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e,r=n,i=r.subscriber,o=r.progressSubscriber,u=r.request;o&&o.error(t);try{e=new It(this,u)}catch(t){e=t}i.error(e)}if(t.ontimeout=n,n.request=e,n.subscriber=this,n.progressSubscriber=r,t.upload&&"withCredentials"in t){var i,o;if(r)i=function(t){i.progressSubscriber.next(t)},yt.a.XDomainRequest?t.onprogress=i:t.upload.onprogress=i,i.progressSubscriber=r;o=function(t){var e,r=o,n=r.progressSubscriber,i=r.subscriber,u=r.request;n&&n.error(t);try{e=new Ot("ajax error",this,u)}catch(t){e=t}i.error(e)},t.onerror=o,o.request=e,o.subscriber=this,o.progressSubscriber=r}function u(t){}function s(t){var e=s,r=e.subscriber,n=e.progressSubscriber,i=e.request;if(4===this.readyState){var o=1223===this.status?204:this.status,u="text"===this.responseType?this.response||this.responseText:this.response;if(0===o&&(o=u?200:0),o<400)n&&n.complete(),r.next(t),r.complete();else{n&&n.error(t);var c=void 0;try{c=new Ot("ajax error 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e=this.innerSubscription;e&&!e.closed||t.prototype._complete.call(this),this.unsubscribe()},e.prototype._unsubscribe=function(){this.innerSubscription=null},e.prototype.notifyComplete=function(e){this.destination.remove(e),this.innerSubscription=null,this.isStopped&&t.prototype._complete.call(this)},e.prototype.notifyNext=function(t,e,r,n,i){this.destination.next(e)},e}(at);function Ft(t,e){return function(r){return r.lift(new Yt(t,e))}}var Yt=function(){function t(t,e){this.compare=t,this.keySelector=e}return t.prototype.call=function(t,e){return e.subscribe(new zt(t,this.compare,this.keySelector))},t}(),zt=function(t){function e(e,r,n){var i=t.call(this,e)||this;return i.keySelector=n,i.hasKey=!1,"function"==typeof r&&(i.compare=r),i}return b(e,t),e.prototype.compare=function(t,e){return t===e},e.prototype._next=function(t){var e;try{var r=this.keySelector;e=r?r(t):t}catch(t){return this.destination.error(t)}var n=!1;if(this.hasKey)try{n=(0,this.compare)(this.key,e)}catch(t){return 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location.hash})),kt((function(t){return t.length>0})),qe())},media:{tablet$:He("(min-width: 960px)"),screen$:He("(min-width: 1220px)")},viewport:{offset$:dt(De,Le).pipe(G(Ve),xe(Ve()),be(1)),size$:Le.pipe(G(Ue),xe(Ue()),be(1))}},n=wn(Sn(t),2),i=n[0],o=n[1];(function(){var t=Ee(".md-source[href]");if(console.log(t),!t)return W;var e=sessionStorage.getItem("repository");if(e)return X(JSON.parse(e));function r(t){return t>999?(t/1e3).toFixed(1)+"k":""+t}var n=wn(t.href.match(/^.+github\.com\/([^\/]+)\/?([^\/]+)?.*$/i),3),i=n[1],o=n[2];return i&&o?Nt({url:"https://api.github.com/repos/"+i+"/"+o,responseType:"json"}).pipe(G((function(t){var e=t.status,n=t.response;if(200===e){var i=n.stargazers_count,o=n.forks_count;return[r(i)+" Stars",r(o)+" Forks"]}return[]})),Pt((function(t){return sessionStorage.setItem("repository",JSON.stringify(t))}))):i?Nt({url:"https://api.github.com/users/"+i,responseType:"json"}).pipe(G((function(t){var e=t.status,n=t.response;return 200===e?[r(n.public_repos)+" 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P(Lt((function(e){return void 0!==e[t]?X(e[t]):oe})))}(t))},a=c("header").pipe(Lt(fr));c("header").pipe(Lt((function(t){return v.pipe(function(t){return P(Xt("active"),le(Be),Pt((function(e){var r=e.active;!function(t,e){t.setAttribute("data-md-state",e?"shadow":"")}(t,r)})),Ge((function(){!function(t){t.removeAttribute("data-md-state")}(t)})))}(t))}))).subscribe();var f=i.pipe(kt(vn),Mt("data"),Pt((function(e){return e.forEach((function(e){e.article.location=t.base+"/"+e.article.location,e.sections.forEach((function(e){e.location=t.base+"/"+e.location}))}))}))),l=c("search-query").pipe(Lt((function(t){return Yr(t,{prepare:xn})})));l.pipe(G((function(t){return{type:hn.QUERY,data:t.value}})),Xt("data")).subscribe(o),l.pipe(Pt((function(t){t.focus&&sr(x,!0)}))).subscribe();var h,p,v=c("main").pipe(kr(r,{header$:a})),b=c("navigation").pipe(Ur(r,{main$:v})),m=c("toc").pipe(function(t,e){return P(Or(t.media.tablet$,(function(r){return dn(r,t,e)})),be(1))}(r,{header$:a,main$:v})),w=c("search-result").pipe(function(t,e){return P(Lt((function(r){return tn(r,t,e)})),be(1))}(r,{result$:f,query$:l.pipe(Xt("value"),Mt("value"))})),g=c("tabs").pipe(en(r,{header$:a})),_=c("hero").pipe(Ir(r,{header$:a})),x=(Ee("[data-md-toggle=drawer]"),Ee("[data-md-toggle=search]")),S=(h=x,ut(h,"change").pipe(G((function(){return h.checked})),xe(h.checked))).pipe(te(400)),E=c("search-reset").pipe(Lt(zr)),T=ut(window,"keydown").pipe(kt((function(t){return!(t.metaKey||t.ctrlKey)})));T.pipe(jr(S)).subscribe((function(t){return console.log("search mode",t)})),S.subscribe(console.log),T.pipe(jr((p=S,p.pipe(G((function(t){return!t})))))).subscribe((function(t){document.activeElement&&(["TEXTAREA","SELECT","INPUT"].includes(document.activeElement.tagName)||document.activeElement instanceof HTMLElement&&document.activeElement.isContentEditable)||70!==t.keyCode&&83!==t.keyCode||sr(x,!0)})),T.pipe(jr(S),Pt((function(t){if("Enter"===t.key&&(document.activeElement===Ee("[data-md-component=search-query]")?t.preventDefault():sr(x,!1)),"ArrowUp"===t.key||"ArrowDown"===t.key){var e=Te("[data-md-component=search-query], [data-md-component=search-result] [href]"),r=Math.max(0,e.findIndex((function(t){return t===document.activeElement})));e[Math.max(0,(r+e.length+(38===t.keyCode?-1:1))%e.length)].focus(),t.preventDefault(),t.stopPropagation()}else"Escape"===t.key||"Tab"===t.key?(sr(x,!1),Ee("[data-md-component=search-query]").blur()):x.checked&&document.activeElement!==Ee("[data-md-component=search-query]")&&Ee("[data-md-component=search-query]").focus()}))).subscribe(),dt(S.pipe(kt(u)),E).pipe(ie(c("search-query")),Pt((function(t){return t.focus()}))).subscribe(),dt(He("print").pipe(kt(u)),ut(window,"beforeprint")).subscribe((function(){var t=document.querySelectorAll("details");Array.prototype.forEach.call(t,(function(t){t.setAttribute("open","")}))}));var O={search:{query$:l,result$:w,reset$:E},main$:v,navigation$:b,toc$:m,tabs$:g,hero$:_},j=O.search,I=mn(O,["search"]);return dt.apply(void 0,gn(y(I),y(j))).subscribe(),{agent:r,state:O}}}]));
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