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T;return n.pipe(W("active"),zt(t),X(J)).subscribe(([{active:o},{hidden:i}])=>{o?Rn(e,i?"hidden":"shadow"):$n(e)}),r.subscribe(o=>n.next(o)),t.pipe(f(o=>N({ref:e},o)))}function Fi(e,{viewport$:t,header$:r}){return Mt(e,{header$:r,viewport$:t}).pipe(f(({offset:{y:n}})=>{let{height:o}=je(e);return{active:n>=o}}),W("active"))}function bo(e,t){var i;let r=new T;r.pipe(X(J)).subscribe(({active:a})=>{a?Pn(e,"active"):Dn(e)});let n=ee();((i=n.version)==null?void 0:i.provider)==="mike"&&Le(new URL("versions.json",n.base)).subscribe(a=>{ue(".md-header__topic",e).appendChild(io(a))});let o=oe("article h1");return typeof o=="undefined"?Z:Fi(o,t).pipe(I(r),V(()=>r.complete()),f(a=>N({ref:e},a)))}function vo(e,{viewport$:t,header$:r}){let n=r.pipe(f(({height:i})=>i),Q()),o=n.pipe(w(()=>ze(e).pipe(f(({height:i})=>({top:e.offsetTop,bottom:e.offsetTop+i})),W("bottom"))));return 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ye;(function(e){e[e.SETUP=0]="SETUP",e[e.READY=1]="READY",e[e.QUERY=2]="QUERY",e[e.RESULT=3]="RESULT"})(ye||(ye={}));function Eo(e){return e.type===1}function Oo(e){return e.type===2}function Lt(e){return e.type===3}function Di({config:e,docs:t,index:r}){e.lang.length===1&&e.lang[0]==="en"&&(e.lang=[K("search.config.lang")]),e.separator==="[\\s\\-]+"&&(e.separator=K("search.config.separator"));let n=K("search.config.pipeline").split(/\s*,\s*/).filter(Boolean);return{config:e,docs:t,index:r,pipeline:n}}function To(e,t){let r=ee(),n=new Worker(e),o=new T,i=On(n,{tx$:o}).pipe(f(a=>{if(Lt(a))for(let c of a.data)for(let u of c)u.location=`${r.base}/${u.location}`;return a}),re());return ve(t).pipe(f(a=>({type:ye.SETUP,data:Di(a)}))).subscribe(o.next.bind(o)),{tx$:o,rx$:i}}function Vi(e){let t=(__search==null?void 0:__search.transform)||wo,r=nn(e),n=C(O(e,"keyup"),O(e,"focus").pipe(Te(1))).pipe(f(()=>t(e.value)),Q());return B([n,r]).pipe(f(([o,i])=>({value:o,focus:i})))}function Mo(e,{tx$:t}){let r=new T;return r.pipe(W("value"),f(({value:n})=>({type:ye.QUERY,data:n}))).subscribe(t.next.bind(t)),r.pipe(W("focus")).subscribe(({focus:n})=>{n?(ke("search",n),Vn(e,"")):Un(e)}),O(e.form,"reset").pipe(Zr(r.pipe(Jr(1)))).subscribe(()=>Ae(e)),Vi(e).pipe(I(r),V(()=>r.complete()),f(n=>N({ref:e},n)))}function Ao(e,{rx$:t},{query$:r}){let n=new T,o=sn(e.parentElement).pipe(M(Boolean)),i=ue(":scope > :first-child",e);n.pipe(X(J),Me(r)).subscribe(([{data:u},{value:s}])=>{s?zn(i,u.length):Qn(i)});let a=ue(":scope > :last-child",e);return n.pipe(X(J),I(()=>Kn(a)),w(({data:u})=>C(j(...u.slice(0,10)),j(...u.slice(10)).pipe(Oe(4),tn(o),w(([s])=>j(...s)))))).subscribe(u=>{qn(a,ro(u))}),t.pipe(M(Lt),f(({data:u})=>({data:u})),U({data:[]})).pipe(I(n),V(()=>n.complete()),f(u=>N({ref:e},u)))}function Lo(e,{index$:t,keyboard$:r}){let 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