAAc,CAAC2C,EAAQ4N,IAC3BzY,KACC,OAAA6B,EAAA,IAAI,SAAC,G,IAAA,mBAAmB,OAAGlD,MAAhB,KAAuB8C,MAAhB,UDJHiX,CAAiBjY,EAAI+X,GAwBpC,OArBAN,EACGlY,KACC,OAAA0I,EAAA,GAAwB,SACxB,OAAA7G,EAAA,IAAI,SAAC,G,IAAElD,EAAK,QAA2B,OACrC+F,KAAM,IAAkBqR,MACxBla,KAAM8C,OAGPuB,UAAU8I,EAAIhG,KAAK9D,KAAK8J,IAG7BkP,EACGlY,KACC,OAAA0I,EAAA,GAAwB,UAEvBxI,WAAU,SAAC,G,IAAEuB,EAAK,QACbA,GACF,YAAU,SAAUA,MAIrByW,M,4BE1DN,SAASS,IACd,OAAO,OAAA3Y,EAAA,GACL,OAAAiD,EAAA,IAAU,SAAAxC,GAAM,OCXb,SACLA,GAEA,OAAO,OAAAX,EAAA,GAAUW,EAAI,SAClBT,KACC,OAAAC,EAAA,QAAMM,IDMQqY,CAAiBnY,GAC9BT,KACC,OAAAuJ,EAAA,GAAY,YAAa,iBACzB,OAAA9F,EAAA,GAAI,KACJ,OAAAxD,EAAA,QAAMM,OAGV,OAAAuB,EAAA,QAAUvB,I,2DEoBP,SAASsY,EACdpY,EAAiBmJ,GAEjBnJ,EAAGkJ,YAAYC,GCEV,SAASkP,EACdrY,EAAiB,G,IAAEyX,EAAM,SAAEa,EAAM,SAAEC,EAAM,SAEnClI,EAAO,YAAkB,0BAA2BrQ,GACpDwY,EAAO,YAAkB,0BAA2BxY,GAC1D,OAAO,OAAAT,EAAA,GAGL,OAAA+O,EAAA,GAAemJ,EAAQa,GACvB,OAAAlX,EAAA,IAAI,SAAC,G,IAAA,mBAAC3E,EAAM,KAMV,OANiB,KACPyB,MDvDT,SACL8B,EAAiB9B,GAEjB,OAAQA,GAGN,KAAK,EACH8B,EAAG0K,YAAc,YAAU,sBAC3B,MAGF,KAAK,EACH1K,EAAG0K,YAAc,YAAU,qBAC3B,MAGF,QACE1K,EAAG0K,YAAc,YAAU,sBAAuBxM,ICuChDua,CAAoBD,EAAM/b,EAAOb,QD9BlC,SACLoE,GAEAA,EAAG0K,YAAc,YAAU,6BC6BrBgO,CAAsBF,GAEjB/b,KAIT,OAAA+F,EAAA,IAAU,SAAA/F,GACR,IAAMkc,EAAa,YAAIlc,EAAO2E,KAAI,SAAC,GAAW,OAAX,iBAAK,GAAW+O,SAAQ,KAC3D,OAAOoI,EACJhZ,KAGC,OAAA6M,EAAA,GAAUC,EAAA,GACV,OAAAuM,EAAA,IAAK,SAAAxN,GAEH,IADA,IAAMe,EAAYnM,EAAGsL,cACdF,EAAQ3O,EAAOb,SACpBwc,EAAsB/H,EAAM,YAC1B5T,EAAO2O,KAAUuN,EAAWvN,OAE1Be,EAAU0M,aAAe1M,EAAU1I,aAAe,OAGxD,OAAO2H,IACN,GAGH,OAAA5L,EAAA,GAAM/C,GAGN,OAAAiG,EAAA,IAAS,YDpCZ,SACL1C,GAEAA,EAAGoJ,UAAY,GCkCL0P,CAAsBzI,WCxD3B,SAAS0I,EACd,EAAuC,G,IAArCvQ,EAAG,MAAoCiP,EAAM,SAE/C,OAAO,OAAAlY,EAAA,GACL,OAAAiD,EAAA,IAAU,SAAAxC,GACR,IAAMmM,EAAYnM,EAAGsL,cAGfgN,EAAS9P,EACZjJ,KACC,OAAA4D,EAAA,GAAO,KACP,OAAA3D,EAAA,IAAM,IAIJ+Y,EAAS,YAAmBpM,GAC/B5M,KACC,OAAA6B,EAAA,IAAI,SAAC,GACH,OADM,KACM+K,EAAU0M,aAAe1M,EAAU1I,aAAe,MAEhE,OAAA6J,EAAA,KACA,OAAAnK,EAAA,GAAOuS,UAIX,OAAOlN,EACJjJ,KACC,OAAA4D,EAAA,GAAO,KACP,OAAA/B,EAAA,IAAI,SAAC,GAAa,OAAP,UACXiX,EAAkBrY,EAAI,CAAEyX,OAAM,EAAEa,OAAM,EAAEC,OAAM,IAC9C,OAAAlX,EAAA,GAAU,W,yMCPb,SAAS2X,EACd,G,IAAE7Z,EAAS,YAAE4I,EAAS,YAEtB,OAAO,OAAAxI,EAAA,GACL,OAAAiD,EAAA,IAAU,SAAAxC,GACR,IAAM8H,ECzBL,SACL9H,EAAiB,GAEjB,OAF4B,YAGzBT,KACC,OAAA6B,EAAA,IAAI,WACF,IAAM6X,EAASC,iBAAiBlZ,GAChC,MAAO,CACL,SACA,kBACAkN,SAAS+L,EAAOE,aAEpB,OAAA7L,EAAA,KACA,OAAA9K,EAAA,IAAU,SAAA4W,GACR,OAAIA,EACK,YAAiBpZ,GACrBT,KACC,OAAA6B,EAAA,IAAI,SAAC,GAAe,OAClBgY,QAAQ,EACR7V,OAFW,cAMV,OAAAnB,EAAA,GAAG,CACRgX,QAAQ,EACR7V,OAAQ,OAId,OAAAX,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KDJvBuW,CAAYrZ,EAAI,CAAEb,UAAS,IAGrCma,EAAQ,YAAa,QACxB/Z,KACC,OAAA6B,EAAA,IAAI,SAAAmY,GAAQ,mBAAW,yBAA0BA,MACjD,OAAApW,EAAA,IAAO,SAAAqW,GAAM,YAAc,IAAPA,KACpB,OAAAC,EAAA,GAAQ,YAAa,iBACrB,OAAAjX,EAAA,IAAU,SAAC,G,IAAA,mBAACgX,EAAE,KAAEjL,EAAK,KAAM,mBAAgBiL,EAAI,CAAE1R,QAAO,EAAEC,UAAS,IAChExI,KACC,OAAA6B,EAAA,IAAI,SAAC,GACH,OADgB,YACJoY,EAAG/V,aAAe,OAAS,UAEzC,OAAA6J,EAAA,KCIP,SACLtN,GAEA,OAAO,OAAAT,EAAA,GAGL,OAAA6M,EAAA,GAAUC,EAAA,GACV,OAAArJ,EAAA,IAAI,SAAAiB,ICtFD,SACLjE,EAAiB9B,GAEjB8B,EAAG4J,aAAa,gBAAiB1L,EAAQ,SAAW,IDoFhDwb,CAAqB1Z,EAAa,SAATiE,MAI3B,OAAAvB,EAAA,IAAS,YChFN,SACL1C,GAEAA,EAAGuM,gBAAgB,iBD8EfoN,CAAuB3Z,ODhBf4Z,CAAgBrL,OAGpB,OAAAlN,EAAA,GAAsB,SAI1B,OAAO,OAAAoG,EAAA,GAAc,CAACK,EAASwR,IAC5B/Z,KACC,OAAA6B,EAAA,IAAI,SAAC,G,IAAA,mBAAC+V,EAAM,KAAElT,EAAI,KAAc,OAAC,WAAD,CAAC,CAAEA,KAAI,GAAKkT,a,yLG/B/C,SAAS0C,EACd,G,IAAE/R,EAAO,UAAEC,EAAS,YAEdkO,EAAQ,IAAIhU,EAAA,EAelB,OAZA,YAAa,UACV1C,KACC,OAAAiD,EAAA,IAAU,SAAA2U,GAAU,OAAAlB,EACjB1W,KACC,OAAA0I,EAAA,GAAwB,WCqChCjI,EDpC0BmX,ECsCnB,OAAA5X,EAAA,GAGL,OAAA6M,EAAA,GAAUC,EAAA,GACV,OAAArJ,EAAA,IAAI,SAAC,G,IAAEgM,EAAM,UC3GV,SACLhP,EAAiB9B,GAEjB8B,EAAG4J,aAAa,gBAAiB1L,EAAQ,SAAW,IDyGhD4b,CAAgB9Z,EAAIgP,MAItB,OAAAtM,EAAA,IAAS,YCrGN,SACL1C,GAEAA,EAAGuM,gBAAgB,iBDmGfwN,CAAkB/Z,SAbjB,IACLA,MDhCKP,UAAUgN,EAAA,GAGR,OAAAlN,EAAA,GACL,OAAAiD,EAAA,IAAU,SAAAxC,GAAM,OC7Bb,SACLA,EAAiB,G,IAAE8H,EAAO,UAAEC,EAAS,YAI/BmP,EAAUpP,EACbvI,KACC,OAAA6B,EAAA,IAAI,SAAC,GAAe,OAAP,YACb,OAAAkM,EAAA,MAIE0M,EAAU9C,EACb3X,KACC,OAAAiD,EAAA,IAAU,WAAM,mBAAiBxC,GAC9BT,KACC,OAAA6B,EAAA,IAAI,SAAC,G,IAAEmC,EAAM,SAAO,OAClBgO,IAAQvR,EAAGoI,UACX6R,OAAQja,EAAGoI,UAAY7E,MAEzB,OAAA0E,EAAA,GAAwB,eAMhC,OAAO,OAAAR,EAAA,GAAc,CAACyP,EAAS8C,EAASjS,IACrCxI,KACC,OAAA6B,EAAA,IAAI,SAAC,G,IAAA,mBAAC+V,EAAM,KAAE,OAAE5F,EAAG,MAAE0I,EAAM,SAAI,OAAYxY,EAAC,WAAY8B,EAAM,cAK5D,MAAO,CACLoE,OAAQ4J,EAAM4F,EACd5T,OANFA,EAASwD,KAAKC,IAAI,EAAGzD,EACjBwD,KAAKC,IAAI,EAAGuK,EAAS9P,EAAI0V,GACzBpQ,KAAKC,IAAI,EAAGzD,EAAS9B,EAAIwY,IAK3BjL,OAAQuC,EAAM4F,GAAU1V,MAG5B,OAAA6L,EAAA,IAA2B,SAAC+F,EAAGC,GAC7B,OAAOD,EAAE1L,SAAW2L,EAAE3L,QACf0L,EAAE9P,SAAW+P,EAAE/P,QACf8P,EAAErE,SAAWsE,EAAEtE,WDbVkL,CAAUla,EAAI,CAAE8H,QAAO,EAAEC,UAAS,OAClD,OAAA/E,EAAA,IAAI,SAAAuW,GAAQ,OAAAtD,EAAM1T,KAAKgX,MACvB,OAAA7W,EAAA,IAAS,WAAM,OAAAuT,EAAMkE,iB,kJGtClB,SAASC,EACd,G,IAAEtS,EAAO,UAAEC,EAAS,YAAEmO,EAAO,UAE7B,OAAO,OAAA3W,EAAA,GACL,OAAAiD,EAAA,IAAU,SAAAxC,GAAM,OAAAkW,EACb3W,KACC,OAAAiD,EAAA,IAAU,SAAA2T,GAGR,OAAIA,EACK,YAAgBnW,EAAI,CAAE8H,QAAO,EAAEC,UAAS,IAC5CxI,KACC,OAAA6B,EAAA,IAAI,SAAC,GAAsB,OAAGiZ,OAAZ,YAAyB,OAC3C,OAAApS,EAAA,GAAwB,UCpCjC,SACLjI,GAEA,OAAO,OAAAT,EAAA,GAGL,OAAA6M,EAAA,GAAUC,EAAA,GACV,OAAArJ,EAAA,IAAI,SAAC,G,IAAEqX,EAAM,UCrBV,SACLra,EAAiB9B,GAEjB8B,EAAG4J,aAAa,gBAAiB1L,EAAQ,SAAW,IDmBhDoc,CAActa,EAAIqa,MAIpB,OAAA3X,EAAA,IAAS,YCfN,SACL1C,GAEAA,EAAGuM,gBAAgB,iBDafgO,CAAgBva,ODwBNwa,CAAUxa,IAKP,OAAAoC,EAAA,GAAG,CAAEiY,QAAQ,c,ucGzChC,SAASI,IACP,MAAO,qBAAqB5V,KAAK6V,UAAUC,W,mBCe7C,SAASC,EACPrW,GAGA,OADM,YAASA,EAAIuO,MAAM,sBAAwB,GAAE,GAAxC,GACE+H,eAGX,IAAK,SACG,kBAAiBtW,EAAIuO,MAAM,yCAAwC,GACzE,OC9BC,SACLgI,EAAcC,GAEd,IAAMxW,OAAsB,IAATwW,EACf,gCAAgCD,EAAI,IAAIC,EACxC,gCAAgCD,EACpC,OAAO,OAAAva,EAAA,GAAKmN,MAAMnJ,GAAKqJ,MAAK,SAAAC,GAAO,OAAAA,EAAImN,WACpCzb,KACC,OAAA4D,EAAA,IAAO,SAAC,GAAe,OAAW,MAAlB,YAChB,OAAA/B,EAAA,IAAI,SAAC,G,IAAE+M,EAAQ,WAGb,QAAoB,IAAT4M,EAAsB,CACvB,IAAAE,EAAwC9M,EAAQ,iBAA9B+M,EAAsB/M,EAAQ,YACxD,MAAO,CACF,YAAM8M,GAAoB,GAAE,SAC5B,YAAMC,GAAe,GAAE,UAKpB,IAAAC,EAAuBhN,EAAQ,aACvC,MAAO,CACF,YAAMgN,GAAgB,GAAE,qBDO1BC,CADM,KAAM,MAIrB,IAAK,SACG,kBAAiB7W,EAAIuO,MAAM,wCAAuC,GACxE,OEnCC,SACLzN,EAAcgW,GAEd,IAAM9W,EAAM,WAAWc,EAAI,oBAAoBiW,mBAAmBD,GAClE,OAAO,OAAA9a,EAAA,GAAKmN,MAAMnJ,GAAKqJ,MAAK,SAAAC,GAAO,OAAAA,EAAImN,WACpCzb,KACC,OAAA4D,EAAA,IAAO,SAAC,GAAe,OAAW,MAAlB,YAChB,OAAA/B,EAAA,IAAI,SAAC,GAAiB,OAAP,cACf,OAAAA,EAAA,IAAI,SAAC,G,IAAEma,EAAU,aAAEL,EAAW,cAAsB,OAC/C,YAAMK,GAAW,SACjB,YAAML,GAAY,cFyBhBM,CADM,KAAM,MAIrB,QACE,OAAO,KG+BN,SAASC,EACdzb,EAAiB9B,GAEjB8B,EAAG4J,aAAa,gBAAiB,QACjC5J,EAAGsR,MAAMC,IAAM,IAAIrT,EAAK,KAQnB,SAASwd,EACd1b,GAEA,IAAM9B,GAAS,EAAIyd,SAAS3b,EAAGsR,MAAMC,IAAK,IAC1CvR,EAAGuM,gBAAgB,iBACnBvM,EAAGsR,MAAMC,IAAM,GACXrT,GACFa,OAAOqI,SAAS,EAAGlJ,GAYhB,SAAS0d,EAAW5S,GACzB,IAAK,YAASA,GACZ,MAAM,IAAI6S,YAAY,0BAA0B3R,KAAKI,UAAUtB,IAGjE,IAAM7J,EAAY,cACZyN,EAAY,cAGZiJ,EAAY,YAAkB7M,EAAO3D,KAAM,CAAEuH,UAAS,IACtDkP,EAAY,cACZ/T,EAAY,cACZ4O,EAAY,YAAW,sBACvBT,EAAY,YAAW,uBAK7B,0BAAgB,CACd,WACA,YACA,SACA,eACA,OACA,aACA,SACA,eACA,eACA,gBACA,OACA,OACA,OACC,CAAE/W,UAAS,IAEd,IAAM4P,EAAY,cAGd7I,WAAW,WAAWI,SCjIrB,SACL,G,IAAEnH,EAAS,YAAE4I,EAAS,YAEhBgU,EAAO5c,EACVI,KACC,OAAA6B,EAAA,IAAI,WAAM,mBAA8B,kBAItC4G,EAAQD,EACXxI,KACC,OAAA0I,EAAA,GAAwB,SAI5B,OAAAR,EAAA,GAAc,CAACsU,EAAM/T,IAClBvI,WAAU,SAAC,G,QAACwP,EAAD,iBAAI,G,IACd,IAAiB,kBAAAA,GAAG,8BAAE,CAAjB,IAAMjP,EAAE,QACPA,EAAGgc,YAAchc,EAAGic,YACtBjc,EAAG4J,aAAa,WAAY,KAE5B5J,EAAGuM,gBAAgB,a,qGD6GzB2P,CAAgB,CAAE/c,UAAS,EAAE4I,UAAS,IEzHnC,SACL,G,IAAE5I,EAAS,YAAE2c,EAAK,QAEZC,EAAO5c,EACVI,KACC,OAAA6B,EAAA,IAAI,WAAM,mBAAgC,eAI9C,OAAAD,EAAA,GACE,YAAW,SAAS5B,KAAK,OAAA4D,EAAA,GAAOuS,UAChC,OAAArW,EAAA,GAAUN,OAAQ,gBAEjBQ,KACC,OAAAuJ,EAAA,GAAYiT,IAEXtc,WAAU,SAAAwP,G,YACT,IAAiB,kBAAAA,GAAG,+BAAP,QACRrF,aAAa,OAAQ,K,qGAIhCkS,EACGvc,KACC,OAAA6B,EAAA,IAAI,SAAAmK,GAAM,mBAAW,QAAQA,EAAE,SAC/B,OAAApI,EAAA,IAAO,SAAAnD,GAAM,YAAc,IAAPA,KACpB,OAAAgD,EAAA,IAAI,SAAAhD,GACF,IAAMmc,EAAUnc,EAAGiN,QAAQ,WACvBkP,IAAYA,EAAQC,MACtBD,EAAQvS,aAAa,OAAQ,QAGhCnK,WAAU,SAAAO,GAAM,OAAAA,EAAGqc,oBF0FxBC,CAAa,CAAEnd,UAAS,EAAE2c,MAAK,IAClB,CAAE3c,UAAS,GGzHb,UAGRI,KACC,OAAAkO,EAAA,GAAK,GACL,OAAAa,EAAA,GAAe,uBAAa,cAC5B,OAAAlN,EAAA,IAAI,SAAC,G,IAAGpB,EAAH,iBAAK,GAAM,mBAA+B,SAAUA,OAK1DT,KACC,OAAAiD,EAAA,IAAU,SAAAyM,GAAO,OAAA7M,EAAA,EAAE,yBAAI6M,OACvB,OAAAsN,EAAA,IAAU,SAAAvc,GACR,IAAMwc,EAAS,YAAc,UAC7B,OAAIxc,EAAGyc,KACLD,EAAOC,IAAMzc,EAAGyc,IAChB,YAAezc,EAAIwc,GAGZ,IAAIrW,EAAA,GAAW,SAAAlD,GACpBuZ,EAAOE,OAAS,WAAM,OAAAzZ,EAASkX,iBAKjCqC,EAAO9R,YAAc1K,EAAG0K,YACxB,YAAe1K,EAAIwc,GACZ,SAIV/c,UAAUgN,EAAA,GNGV,SACL,GAAW,YAGRlN,KACC,OAAA6B,EAAA,IAAI,WAAM,mBAAqC,uBAC/C,OAAAoB,EAAA,IAAU,SAAC,G,IAAEiC,EAAI,OAAO,OACtB,WADsB,CAChB,GAAG,YAAKA,IAAS,WAAM,OAAAmW,EAAiBnW,SAEhD,OAAAqJ,EAAA,IAAW,WAAM,eAEhBrO,WAAU,SAAAwR,G,YACT,IAAiB,8BAAY,2BAAyB,8BAAE,CAAnD,IAAMjR,EAAE,QACNA,EAAG2c,aAAa,mBACnB3c,EAAG4J,aAAa,gBAAiB,QACjC5J,EAAGkJ,YAAY,YAAa+H,M,qGGwEtC2L,CAAY,CAAEzd,UAAS,IIjIlB,SACL,G,IAAEA,EAAS,YAEL0d,EAAW,YAAc,SAC/B1d,EACGI,KACC,OAAA6B,EAAA,IAAI,WAAM,mBAA8B,0BAEvC3B,WAAU,SAAAwP,G,YACT,IAAiB,kBAAAA,GAAG,8BAAE,CAAjB,IAAMjP,EAAE,QACX,YAAeA,EAAI6c,GACnB,YAAeA,EAAU,YAAY7c,K,qGJuH7C8c,CAAY,CAAE3d,UAAS,IJvHlB,SACL,G,IAEM4c,EAFK,YAGRxc,KACC,OAAA6B,EAAA,IAAI,WAAM,mBAAY,0BACtB,OAAAwB,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAI3CiZ,EAAKtc,WAAU,SAAAwP,G,YACb,IAAiB,kBAAAA,GAAG,+BAAP,QACR1C,gBAAgB,sB,qGAIvB,OAAAwQ,EAAA,GAAItC,EAAesB,EAAM,KACtBxc,KACC,OAAAiD,EAAA,IAAU,SAAAyM,GAAO,OAAA9N,EAAA,EAAK,yBAAI8N,EAAI7N,KAAI,SAAApB,GAAM,OACtC,OAAAX,EAAA,GAAUW,EAAI,cACXT,KACC,OAAAC,EAAA,GAAMQ,aAIXP,WAAU,SAAAO,GACT,IAAMuR,EAAMvR,EAAG0B,UAGH,IAAR6P,EACFvR,EAAG0B,UAAY,EAGN6P,EAAMvR,EAAGyD,eAAiBzD,EAAG6Y,eACtC7Y,EAAG0B,UAAY6P,EAAM,MIwF7ByL,CAAe,CAAE7d,UAAS,IAG1B,IAAM8L,EAAU,cACVQ,EAAa,YAAe,CAAEtM,UAAS,EAAE8L,QAAO,IAKhDnD,EAAU,uBAAa,UAC1BvI,KACC,sBAAY,CAAEJ,UAAS,EAAE4I,UAAS,IAClC,OAAAnF,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAGrCmT,EAAQ,uBAAa,QACxB1W,KACC,oBAAU,CAAEuI,QAAO,EAAEC,UAAS,IAC9B,OAAAnF,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAKrCma,EAAc,uBAAa,cAC9B1d,KACC,0BAAgB,CAAEuI,QAAO,EAAEmO,MAAK,EAAElO,UAAS,EAAEmO,QAAO,IACpD,OAAAtT,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAGrCoa,EAAO,uBAAa,OACvB3d,KACC,+BAAqB,CAAEuI,QAAO,EAAEmO,MAAK,EAAElO,UAAS,EAAE4O,QAAO,IACzD,OAAA/T,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAGrCqa,EAAQ,uBAAa,QACxB5d,KACC,oBAAU,CAAEuI,QAAO,EAAEC,UAAS,EAAEmO,QAAO,IACvC,OAAAtT,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAkCrCsa,EA5BU,uBAAa,UAC1B7d,KACC,OAAAiD,EAAA,IAAU,WAAM,cAAAL,EAAA,IAAM,WACpB,IAAMiJ,EAAQpC,EAAOvC,QAAUuC,EAAOvC,OAAO2E,MACzCpC,EAAOvC,OAAO2E,WACdtL,EAGE8V,OACa,IAAVxK,EACH,OAAA7K,EAAA,GAAK6K,GACLyK,EACGtW,KACC,OAAAiD,EAAA,IAAU,SAAA6C,GAAQ,OAAAqI,MAASrI,EAAI,4BAA6B,CAC1DsI,YAAa,gBACZC,MAAK,SAAAC,GAAO,OAAAA,EAAImN,cAI7B,OAAO,OAAA5Y,EAAA,GAAG,YAAkB4G,EAAOvC,OAAO6B,OAAQ,CAChDuN,MAAK,EAAED,OAAM,YASlBrW,KACC,OAAAiD,EAAA,IAAU,SAAA8F,GAER,IAAMmP,EAAS,uBAAa,gBACzBlY,KACC,2BAAiB+I,EAAQ,CAAE+U,UAAWrU,EAAOvC,OAAO4W,YACpD,OAAAza,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAIrC4U,EAAS,uBAAa,gBACzBnY,KACC,6BACA,OAAAqD,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAIrC6U,EAAU,uBAAa,iBAC1BpY,KACC,4BAAkB+I,EAAQ,CAAEmP,OAAM,IAClC,OAAA7U,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAG3C,OAAO,uBAAa,UACjBvD,KACC,sBAAY+I,EAAQ,CAAEmP,OAAM,EAAEC,OAAM,EAAEC,QAAO,QAGnD,OAAA7J,EAAA,IAAW,WAGT,OAFA,uBAAa,UACVrO,WAAU,SAAAO,GAAM,OAAAA,EAAGqa,QAAS,KACxB,OAET,OAAAzX,EAAA,GAAY,CAAEC,WAAY,EAAGC,UAAU,KAwD3C,GAlDAgZ,EACGvc,KACC,OAAAyD,EAAA,IAAI,WAAM,mBAAU,UAAU,MAC9B,OAAAsJ,EAAA,GAAM,MAEL7M,WAAU,SAAAuF,GAAQ,mBAAgB,IAAIA,MAG3C,OAAAyC,EAAA,GAAc,CACZ,YAAY,UACZkP,IAECpX,KACC,OAAA+O,EAAA,GAAevG,GACf,OAAAvF,EAAA,IAAU,SAAC,G,IAAA,mBAAC,sBAACoN,EAAM,KAAEgH,EAAM,KAAenV,EAAC,cACnCuN,EAASY,IAAWgH,EAC1B,OAAOzX,EACJI,KACC,OAAA+M,EAAA,GAAM0C,EAAS,IAAM,KACrB,OAAA5C,EAAA,GAAUC,EAAA,GACV,OAAArJ,EAAA,IAAI,SAAC,G,IAAEkJ,EAAI,OAAO,OAAA8C,EACdyM,EAAcvP,EAAMzK,GACpBia,EAAgBxP,WAKzBzM,YAKL,OAAAJ,EAAA,GAAsBC,SAAS4M,KAAM,SAClC3M,KACC,OAAA4D,EAAA,IAAO,SAAAW,GAAM,QAAEA,EAAGC,SAAWD,EAAGE,YAChC,OAAAb,EAAA,IAAO,SAAAW,GACL,GAAIA,EAAGjD,kBAAkBT,YAAa,CACpC,IAAMJ,EAAK8D,EAAGjD,OAAOoM,QAAQ,KAC7B,GAAIjN,GAAM,YAAgBA,GACxB,OAAO,EAGX,OAAO,MAGRP,WAAU,WACT,YAAU,UAAU,MAKxBuJ,EAAOC,SAASiE,SAAS,uBACH,UAAtB1I,SAAS8Y,SACT,CACA,IAAM,GAAM,IAAIpP,UAGhB2H,EACGtW,KACC,OAAAiD,EAAA,IAAU,SAAA6C,GAAQ,cAAA9E,EAAA,GAAKmN,MAASrI,EAAI,gBACjCuI,MAAK,SAAAC,GAAO,OAAAA,EAAI5B,UAChB2B,MAAK,SAAA3B,GAAQ,UAAImC,gBAAgBnC,EAAM,mBAE1C,OAAAqC,EAAA,GAAeuH,GACf,OAAAzU,EAAA,IAAI,SAAC,G,IAAA,mBAAC9B,EAAQ,KAAE+F,EAAI,KACZsH,EAAO,YAAY,MAAOrN,GAC7B8B,KAAI,SAAAxB,GAAQ,OAAAA,EAAK8K,eAQpB,GAAIiC,EAAK/Q,OAAS,EAAG,CACb,kBAAS+Q,EAAKoI,MAAK,SAAC1B,EAAGC,GAAM,OAAAD,EAAEzX,OAAS0X,EAAE1X,UAAO,GAAhDyX,EAAC,KAAEC,EAAC,KAGPlI,EAAQ,EACZ,GAAIiI,IAAMC,EACRlI,EAAQiI,EAAEzX,YAEV,KAAOyX,EAAEkK,OAAOnS,KAAWkI,EAAEiK,OAAOnS,IAClCA,IAGJ,IAAK,IAAI1P,EAAI,EAAGA,EAAIiR,EAAK/Q,OAAQF,IAC/BiR,EAAKjR,GAAKiR,EAAKjR,GAAG8J,QAAQ6N,EAAEpU,MAAM,EAAGmM,GAAW/F,EAAI,KAExD,OAAOsH,MAGRlN,WAAU,SAAAkN,GACT,YAAoBA,EAAM,CAAExN,UAAS,EAAEyN,UAAS,EAAE7E,UAAS,OAOnEgH,EACGxP,KACC,OAAA4D,EAAA,IAAO,SAAA3E,GAAO,MAAa,WAAbA,EAAIJ,MAAkC,QAAbI,EAAIyF,QAC3C,OAAAqB,EAAA,GAAK,IAEJ7F,WAAU,W,YACT,IAAmB,8BAAY,gBAAc,+BAA9B,QACR6R,MAAMkM,WAAa,W,qGAKhC,IAAMnQ,GAAQ,CAGZlO,UAAS,EACTyN,UAAS,EACT7E,UAAS,EAGTD,QAAO,EACPmO,MAAK,EACLgH,YAAW,EACXG,QAAO,EACPD,MAAK,EACLD,KAAI,EAGJzR,WAAU,EACVsD,UAAS,EACT9D,QAAO,GAMT,OAFA9J,EAAA,EAAK,yBAAItF,OAAOgZ,OAAOxH,MACpB5N,YACI4N,GAjVT/N,SAASme,gBAAgB1R,UAAUS,OAAO,SAC1ClN,SAASme,gBAAgB1R,UAAUC,IAAI,MAGnC0O,UAAUC,UAAU7H,MAAM,wBAC5BxT,SAASme,gBAAgB1R,UAAUC,IAAI","file":"assets/javascripts/bundle.4fb8c892.min.js","sourcesContent":[" \t// install a JSONP callback for chunk loading\n \tfunction webpackJsonpCallback(data) {\n \t\tvar chunkIds = data[0];\n \t\tvar moreModules = data[1];\n \t\tvar executeModules = data[2];\n\n \t\t// add \"moreModules\" to the modules object,\n \t\t// then flag all \"chunkIds\" as loaded and fire callback\n \t\tvar moduleId, chunkId, i = 0, resolves = [];\n \t\tfor(;i < chunkIds.length; i++) {\n \t\t\tchunkId = chunkIds[i];\n \t\t\tif(Object.prototype.hasOwnProperty.call(installedChunks, chunkId) && installedChunks[chunkId]) {\n \t\t\t\tresolves.push(installedChunks[chunkId][0]);\n \t\t\t}\n \t\t\tinstalledChunks[chunkId] = 0;\n \t\t}\n \t\tfor(moduleId in moreModules) {\n \t\t\tif(Object.prototype.hasOwnProperty.call(moreModules, moduleId)) {\n \t\t\t\tmodules[moduleId] = moreModules[moduleId];\n \t\t\t}\n \t\t}\n \t\tif(parentJsonpFunction) parentJsonpFunction(data);\n\n \t\twhile(resolves.length) {\n \t\t\tresolves.shift()();\n \t\t}\n\n \t\t// add entry modules from loaded chunk to deferred list\n \t\tdeferredModules.push.apply(deferredModules, executeModules || []);\n\n \t\t// run deferred modules when all chunks ready\n \t\treturn checkDeferredModules();\n \t};\n \tfunction checkDeferredModules() {\n \t\tvar result;\n \t\tfor(var i = 0; i < deferredModules.length; i++) {\n \t\t\tvar deferredModule = deferredModules[i];\n \t\t\tvar fulfilled = true;\n \t\t\tfor(var j = 1; j < deferredModule.length; j++) {\n \t\t\t\tvar depId = deferredModule[j];\n \t\t\t\tif(installedChunks[depId] !== 0) fulfilled = false;\n \t\t\t}\n \t\t\tif(fulfilled) {\n \t\t\t\tdeferredModules.splice(i--, 1);\n \t\t\t\tresult = __webpack_require__(__webpack_require__.s = deferredModule[0]);\n \t\t\t}\n \t\t}\n\n \t\treturn result;\n \t}\n\n \t// The module cache\n \tvar installedModules = {};\n\n \t// object to store loaded and loading chunks\n \t// undefined = chunk not loaded, null = chunk preloaded/prefetched\n \t// Promise = chunk loading, 0 = chunk loaded\n \tvar installedChunks = {\n \t\t0: 0\n \t};\n\n \tvar deferredModules = [];\n\n \t// The require function\n \tfunction __webpack_require__(moduleId) {\n\n \t\t// Check if module is in cache\n \t\tif(installedModules[moduleId]) {\n \t\t\treturn installedModules[moduleId].exports;\n \t\t}\n \t\t// Create a new module (and put it into the cache)\n \t\tvar module = installedModules[moduleId] = {\n \t\t\ti: moduleId,\n \t\t\tl: false,\n \t\t\texports: {}\n \t\t};\n\n \t\t// Execute the module function\n \t\tmodules[moduleId].call(module.exports, module, module.exports, __webpack_require__);\n\n \t\t// Flag the module as loaded\n \t\tmodule.l = true;\n\n \t\t// Return the exports of the module\n \t\treturn module.exports;\n \t}\n\n\n \t// expose the modules object (__webpack_modules__)\n \t__webpack_require__.m = modules;\n\n \t// expose the module cache\n \t__webpack_require__.c = installedModules;\n\n \t// define getter function for harmony exports\n \t__webpack_require__.d = function(exports, name, getter) {\n \t\tif(!__webpack_require__.o(exports, name)) {\n \t\t\tObject.defineProperty(exports, name, { enumerable: true, get: getter });\n \t\t}\n \t};\n\n \t// define __esModule on exports\n \t__webpack_require__.r = function(exports) {\n \t\tif(typeof Symbol !== 'undefined' && Symbol.toStringTag) {\n \t\t\tObject.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });\n \t\t}\n \t\tObject.defineProperty(exports, '__esModule', { value: true });\n \t};\n\n \t// create a fake namespace object\n \t// mode & 1: value is a module id, require it\n \t// mode & 2: merge all properties of value into the ns\n \t// mode & 4: return value when already ns object\n \t// mode & 8|1: behave like require\n \t__webpack_require__.t = function(value, mode) {\n \t\tif(mode & 1) value = __webpack_require__(value);\n \t\tif(mode & 8) return value;\n \t\tif((mode & 4) && typeof value === 'object' && value && value.__esModule) return value;\n \t\tvar ns = Object.create(null);\n \t\t__webpack_require__.r(ns);\n \t\tObject.defineProperty(ns, 'default', { enumerable: true, value: value });\n \t\tif(mode & 2 && typeof value != 'string') for(var key in value) __webpack_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key));\n \t\treturn ns;\n \t};\n\n \t// getDefaultExport function for compatibility with non-harmony modules\n \t__webpack_require__.n = function(module) {\n \t\tvar getter = module && module.__esModule ?\n \t\t\tfunction getDefault() { return module['default']; } :\n \t\t\tfunction getModuleExports() { return module; };\n \t\t__webpack_require__.d(getter, 'a', getter);\n \t\treturn getter;\n \t};\n\n \t// Object.prototype.hasOwnProperty.call\n \t__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };\n\n \t// __webpack_public_path__\n \t__webpack_require__.p = \"\";\n\n \tvar jsonpArray = window[\"webpackJsonp\"] = window[\"webpackJsonp\"] || [];\n \tvar oldJsonpFunction = jsonpArray.push.bind(jsonpArray);\n \tjsonpArray.push = webpackJsonpCallback;\n \tjsonpArray = jsonpArray.slice();\n \tfor(var i = 0; i < jsonpArray.length; i++) webpackJsonpCallback(jsonpArray[i]);\n \tvar parentJsonpFunction = oldJsonpFunction;\n\n\n \t// add entry module to deferred list\n \tdeferredModules.push([75,1]);\n \t// run deferred modules when ready\n \treturn checkDeferredModules();\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { ReplaySubject, Subject, fromEvent } from \"rxjs\"\nimport { mapTo } from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch document\n *\n * Documents must be implemented as subjects, so all downstream observables are\n * automatically updated when a new document is emitted. This enabled features\n * like instant loading.\n *\n * @return Document subject\n */\nexport function watchDocument(): Subject<Document> {\n  const document$ = new ReplaySubject<Document>()\n  fromEvent(document, \"DOMContentLoaded\")\n    .pipe(\n      mapTo(document)\n    )\n      .subscribe(document$)\n\n  /* Return document */\n  return document$\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Retrieve an element matching the query selector\n *\n * @template T - Element type\n *\n * @param selector - Query selector\n * @param node - Node of reference\n *\n * @return Element or nothing\n */\nexport function getElement<T extends HTMLElement>(\n  selector: string, node: ParentNode = document\n): T | undefined {\n  return node.querySelector<T>(selector) || undefined\n}\n\n/**\n * Retrieve an element matching a query selector or throw a reference error\n *\n * @template T - Element type\n *\n * @param selector - Query selector\n * @param node - Node of reference\n *\n * @return Element\n */\nexport function getElementOrThrow<T extends HTMLElement>(\n  selector: string, node: ParentNode = document\n): T {\n  const el = getElement<T>(selector, node)\n  if (typeof el === \"undefined\")\n    throw new ReferenceError(\n      `Missing element: expected \"${selector}\" to be present`\n    )\n  return el\n}\n\n/**\n * Retrieve the currently active element\n *\n * @return Element or nothing\n */\nexport function getActiveElement(): HTMLElement | undefined {\n  return document.activeElement instanceof HTMLElement\n    ? document.activeElement\n    : undefined\n}\n\n/**\n * Retrieve all elements matching the query selector\n *\n * @template T - Element type\n *\n * @param selector - Query selector\n * @param node - Node of reference\n *\n * @return Elements\n */\nexport function getElements<T extends HTMLElement>(\n  selector: string, node: ParentNode = document\n): T[] {\n  return Array.from(node.querySelectorAll<T>(selector))\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Create an element\n *\n * @template T - Tag name type\n *\n * @param tagName - Tag name\n *\n * @return Element\n */\nexport function createElement<T extends keyof HTMLElementTagNameMap>(\n  tagName: T\n): HTMLElementTagNameMap[T] {\n  return document.createElement(tagName)\n}\n\n/**\n * Replace an element with another element\n *\n * @param source - Source element\n * @param target - Target element\n */\nexport function replaceElement(\n  source: HTMLElement, target: Node\n): void {\n  source.replaceWith(target)\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent, merge } from \"rxjs\"\nimport { map, startWith } from \"rxjs/operators\"\n\nimport { getActiveElement } from \"../_\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set element focus\n *\n * @param el - Element\n * @param value - Whether the element should be focused\n */\nexport function setElementFocus(\n  el: HTMLElement, value: boolean = true\n): void {\n  if (value)\n    el.focus()\n  else\n    el.blur()\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch element focus\n *\n * @param el - Element\n *\n * @return Element focus observable\n */\nexport function watchElementFocus(\n  el: HTMLElement\n): Observable<boolean> {\n  return merge(\n    fromEvent<FocusEvent>(el, \"focus\"),\n    fromEvent<FocusEvent>(el, \"blur\")\n  )\n    .pipe(\n      map(({ type }) => type === \"focus\"),\n      startWith(el === getActiveElement())\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent, merge } from \"rxjs\"\nimport { map, startWith } from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Element offset\n */\nexport interface ElementOffset {\n  x: number                            /* Horizontal offset */\n  y: number                            /* Vertical offset */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Retrieve element offset\n *\n * @param el - Element\n *\n * @return Element offset\n */\nexport function getElementOffset(el: HTMLElement): ElementOffset {\n  return {\n    x: el.scrollLeft,\n    y: el.scrollTop\n  }\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch element offset\n *\n * @param el - Element\n *\n * @return Element offset observable\n */\nexport function watchElementOffset(\n  el: HTMLElement\n): Observable<ElementOffset> {\n  return merge(\n    fromEvent(el, \"scroll\"),\n    fromEvent(window, \"resize\")\n  )\n    .pipe(\n      map(() => getElementOffset(el)),\n      startWith(getElementOffset(el))\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set element text selection\n *\n * @param el - Element\n */\nexport function setElementSelection(\n  el: HTMLElement\n): void {\n  if (el instanceof HTMLInputElement)\n    el.select()\n  else\n    throw new Error(\"Not implemented\")\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport ResizeObserver from \"resize-observer-polyfill\"\nimport {\n  NEVER,\n  Observable,\n  Subject,\n  defer,\n  merge,\n  of\n} from \"rxjs\"\nimport {\n  filter,\n  finalize,\n  map,\n  shareReplay,\n  startWith,\n  switchMap,\n  tap\n} from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Element offset\n */\nexport interface ElementSize {\n  width: number                        /* Element width */\n  height: number                       /* Element height */\n}\n\n/* ----------------------------------------------------------------------------\n * Data\n * ------------------------------------------------------------------------- */\n\n/**\n * Resize observer entry subject\n */\nconst entry$ = new Subject<ResizeObserverEntry>()\n\n/**\n * Resize observer observable\n *\n * This observable will create a `ResizeObserver` on the first subscription\n * and will automatically terminate it when there are no more subscribers.\n * It's quite important to centralize observation in a single `ResizeObserver`,\n * as the performance difference can be quite dramatic, as the link shows.\n *\n * @see https://bit.ly/3iIYfEm - Google Groups on performance\n */\nconst observer$ = defer(() => of(\n  new ResizeObserver(entries => {\n    for (const entry of entries)\n      entry$.next(entry)\n  })\n))\n  .pipe(\n    switchMap(resize => merge(of(resize), NEVER)\n      .pipe(\n        finalize(() => resize.disconnect())\n      )\n    ),\n    shareReplay({ bufferSize: 1, refCount: true })\n  )\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Retrieve element size\n *\n * @param el - Element\n *\n * @return Element size\n */\nexport function getElementSize(el: HTMLElement): ElementSize {\n  return {\n    width:  el.offsetWidth,\n    height: el.offsetHeight\n  }\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch element size\n *\n * This function returns an observable that will subscribe to a single internal\n * instance of `ResizeObserver` upon subscription, and emit resize events until\n * termination. Note that this function should not be called with the same\n * element twice, as the first unsubscription will terminate observation.\n *\n * @param el - Element\n *\n * @return Element size observable\n */\nexport function watchElementSize(\n  el: HTMLElement\n): Observable<ElementSize> {\n  return observer$\n    .pipe(\n      tap(observer => observer.observe(el)),\n      switchMap(observer => entry$\n        .pipe(\n          filter(({ target }) => target === el),\n          finalize(() => observer.unobserve(el)),\n          map(({ contentRect }) => ({\n            width:  contentRect.width,\n            height: contentRect.height\n          }))\n        )\n      ),\n      startWith(getElementSize(el))\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent } from \"rxjs\"\nimport { filter, map, share } from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Key\n */\nexport interface Key {\n  type: string                         /* Key type */\n  claim(): void                        /* Key claim */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Check whether an element may receive keyboard input\n *\n * @param el - Element\n *\n * @return Test result\n */\nexport function isSusceptibleToKeyboard(el: HTMLElement): boolean {\n  switch (el.tagName) {\n\n    /* Form elements */\n    case \"INPUT\":\n    case \"SELECT\":\n    case \"TEXTAREA\":\n      return true\n\n    /* Everything else */\n    default:\n      return el.isContentEditable\n  }\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch keyboard\n *\n * @return Keyboard observable\n */\nexport function watchKeyboard(): Observable<Key> {\n  return fromEvent<KeyboardEvent>(window, \"keydown\")\n    .pipe(\n      filter(ev => !(ev.metaKey || ev.ctrlKey)),\n      map(ev => ({\n        type: ev.key,\n        claim() {\n          ev.preventDefault()\n          ev.stopPropagation()\n        }\n      })),\n      share()\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { BehaviorSubject, Subject } from \"rxjs\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Retrieve location\n *\n * This function will return a `URL` object (and not `Location`) in order to\n * normalize typings across the application. Furthermore, locations need to be\n * tracked without setting them and `Location` is a singleton which represents\n * the current location.\n *\n * @return URL\n */\nexport function getLocation(): URL {\n  return new URL(location.href)\n}\n\n/**\n * Set location\n *\n * @param url - URL to change to\n */\nexport function setLocation(url: URL): void {\n  location.href = url.href\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Check whether a URL is a local link or a file (except `.html`)\n *\n * @param url - URL or HTML anchor element\n * @param ref - Reference URL\n *\n * @return Test result\n */\nexport function isLocalLocation(\n  url: URL | HTMLAnchorElement,\n  ref: URL | Location = location\n): boolean {\n  return url.host === ref.host\n      && /^(?:\\/[\\w-]+)*(?:\\/?|\\.html)$/i.test(url.pathname)\n}\n\n/**\n * Check whether a URL is an anchor link on the current page\n *\n * @param url - URL or HTML anchor element\n * @param ref - Reference URL\n *\n * @return Test result\n */\nexport function isAnchorLocation(\n  url: URL | HTMLAnchorElement,\n  ref: URL | Location = location\n): boolean {\n  return url.pathname === ref.pathname\n      && url.hash.length > 0\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch location\n *\n * @return Location subject\n */\nexport function watchLocation(): Subject<URL> {\n  return new BehaviorSubject<URL>(getLocation())\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable } from \"rxjs\"\nimport { map, shareReplay, take } from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch options\n */\ninterface WatchOptions {\n  location$: Observable<URL>           /* Location observable */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch location base\n *\n * @return Location base observable\n */\nexport function watchLocationBase(\n  base: string, { location$ }: WatchOptions\n): Observable<string> {\n  return location$\n    .pipe(\n      take(1),\n      map(({ href }) => new URL(base, href)\n        .toString()\n        .replace(/\\/$/, \"\")\n      ),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent } from \"rxjs\"\nimport { filter, map, share, startWith } from \"rxjs/operators\"\n\nimport { createElement } from \"browser\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Retrieve location hash\n *\n * @return Location hash\n */\nexport function getLocationHash(): string {\n  return location.hash.substring(1)\n}\n\n/**\n * Set location hash\n *\n * Setting a new fragment identifier via `location.hash` will have no effect\n * if the value doesn't change. When a new fragment identifier is set, we want\n * the browser to target the respective element at all times, which is why we\n * use this dirty little trick.\n *\n * @param hash - Location hash\n */\nexport function setLocationHash(hash: string): void {\n  const el = createElement(\"a\")\n  el.href = hash\n  el.addEventListener(\"click\", ev => ev.stopPropagation())\n  el.click()\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch location hash\n *\n * @return Location hash observable\n */\nexport function watchLocationHash(): Observable<string> {\n  return fromEvent<HashChangeEvent>(window, \"hashchange\")\n    .pipe(\n      map(getLocationHash),\n      startWith(getLocationHash()),\n      filter(hash => hash.length > 0),\n      share()\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable } from \"rxjs\"\nimport { shareReplay, startWith } from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch media query\n *\n * @param query - Media query\n *\n * @return Media observable\n */\nexport function watchMedia(query: string): Observable<boolean> {\n  const media = matchMedia(query)\n  return new Observable<boolean>(subscriber => {\n    media.addListener(ev => subscriber.next(ev.matches))\n  })\n    .pipe(\n      startWith(media.matches),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent } from \"rxjs\"\nimport { map, startWith } from \"rxjs/operators\"\n\nimport { getElementOrThrow } from \"../element\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Toggle\n */\nexport type Toggle =\n  | \"drawer\"                           /* Toggle for drawer */\n  | \"search\"                           /* Toggle for search */\n\n/* ----------------------------------------------------------------------------\n * Data\n * ------------------------------------------------------------------------- */\n\n/**\n * Toggle map\n */\nconst toggles: Record<Toggle, HTMLInputElement> = {\n  drawer: getElementOrThrow(`[data-md-toggle=drawer]`),\n  search: getElementOrThrow(`[data-md-toggle=search]`)\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Retrieve the value of a toggle\n *\n * @param name - Toggle\n *\n * @return Toggle value\n */\nexport function getToggle(name: Toggle): boolean {\n  return toggles[name].checked\n}\n\n/**\n * Set toggle\n *\n * Simulating a click event seems to be the most cross-browser compatible way\n * of changing the value while also emitting a `change` event. Before, Material\n * used `CustomEvent` to programmatically change the value of a toggle, but this\n * is a much simpler and cleaner solution which doesn't require a polyfill.\n *\n * @param name - Toggle\n * @param value - Toggle value\n */\nexport function setToggle(name: Toggle, value: boolean): void {\n  if (toggles[name].checked !== value)\n    toggles[name].click()\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch toggle\n *\n * @param name - Toggle\n *\n * @return Toggle value observable\n */\nexport function watchToggle(name: Toggle): Observable<boolean> {\n  const el = toggles[name]\n  return fromEvent(el, \"change\")\n    .pipe(\n      map(() => el.checked),\n      startWith(el.checked)\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent, merge } from \"rxjs\"\nimport { map, startWith } from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Viewport offset\n */\nexport interface ViewportOffset {\n  x: number                            /* Horizontal offset */\n  y: number                            /* Vertical offset */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Retrieve viewport offset\n *\n * On iOS Safari, viewport offset can be negative due to overflow scrolling.\n * As this may induce strange behaviors downstream, we'll just limit it to 0.\n *\n * @return Viewport offset\n */\nexport function getViewportOffset(): ViewportOffset {\n  return {\n    x: Math.max(0, pageXOffset),\n    y: Math.max(0, pageYOffset)\n  }\n}\n\n/**\n * Set viewport offset\n *\n * @param offset - Viewport offset\n */\nexport function setViewportOffset(\n  { x, y }: Partial<ViewportOffset>\n): void {\n  window.scrollTo(x || 0, y || 0)\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch viewport offset\n *\n * @return Viewport offset observable\n */\nexport function watchViewportOffset(): Observable<ViewportOffset> {\n  return merge(\n    fromEvent(window, \"scroll\", { passive: true }),\n    fromEvent(window, \"resize\", { passive: true })\n  )\n    .pipe(\n      map(getViewportOffset),\n      startWith(getViewportOffset())\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent } from \"rxjs\"\nimport { map, startWith } from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Viewport size\n */\nexport interface ViewportSize {\n  width: number                        /* Viewport width */\n  height: number                       /* Viewport height */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Retrieve viewport size\n *\n * @return Viewport size\n */\nexport function getViewportSize(): ViewportSize {\n  return {\n    width:  innerWidth,\n    height: innerHeight\n  }\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Watch viewport size\n *\n * @return Viewport size observable\n */\nexport function watchViewportSize(): Observable<ViewportSize> {\n  return fromEvent(window, \"resize\", { passive: true })\n    .pipe(\n      map(getViewportSize),\n      startWith(getViewportSize())\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, combineLatest } from \"rxjs\"\nimport {\n  distinctUntilKeyChanged,\n  map,\n  shareReplay\n} from \"rxjs/operators\"\n\nimport { Header } from \"components\"\n\nimport {\n  ViewportOffset,\n  watchViewportOffset\n} from \"../offset\"\nimport {\n  ViewportSize,\n  watchViewportSize\n} from \"../size\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Viewport\n */\nexport interface Viewport {\n  offset: ViewportOffset               /* Viewport offset */\n  size: ViewportSize                   /* Viewport size */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch at options\n */\ninterface WatchAtOptions {\n  header$: Observable<Header>          /* Header observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch viewport\n *\n * @return Viewport observable\n */\nexport function watchViewport(): Observable<Viewport> {\n  return combineLatest([\n    watchViewportOffset(),\n    watchViewportSize()\n  ])\n    .pipe(\n      map(([offset, size]) => ({ offset, size })),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n}\n\n/**\n * Watch viewport relative to element\n *\n * @param el - Element\n * @param options - Options\n *\n * @return Viewport observable\n */\nexport function watchViewportAt(\n  el: HTMLElement, { header$, viewport$ }: WatchAtOptions\n): Observable<Viewport> {\n  const size$ = viewport$\n    .pipe(\n      distinctUntilKeyChanged(\"size\")\n    )\n\n  /* Compute element offset */\n  const offset$ = combineLatest([size$, header$])\n    .pipe(\n      map((): ViewportOffset => ({\n        x: el.offsetLeft,\n        y: el.offsetTop\n      }))\n    )\n\n  /* Compute relative viewport, return hot observable */\n  return combineLatest([header$, viewport$, offset$])\n    .pipe(\n      map(([{ height }, { offset, size }, { x, y }]) => ({\n        offset: {\n          x: offset.x - x,\n          y: offset.y - y + height\n        },\n        size\n      }))\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, Subject, fromEvent } from \"rxjs\"\nimport {\n  map,\n  share,\n  switchMapTo,\n  tap,\n  throttle\n} from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Worker message\n */\nexport interface WorkerMessage {\n  type: unknown                        /* Message type */\n  data?: unknown                       /* Message data */\n}\n\n/**\n * Worker handler\n *\n * @template T - Message type\n */\nexport interface WorkerHandler<\n  T extends WorkerMessage\n> {\n  tx$: Subject<T>                      /* Message transmission subject */\n  rx$: Observable<T>                   /* Message receive observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch options\n *\n * @template T - Worker message type\n */\ninterface WatchOptions<T extends WorkerMessage> {\n  tx$: Observable<T>                   /* Message transmission observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch a web worker\n *\n * This function returns an observable that will send all values emitted by the\n * message observable to the web worker. Web worker communication is expected\n * to be bidirectional (request-response) and synchronous. Messages that are\n * emitted during a pending request are throttled, the last one is emitted.\n *\n * @param worker - Web worker\n * @param options - Options\n *\n * @return Worker message observable\n */\nexport function watchWorker<T extends WorkerMessage>(\n  worker: Worker, { tx$ }: WatchOptions<T>\n): Observable<T> {\n\n  /* Intercept messages from worker-like objects */\n  const rx$ = fromEvent<MessageEvent>(worker, \"message\")\n    .pipe<T>(\n      map(({ data }) => data)\n    )\n\n  /* Send and receive messages, return hot observable */\n  return tx$\n    .pipe(\n      throttle(() => rx$, { leading: true, trailing: true }),\n      tap(message => worker.postMessage(message)),\n      switchMapTo(rx$),\n      share()\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { SearchIndex, SearchTransformFn } from \"integrations\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Feature flags\n */\nexport type Feature =\n  | \"navigation.tabs\"                  /* Tabs navigation */\n  | \"navigation.instant\"               /* Instant loading */\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Configuration\n */\nexport interface Config {\n  base: string                         /* Base URL */\n  features: Feature[]                  /* Feature flags */\n  search: {\n    worker: string                     /* Worker URL */\n    index?: Promise<SearchIndex>       /* Promise resolving with index */\n    transform?: SearchTransformFn      /* Transformation function */\n  }\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Ensure that the given value is a valid configuration\n *\n * We could use `jsonschema` or any other schema validation framework, but that\n * would just add more bloat to the bundle, so we'll keep it plain and simple.\n *\n * @param config - Configuration\n *\n * @return Test result\n */\nexport function isConfig(config: any): config is Config {\n  return typeof config === \"object\"\n      && typeof config.base === \"string\"\n      && typeof config.features === \"object\"\n      && typeof config.search === \"object\"\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n// tslint:disable no-null-keyword\n\nimport type { JSX as JSXInternal } from \"preact\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * HTML attributes\n */\ntype Attributes =\n  & JSXInternal.HTMLAttributes\n  & JSXInternal.SVGAttributes\n  & Record<string, any>\n\n/**\n * Child element\n */\ntype Child =\n  | HTMLElement\n  | Text\n  | string\n  | number\n\n/* ----------------------------------------------------------------------------\n * Helper functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Append a child node to an element\n *\n * @param el - Element\n * @param child - Child node(s)\n */\nfunction appendChild(el: HTMLElement, child: Child | Child[]): void {\n\n  /* Handle primitive types (including raw HTML) */\n  if (typeof child === \"string\" || typeof child === \"number\") {\n    el.innerHTML += child.toString()\n\n  /* Handle nodes */\n  } else if (child instanceof Node) {\n    el.appendChild(child)\n\n  /* Handle nested children */\n  } else if (Array.isArray(child)) {\n    for (const node of child)\n      appendChild(el, node)\n  }\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * JSX factory\n *\n * @param tag - HTML tag\n * @param attributes - HTML attributes\n * @param children - Child elements\n *\n * @return Element\n */\nexport function h(\n  tag: string, attributes: Attributes | null, ...children: Child[]\n): HTMLElement {\n  const el = document.createElement(tag)\n\n  /* Set attributes, if any */\n  if (attributes)\n    for (const attr of Object.keys(attributes))\n      if (typeof attributes[attr] !== \"boolean\")\n        el.setAttribute(attr, attributes[attr])\n      else if (attributes[attr])\n        el.setAttribute(attr, \"\")\n\n  /* Append child nodes */\n  for (const child of children)\n    appendChild(el, child)\n\n  /* Return element */\n  return el\n}\n\n/* ----------------------------------------------------------------------------\n * Namespace\n * ------------------------------------------------------------------------- */\n\nexport declare namespace h {\n  namespace JSX {\n    type Element = HTMLElement\n    type IntrinsicElements = JSXInternal.IntrinsicElements\n  }\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, defer, of } from \"rxjs\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Cache the last value emitted by an observable in session storage\n *\n * If the key is not found in session storage, the factory is executed and the\n * latest value emitted will automatically be persisted to sessions storage.\n * Note that the values emitted by the returned observable must be serializable\n * as `JSON`, or data will be lost.\n *\n * @template T - Value type\n *\n * @param key - Cache key\n * @param factory - Observable factory\n *\n * @return Value observable\n */\nexport function cache<T>(\n  key: string, factory: () => Observable<T>\n): Observable<T> {\n  return defer(() => {\n    const data = sessionStorage.getItem(key)\n    if (data) {\n      return of(JSON.parse(data) as T)\n\n    /* Retrieve value from observable factory and write to storage */\n    } else {\n      const value$ = factory()\n      value$.subscribe(value => {\n        try {\n          sessionStorage.setItem(key, JSON.stringify(value))\n        } catch (err) {\n          /* Uncritical, just swallow */\n        }\n      })\n\n      /* Return value */\n      return value$\n    }\n  })\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { getElementOrThrow } from \"browser\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Translation keys\n */\ntype TranslateKey =\n  | \"clipboard.copy\"                   /* Copy to clipboard */\n  | \"clipboard.copied\"                 /* Copied to clipboard */\n  | \"search.config.lang\"               /* Search language */\n  | \"search.config.pipeline\"           /* Search pipeline */\n  | \"search.config.separator\"          /* Search separator */\n  | \"search.result.placeholder\"        /* Type to start searching */\n  | \"search.result.none\"               /* No matching documents */\n  | \"search.result.one\"                /* 1 matching document */\n  | \"search.result.other\"              /* # matching documents */\n  | \"search.result.more.one\"           /* 1 more on this page */\n  | \"search.result.more.other\"         /* # more on this page */\n  | \"search.result.term.missing\"       /* Missing */\n\n/* ----------------------------------------------------------------------------\n * Data\n * ------------------------------------------------------------------------- */\n\n/**\n * Translations\n */\nlet lang: Record<string, string>\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Translate the given key\n *\n * @param key - Key to be translated\n * @param value - Value to be replaced\n *\n * @return Translation\n */\nexport function translate(\n  key: TranslateKey, value?: string | number\n): string {\n  if (typeof lang === \"undefined\") {\n    const el = getElementOrThrow(\"#__lang\")\n    lang = JSON.parse(el.textContent!)\n  }\n  if (typeof lang[key] === \"undefined\") {\n    throw new ReferenceError(`Invalid translation: ${key}`)\n  }\n  return typeof value !== \"undefined\"\n    ? lang[key].replace(\"#\", value.toString())\n    : lang[key]\n}\n\n/**\n * Truncate a string after the given number of characters\n *\n * This is not a very reasonable approach, since the summaries kind of suck.\n * It would be better to create something more intelligent, highlighting the\n * search occurrences and making a better summary out of it, but this note was\n * written three years ago, so who knows if we'll ever fix it.\n *\n * @param value - Value to be truncated\n * @param n - Number of characters\n *\n * @return Truncated value\n */\nexport function truncate(value: string, n: number): string {\n  let i = n\n  if (value.length > i) {\n    while (value[i] !== \" \" && --i > 0); // tslint:disable-line\n    return `${value.substring(0, i)}...`\n  }\n  return value\n}\n\n/**\n * Round a number for display with source facts\n *\n * This is a reverse engineered version of GitHub's weird rounding algorithm\n * for stars, forks and all other numbers. While all numbers below `1,000` are\n * returned as-is, bigger numbers are converted to fixed numbers:\n *\n * - `1,049` => `1k`\n * - `1,050` => `1.1k`\n * - `1,949` => `1.9k`\n * - `1,950` => `2k`\n *\n * @param value - Original value\n *\n * @return Rounded value\n */\nexport function round(value: number): string {\n  if (value > 999) {\n    const digits = +((value - 950) % 1000 > 99)\n    return `${((value + 0.000001) / 1000).toFixed(digits)}k`\n  } else {\n    return value.toString()\n  }\n}\n\n/**\n * Simple hash function\n *\n * @see https://bit.ly/2wsVjJ4 - Original source\n *\n * @param value - Value to be hashed\n *\n * @return Hash as 32bit integer\n */\nexport function hash(value: string): number {\n  let h = 0\n  for (let i = 0, len = value.length; i < len; i++) {\n    h  = ((h << 5) - h) + value.charCodeAt(i)\n    h |= 0 // Convert to 32bit integer\n  }\n  return h\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nexport * from \"./_\"\nexport * from \"./header\"\nexport * from \"./main\"\nexport * from \"./navigation\"\nexport * from \"./search\"\nexport * from \"./shared\"\nexport * from \"./tabs\"\nexport * from \"./toc\"\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport * as ClipboardJS from \"clipboard\"\nimport { NEVER, Observable, Subject } from \"rxjs\"\nimport { mapTo, share, tap } from \"rxjs/operators\"\n\nimport { getElements } from \"browser\"\nimport { renderClipboardButton } from \"templates\"\nimport { translate } from \"utilities\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Setup options\n */\ninterface SetupOptions {\n  document$: Observable<Document>      /* Document observable */\n  dialog$: Subject<string>             /* Dialog subject */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set up clipboard\n *\n * This function implements the Clipboard.js integration and injects a button\n * into all code blocks when the document changes.\n *\n * @param options - Options\n *\n * @return Clipboard observable\n */\nexport function setupClipboard(\n  { document$, dialog$ }: SetupOptions\n): Observable<ClipboardJS.Event> {\n  if (!ClipboardJS.isSupported())\n    return NEVER\n\n  /* Inject 'copy-to-clipboard' buttons */\n  document$.subscribe(() => {\n    const blocks = getElements(\"pre > code\")\n    blocks.forEach((block, index) => {\n      const parent = block.parentElement!\n      parent.id = `__code_${index}`\n      parent.insertBefore(renderClipboardButton(parent.id), block)\n    })\n  })\n\n  /* Initialize clipboard */\n  const clipboard$ = new Observable<ClipboardJS.Event>(subscriber => {\n    new ClipboardJS(\".md-clipboard\").on(\"success\", ev => subscriber.next(ev))\n  })\n    .pipe(\n      share()\n    )\n\n  /* Display notification for clipboard event */\n  clipboard$\n    .pipe(\n      tap(ev => ev.clearSelection()),\n      mapTo(translate(\"clipboard.copied\"))\n    )\n      .subscribe(dialog$)\n\n  /* Return clipboard */\n  return clipboard$\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Subject, animationFrameScheduler, noop, of } from \"rxjs\"\nimport {\n  delay,\n  map,\n  observeOn,\n  switchMap,\n  tap\n} from \"rxjs/operators\"\n\nimport { createElement } from \"browser\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Setup options\n */\ninterface SetupOptions {\n  duration?: number                    /* Display duration (default: 2s) */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set up dialog\n *\n * @param options - Options\n *\n * @return Dialog observable\n */\nexport function setupDialog(\n  { duration }: SetupOptions = {}\n): Subject<string> {\n  const dialog$ = new Subject<string>()\n\n  /* Create dialog */\n  const dialog = createElement(\"div\")                                           // TODO: improve scoping\n  dialog.classList.add(\"md-dialog\", \"md-typeset\")\n\n  /* Display dialog */\n  dialog$\n    .pipe(\n      switchMap(text => of(document.body) // useComponent(\"container\")\n        .pipe(\n          map(container => container.appendChild(dialog)),\n          observeOn(animationFrameScheduler),\n          delay(1), // Strangley it doesnt work when we push things to the new animation frame...\n          tap(el => {\n            el.innerHTML = text\n            el.setAttribute(\"data-md-state\", \"open\")\n          }),\n          delay(duration || 2000),\n          tap(el => el.removeAttribute(\"data-md-state\")),\n          delay(400),\n          tap(el => {\n            el.innerHTML = \"\"\n            el.remove()\n          })\n        )\n      )\n    )\n      .subscribe(noop)\n\n  /* Return dialog */\n  return dialog$\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { NEVER, Observable, Subject, from, fromEvent, merge, of } from \"rxjs\"\nimport {\n  bufferCount,\n  catchError,\n  debounceTime,\n  distinctUntilChanged,\n  distinctUntilKeyChanged,\n  filter,\n  map,\n  sample,\n  share,\n  skip,\n  switchMap,\n  withLatestFrom\n} from \"rxjs/operators\"\n\nimport {\n  Viewport,\n  ViewportOffset,\n  getElement,\n  isAnchorLocation,\n  isLocalLocation,\n  replaceElement,\n  setLocation,\n  setLocationHash,\n  setToggle,\n  setViewportOffset\n} from \"browser\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * History state\n */\ninterface State {\n  url: URL                             /* State URL */\n  offset?: ViewportOffset              /* State viewport offset */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Setup options\n */\ninterface SetupOptions {\n  document$: Subject<Document>         /* Document subject */\n  location$: Subject<URL>              /* Location subject */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set up instant loading\n *\n * When fetching, theoretically, we could use `responseType: \"document\"`, but\n * since all MkDocs links are relative, we need to make sure that the current\n * location matches the document we just loaded. Otherwise any relative links\n * in the document could use the old location.\n *\n * This is the reason why we need to synchronize history events and the process\n * of fetching the document for navigation changes (except `popstate` events):\n *\n * 1. Fetch document via `XMLHTTPRequest`\n * 2. Set new location via `history.pushState`\n * 3. Parse and emit fetched document\n *\n * For `popstate` events, we must not use `history.pushState`, or the forward\n * history will be irreversibly overwritten. In case the request fails, the\n * location change is dispatched regularly.\n *\n * @param options - Options\n */\nexport function setupInstantLoading(\n  urls: string[], { document$, viewport$, location$ }: SetupOptions\n): void {\n\n  /* Disable automatic scroll restoration */\n  if (\"scrollRestoration\" in history)\n    history.scrollRestoration = \"manual\"\n\n  /* Hack: ensure that reloads restore viewport offset */\n  fromEvent(window, \"beforeunload\")\n    .subscribe(() => {\n      history.scrollRestoration = \"auto\"\n    })\n\n  /* Hack: ensure absolute favicon link to omit 404s on document switch */\n  const favicon = getElement<HTMLLinkElement>(`link[rel=\"shortcut icon\"]`)\n  if (typeof favicon !== \"undefined\")\n    favicon.href = favicon.href // tslint:disable-line no-self-assignment\n\n  /* Intercept link clicks and convert to state change */\n  const state$ = fromEvent<MouseEvent>(document.body, \"click\")\n    .pipe(\n      filter(ev => !(ev.metaKey || ev.ctrlKey)),\n      switchMap(ev => {\n        if (ev.target instanceof HTMLElement) {\n          const el = ev.target.closest(\"a\")\n          if (\n            el && !el.target &&\n            isLocalLocation(el) &&\n            urls.includes(el.href)\n          ) {\n            if (!isAnchorLocation(el))\n              ev.preventDefault()\n            return of(el)\n          }\n        }\n        return NEVER\n      }),\n      map(el => ({ url: new URL(el.href) })),\n      share<State>()\n    )\n\n  /* Always close search on link click */\n  state$.subscribe(() => {\n    setToggle(\"search\", false)\n  })\n\n  /* Filter state changes to dispatch */\n  const push$ = state$\n    .pipe(\n      filter(({ url }) => !isAnchorLocation(url)),\n      share()\n    )\n\n  /* Intercept popstate events (history back and forward) */\n  const pop$ = fromEvent<PopStateEvent>(window, \"popstate\")\n    .pipe(\n      filter(ev => ev.state !== null),\n      map(ev => ({\n        url: new URL(location.href),\n        offset: ev.state\n      })),\n      share<State>()\n    )\n\n  /* Emit location change */\n  merge(push$, pop$)\n    .pipe(\n      distinctUntilChanged((prev, next) => prev.url.href === next.url.href),\n      map(({ url }) => url)\n    )\n      .subscribe(location$)\n\n  /* Fetch document on location change */\n  const ajax$ = location$\n    .pipe(\n      distinctUntilKeyChanged(\"pathname\"),\n      skip(1),\n      switchMap(url => from(fetch(url.href, {\n        credentials: \"same-origin\"\n      }).then(res => res.text()))\n        .pipe(\n          catchError(() => {\n            setLocation(url)\n            return NEVER\n          })\n        )\n      ),\n      share()\n    )\n\n  /* Set new location as soon as the document was fetched */\n  push$\n    .pipe(\n      sample(ajax$)\n    )\n      .subscribe(({ url }) => {\n        history.pushState({}, \"\", url.toString())\n      })\n\n  /* Parse and emit document */\n  const dom = new DOMParser()\n  ajax$\n    .pipe(\n      map(response => dom.parseFromString(response, \"text/html\"))\n    )\n      .subscribe(document$)\n\n  /* Intercept instant loading */\n  const instant$ = merge(push$, pop$)\n    .pipe(\n      sample(document$)\n    )\n\n  // TODO: this must be combined with search scroll restoration on mobile\n  instant$.subscribe(({ url, offset }) => {\n    if (url.hash && !offset) {\n      setLocationHash(url.hash)\n    } else {\n      setViewportOffset(offset || { y: 0 })\n    }\n  })\n\n  /* Replace document metadata */\n  instant$\n    .pipe(\n      withLatestFrom(document$)\n    )\n      .subscribe(([, { title, head }]) => {\n        document.title = title\n\n        /* Replace meta tags */\n        for (const selector of [\n          `link[rel=\"canonical\"]`,\n          `meta[name=\"author\"]`,\n          `meta[name=\"description\"]`\n        ]) {\n          const next = getElement(selector, head)\n          const prev = getElement(selector, document.head)\n          if (\n            typeof next !== \"undefined\" &&\n            typeof prev !== \"undefined\"\n          ) {\n            replaceElement(prev, next)\n          }\n        }\n\n        /* Finished, dispatch document switch event */\n        document.dispatchEvent(new CustomEvent(\"DOMContentSwitch\"))\n      })\n\n  /* Debounce update of viewport offset */\n  viewport$\n    .pipe(\n      debounceTime(250),\n      distinctUntilKeyChanged(\"offset\")\n    )\n      .subscribe(({ offset }) => {\n        history.replaceState(offset, \"\")\n      })\n\n  /* Set viewport offset from history */\n  merge(state$, pop$)\n    .pipe(\n      bufferCount(2, 1),\n      filter(([prev, next]) => {\n        return prev.url.pathname === next.url.pathname\n            && !isAnchorLocation(next.url)\n      }),\n      map(([, state]) => state)\n    )\n      .subscribe(({ offset }) => {\n        setViewportOffset(offset || { y: 0 })\n      })\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable } from \"rxjs\"\nimport {\n  filter,\n  map,\n  share,\n  withLatestFrom\n} from \"rxjs/operators\"\n\nimport {\n  Key,\n  getActiveElement,\n  getElement,\n  getElements,\n  getToggle,\n  isSusceptibleToKeyboard,\n  setElementFocus,\n  setElementSelection,\n  setToggle,\n  watchKeyboard\n} from \"browser\"\nimport { useComponent } from \"components\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Keyboard mode\n */\nexport type KeyboardMode =\n  | \"global\"                           /* Global */\n  | \"search\"                           /* Search is open */\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Keyboard\n */\nexport interface Keyboard extends Key {\n  mode: KeyboardMode                   /* Keyboard mode */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set up keyboard\n *\n * This function will set up the keyboard handlers and ensure that keys are\n * correctly propagated. Currently there are two modes:\n *\n * - `global`: This mode is active when the search is closed. It is intended\n *   to assign hotkeys to specific functions of the site. Currently the search,\n *   previous and next page can be triggered.\n *\n * - `search`: This mode is active when the search is open. It maps certain\n *   navigational keys to offer search results that can be entirely navigated\n *   through keyboard input.\n *\n * The keyboard observable is returned and can be used to monitor the keyboard\n * in order toassign further hotkeys to custom functions.\n *\n * @return Keyboard observable\n */\nexport function setupKeyboard(): Observable<Keyboard> {\n  const keyboard$ = watchKeyboard()\n    .pipe(\n      map<Key, Keyboard>(key => ({\n        mode: getToggle(\"search\") ? \"search\" : \"global\",\n        ...key\n      })),\n      filter(({ mode }) => {\n        if (mode === \"global\") {\n          const active = getActiveElement()\n          if (typeof active !== \"undefined\")\n            return !isSusceptibleToKeyboard(active)\n        }\n        return true\n      }),\n      share()\n    )\n\n  /* Set up search keyboard handlers */\n  keyboard$\n    .pipe(\n      filter(({ mode }) => mode === \"search\"),\n      withLatestFrom(\n        useComponent(\"search-query\"),\n        useComponent(\"search-result\")\n      )\n    )\n      .subscribe(([key, query, result]) => {\n        const active = getActiveElement()\n        switch (key.type) {\n\n          /* Enter: prevent form submission */\n          case \"Enter\":\n            if (active === query)\n              key.claim()\n            break\n\n          /* Escape or Tab: close search */\n          case \"Escape\":\n          case \"Tab\":\n            setToggle(\"search\", false)\n            setElementFocus(query, false)\n            break\n\n          /* Vertical arrows: select previous or next search result */\n          case \"ArrowUp\":\n          case \"ArrowDown\":\n            if (typeof active === \"undefined\") {\n              setElementFocus(query)\n            } else {\n              const els = [query, ...getElements(\n                \":not(details) > [href], summary, details[open] [href]\",\n                result\n              )]\n              const i = Math.max(0, (\n                Math.max(0, els.indexOf(active)) + els.length + (\n                  key.type === \"ArrowUp\" ? -1 : +1\n                )\n              ) % els.length)\n              setElementFocus(els[i])\n            }\n\n            /* Prevent scrolling of page */\n            key.claim()\n            break\n\n          /* All other keys: hand to search query */\n          default:\n            if (query !== getActiveElement())\n              setElementFocus(query)\n        }\n      })\n\n  /* Set up global keyboard handlers */\n  keyboard$\n    .pipe(\n      filter(({ mode }) => mode === \"global\"),\n      withLatestFrom(useComponent(\"search-query\"))\n    )\n      .subscribe(([key, query]) => {\n        switch (key.type) {\n\n          /* Open search and select query */\n          case \"f\":\n          case \"s\":\n          case \"/\":\n            setElementFocus(query)\n            setElementSelection(query)\n            key.claim()\n            break\n\n          /* Go to previous page */\n          case \"p\":\n          case \",\":\n            const prev = getElement(\"[href][rel=prev]\")\n            if (typeof prev !== \"undefined\")\n              prev.click()\n            break\n\n          /* Go to next page */\n          case \"n\":\n          case \".\":\n            const next = getElement(\"[href][rel=next]\")\n            if (typeof next !== \"undefined\")\n              next.click()\n            break\n        }\n      })\n\n  /* Return keyboard */\n  return keyboard$\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { EMPTY, Observable, of } from \"rxjs\"\nimport {\n  distinctUntilChanged,\n  map,\n  scan,\n  shareReplay,\n  switchMap\n} from \"rxjs/operators\"\n\nimport { getElement, replaceElement } from \"browser\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Component\n */\nexport type Component =\n  | \"announce\"                         /* Announcement bar */\n  | \"container\"                        /* Container */\n  | \"header\"                           /* Header */\n  | \"header-title\"                     /* Header title */\n  | \"main\"                             /* Main area */\n  | \"navigation\"                       /* Navigation */\n  | \"search\"                           /* Search */\n  | \"search-query\"                     /* Search input */\n  | \"search-reset\"                     /* Search reset */\n  | \"search-result\"                    /* Search results */\n  | \"skip\"                             /* Skip link */\n  | \"tabs\"                             /* Tabs */\n  | \"toc\"                              /* Table of contents */\n\n/**\n * Component map\n */\nexport type ComponentMap = {\n  [P in Component]?: HTMLElement\n}\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch options\n */\ninterface WatchOptions {\n  document$: Observable<Document>      /* Document observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Data\n * ------------------------------------------------------------------------- */\n\n/**\n * Component map observable\n */\nlet components$: Observable<ComponentMap>\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set up bindings to components with given names\n *\n * This function will maintain bindings to the elements identified by the given\n * names in-between document switches and update the elements in-place.\n *\n * @param names - Component names\n * @param options - Options\n */\nexport function setupComponents(\n  names: Component[], { document$ }: WatchOptions\n): void {\n  components$ = document$\n    .pipe(\n\n      /* Build component map */\n      map(document => names.reduce<ComponentMap>((components, name) => {\n        const el = getElement(`[data-md-component=${name}]`, document)\n        return {\n          ...components,\n          ...typeof el !== \"undefined\" ? { [name]: el } : {}\n        }\n      }, {})),\n\n      /* Re-compute component map on document switch */\n      scan((prev, next) => {\n        for (const name of names) {\n          switch (name) {\n\n            /* Top-level components: update */\n            case \"announce\":\n            case \"header-title\":\n            case \"container\":\n            case \"skip\":\n              if (name in prev && typeof prev[name] !== \"undefined\") {\n                replaceElement(prev[name]!, next[name]!)\n                prev[name] = next[name]\n              }\n              break\n\n            /* All other components: rebind */\n            default:\n              if (typeof next[name] !== \"undefined\")\n                prev[name] = getElement(`[data-md-component=${name}]`)\n              else\n                delete prev[name]\n          }\n        }\n        return prev\n      }),\n\n      /* Convert to hot observable */\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n}\n\n/**\n * Retrieve a component\n *\n * The returned observable will only re-emit if the element changed, i.e. if\n * it was replaced from a document which was switched to.\n *\n * @template T - Element type\n *\n * @param name - Component name\n *\n * @return Component observable\n */\nexport function useComponent<T extends HTMLInputElement>(\n  name: \"search-query\"\n): Observable<T>\nexport function useComponent<T extends HTMLElement>(\n  name: Component\n): Observable<T>\nexport function useComponent<T extends HTMLElement>(\n  name: Component\n): Observable<T> {\n  return components$\n    .pipe(\n      switchMap(components => (\n        typeof components[name] !== \"undefined\"\n          ? of(components[name] as T)\n          : EMPTY\n      )),\n      distinctUntilChanged()\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set anchor blur\n *\n * @param el - Anchor element\n * @param value - Whether the anchor is blurred\n */\nexport function setAnchorBlur(\n  el: HTMLElement, value: boolean\n): void {\n  el.setAttribute(\"data-md-state\", value ? \"blur\" : \"\")\n}\n\n/**\n * Reset anchor blur\n *\n * @param el - Anchor element\n */\nexport function resetAnchorBlur(\n  el: HTMLElement\n): void {\n  el.removeAttribute(\"data-md-state\")\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Set anchor active\n *\n * @param el - Anchor element\n * @param value - Whether the anchor is active\n */\nexport function setAnchorActive(\n  el: HTMLElement, value: boolean\n): void {\n  el.classList.toggle(\"md-nav__link--active\", value)\n}\n\n/**\n * Reset anchor active\n *\n * @param el - Anchor element\n */\nexport function resetAnchorActive(\n  el: HTMLElement\n): void {\n  el.classList.remove(\"md-nav__link--active\")\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nexport * from \"./sidebar\"\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { h, translate } from \"utilities\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Render a 'copy-to-clipboard' button\n *\n * @param id - Unique identifier\n *\n * @return Element\n */\nexport function renderClipboardButton(id: string) {\n  return (\n    <button\n      class=\"md-clipboard md-icon\"\n      title={translate(\"clipboard.copy\")}\n      data-clipboard-target={`#${id} > code`}\n    ></button>\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  SearchDocument,\n  SearchMetadata,\n  SearchResult\n} from \"integrations/search\"\nimport { h, translate, truncate } from \"utilities\"\n\n/* ----------------------------------------------------------------------------\n * Helper function\n * ------------------------------------------------------------------------- */\n\n/**\n * Render an article document\n *\n * @param document - Article document\n * @param teaser - Whether to render the teaser\n *\n * @return Element\n */\nfunction renderArticleDocument(\n  { location, title, text, terms, score }: SearchDocument & SearchMetadata,\n  teaser: boolean\n) {\n  const miss = Object.keys(terms)\n    // tslint:disable-next-line: array-type\n    .reduce<Array<Element | string>>((list, key) => [\n      ...list, ...!terms[key] ? [<del>{key}</del>, \" \"] : []\n    ], [])\n  return (\n    <a href={location.toString().replace(/%20/g, \"+\")} class=\"md-search-result__link\" tabIndex={-1}>\n      <article\n        class=\"md-search-result__article md-search-result__article--document\"\n        data-md-score={score.toFixed(2)}\n      >\n        <div class=\"md-search-result__icon md-icon\"></div>\n        <h1 class=\"md-search-result__title\">{title}</h1>\n        {teaser && text.length > 0 &&\n          <p class=\"md-search-result__teaser\">{truncate(text, 320)}</p>\n        }\n        {teaser && miss.length > 0 &&\n          <p class=\"md-search-result__terms\">\n            {translate(\"search.result.term.missing\")}: {...miss.slice(0, -1)}\n          </p>\n        }\n      </article>\n    </a>\n  )\n}\n\n/**\n * Render a search document\n *\n * @param section - Search document\n *\n * @return Element\n */\nfunction renderSection(\n  { location, title, text, terms, score }: SearchDocument & SearchMetadata\n) {\n  const miss = Object.keys(terms)\n    // tslint:disable-next-line: array-type\n    .reduce<Array<Element | string>>((list, key) => [\n      ...list, ...!terms[key] ? [<del>{key}</del>, \" \"] : []\n    ], [])\n  return (\n    <a href={location.toString().replace(/%20/g, \"+\")} class=\"md-search-result__link\" tabIndex={-1}>\n      <article class=\"md-search-result__article\" data-md-score={score.toFixed(2)}>\n        <h1 class=\"md-search-result__title\">{title}</h1>\n        {text.length > 0 &&\n          <p class=\"md-search-result__teaser\">{truncate(text, 320)}</p>\n        }\n        {miss.length > 0 &&\n          <p class=\"md-search-result__terms\">\n            {translate(\"search.result.term.missing\")}: {...miss.slice(0, -1)}\n          </p>\n        }\n      </article>\n    </a>\n  )\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Render a search result\n *\n * @param result - Search result\n *\n * @return Element\n */\nexport function renderSearchResult(\n  result: SearchResult, threshold: number = Infinity\n) {\n  const docs = [...result]\n\n  /* Find and extract parent article */\n  const parent = docs.findIndex(doc => !doc.location.includes(\"#\"))\n  const [article] = docs.splice(parent, 1)\n\n  /* Determine last index above threshold */\n  let index = docs.findIndex(doc => doc.score < threshold)\n  if (index === -1)\n    index = docs.length\n\n  /* Partition sections */\n  const best = docs.slice(0, index)\n  const more = docs.slice(index)\n\n  /* Render children */\n  const children = [\n    renderArticleDocument(article, !parent && index === 0),\n    ...best.map(renderSection),\n    ...more.length ? [\n      <details class=\"md-search-result__more\">\n        <summary tabIndex={-1}>\n          {more.length > 0 && more.length === 1\n            ? translate(\"search.result.more.one\")\n            : translate(\"search.result.more.other\", more.length)\n          }\n        </summary>\n        {...more.map(renderSection)}\n      </details>\n    ] : []\n  ]\n\n  /* Render search result */\n  return (\n    <li class=\"md-search-result__item\">\n      {children}\n    </li>\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { SourceFacts } from \"patches/source\"\nimport { h } from \"utilities\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Render source facts\n *\n * @param facts - Source facts\n *\n * @return Element\n */\nexport function renderSource(\n  facts: SourceFacts\n) {\n  return (\n    <ul class=\"md-source__facts\">\n      {facts.map(fact => (\n        <li class=\"md-source__fact\">{fact}</li>\n      ))}\n    </ul>\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { h } from \"utilities\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Render a table inside a wrapper to improve scrolling on mobile\n *\n * @param table - Table element\n *\n * @return Element\n */\nexport function renderTable(\n  table: HTMLTableElement\n) {\n  return (\n    <div class=\"md-typeset__scrollwrap\">\n      <div class=\"md-typeset__table\">\n        {table}\n      </div>\n    </div>\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set sidebar offset\n *\n * @param el - Sidebar element\n * @param value - Sidebar offset\n */\nexport function setSidebarOffset(\n  el: HTMLElement, value: number\n): void {\n  el.style.top = `${value}px`\n}\n\n/**\n * Reset sidebar offset\n *\n * @param el - Sidebar element\n */\nexport function resetSidebarOffset(\n  el: HTMLElement\n): void {\n  el.style.top = \"\"\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Set sidebar height\n *\n * @param el - Sidebar element\n * @param value - Sidebar height\n */\nexport function setSidebarHeight(\n  el: HTMLElement, value: number\n): void {\n  el.style.height = `${value}px`\n}\n\n/**\n * Reset sidebar height\n *\n * @param el - Sidebar element\n */\nexport function resetSidebarHeight(\n  el: HTMLElement\n): void {\n  el.style.height = \"\"\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nexport * from \"./_\"\nexport * from \"./react\"\nexport * from \"./set\"\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Search transformation function\n *\n * @param value - Query value\n *\n * @return Transformed query value\n */\nexport type SearchTransformFn = (value: string) => string\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Default transformation function\n *\n * 1. Search for terms in quotation marks and prepend a `+` modifier to denote\n *    that the resulting document must contain all terms, converting the query\n *    to an `AND` query (as opposed to the default `OR` behavior). While users\n *    may expect terms enclosed in quotation marks to map to span queries, i.e.\n *    for which order is important, `lunr` doesn't support them, so the best\n *    we can do is to convert the terms to an `AND` query.\n *\n * 2. Replace control characters which are not located at the beginning of the\n *    query or preceded by white space, or are not followed by a non-whitespace\n *    character or are at the end of the query string. Furthermore, filter\n *    unmatched quotation marks.\n *\n * 3. Trim excess whitespace from left and right.\n *\n * @param query - Query value\n *\n * @return Transformed query value\n */\nexport function defaultTransform(query: string): string {\n  return query\n    .split(/\"([^\"]+)\"/g)                            /* => 1 */\n      .map((terms, index) => index & 1\n        ? terms.replace(/^\\b|^(?![^\\x00-\\x7F]|$)|\\s+/g, \" +\")\n        : terms\n      )\n      .join(\"\")\n    .replace(/\"|(?:^|\\s+)[*+\\-:^~]+(?=\\s+|$)/g, \"\") /* => 2 */\n    .trim()                                         /* => 3 */\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  SearchDocument,\n  SearchDocumentMap,\n  setupSearchDocumentMap\n} from \"../document\"\nimport {\n  SearchHighlightFactoryFn,\n  setupSearchHighlighter\n} from \"../highlighter\"\nimport {\n  SearchQueryTerms,\n  getSearchQueryTerms,\n  parseSearchQuery\n} from \"../query\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Search index configuration\n */\nexport interface SearchIndexConfig {\n  lang: string[]                       /* Search languages */\n  separator: string                    /* Search separator */\n}\n\n/**\n * Search index document\n */\nexport interface SearchIndexDocument {\n  location: string                     /* Document location */\n  title: string                        /* Document title */\n  text: string                         /* Document text */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Search index pipeline function\n */\nexport type SearchIndexPipelineFn =\n  | \"trimmer\"                          /* Trimmer */\n  | \"stopWordFilter\"                   /* Stop word filter */\n  | \"stemmer\"                          /* Stemmer */\n\n/**\n * Search index pipeline\n */\nexport type SearchIndexPipeline = SearchIndexPipelineFn[]\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Search index\n *\n * This interfaces describes the format of the `search_index.json` file which\n * is automatically built by the MkDocs search plugin.\n */\nexport interface SearchIndex {\n  config: SearchIndexConfig            /* Search index configuration */\n  docs: SearchIndexDocument[]          /* Search index documents */\n  index?: object                       /* Prebuilt index */\n  pipeline?: SearchIndexPipeline       /* Search index pipeline */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Search metadata\n */\nexport interface SearchMetadata {\n  score: number                        /* Score (relevance) */\n  terms: SearchQueryTerms              /* Search query terms */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Search result\n */\nexport type SearchResult = Array<\n  SearchDocument & SearchMetadata\n> // tslint:disable-line\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Compute the difference of two lists of strings\n *\n * @param a - 1st list of strings\n * @param b - 2nd list of strings\n *\n * @return Difference\n */\nfunction difference(a: string[], b: string[]): string[] {\n  const [x, y] = [new Set(a), new Set(b)]\n  return [\n    ...new Set([...x].filter(value => !y.has(value)))\n  ]\n}\n\n/* ----------------------------------------------------------------------------\n * Class\n * ------------------------------------------------------------------------- */\n\n/**\n * Search index\n *\n * Note that `lunr` is injected via Webpack, as it will otherwise also be\n * bundled in the application bundle.\n */\nexport class Search {\n\n  /**\n   * Search document mapping\n   *\n   * A mapping of URLs (including hash fragments) to the actual articles and\n   * sections of the documentation. The search document mapping must be created\n   * regardless of whether the index was prebuilt or not, as `lunr` itself will\n   * only store the actual index.\n   */\n  protected documents: SearchDocumentMap\n\n  /**\n   * Search highlight factory function\n   */\n  protected highlight: SearchHighlightFactoryFn\n\n  /**\n   * The underlying `lunr` search index\n   */\n  protected index: lunr.Index\n\n  /**\n   * Create the search integration\n   *\n   * @param data - Search index\n   */\n  public constructor({ config, docs, pipeline, index }: SearchIndex) {\n    this.documents = setupSearchDocumentMap(docs)\n    this.highlight = setupSearchHighlighter(config)\n\n    /* Set separator for tokenizer */\n    lunr.tokenizer.separator = new RegExp(config.separator)\n\n    /* If no index was given, create it */\n    if (typeof index === \"undefined\") {\n      this.index = lunr(function() {\n\n        /* Set up multi-language support */\n        if (config.lang.length === 1 && config.lang[0] !== \"en\") {\n          this.use((lunr as any)[config.lang[0]])\n        } else if (config.lang.length > 1) {\n          this.use((lunr as any).multiLanguage(...config.lang))\n        }\n\n        /* Compute functions to be removed from the pipeline */\n        const fns = difference([\n          \"trimmer\", \"stopWordFilter\", \"stemmer\"\n        ], pipeline!)\n\n        /* Remove functions from the pipeline for registered languages */\n        for (const lang of config.lang.map(language => (\n          language === \"en\" ? lunr : (lunr as any)[language]\n        ))) {\n          for (const fn of fns) {\n            this.pipeline.remove(lang[fn])\n            this.searchPipeline.remove(lang[fn])\n          }\n        }\n\n        /* Set up fields and reference */\n        this.field(\"title\", { boost: 1000 })\n        this.field(\"text\")\n        this.ref(\"location\")\n\n        /* Index documents */\n        for (const doc of docs)\n          this.add(doc)\n      })\n\n    /* Handle prebuilt index */\n    } else {\n      this.index = lunr.Index.load(index)\n    }\n  }\n\n  /**\n   * Search for matching documents\n   *\n   * The search index which MkDocs provides is divided up into articles, which\n   * contain the whole content of the individual pages, and sections, which only\n   * contain the contents of the subsections obtained by breaking the individual\n   * pages up at `h1` ... `h6`. As there may be many sections on different pages\n   * with identical titles (for example within this very project, e.g. \"Usage\"\n   * or \"Installation\"), they need to be put into the context of the containing\n   * page. For this reason, section results are grouped within their respective\n   * articles which are the top-level results that are returned.\n   *\n   * @param query - Query value\n   *\n   * @return Search results\n   */\n  public search(query: string): SearchResult[] {\n    if (query) {\n      try {\n        const highlight = this.highlight(query)\n\n        /* Parse query to extract clauses for analysis */\n        const clauses = parseSearchQuery(query)\n          .filter(clause => (\n            clause.presence !== lunr.Query.presence.PROHIBITED\n          ))\n\n        /* Perform search and post-process results */\n        const groups = this.index.search(`${query}*`)\n\n          /* Apply post-query boosts based on title and search query terms */\n          .reduce<SearchResult>((results, { ref, score, matchData }) => {\n            const document = this.documents.get(ref)\n            if (typeof document !== \"undefined\") {\n              const { location, title, text, parent } = document\n\n              /* Compute and analyze search query terms */\n              const terms = getSearchQueryTerms(\n                clauses,\n                Object.keys(matchData.metadata)\n              )\n\n              /* Highlight title and text and apply post-query boosts */\n              const boost = +!parent + +Object.values(terms).every(t => t)\n              results.push({\n                location,\n                title: highlight(title),\n                text: highlight(text),\n                score: score * (1 + boost),\n                terms\n              })\n            }\n            return results\n          }, [])\n\n          /* Sort search results again after applying boosts */\n          .sort((a, b) => b.score - a.score)\n\n          /* Group search results by page */\n          .reduce((results, result) => {\n            const document = this.documents.get(result.location)\n            if (typeof document !== \"undefined\") {\n              const ref = \"parent\" in document\n                ? document.parent!.location\n                : document.location\n              results.set(ref, [...results.get(ref) || [], result])\n            }\n            return results\n          }, new Map<string, SearchResult>())\n\n        /* Expand grouped search results */\n        return [...groups.values()]\n\n      /* Log errors to console (for now) */\n      } catch {\n        // tslint:disable-next-line no-console\n        console.warn(`Invalid query: ${query} – see https://bit.ly/2s3ChXG`)\n      }\n    }\n\n    /* Return nothing in case of error or empty query */\n    return []\n  }\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n// @ts-ignore\nimport * as escapeHTML from \"escape-html\"\n\nimport { SearchIndexDocument } from \"../_\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Search document\n */\nexport interface SearchDocument extends SearchIndexDocument {\n  parent?: SearchIndexDocument         /* Parent article */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Search document mapping\n */\nexport type SearchDocumentMap = Map<string, SearchDocument>\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Create a search document mapping\n *\n * @param docs - Search index documents\n *\n * @return Search document map\n */\nexport function setupSearchDocumentMap(\n  docs: SearchIndexDocument[]\n): SearchDocumentMap {\n  const documents = new Map<string, SearchDocument>()\n  const parents   = new Set<SearchDocument>()\n  for (const doc of docs) {\n    const [path, hash] = doc.location.split(\"#\")\n\n    /* Extract location and title */\n    const location = doc.location\n    const title    = doc.title\n\n    /* Escape and cleanup text */\n    const text = escapeHTML(doc.text)\n      .replace(/\\s+(?=[,.:;!?])/g, \"\")\n      .replace(/\\s+/g, \" \")\n\n    /* Handle section */\n    if (hash) {\n      const parent = documents.get(path)!\n\n      /* Ignore first section, override article */\n      if (!parents.has(parent)) {\n        parent.title = doc.title\n        parent.text  = text\n\n        /* Remember that we processed the article */\n        parents.add(parent)\n\n      /* Add subsequent section */\n      } else {\n        documents.set(location, {\n          location,\n          title,\n          text,\n          parent\n        })\n      }\n\n    /* Add article */\n    } else {\n      documents.set(location, {\n        location,\n        title,\n        text\n      })\n    }\n  }\n  return documents\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { SearchIndexConfig } from \"../_\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Search highlight function\n *\n * @param value - Value\n *\n * @return Highlighted value\n */\nexport type SearchHighlightFn = (value: string) => string\n\n/**\n * Search highlight factory function\n *\n * @param query - Query value\n *\n * @return Search highlight function\n */\nexport type SearchHighlightFactoryFn = (query: string) => SearchHighlightFn\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Create a search highlighter\n *\n * @param config - Search index configuration\n *\n * @return Search highlight factory function\n */\nexport function setupSearchHighlighter(\n  config: SearchIndexConfig\n): SearchHighlightFactoryFn {\n  const separator = new RegExp(config.separator, \"img\")\n  const highlight = (_: unknown, data: string, term: string) => {\n    return `${data}<mark data-md-highlight>${term}</mark>`\n  }\n\n  /* Return factory function */\n  return (query: string) => {\n    query = query\n      .replace(/[\\s*+\\-:~^]+/g, \" \")\n      .trim()\n\n    /* Create search term match expression */\n    const match = new RegExp(`(^|${config.separator})(${\n      query\n        .replace(/[|\\\\{}()[\\]^$+*?.-]/g, \"\\\\$&\")\n        .replace(separator, \"|\")\n    })`, \"img\")\n\n    /* Highlight string value */\n    return value => value\n      .replace(match, highlight)\n      .replace(/<\\/mark>(\\s+)<mark[^>]*>/img, \"\\$1\")\n  }\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Search query clause\n */\nexport interface SearchQueryClause {\n  presence: lunr.Query.presence        /* Clause presence */\n  term: string                         /* Clause term */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Search query terms\n */\nexport type SearchQueryTerms = Record<string, boolean>\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Parse a search query for analysis\n *\n * @param value - Query value\n *\n * @return Search query clauses\n */\nexport function parseSearchQuery(\n  value: string\n): SearchQueryClause[] {\n  const query  = new (lunr as any).Query([\"title\", \"text\"])\n  const parser = new (lunr as any).QueryParser(value, query)\n\n  /* Parse and return query clauses */\n  parser.parse()\n  return query.clauses\n}\n\n/**\n * Analyze the search query clauses in regard to the search terms found\n *\n * @param query - Search query clauses\n * @param terms - Search terms\n *\n * @return Search query terms\n */\nexport function getSearchQueryTerms(\n  query: SearchQueryClause[], terms: string[]\n): SearchQueryTerms {\n  const clauses = new Set<SearchQueryClause>(query)\n\n  /* Match query clauses against terms */\n  const result: SearchQueryTerms = {}\n  for (let t = 0; t < terms.length; t++)\n    for (const clause of clauses)\n      if (terms[t].startsWith(clause.term)) {\n        result[clause.term] = true\n        clauses.delete(clause)\n      }\n\n  /* Annotate unmatched query clauses */\n  for (const clause of clauses)\n    result[clause.term] = false\n\n  /* Return query terms */\n  return result\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A RTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { SearchIndex, SearchResult } from \"../../_\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Search message type\n */\nexport const enum SearchMessageType {\n  SETUP,                               /* Search index setup */\n  READY,                               /* Search index ready */\n  QUERY,                               /* Search query */\n  RESULT                               /* Search results */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * A message containing the data necessary to setup the search index\n */\nexport interface SearchSetupMessage {\n  type: SearchMessageType.SETUP        /* Message type */\n  data: SearchIndex                    /* Message data */\n}\n\n/**\n * A message indicating the search index is ready\n */\nexport interface SearchReadyMessage {\n  type: SearchMessageType.READY        /* Message type */\n}\n\n/**\n * A message containing a search query\n */\nexport interface SearchQueryMessage {\n  type: SearchMessageType.QUERY        /* Message type */\n  data: string                         /* Message data */\n}\n\n/**\n * A message containing results for a search query\n */\nexport interface SearchResultMessage {\n  type: SearchMessageType.RESULT       /* Message type */\n  data: SearchResult[]                 /* Message data */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * A message exchanged with the search worker\n */\nexport type SearchMessage =\n  | SearchSetupMessage\n  | SearchReadyMessage\n  | SearchQueryMessage\n  | SearchResultMessage\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Type guard for search setup messages\n *\n * @param message - Search worker message\n *\n * @return Test result\n */\nexport function isSearchSetupMessage(\n  message: SearchMessage\n): message is SearchSetupMessage {\n  return message.type === SearchMessageType.SETUP\n}\n\n/**\n * Type guard for search ready messages\n *\n * @param message - Search worker message\n *\n * @return Test result\n */\nexport function isSearchReadyMessage(\n  message: SearchMessage\n): message is SearchReadyMessage {\n  return message.type === SearchMessageType.READY\n}\n\n/**\n * Type guard for search query messages\n *\n * @param message - Search worker message\n *\n * @return Test result\n */\nexport function isSearchQueryMessage(\n  message: SearchMessage\n): message is SearchQueryMessage {\n  return message.type === SearchMessageType.QUERY\n}\n\n/**\n * Type guard for search result messages\n *\n * @param message - Search worker message\n *\n * @return Test result\n */\nexport function isSearchResultMessage(\n  message: SearchMessage\n): message is SearchResultMessage {\n  return message.type === SearchMessageType.RESULT\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A RTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, Subject, asyncScheduler } from \"rxjs\"\nimport {\n  map,\n  observeOn,\n  share,\n  withLatestFrom\n} from \"rxjs/operators\"\n\nimport { WorkerHandler, watchWorker } from \"browser\"\n\nimport { SearchIndex, SearchIndexPipeline } from \"../../_\"\nimport {\n  SearchMessage,\n  SearchMessageType,\n  SearchSetupMessage,\n  isSearchResultMessage\n} from \"../message\"\nimport { translate } from \"utilities\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Setup options\n */\ninterface SetupOptions {\n  index$: Observable<SearchIndex>      /* Search index observable */\n  base$: Observable<string>            /* Location base observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set up search index\n *\n * @param data - Search index\n *\n * @return Search index\n */\nfunction setupSearchIndex(\n  { config, docs, index }: SearchIndex\n): SearchIndex {\n\n  /* Override default language with value from translation */\n  if (config.lang.length === 1 && config.lang[0] === \"en\")\n    config.lang = [translate(\"search.config.lang\")]\n\n  /* Override default separator with value from translation */\n  if (config.separator === \"[\\\\s\\\\-]+\")\n    config.separator = translate(\"search.config.separator\")\n\n  /* Set pipeline from translation */\n  const pipeline = translate(\"search.config.pipeline\")\n    .split(/\\s*,\\s*/)\n    .filter(Boolean) as SearchIndexPipeline\n\n  /* Return search index after defaulting */\n  return { config, docs, index, pipeline }\n}\n\n/* ----------------------------------------------------------------------------\n * Helper functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set up search web worker\n *\n * This function will create a web worker to set up and query the search index\n * which is done using `lunr`. The index must be passed as an observable to\n * enable hacks like _localsearch_ via search index embedding as JSON.\n *\n * @param url - Worker URL\n * @param options - Options\n *\n * @return Worker handler\n */\nexport function setupSearchWorker(\n  url: string, { index$, base$ }: SetupOptions\n): WorkerHandler<SearchMessage> {\n  const worker = new Worker(url)\n\n  /* Create communication channels and resolve relative links */\n  const tx$ = new Subject<SearchMessage>()\n  const rx$ = watchWorker(worker, { tx$ })\n    .pipe(\n      withLatestFrom(base$),\n      map(([message, base]) => {\n        if (isSearchResultMessage(message)) {\n          for (const result of message.data)\n            for (const document of result)\n              document.location = `${base}/${document.location}`\n        }\n        return message\n      }),\n      share()\n    )\n\n  /* Set up search index */\n  index$\n    .pipe(\n      map<SearchIndex, SearchSetupMessage>(data => ({\n        type: SearchMessageType.SETUP,\n        data: setupSearchIndex(data)\n      })),\n      observeOn(asyncScheduler)\n    )\n      .subscribe(tx$.next.bind(tx$))\n\n  /* Return worker handler */\n  return { tx$, rx$ }\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, OperatorFunction, of, pipe } from \"rxjs\"\nimport { map, switchMap } from \"rxjs/operators\"\n\nimport { Viewport } from \"browser\"\n\nimport { Header } from \"../header\"\nimport { Main } from \"../main\"\nimport {\n  Sidebar,\n  applySidebar,\n  watchSidebar\n} from \"../shared\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Navigation for [screen -]\n */\ninterface NavigationBelowScreen {} // tslint:disable-line\n\n/**\n * Navigation for [screen +]\n */\ninterface NavigationAboveScreen {\n  sidebar: Sidebar                     /* Sidebar */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Navigation\n */\nexport type Navigation =\n  | NavigationBelowScreen\n  | NavigationAboveScreen\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  header$: Observable<Header>          /* Header observable */\n  main$: Observable<Main>              /* Main area observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n  screen$: Observable<boolean>         /* Screen media observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount navigation from source observable\n *\n * @param options - Options\n *\n * @return Operator function\n */\nexport function mountNavigation(\n  { header$, main$, viewport$, screen$ }: MountOptions\n): OperatorFunction<HTMLElement, Navigation> {\n  return pipe(\n    switchMap(el => screen$\n      .pipe(\n        switchMap(screen => {\n\n          /* [screen +]: Mount navigation in sidebar */\n          if (screen) {\n            return watchSidebar(el, { main$, viewport$ })\n              .pipe(\n                applySidebar(el, { header$ }),\n                map(sidebar => ({ sidebar }))\n              )\n\n          /* [screen -]: Mount navigation in drawer */\n          } else {\n            return of({})\n          }\n        })\n      )\n    )\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nexport * from \"./_\"\nexport * from \"./react\"\nexport * from \"./set\"\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  MonoTypeOperatorFunction,\n  Observable,\n  animationFrameScheduler,\n  combineLatest,\n  pipe\n} from \"rxjs\"\nimport {\n  distinctUntilChanged,\n  finalize,\n  map,\n  observeOn,\n  tap,\n  withLatestFrom\n} from \"rxjs/operators\"\n\nimport { Viewport } from \"browser\"\n\nimport { Header } from \"../../../header\"\nimport { Main } from \"../../../main\"\nimport { Sidebar } from \"../_\"\nimport {\n  resetSidebarHeight,\n  resetSidebarOffset,\n  setSidebarHeight,\n  setSidebarOffset\n} from \"../set\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch options\n */\ninterface WatchOptions {\n  main$: Observable<Main>              /* Main area observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n}\n\n/**\n * Apply options\n */\ninterface ApplyOptions {\n  header$: Observable<Header>          /* Header observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch sidebar\n *\n * This function returns an observable that computes the visual parameters of\n * the sidebar which depends on the vertical viewport offset, as well as the\n * height of the main area. When the page is scrolled beyond the header, the\n * sidebar is locked and fills the remaining space.\n *\n * @param el - Sidebar element\n * @param options - Options\n *\n * @return Sidebar observable\n */\nexport function watchSidebar(\n  el: HTMLElement, { main$, viewport$ }: WatchOptions\n): Observable<Sidebar> {\n  const adjust = el.parentElement!.offsetTop\n               - el.parentElement!.parentElement!.offsetTop\n\n  /* Compute the sidebar's available height and if it should be locked */\n  return combineLatest([main$, viewport$])\n    .pipe(\n      map(([{ offset, height }, { offset: { y } }]) => {\n        height = height\n          + Math.min(adjust, Math.max(0, y - offset))\n          - adjust\n        return {\n          height,\n          lock: y >= offset + adjust\n        }\n      }),\n      distinctUntilChanged<Sidebar>((a, b) => {\n        return a.height === b.height\n            && a.lock   === b.lock\n      })\n    )\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Apply sidebar\n *\n * @param el - Sidebar element\n * @param options - Options\n *\n * @return Operator function\n */\nexport function applySidebar(\n  el: HTMLElement, { header$ }: ApplyOptions\n): MonoTypeOperatorFunction<Sidebar> {\n  return pipe(\n\n    /* Defer repaint to next animation frame */\n    observeOn(animationFrameScheduler),\n    withLatestFrom(header$),\n    tap(([{ height, lock }, { height: offset }]) => {\n      setSidebarHeight(el, height)\n\n      /* Set offset in locked state depending on header height */\n      if (lock)\n        setSidebarOffset(el, offset)\n      else\n        resetSidebarOffset(el)\n    }),\n\n    /* Re-map to sidebar */\n    map(([sidebar]) => sidebar),\n\n    /* Reset on complete or error */\n    finalize(() => {\n      resetSidebarOffset(el)\n      resetSidebarHeight(el)\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nexport * from \"./_\"\nexport * from \"./anchor\"\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  Observable,\n  OperatorFunction,\n  combineLatest,\n  of,\n  pipe\n} from \"rxjs\"\nimport { map, switchMap } from \"rxjs/operators\"\n\nimport { Viewport, getElements } from \"browser\"\n\nimport { Header } from \"../../header\"\nimport { Main } from \"../../main\"\nimport {\n  Sidebar,\n  applySidebar,\n  watchSidebar\n} from \"../../shared\"\nimport {\n  AnchorList,\n  applyAnchorList,\n  watchAnchorList\n} from \"../anchor\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Table of contents for [tablet -]\n */\ninterface TableOfContentsBelowTablet {} // tslint:disable-line\n\n/**\n * Table of contents for [tablet +]\n */\ninterface TableOfContentsAboveTablet {\n  sidebar: Sidebar                     /* Sidebar */\n  anchors: AnchorList                  /* Anchor list */\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Table of contents\n */\nexport type TableOfContents =\n  | TableOfContentsBelowTablet\n  | TableOfContentsAboveTablet\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  header$: Observable<Header>          /* Header observable */\n  main$: Observable<Main>              /* Main area observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n  tablet$: Observable<boolean>         /* Tablet media observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount table of contents from source observable\n *\n * @param options - Options\n *\n * @return Operator function\n */\nexport function mountTableOfContents(\n  { header$, main$, viewport$, tablet$ }: MountOptions\n): OperatorFunction<HTMLElement, TableOfContents> {\n  return pipe(\n    switchMap(el => tablet$\n      .pipe(\n        switchMap(tablet => {\n\n          /* [tablet +]: Mount table of contents in sidebar */\n          if (tablet) {\n            const els = getElements<HTMLAnchorElement>(\".md-nav__link\", el)\n\n            /* Watch and apply sidebar */\n            const sidebar$ = watchSidebar(el, { main$, viewport$ })\n              .pipe(\n                applySidebar(el, { header$ })\n              )\n\n            /* Watch and apply anchor list (scroll spy) */\n            const anchors$ = watchAnchorList(els, { header$, viewport$ })\n              .pipe(\n                applyAnchorList(els)\n              )\n\n            /* Combine into single hot observable */\n            return combineLatest([sidebar$, anchors$])\n              .pipe(\n                map(([sidebar, anchors]) => ({ sidebar, anchors }))\n              )\n\n          /* [tablet -]: Unmount table of contents */\n          } else {\n            return of({})\n          }\n        })\n      )\n    )\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  MonoTypeOperatorFunction,\n  Observable,\n  animationFrameScheduler,\n  combineLatest,\n  pipe\n} from \"rxjs\"\nimport {\n  bufferCount,\n  distinctUntilChanged,\n  distinctUntilKeyChanged,\n  finalize,\n  map,\n  observeOn,\n  scan,\n  startWith,\n  switchMap,\n  tap\n} from \"rxjs/operators\"\n\nimport { Viewport, getElement, watchElementSize } from \"browser\"\n\nimport { Header } from \"../../../header\"\nimport { AnchorList } from \"../_\"\nimport {\n  resetAnchorActive,\n  resetAnchorBlur,\n  setAnchorActive,\n  setAnchorBlur\n} from \"../set\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch options\n */\ninterface WatchOptions {\n  header$: Observable<Header>          /* Header observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch anchor list\n *\n * This is effectively a scroll-spy implementation which will account for the\n * fixed header and automatically re-calculate anchor offsets when the viewport\n * is resized. The returned observable will only emit if the anchor list needs\n * to be repainted.\n *\n * This implementation tracks an anchor element's entire path starting from its\n * level up to the top-most anchor element, e.g. `[h3, h2, h1]`. Although the\n * Material theme currently doesn't make use of this information, it enables\n * the styling of the entire hierarchy through customization.\n *\n * Note that the current anchor is the last item of the `prev` anchor list.\n *\n * @param els - Anchor elements\n * @param options - Options\n *\n * @return Anchor list observable\n */\nexport function watchAnchorList(\n  els: HTMLAnchorElement[], { header$, viewport$ }: WatchOptions\n): Observable<AnchorList> {\n  const table = new Map<HTMLAnchorElement, HTMLElement>()\n  for (const el of els) {\n    const id = decodeURIComponent(el.hash.substring(1))\n    const target = getElement(`[id=\"${id}\"]`)\n    if (typeof target !== \"undefined\")\n      table.set(el, target)\n  }\n\n  /* Compute necessary adjustment for header */\n  const adjust$ = header$\n    .pipe(\n      map(header => 18 + header.height)\n    )\n\n  /* Compute partition of previous and next anchors */\n  const partition$ = watchElementSize(document.body)\n    .pipe(\n      distinctUntilKeyChanged(\"height\"),\n\n      /* Build index to map anchor paths to vertical offsets */\n      map(() => {\n        let path: HTMLAnchorElement[] = []\n        return [...table].reduce((index, [anchor, target]) => {\n          while (path.length) {\n            const last = table.get(path[path.length - 1])!\n            if (last.tagName >= target.tagName) {\n              path.pop()\n            } else {\n              break\n            }\n          }\n\n          /* If the current anchor is hidden, continue with its parent */\n          let offset = target.offsetTop\n          while (!offset && target.parentElement) {\n            target = target.parentElement\n            offset = target.offsetTop\n          }\n\n          /* Map reversed anchor path to vertical offset */\n          return index.set(\n            [...path = [...path, anchor]].reverse(),\n            offset\n          )\n        }, new Map<HTMLAnchorElement[], number>())\n      }),\n\n      /* Re-compute partition when viewport offset changes */\n      switchMap(index => combineLatest([adjust$, viewport$])\n        .pipe(\n          scan(([prev, next], [adjust, { offset: { y } }]) => {\n\n            /* Look forward */\n            while (next.length) {\n              const [, offset] = next[0]\n              if (offset - adjust < y) {\n                prev = [...prev, next.shift()!]\n              } else {\n                break\n              }\n            }\n\n            /* Look backward */\n            while (prev.length) {\n              const [, offset] = prev[prev.length - 1]\n              if (offset - adjust >= y) {\n                next = [prev.pop()!, ...next]\n              } else {\n                break\n              }\n            }\n\n            /* Return partition */\n            return [prev, next]\n          }, [[], [...index]]),\n          distinctUntilChanged((a, b) => {\n            return a[0] === b[0]\n                && a[1] === b[1]\n          })\n        )\n      )\n    )\n\n  /* Compute and return anchor list migrations */\n  return partition$\n    .pipe(\n      map(([prev, next]) => ({\n        prev: prev.map(([path]) => path),\n        next: next.map(([path]) => path)\n      })),\n\n      /* Extract anchor list migrations */\n      startWith({ prev: [], next: [] }),\n      bufferCount(2, 1),\n      map(([a, b]) => {\n\n        /* Moving down */\n        if (a.prev.length < b.prev.length) {\n          return {\n            prev: b.prev.slice(Math.max(0, a.prev.length - 1), b.prev.length),\n            next: []\n          }\n\n        /* Moving up */\n        } else {\n          return {\n            prev: b.prev.slice(-1),\n            next: b.next.slice(0, b.next.length - a.next.length)\n          }\n        }\n      })\n    )\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Apply anchor list\n *\n * @param els - Anchor elements\n *\n * @return Operator function\n */\nexport function applyAnchorList(\n  els: HTMLAnchorElement[]\n): MonoTypeOperatorFunction<AnchorList> {\n  return pipe(\n\n    /* Defer repaint to next animation frame */\n    observeOn(animationFrameScheduler),\n    tap(({ prev, next }) => {\n\n      /* Look forward */\n      for (const [el] of next) {\n        resetAnchorActive(el)\n        resetAnchorBlur(el)\n      }\n\n      /* Look backward */\n      prev.forEach(([el], index) => {\n        setAnchorActive(el, index === prev.length - 1)\n        setAnchorBlur(el, true)\n      })\n    }),\n\n    /* Reset on complete or error */\n    finalize(() => {\n      for (const el of els) {\n        resetAnchorActive(el)\n        resetAnchorBlur(el)\n      }\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, OperatorFunction, combineLatest, pipe } from \"rxjs\"\nimport {\n  filter,\n  map,\n  mapTo,\n  sample,\n  startWith,\n  switchMap,\n  take\n} from \"rxjs/operators\"\n\nimport { WorkerHandler } from \"browser\"\nimport {\n  SearchMessage,\n  SearchResult,\n  isSearchQueryMessage,\n  isSearchReadyMessage\n} from \"integrations/search\"\n\nimport { SearchQuery } from \"../query\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Search status\n */\nexport type SearchStatus =\n  | \"waiting\"                          /* Search waiting for initialization */\n  | \"ready\"                            /* Search ready */\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Search\n */\nexport interface Search {\n  status: SearchStatus                 /* Search status */\n  query: SearchQuery                   /* Search query */\n  result: SearchResult[]               /* Search result list */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  query$: Observable<SearchQuery>      /* Search query observable */\n  reset$: Observable<void>             /* Search reset observable */\n  result$: Observable<SearchResult[]>  /* Search result observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount search from source observable\n *\n * @param handler - Worker handler\n * @param options - Options\n *\n * @return Operator function\n */\nexport function mountSearch(\n  { rx$, tx$ }: WorkerHandler<SearchMessage>,\n  { query$, reset$, result$ }: MountOptions\n): OperatorFunction<HTMLElement, Search> {\n  return pipe(\n    switchMap(() => {\n\n      /* Compute search status */\n      const status$ = rx$\n        .pipe(\n          filter(isSearchReadyMessage),\n          mapTo<SearchStatus>(\"ready\"),\n          startWith(\"waiting\")\n        ) as Observable<SearchStatus>\n\n      /* Re-emit the latest query when search is ready */\n      tx$\n        .pipe(\n          filter(isSearchQueryMessage),\n          sample(status$),\n          take(1)\n        )\n          .subscribe(tx$.next.bind(tx$))\n\n      /* Combine into single observable */\n      return combineLatest([status$, query$, result$, reset$])\n        .pipe(\n          map(([status, query, result]) => ({\n            status,\n            query,\n            result\n          }))\n        )\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { OperatorFunction, pipe } from \"rxjs\"\nimport {\n  distinctUntilKeyChanged,\n  map,\n  switchMap\n} from \"rxjs/operators\"\n\nimport { WorkerHandler, setToggle } from \"browser\"\nimport {\n  SearchMessage,\n  SearchMessageType,\n  SearchQueryMessage,\n  SearchTransformFn\n} from \"integrations\"\n\nimport { watchSearchQuery } from \"../react\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Search query\n */\nexport interface SearchQuery {\n  value: string                        /* Query value */\n  focus: boolean                       /* Query focus */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  transform?: SearchTransformFn        /* Transformation function */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount search query from source observable\n *\n * @param handler - Worker handler\n * @param options - Options\n *\n * @return Operator function\n */\nexport function mountSearchQuery(\n  { tx$ }: WorkerHandler<SearchMessage>, options: MountOptions = {}\n): OperatorFunction<HTMLInputElement, SearchQuery> {\n  return pipe(\n    switchMap(el => {\n      const query$ = watchSearchQuery(el, options)\n\n      /* Subscribe worker to search query */\n      query$\n        .pipe(\n          distinctUntilKeyChanged(\"value\"),\n          map(({ value }): SearchQueryMessage => ({\n            type: SearchMessageType.QUERY,\n            data: value\n          }))\n        )\n          .subscribe(tx$.next.bind(tx$))\n\n      /* Toggle search on focus */\n      query$\n        .pipe(\n          distinctUntilKeyChanged(\"focus\")\n        )\n          .subscribe(({ focus }) => {\n            if (focus)\n              setToggle(\"search\", focus)\n          })\n\n      /* Return search query */\n      return query$\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, combineLatest, fromEvent, merge } from \"rxjs\"\nimport {\n  delay,\n  distinctUntilChanged,\n  map,\n  startWith\n} from \"rxjs/operators\"\n\nimport { watchElementFocus } from \"browser\"\nimport { SearchTransformFn, defaultTransform } from \"integrations\"\n\nimport { SearchQuery } from \"../_\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch options\n */\ninterface WatchOptions {\n  transform?: SearchTransformFn        /* Transformation function */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch search query\n *\n * Note that the focus event which triggers re-reading the current query value\n * is delayed by `1ms` so the input's empty state is allowed to propagate.\n *\n * @param el - Search query element\n * @param options - Options\n *\n * @return Search query observable\n */\nexport function watchSearchQuery(\n  el: HTMLInputElement, { transform }: WatchOptions = {}\n): Observable<SearchQuery> {\n  const fn = transform || defaultTransform\n\n  /* Intercept keyboard events */\n  const value$ = merge(\n    fromEvent(el, \"keyup\"),\n    fromEvent(el, \"focus\").pipe(delay(1))\n  )\n    .pipe(\n      map(() => fn(el.value)),\n      startWith(fn(el.value)),\n      distinctUntilChanged()\n    )\n\n  /* Intercept focus events */\n  const focus$ = watchElementFocus(el)\n\n  /* Combine into single observable */\n  return combineLatest([value$, focus$])\n    .pipe(\n      map(([value, focus]) => ({ value, focus }))\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { OperatorFunction, pipe } from \"rxjs\"\nimport {\n  mapTo,\n  startWith,\n  switchMap,\n  switchMapTo,\n  tap\n} from \"rxjs/operators\"\n\nimport { setElementFocus } from \"browser\"\n\nimport { useComponent } from \"../../../_\"\nimport { watchSearchReset } from \"../react\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount search reset from source observable\n *\n * @return Operator function\n */\nexport function mountSearchReset(): OperatorFunction<HTMLElement, void> {\n  return pipe(\n    switchMap(el => watchSearchReset(el)\n      .pipe(\n        switchMapTo(useComponent(\"search-query\")),\n        tap(setElementFocus),\n        mapTo(undefined)\n      )\n    ),\n    startWith(undefined)\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent } from \"rxjs\"\nimport { mapTo } from \"rxjs/operators\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch search reset\n *\n * @param el - Search reset element\n *\n * @return Search reset observable\n */\nexport function watchSearchReset(\n  el: HTMLElement\n): Observable<void> {\n  return fromEvent(el, \"click\")\n    .pipe(\n      mapTo(undefined)\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { translate } from \"utilities\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set number of search results\n *\n * @param el - Search result metadata element\n * @param value - Number of results\n */\nexport function setSearchResultMeta(\n  el: HTMLElement, value: number\n): void {\n  switch (value) {\n\n    /* No results */\n    case 0:\n      el.textContent = translate(\"search.result.none\")\n      break\n\n    /* One result */\n    case 1:\n      el.textContent = translate(\"search.result.one\")\n      break\n\n    /* Multiple result */\n    default:\n      el.textContent = translate(\"search.result.other\", value)\n  }\n}\n\n/**\n * Reset number of search results\n *\n * @param el - Search result metadata element\n */\nexport function resetSearchResultMeta(\n  el: HTMLElement\n): void {\n  el.textContent = translate(\"search.result.placeholder\")\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Add an element to the search result list\n *\n * @param el - Search result list element\n * @param child - Search result element\n */\nexport function addToSearchResultList(\n  el: HTMLElement, child: Element\n): void {\n  el.appendChild(child)\n}\n\n/**\n * Reset search result list\n *\n * @param el - Search result list element\n */\nexport function resetSearchResultList(\n  el: HTMLElement\n): void {\n  el.innerHTML = \"\"\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  MonoTypeOperatorFunction,\n  Observable,\n  animationFrameScheduler,\n  pipe\n} from \"rxjs\"\nimport {\n  finalize,\n  map,\n  mapTo,\n  observeOn,\n  scan,\n  switchMap,\n  withLatestFrom\n} from \"rxjs/operators\"\n\nimport { getElementOrThrow } from \"browser\"\nimport { SearchResult } from \"integrations/search\"\nimport { renderSearchResult } from \"templates\"\n\nimport { SearchQuery } from \"../../query\"\nimport {\n  addToSearchResultList,\n  resetSearchResultList,\n  resetSearchResultMeta,\n  setSearchResultMeta\n} from \"../set\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Apply options\n */\ninterface ApplyOptions {\n  query$: Observable<SearchQuery>     /* Search query observable */\n  ready$: Observable<boolean>         /* Search ready observable */\n  fetch$: Observable<boolean>         /* Result fetch observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Apply search results\n *\n * This function will perform a lazy rendering of the search results, depending\n * on the vertical offset of the search result container. When the scroll offset\n * reaches the bottom of the element, more results are fetched and rendered.\n *\n * @param el - Search result element\n * @param options - Options\n *\n * @return Operator function\n */\nexport function applySearchResult(\n  el: HTMLElement, { query$, ready$, fetch$ }: ApplyOptions\n): MonoTypeOperatorFunction<SearchResult[]> {\n  const list = getElementOrThrow(\".md-search-result__list\", el)\n  const meta = getElementOrThrow(\".md-search-result__meta\", el)\n  return pipe(\n\n    /* Apply search result metadata */\n    withLatestFrom(query$, ready$),\n    map(([result, query]) => {\n      if (query.value) {\n        setSearchResultMeta(meta, result.length)\n      } else {\n        resetSearchResultMeta(meta)\n      }\n      return result\n    }),\n\n    /* Apply search result list */\n    switchMap(result => {\n      const thresholds = [...result.map(([best]) => best.score), 0]\n      return fetch$\n        .pipe(\n\n          /* Defer repaint to next animation frame */\n          observeOn(animationFrameScheduler),\n          scan(index => {\n            const container = el.parentElement!\n            while (index < result.length) {\n              addToSearchResultList(list, renderSearchResult(\n                result[index++], thresholds[index]\n              ))\n              if (container.scrollHeight - container.offsetHeight > 16)\n                break\n            }\n            return index\n          }, 0),\n\n          /* Re-map to search result */\n          mapTo(result),\n\n          /* Reset on complete or error */\n          finalize(() => {\n            resetSearchResultList(list)\n          })\n        )\n      }\n    )\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, OperatorFunction, pipe } from \"rxjs\"\nimport {\n  distinctUntilChanged,\n  filter,\n  map,\n  mapTo,\n  startWith,\n  switchMap\n} from \"rxjs/operators\"\n\nimport { WorkerHandler, watchElementOffset } from \"browser\"\nimport {\n  SearchMessage,\n  SearchResult,\n  isSearchReadyMessage,\n  isSearchResultMessage\n} from \"integrations\"\n\nimport { SearchQuery } from \"../../query\"\nimport { applySearchResult } from \"../react\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  query$: Observable<SearchQuery>      /* Search query observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount search result from source observable\n *\n * @param handler - Worker handler\n * @param options - Options\n *\n * @return Operator function\n */\nexport function mountSearchResult(\n  { rx$ }: WorkerHandler<SearchMessage>, { query$ }: MountOptions\n): OperatorFunction<HTMLElement, SearchResult[]> {\n  return pipe(\n    switchMap(el => {\n      const container = el.parentElement!\n\n      /* Compute if search is ready */\n      const ready$ = rx$\n        .pipe(\n          filter(isSearchReadyMessage),\n          mapTo(true)\n        )\n\n      /* Compute whether there are more search results to fetch */\n      const fetch$ = watchElementOffset(container)\n        .pipe(\n          map(({ y }) => {\n            return y >= container.scrollHeight - container.offsetHeight - 16\n          }),\n          distinctUntilChanged(),\n          filter(Boolean)\n        )\n\n      /* Apply search results */\n      return rx$\n        .pipe(\n          filter(isSearchResultMessage),\n          map(({ data }) => data),\n          applySearchResult(el, { query$, ready$, fetch$ }),\n          startWith([])\n        )\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, OperatorFunction, combineLatest, pipe } from \"rxjs\"\nimport {\n  distinctUntilChanged,\n  filter,\n  map,\n  startWith,\n  switchMap,\n  zipWith\n} from \"rxjs/operators\"\n\nimport {\n  Viewport,\n  getElement,\n  watchViewportAt\n} from \"browser\"\n\nimport { useComponent } from \"../../_\"\nimport {\n  applyHeaderType,\n  watchHeader\n} from \"../react\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Header type\n */\nexport type HeaderType =\n  | \"site\"                             /* Header shows site title */\n  | \"page\"                             /* Header shows page title */\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Header\n */\nexport interface Header {\n  type: HeaderType                     /* Header type */\n  sticky: boolean                      /* Header stickyness */\n  height: number                       /* Header visible height */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  document$: Observable<Document>      /* Document observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount header from source observable\n *\n * @param options - Options\n *\n * @return Operator function\n */\nexport function mountHeader(\n  { document$, viewport$ }: MountOptions\n): OperatorFunction<HTMLElement, Header> {\n  return pipe(\n    switchMap(el => {\n      const header$ = watchHeader(el, { document$ })\n\n      /* Compute whether the header should switch to page header */\n      const type$ = useComponent(\"main\")\n        .pipe(\n          map(main => getElement(\"h1, h2, h3, h4, h5, h6\", main)!),\n          filter(hx => typeof hx !== \"undefined\"),\n          zipWith(useComponent(\"header-title\")),\n          switchMap(([hx, title]) => watchViewportAt(hx, { header$, viewport$ })\n            .pipe(\n              map(({ offset: { y } }) => {\n                return y >= hx.offsetHeight ? \"page\" : \"site\"\n              }),\n              distinctUntilChanged(),\n              applyHeaderType(title)\n            )\n          ),\n          startWith<HeaderType>(\"site\")\n        )\n\n      /* Combine into single observable */\n      return combineLatest([header$, type$])\n        .pipe(\n          map(([header, type]): Header => ({ type, ...header }))\n        )\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  MonoTypeOperatorFunction,\n  Observable,\n  animationFrameScheduler,\n  of,\n  pipe\n} from \"rxjs\"\nimport {\n  distinctUntilChanged,\n  finalize,\n  map,\n  observeOn,\n  shareReplay,\n  switchMap,\n  tap\n} from \"rxjs/operators\"\n\nimport { watchElementSize } from \"browser\"\n\nimport { Header, HeaderType } from \"../_\"\nimport {\n  resetHeaderTitleActive,\n  setHeaderTitleActive\n} from \"../set\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch options\n */\ninterface WatchOptions {\n  document$: Observable<Document>      /* Document observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch header\n *\n * @param el - Header element\n *\n * @return Header observable\n */\nexport function watchHeader(\n  el: HTMLElement, { document$ }: WatchOptions\n): Observable<Omit<Header, \"type\">> {\n  return document$\n    .pipe(\n      map(() => {\n        const styles = getComputedStyle(el)\n        return [\n          \"sticky\",                    /* Modern browsers */\n          \"-webkit-sticky\"             /* Safari */\n        ].includes(styles.position)\n      }),\n      distinctUntilChanged(),\n      switchMap(sticky => {\n        if (sticky) {\n          return watchElementSize(el)\n            .pipe(\n              map(({ height }) => ({\n                sticky: true,\n                height\n              }))\n            )\n        } else {\n          return of({\n            sticky: false,\n            height: 0\n          })\n        }\n      }),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Apply header title type\n *\n * @param el - Header title element\n *\n * @return Operator function\n */\nexport function applyHeaderType(\n  el: HTMLElement\n): MonoTypeOperatorFunction<HeaderType> {\n  return pipe(\n\n    /* Defer repaint to next animation frame */\n    observeOn(animationFrameScheduler),\n    tap(type => {\n      setHeaderTitleActive(el, type === \"page\")\n    }),\n\n    /* Reset on complete or error */\n    finalize(() => {\n      resetHeaderTitleActive(el)\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set header title active\n *\n * @param el - Header title element\n * @param value - Whether the title is shown\n */\nexport function setHeaderTitleActive(\n  el: HTMLElement, value: boolean\n): void {\n  el.setAttribute(\"data-md-state\", value ? \"active\" : \"\")\n}\n\n/**\n * Reset header title active\n *\n * @param el - Header title element\n */\nexport function resetHeaderTitleActive(\n  el: HTMLElement\n): void {\n  el.removeAttribute(\"data-md-state\")\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  Observable,\n  OperatorFunction,\n  Subject,\n  noop,\n  pipe\n} from \"rxjs\"\nimport {\n  distinctUntilKeyChanged,\n  finalize,\n  switchMap,\n  tap\n} from \"rxjs/operators\"\n\nimport { Viewport } from \"browser\"\n\nimport { useComponent } from \"../../_\"\nimport { Header } from \"../../header\"\nimport {\n  applyHeaderShadow,\n  watchMain\n} from \"../react\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Main area\n */\nexport interface Main {\n  offset: number                       /* Main area top offset */\n  height: number                       /* Main area visible height */\n  active: boolean                      /* Scrolled past top offset */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  header$: Observable<Header>          /* Header observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount main area from source observable\n *\n * The header must be connected to the main area observable outside of the\n * operator function, as the header will persist in-between document switches\n * while the main area is replaced. However, the header observable must be\n * passed to this function, so we connect both via a long-living subject.\n *\n * @param options - Options\n *\n * @return Operator function\n */\nexport function mountMain(\n  { header$, viewport$ }: MountOptions\n): OperatorFunction<HTMLElement, Main> {\n  const main$ = new Subject<Main>()\n\n  /* Connect to main area observable via long-living subject */\n  useComponent(\"header\")\n    .pipe(\n      switchMap(header => main$\n        .pipe(\n          distinctUntilKeyChanged(\"active\"),\n          applyHeaderShadow(header)\n        )\n      )\n    )\n      .subscribe(noop)\n\n  /* Return operator */\n  return pipe(\n    switchMap(el => watchMain(el, { header$, viewport$ })),\n    tap(main => main$.next(main)),\n    finalize(() => main$.complete())\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  MonoTypeOperatorFunction,\n  Observable,\n  animationFrameScheduler,\n  combineLatest,\n  pipe\n} from \"rxjs\"\nimport {\n  distinctUntilChanged,\n  distinctUntilKeyChanged,\n  finalize,\n  map,\n  observeOn,\n  switchMap,\n  tap\n} from \"rxjs/operators\"\n\nimport { Viewport, watchElementSize } from \"browser\"\n\nimport { Header } from \"../../header\"\nimport { Main } from \"../_\"\nimport {\n  resetHeaderShadow,\n  setHeaderShadow\n} from \"../set\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch options\n */\ninterface WatchOptions {\n  header$: Observable<Header>          /* Header observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Watch main area\n *\n * This function returns an observable that computes the visual parameters of\n * the main area which depends on the viewport vertical offset and height, as\n * well as the height of the header element, if the header is fixed.\n *\n * @param el - Main area element\n * @param options - Options\n *\n * @return Main area observable\n */\nexport function watchMain(\n  el: HTMLElement, { header$, viewport$ }: WatchOptions\n): Observable<Main> {\n\n  /* Compute necessary adjustment for header */\n  const adjust$ = header$\n    .pipe(\n      map(({ height }) => height),\n      distinctUntilChanged()\n    )\n\n  /* Compute the main area's top and bottom borders */\n  const border$ = adjust$\n    .pipe(\n      switchMap(() => watchElementSize(el)\n        .pipe(\n          map(({ height }) => ({\n            top:    el.offsetTop,\n            bottom: el.offsetTop + height\n          })),\n          distinctUntilKeyChanged(\"bottom\")\n        )\n      )\n    )\n\n  /* Compute the main area's offset, visible height and if we scrolled past */\n  return combineLatest([adjust$, border$, viewport$])\n    .pipe(\n      map(([header, { top, bottom }, { offset: { y }, size: { height } }]) => {\n        height = Math.max(0, height\n          - Math.max(0, top    - y,  header)\n          - Math.max(0, height + y - bottom)\n        )\n        return {\n          offset: top - header,\n          height,\n          active: top - header <= y\n        }\n      }),\n      distinctUntilChanged<Main>((a, b) => {\n        return a.offset === b.offset\n            && a.height === b.height\n            && a.active === b.active\n      })\n    )\n}\n\n/* ------------------------------------------------------------------------- */\n\n/**\n * Apply header shadow\n *\n * @param el - Header element\n *\n * @return Operator function\n */\nexport function applyHeaderShadow(\n  el: HTMLElement\n): MonoTypeOperatorFunction<Main> {\n  return pipe(\n\n    /* Defer repaint to next animation frame */\n    observeOn(animationFrameScheduler),\n    tap(({ active }) => {\n      setHeaderShadow(el, active)\n    }),\n\n    /* Reset on complete or error */\n    finalize(() => {\n      resetHeaderShadow(el)\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set header shadow\n *\n * @param el - Header element\n * @param value - Whether the shadow is shown\n */\nexport function setHeaderShadow(\n  el: HTMLElement, value: boolean\n): void {\n  el.setAttribute(\"data-md-state\", value ? \"shadow\" : \"\")\n}\n\n/**\n * Reset header shadow\n *\n * @param el - Header element\n */\nexport function resetHeaderShadow(\n  el: HTMLElement\n): void {\n  el.removeAttribute(\"data-md-state\")\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, OperatorFunction, of, pipe } from \"rxjs\"\nimport {\n  distinctUntilKeyChanged,\n  map,\n  switchMap\n} from \"rxjs/operators\"\n\nimport { Viewport, watchViewportAt } from \"browser\"\n\nimport { Header } from \"../../header\"\nimport { applyTabs } from \"../react\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Tabs\n */\nexport interface Tabs {\n  hidden: boolean                      /* Whether the tabs are hidden */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  header$: Observable<Header>          /* Header observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n  screen$: Observable<boolean>         /* Media screen observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount tabs from source observable\n *\n * @param options - Options\n *\n * @return Operator function\n */\nexport function mountTabs(\n  { header$, viewport$, screen$ }: MountOptions\n): OperatorFunction<HTMLElement, Tabs> {\n  return pipe(\n    switchMap(el => screen$\n      .pipe(\n        switchMap(screen => {\n\n          /* [screen +]: Mount tabs above screen breakpoint */\n          if (screen) {\n            return watchViewportAt(el, { header$, viewport$ })\n              .pipe(\n                map(({ offset: { y } }) => ({ hidden: y >= 10 })),\n                distinctUntilKeyChanged(\"hidden\"),\n                applyTabs(el)\n              )\n\n          /* [screen -]: Unmount tabs below screen breakpoint */\n          } else {\n            return of({ hidden: true })\n          }\n        })\n      )\n    )\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport {\n  MonoTypeOperatorFunction,\n  animationFrameScheduler,\n  pipe\n} from \"rxjs\"\nimport { finalize, observeOn, tap } from \"rxjs/operators\"\n\nimport { Tabs } from \"../_\"\nimport {\n  resetTabsHidden,\n  setTabsHidden\n} from \"../set\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Apply tabs\n *\n * @param el - Tabs element\n *\n * @return Operator function\n */\nexport function applyTabs(\n  el: HTMLElement\n): MonoTypeOperatorFunction<Tabs> {\n  return pipe(\n\n    /* Defer repaint to next animation frame */\n    observeOn(animationFrameScheduler),\n    tap(({ hidden }) => {\n      setTabsHidden(el, hidden)\n    }),\n\n    /* Reset on complete or error */\n    finalize(() => {\n      resetTabsHidden(el)\n    })\n  )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Set tabs hidden\n *\n * @param el - Tabs element\n * @param value - Whether the element is hidden\n */\nexport function setTabsHidden(\n  el: HTMLElement, value: boolean\n): void {\n  el.setAttribute(\"data-md-state\", value ? \"hidden\" : \"\")\n}\n\n/**\n * Reset tabs hidden\n *\n * @param el - Tabs element\n */\nexport function resetTabsHidden(\n  el: HTMLElement\n): void {\n  el.removeAttribute(\"data-md-state\")\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { NEVER, Observable, fromEvent, iif, merge } from \"rxjs\"\nimport { map, mapTo, shareReplay, switchMap } from \"rxjs/operators\"\n\nimport { getElements } from \"browser\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch options\n */\ninterface PatchOptions {\n  document$: Observable<Document>      /* Document observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Check whether the given device is an Apple device\n *\n * @return Test result\n */\nfunction isAppleDevice(): boolean {\n  return /(iPad|iPhone|iPod)/.test(navigator.userAgent)\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch all elements with `data-md-scrollfix` attributes\n *\n * This is a year-old patch which ensures that overflow scrolling works at the\n * top and bottom of containers on iOS by ensuring a `1px` scroll offset upon\n * the start of a touch event.\n *\n * @see https://bit.ly/2SCtAOO - Original source\n *\n * @param options - Options\n */\nexport function patchScrollfix(\n  { document$ }: PatchOptions\n): void {\n  const els$ = document$\n    .pipe(\n      map(() => getElements(\"[data-md-scrollfix]\")),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n\n  /* Remove marker attribute, so we'll only add the fix once */\n  els$.subscribe(els => {\n    for (const el of els)\n      el.removeAttribute(\"data-md-scrollfix\")\n  })\n\n  /* Patch overflow scrolling on touch start */\n  iif(isAppleDevice, els$, NEVER)\n    .pipe(\n      switchMap(els => merge(...els.map(el => (\n        fromEvent(el, \"touchstart\")\n          .pipe(\n            mapTo(el)\n          )\n      ))))\n    )\n      .subscribe(el => {\n        const top = el.scrollTop\n\n        /* We're at the top of the container */\n        if (top === 0) {\n          el.scrollTop = 1\n\n        /* We're at the bottom of the container */\n        } else if (top + el.offsetHeight === el.scrollHeight) {\n          el.scrollTop = top - 1\n        }\n      })\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { NEVER, Observable } from \"rxjs\"\nimport { catchError, map, switchMap } from \"rxjs/operators\"\n\nimport { getElementOrThrow, getElements } from \"browser\"\nimport { renderSource } from \"templates\"\nimport { cache, hash } from \"utilities\"\n\nimport { fetchSourceFactsFromGitHub } from \"./github\"\nimport { fetchSourceFactsFromGitLab } from \"./gitlab\"\n\n/* ----------------------------------------------------------------------------\n * Types\n * ------------------------------------------------------------------------- */\n\n/**\n * Source facts\n */\nexport type SourceFacts = string[]\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch options\n */\ninterface PatchOptions {\n  document$: Observable<Document>      /* Document observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Helper functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Fetch source facts\n *\n * @param url - Source repository URL\n *\n * @return Source facts observable\n */\nfunction fetchSourceFacts(\n  url: string\n): Observable<SourceFacts> {\n  const [type] = url.match(/(git(?:hub|lab))/i) || []\n  switch (type.toLowerCase()) {\n\n    /* GitHub repository */\n    case \"github\":\n      const [, user, repo] = url.match(/^.+github\\.com\\/([^\\/]+)\\/?([^\\/]+)?/i)\n      return fetchSourceFactsFromGitHub(user, repo)\n\n    /* GitLab repository */\n    case \"gitlab\":\n      const [, base, slug] = url.match(/^.+?([^\\/]*gitlab[^\\/]+)\\/(.+?)\\/?$/i)\n      return fetchSourceFactsFromGitLab(base, slug)\n\n    /* Everything else */\n    default:\n      return NEVER\n  }\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch elements containing repository information\n *\n * This function will retrieve the URL from the repository link and try to\n * query data from integrated source code platforms like GitHub or GitLab.\n *\n * @param options - Options\n */\nexport function patchSource(\n  { document$ }: PatchOptions\n): void {\n  document$\n    .pipe(\n      map(() => getElementOrThrow<HTMLAnchorElement>(\".md-source[href]\")),\n      switchMap(({ href }) => (\n        cache(`${hash(href)}`, () => fetchSourceFacts(href))\n      )),\n      catchError(() => NEVER)\n    )\n      .subscribe(facts => {\n        for (const el of getElements(\".md-source__repository\")) {\n          if (!el.hasAttribute(\"data-md-state\")) {\n            el.setAttribute(\"data-md-state\", \"done\")\n            el.appendChild(renderSource(facts))\n          }\n        }\n      })\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Repo, User } from \"github-types\"\nimport { Observable, from } from \"rxjs\"\nimport { filter, map } from \"rxjs/operators\"\n\nimport { round } from \"utilities\"\n\nimport { SourceFacts } from \"..\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Fetch GitHub source facts\n *\n * @param user - GitHub user\n * @param repo - GitHub repository\n *\n * @return Source facts observable\n */\nexport function fetchSourceFactsFromGitHub(\n  user: string, repo?: string\n): Observable<SourceFacts> {\n  const url = typeof repo !== \"undefined\"\n    ? `https://api.github.com/repos/${user}/${repo}`\n    : `https://api.github.com/users/${user}`\n  return from(fetch(url).then(res => res.json()))\n    .pipe(\n      filter(({ status }) => status === 200),\n      map(({ response }) => {\n\n        /* GitHub repository */\n        if (typeof repo !== \"undefined\") {\n          const { stargazers_count, forks_count }: Repo = response\n          return [\n            `${round(stargazers_count || 0)} Stars`,\n            `${round(forks_count || 0)} Forks`\n          ]\n\n        /* GitHub user/organization */\n        } else {\n          const { public_repos }: User = response\n          return [\n            `${round(public_repos || 0)} Repositories`\n          ]\n        }\n      })\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { ProjectSchema } from \"gitlab\"\nimport { Observable, from } from \"rxjs\"\nimport { filter, map } from \"rxjs/operators\"\n\nimport { round } from \"utilities\"\n\nimport { SourceFacts } from \"..\"\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Fetch GitLab source facts\n *\n * @param base - GitLab base\n * @param project - GitLab project\n *\n * @return Source facts observable\n */\nexport function fetchSourceFactsFromGitLab(\n  base: string, project: string\n): Observable<SourceFacts> {\n  const url = `https://${base}/api/v4/projects/${encodeURIComponent(project)}`\n  return from(fetch(url).then(res => res.json()))\n    .pipe(\n      filter(({ status }) => status === 200),\n      map(({ response }) => response),\n      map(({ star_count, forks_count }: ProjectSchema) => ([\n        `${round(star_count)} Stars`,\n        `${round(forks_count)} Forks`\n      ]))\n    )\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\n// DISCLAIMER: this file is still WIP. There're some refactoring opportunities\n// which must be tackled after we gathered some feedback on v5.\n// tslint:disable\n\nimport \"focus-visible\"\n\nimport {\n  merge,\n  combineLatest,\n  animationFrameScheduler,\n  fromEvent,\n  from,\n  defer,\n  of,\n  NEVER\n} from \"rxjs\"\nimport {\n  delay,\n  switchMap,\n  tap,\n  filter,\n  withLatestFrom,\n  observeOn,\n  take,\n  shareReplay,\n  catchError,\n  map\n} from \"rxjs/operators\"\n\nimport {\n  watchToggle,\n  setToggle,\n  getElements,\n  watchMedia,\n  watchDocument,\n  watchLocation,\n  watchLocationHash,\n  watchViewport,\n  isLocalLocation,\n  setLocationHash,\n  watchLocationBase\n} from \"browser\"\nimport {\n  mountHeader,\n  mountMain,\n  mountNavigation,\n  mountSearch,\n  mountTableOfContents,\n  mountTabs,\n  useComponent,\n  setupComponents,\n  mountSearchQuery,\n  mountSearchReset,\n  mountSearchResult\n} from \"components\"\nimport {\n  setupClipboard,\n  setupDialog,\n  setupKeyboard,\n  setupInstantLoading,\n  setupSearchWorker,\n  SearchIndex,\n  SearchIndexPipeline\n} from \"integrations\"\nimport {\n  patchCodeBlocks,\n  patchTables,\n  patchDetails,\n  patchScrollfix,\n  patchSource,\n  patchScripts\n} from \"patches\"\nimport { isConfig } from \"utilities\"\n\n/* ------------------------------------------------------------------------- */\n\n/* Denote that JavaScript is available */\ndocument.documentElement.classList.remove(\"no-js\")\ndocument.documentElement.classList.add(\"js\")\n\n/* Test for iOS */\nif (navigator.userAgent.match(/(iPad|iPhone|iPod)/g))\n  document.documentElement.classList.add(\"ios\")\n\n/**\n * Set scroll lock\n *\n * @param el - Scrollable element\n * @param value - Vertical offset\n */\nexport function setScrollLock(\n  el: HTMLElement, value: number\n): void {\n  el.setAttribute(\"data-md-state\", \"lock\")\n  el.style.top = `-${value}px`\n}\n\n/**\n * Reset scroll lock\n *\n * @param el - Scrollable element\n */\nexport function resetScrollLock(\n  el: HTMLElement\n): void {\n  const value = -1 * parseInt(el.style.top, 10)\n  el.removeAttribute(\"data-md-state\")\n  el.style.top = \"\"\n  if (value)\n    window.scrollTo(0, value)\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Initialize Material for MkDocs\n *\n * @param config - Configuration\n */\nexport function initialize(config: unknown) {\n  if (!isConfig(config))\n    throw new SyntaxError(`Invalid configuration: ${JSON.stringify(config)}`)\n\n  /* Set up subjects */\n  const document$ = watchDocument()\n  const location$ = watchLocation()\n\n  /* Set up user interface observables */\n  const base$     = watchLocationBase(config.base, { location$ })\n  const hash$     = watchLocationHash()\n  const viewport$ = watchViewport()\n  const tablet$   = watchMedia(\"(min-width: 960px)\")\n  const screen$   = watchMedia(\"(min-width: 1220px)\")\n\n  /* ----------------------------------------------------------------------- */\n\n  /* Set up component bindings */\n  setupComponents([\n    \"announce\",                        /* Announcement bar */\n    \"container\",                       /* Container */\n    \"header\",                          /* Header */\n    \"header-title\",                    /* Header title */\n    \"main\",                            /* Main area */\n    \"navigation\",                      /* Navigation */\n    \"search\",                          /* Search */\n    \"search-query\",                    /* Search input */\n    \"search-reset\",                    /* Search reset */\n    \"search-result\",                   /* Search results */\n    \"skip\",                            /* Skip link */\n    \"tabs\",                            /* Tabs */\n    \"toc\"                              /* Table of contents */\n  ], { document$ })\n\n  const keyboard$ = setupKeyboard()\n\n  // Hack: only make code blocks focusable on non-touch devices\n  if (matchMedia(\"(hover)\").matches)\n    patchCodeBlocks({ document$, viewport$ })\n  patchDetails({ document$, hash$ })\n  patchScripts({ document$ })\n  patchSource({ document$ })\n  patchTables({ document$ })\n\n  /* Force 1px scroll offset to trigger overflow scrolling */\n  patchScrollfix({ document$ })\n\n  /* Set up clipboard and dialog */\n  const dialog$ = setupDialog()\n  const clipboard$ = setupClipboard({ document$, dialog$ })\n\n  /* ----------------------------------------------------------------------- */\n\n  /* Create header observable */\n  const header$ = useComponent(\"header\")\n    .pipe(\n      mountHeader({ document$, viewport$ }),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n\n  const main$ = useComponent(\"main\")\n    .pipe(\n      mountMain({ header$, viewport$ }),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n\n  /* ----------------------------------------------------------------------- */\n\n  const navigation$ = useComponent(\"navigation\")\n    .pipe(\n      mountNavigation({ header$, main$, viewport$, screen$ }),\n      shareReplay({ bufferSize: 1, refCount: true }) // shareReplay because there might be late subscribers\n    )\n\n  const toc$ = useComponent(\"toc\")\n    .pipe(\n      mountTableOfContents({ header$, main$, viewport$, tablet$ }),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n\n  const tabs$ = useComponent(\"tabs\")\n    .pipe(\n      mountTabs({ header$, viewport$, screen$ }),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n\n  /* ----------------------------------------------------------------------- */\n\n  /* Search worker - only if search is present */\n  const worker$ = useComponent(\"search\")\n    .pipe(\n      switchMap(() => defer(() => {\n        const index = config.search && config.search.index\n          ? config.search.index\n          : undefined\n\n        /* Fetch index if it wasn't passed explicitly */\n        const index$ = (\n          typeof index !== \"undefined\"\n            ? from(index)\n            : base$\n                .pipe(\n                  switchMap(base => fetch(`${base}/search/search_index.json`, {\n                    credentials: \"same-origin\"\n                  }).then(res => res.json())) // SearchIndex\n                )\n        )\n\n        return of(setupSearchWorker(config.search.worker, {\n          base$, index$\n        }))\n      }))\n    )\n\n  /* ----------------------------------------------------------------------- */\n\n  /* Mount search query */\n  const search$ = worker$\n    .pipe(\n      switchMap(worker => {\n\n        const query$ = useComponent(\"search-query\")\n          .pipe(\n            mountSearchQuery(worker, { transform: config.search.transform }),\n            shareReplay({ bufferSize: 1, refCount: true })\n          )\n\n        /* Mount search reset */\n        const reset$ = useComponent(\"search-reset\")\n          .pipe(\n            mountSearchReset(),\n            shareReplay({ bufferSize: 1, refCount: true })\n          )\n\n        /* Mount search result */\n        const result$ = useComponent(\"search-result\")\n          .pipe(\n            mountSearchResult(worker, { query$ }),\n            shareReplay({ bufferSize: 1, refCount: true })\n          )\n\n        return useComponent(\"search\")\n          .pipe(\n            mountSearch(worker, { query$, reset$, result$ }),\n          )\n      }),\n      catchError(() => {\n        useComponent(\"search\")\n          .subscribe(el => el.hidden = true) // TODO: Hack\n        return NEVER\n      }),\n      shareReplay({ bufferSize: 1, refCount: true })\n    )\n\n  /* ----------------------------------------------------------------------- */\n\n  // // put into search...\n  hash$\n    .pipe(\n      tap(() => setToggle(\"search\", false)),\n      delay(125), // ensure that it runs after the body scroll reset...\n    )\n      .subscribe(hash => setLocationHash(`#${hash}`))\n\n  // TODO: scroll restoration must be centralized\n  combineLatest([\n    watchToggle(\"search\"),\n    tablet$,\n  ])\n    .pipe(\n      withLatestFrom(viewport$),\n      switchMap(([[toggle, tablet], { offset: { y }}]) => {\n        const active = toggle && !tablet\n        return document$\n          .pipe(\n            delay(active ? 400 : 100),\n            observeOn(animationFrameScheduler),\n            tap(({ body }) => active\n              ? setScrollLock(body, y)\n              : resetScrollLock(body)\n            )\n          )\n      })\n    )\n      .subscribe()\n\n  /* ----------------------------------------------------------------------- */\n\n  /* Always close drawer on click */\n  fromEvent<MouseEvent>(document.body, \"click\")\n    .pipe(\n      filter(ev => !(ev.metaKey || ev.ctrlKey)),\n      filter(ev => {\n        if (ev.target instanceof HTMLElement) {\n          const el = ev.target.closest(\"a\") // TODO: abstract as link click?\n          if (el && isLocalLocation(el)) {\n            return true\n          }\n        }\n        return false\n      })\n    )\n      .subscribe(() => {\n        setToggle(\"drawer\", false)\n      })\n\n  /* Enable instant loading, if not on file:// protocol */\n  if (\n    config.features.includes(\"navigation.instant\") &&\n    location.protocol !== \"file:\"\n  ) {\n    const dom = new DOMParser()\n\n    /* Fetch sitemap and extract URL whitelist */\n    base$\n      .pipe(\n        switchMap(base => from(fetch(`${base}/sitemap.xml`)\n          .then(res => res.text())\n          .then(text => dom.parseFromString(text, \"text/xml\"))\n        )),\n        withLatestFrom(base$),\n        map(([document, base]) => {\n          const urls = getElements(\"loc\", document)\n            .map(node => node.textContent!)\n\n          // Hack: This is a temporary fix to normalize instant loading lookup\n          // on localhost and Netlify previews. If this approach proves to be\n          // suitable, we'll refactor URL whitelisting anyway. We take the two\n          // shortest URLs and determine the common prefix to isolate the\n          // domain. If there're no two domains, we just leave it as-is, as\n          // there isn't anything to be loaded anway.\n          if (urls.length > 1) {\n            const [a, b] = urls.sort((a, b) => a.length - b.length)\n\n            /* Determine common prefix */\n            let index = 0\n            if (a === b)\n              index = a.length\n            else\n              while (a.charAt(index) === b.charAt(index))\n                index++\n\n            /* Replace common prefix (i.e. base) with effective base */\n            for (let i = 0; i < urls.length; i++)\n              urls[i] = urls[i].replace(a.slice(0, index), `${base}/`)\n          }\n          return urls\n        })\n      )\n        .subscribe(urls => {\n          setupInstantLoading(urls, { document$, location$, viewport$ })\n        })\n  }\n\n  /* ----------------------------------------------------------------------- */\n\n  /* Unhide permalinks on first tab */\n  keyboard$\n    .pipe(\n      filter(key => key.mode === \"global\" && key.type === \"Tab\"),\n      take(1)\n    )\n      .subscribe(() => {\n        for (const link of getElements(\".headerlink\"))\n          link.style.visibility = \"visible\"\n      })\n\n  /* ----------------------------------------------------------------------- */\n\n  const state = {\n\n    /* Browser observables */\n    document$,\n    location$,\n    viewport$,\n\n    /* Component observables */\n    header$,\n    main$,\n    navigation$,\n    search$,\n    tabs$,\n    toc$,\n\n    /* Integration observables */\n    clipboard$,\n    keyboard$,\n    dialog$\n  }\n\n  /* Subscribe to all observables */\n  merge(...Object.values(state))\n    .subscribe()\n  return state\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, combineLatest } from \"rxjs\"\nimport { distinctUntilKeyChanged, map } from \"rxjs/operators\"\n\nimport { Viewport, getElements } from \"browser\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  document$: Observable<Document>      /* Document observable */\n  viewport$: Observable<Viewport>      /* Viewport observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch all `code` elements\n *\n * This function will make overflowing code blocks focusable via keyboard, so\n * they can be scrolled without a mouse.\n *\n * @param options - Options\n */\nexport function patchCodeBlocks(\n  { document$, viewport$ }: MountOptions\n): void {\n  const els$ = document$\n    .pipe(\n      map(() => getElements<HTMLTableElement>(\"pre > code\"))\n    )\n\n  /* Observe viewport size only */\n  const size$ = viewport$\n    .pipe(\n      distinctUntilKeyChanged(\"size\")\n    )\n\n  /* Make overflowing elements focusable */\n  combineLatest([els$, size$])\n    .subscribe(([els]) => {\n      for (const el of els) {\n        if (el.scrollWidth > el.clientWidth)\n          el.setAttribute(\"tabindex\", \"0\")\n        else\n          el.removeAttribute(\"tabindex\")\n      }\n    })\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable, fromEvent, merge } from \"rxjs\"\nimport {\n  filter,\n  map,\n  switchMapTo,\n  tap\n} from \"rxjs/operators\"\n\nimport {\n  getElement,\n  getElements,\n  watchMedia\n} from \"browser\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch options\n */\ninterface PatchOptions {\n  document$: Observable<Document>      /* Document observable */\n  hash$: Observable<string>            /* Location hash observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch all `details` elements\n *\n * This function will ensure that all `details` tags are opened prior to\n * printing, so the whole content of the page is included, and on anchor jumps.\n *\n * @param options - Options\n */\nexport function patchDetails(\n  { document$, hash$ }: PatchOptions\n): void {\n  const els$ = document$\n    .pipe(\n      map(() => getElements<HTMLDetailsElement>(\"details\"))\n    )\n\n  /* Open all details before printing */\n  merge(\n    watchMedia(\"print\").pipe(filter(Boolean)),  /* Webkit */\n    fromEvent(window, \"beforeprint\")            /* IE, FF */\n  )\n    .pipe(\n      switchMapTo(els$)\n    )\n      .subscribe(els => {\n        for (const el of els)\n          el.setAttribute(\"open\", \"\")\n      })\n\n  /* Open parent details and fix anchor jump */\n  hash$\n    .pipe(\n      map(id => getElement(`[id=\"${id}\"]`)!),\n      filter(el => typeof el !== \"undefined\"),\n      tap(el => {\n        const details = el.closest(\"details\")\n        if (details && !details.open)\n          details.setAttribute(\"open\", \"\")\n      })\n    )\n      .subscribe(el => el.scrollIntoView())\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { EMPTY, Observable, noop, of } from \"rxjs\"\nimport {\n  concatMap,\n  map,\n  skip,\n  switchMap,\n  withLatestFrom\n} from \"rxjs/operators\"\n\nimport {\n  createElement,\n  getElements,\n  replaceElement\n} from \"browser\"\nimport { useComponent } from \"components\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch options\n */\ninterface PatchOptions {\n  document$: Observable<Document>      /* Document observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch all `script` elements\n *\n * This function must be run after a document switch, which means the first\n * emission must be ignored.\n *\n * @param options - Options\n */\nexport function patchScripts(\n  { document$ }: PatchOptions\n): void {\n  const els$ = document$\n    .pipe(\n      skip(1),\n      withLatestFrom(useComponent(\"container\")),\n      map(([, el]) => getElements<HTMLScriptElement>(\"script\", el))\n    )\n\n  /* Evaluate all scripts via replacement in order */\n  els$\n    .pipe(\n      switchMap(els => of(...els)),\n      concatMap(el => {\n        const script = createElement(\"script\")\n        if (el.src) {\n          script.src = el.src\n          replaceElement(el, script)\n\n          /* Complete when script is loaded */\n          return new Observable(observer => {\n            script.onload = () => observer.complete()\n          })\n\n        /* Complete immediately */\n        } else {\n          script.textContent = el.textContent!\n          replaceElement(el, script)\n          return EMPTY\n        }\n      })\n    )\n      .subscribe(noop)\n}\n","/*\n * Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>\n *\n * Permission is hereby granted, free of charge, to any person obtaining a copy\n * of this software and associated documentation files (the \"Software\"), to\n * deal in the Software without restriction, including without limitation the\n * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or\n * sell copies of the Software, and to permit persons to whom the Software is\n * furnished to do so, subject to the following conditions:\n *\n * The above copyright notice and this permission notice shall be included in\n * all copies or substantial portions of the Software.\n *\n * THE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE\n * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING\n * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS\n * IN THE SOFTWARE.\n */\n\nimport { Observable } from \"rxjs\"\nimport { map } from \"rxjs/operators\"\n\nimport {\n  createElement,\n  getElements,\n  replaceElement\n} from \"browser\"\nimport { renderTable } from \"templates\"\n\n/* ----------------------------------------------------------------------------\n * Helper types\n * ------------------------------------------------------------------------- */\n\n/**\n * Mount options\n */\ninterface MountOptions {\n  document$: Observable<Document>      /* Document observable */\n}\n\n/* ----------------------------------------------------------------------------\n * Functions\n * ------------------------------------------------------------------------- */\n\n/**\n * Patch all `table` elements\n *\n * This function will re-render all tables by wrapping them to improve overflow\n * scrolling on smaller screen sizes.\n *\n * @param options - Options\n */\nexport function patchTables(\n  { document$ }: MountOptions\n): void {\n  const sentinel = createElement(\"table\")\n  document$\n    .pipe(\n      map(() => getElements<HTMLTableElement>(\"table:not([class])\"))\n    )\n      .subscribe(els => {\n        for (const el of els) {\n          replaceElement(el, sentinel)\n          replaceElement(sentinel, renderTable(el))\n        }\n      })\n}\n"],"sourceRoot":""}