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t;t=this.tempSkipped.pop();)e=Qt(e,t.from,t.to);return e}changes(e,t){let{fragments:n,tree:i,treeLen:s,viewport:l,skipped:o}=this;if(this.takeTree(),!e.empty){let a=[];if(e.iterChangedRanges((h,f,d,g)=>a.push({fromA:h,toA:f,fromB:d,toB:g})),n=le.applyChanges(n,a),i=A.empty,s=0,l={from:e.mapPos(l.from,-1),to:e.mapPos(l.to,1)},this.skipped.length){o=[];for(let h of this.skipped){let f=e.mapPos(h.from,1),d=e.mapPos(h.to,-1);f<d&&o.push({from:f,to:d})}}}return new r(this.parser,t,n,i,s,l,o,this.scheduleOn)}updateViewport(e){if(this.viewport.from==e.from&&this.viewport.to==e.to)return!1;this.viewport=e;let t=this.skipped.length;for(let n=0;n<this.skipped.length;n++){let{from:i,to:s}=this.skipped[n];i<e.to&&s>e.from&&(this.fragments=Qt(this.fragments,i,s),this.skipped.splice(n--,1))}return this.skipped.length>=t?!1:(this.reset(),!0)}reset(){this.parse&&(this.takeTree(),this.parse=null)}skipUntilInView(e,t){this.skipped.push({from:e,to:t})}static getSkippingParser(e){return new class extends we{createParse(t,n,i){let s=i[0].from,l=i[i.length-1].to;return{parsedPos:s,advance(){let a=Se;if(a){for(let h of i)a.tempSkipped.push(h);e&&(a.scheduleOn=a.scheduleOn?Promise.all([a.scheduleOn,e]):e)}return this.parsedPos=l,new A(R.none,[],[],l-s)},stoppedAt:null,stopAt(){}}}}}isDone(e){e=Math.min(e,this.state.doc.length);let t=this.fragments;return this.treeLen>=e&&t.length&&t[0].from==0&&t[0].to>=e}static get(){return Se}};function Qt(r,e,t){return le.applyChanges(r,[{fromA:e,toA:t,fromB:e,toB:t}])}var Te=class r{constructor(e){this.context=e,this.tree=e.tree}apply(e){if(!e.docChanged&&this.tree==this.context.tree)return this;let t=this.context.changes(e.changes,e.state),n=this.context.treeLen==e.startState.doc.length?void 0:Math.max(e.changes.mapPos(this.context.treeLen),t.viewport.to);return t.work(20,n)||t.takeTree(),new r(t)}static init(e){let t=Math.min(3e3,e.doc.length),n=Ce.create(e.facet(te).parser,e,{from:0,to:t});return n.work(20,t)||n.takeTree(),new r(n)}};F.state=q$1.define({create:Te.init,update(r,e){for(let t of e.effects)if(t.is(F.setState))return t.value;return e.startState.facet(te)!=e.state.facet(te)?Te.init(e.state):r.apply(e)}});var fn=r=>{let e=setTimeout(()=>r(),500);return()=>clearTimeout(e)};typeof requestIdleCallback<`u`&&(fn=r=>{let e=-1,t=setTimeout(()=>{e=requestIdleCallback(r,{timeout:400})},100);return()=>e<0?clearTimeout(t):cancelIdleCallback(e)});var gt=typeof navigator<`u`&&!((pt=navigator.scheduling)===null||pt===void 0)&&pt.isInputPending?()=>navigator.scheduling.isInputPending():null;var un=N.fromClass(class{constructor(e){this.view=e,this.working=null,this.workScheduled=0,this.chunkEnd=-1,this.chunkBudget=-1,this.work=this.work.bind(this),this.scheduleWork()}update(e){let t=this.view.state.field(F.state).context;(t.updateViewport(e.view.viewport)||this.view.viewport.to>t.treeLen)&&this.scheduleWork(),(e.docChanged||e.selectionSet)&&(this.view.hasFocus&&(this.chunkBudget+=50),this.scheduleWork()),this.checkAsyncSchedule(t)}scheduleWork(){if(this.working)return;let{state:e}=this.view,t=e.field(F.state);(t.tree!=t.context.tree||!t.context.isDone(e.doc.length))&&(this.working=fn(this.work))}work(e){this.working=null;let t=Date.now();if(this.chunkEnd<t&&(this.chunkEnd<0||this.view.hasFocus)&&(this.chunkEnd=t+3e4,this.chunkBudget=3e3),this.chunkBudget<=0)return;let{state:n,viewport:{to:i}}=this.view,s=n.field(F.state);if(s.tree==s.context.tree&&s.context.isDone(i+1e5))return;let l=Date.now()+Math.min(this.chunkBudget,100,e&&!gt?Math.max(25,e.timeRemaining()-5):1e9),o=s.context.treeLen<i&&n.doc.length>i+1e3,a=s.context.work(()=>gt&&gt()||Date.now()>l,i+(o?0:1e5));this.chunkBudget-=Date.now()-t,(a||this.chunkBudget<=0)&&(s.context.takeTree(),this.view.dispatch({effects:F.setState.of(new Te(s.context))})),this.chunkBudget>0&&!(a&&!o)&&this.scheduleWork(),this.checkAsyncSchedule(s.context)}checkAsyncSchedule(e){e.scheduleOn&&(this.workScheduled++,e.scheduleOn.then(()=>this.scheduleWork()).catch(t=>Q(this.view.state,t)).then(()=>this.workScheduled--),e.scheduleOn=null)}destroy(){this.working&&this.working()}isWorking(){return!!(this.working||this.workScheduled>0)}},{eventHandlers:{focus(){this.scheduleWork()}}});var te=S.define({combine(r){return r.length?r[0]:null},enables:r=>[F.state,un,pt$1.contentAttributes.compute([r],e=>{let t=e.facet(r);return t&&t.name?{"data-language":t.name}:{}})]});var Xt=class{constructor(e,t=[]){this.language=e,this.support=t,this.extension=[e,t]}};var Yt=class r{constructor(e,t,n,i,s,l=void 0){this.name=e,this.alias=t,this.extensions=n,this.filename=i,this.loadFunc=s,this.support=l,this.loading=null}load(){return this.loading||(this.loading=this.loadFunc().then(e=>this.support=e,e=>{throw this.loading=null,e}))}static of(e){let{load:t,support:n}=e;if(!t){if(!n)throw new RangeError(`Must pass either 'load' or 'support' to LanguageDescription.of`);t=()=>Promise.resolve(n)}return new r(e.name,(e.alias||[]).concat(e.name).map(i=>i.toLowerCase()),e.extensions||[],e.filename,t,n)}static matchFilename(e,t){for(let i of e)if(i.filename&&i.filename.test(t))return i;let n=/\.([^.]+)$/.exec(t);if(n){for(let i of e)if(i.extensions.indexOf(n[1])>-1)return i}return null}static matchLanguageName(e,t,n=!0){t=t.toLowerCase();for(let i of e)if(i.alias.some(s=>s==t))return i;if(n)for(let i of e)for(let s of i.alias){let l=t.indexOf(s);if(l>-1&&(s.length>2||!/\w/.test(t[l-1])&&!/\w/.test(t[l+s.length])))return i}return null}};var Hn=S.define();var cn=S.define({combine:r=>{if(!r.length)return`  `;let e=r[0];if(!e||/\S/.test(e)||Array.from(e).some(t=>t!=e[0]))throw new Error(`Invalid indent unit: `+JSON.stringify(r[0]));return e}});function qe(r){let e=r.facet(cn);return e.charCodeAt(0)==9?r.tabSize*e.length:e.length}function dn(r,e){let t=``,n=r.tabSize,i=r.facet(cn)[0];if(i==`	`){for(;e>=n;)t+=`	`,e-=n;i=` `}for(let s=0;s<e;s++)t+=i;return t}function pn(r,e){r instanceof wt$1&&(r=new Pe(r));for(let n of r.state.facet(Hn)){let i=n(r,e);if(i!==void 0)return i}let t=z(r.state);return t.length>=e?Vn(r,t,e):null}function Vr(r,e,t){let n=Object.create(null),i=new Pe(r,{overrideIndentation:l=>{var o;return(o=n[l])!==null&&o!==void 0?o:-1}}),s=[];for(let l=e;l<=t;){let o=r.doc.lineAt(l);l=o.to+1;let a=pn(i,o.from);if(a==null)continue;/\S/.test(o.text)||(a=0);let 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de=A$1.define({map:bn});function Tt(r){let e=[];for(let{head:t}of r.state.selection.ranges)e.some(n=>n.from<=t&&n.to>=t)||e.push(r.lineBlockAt(t));return e}var ne=q$1.define({create(){return O.none},update(r,e){e.isUserEvent(`delete`)&&e.changes.iterChangedRanges((t,n)=>r=Zt(r,t,n)),r=r.map(e.changes);for(let t of e.effects)if(t.is(Me)&&!tr(r,t.value.from,t.value.to)){let{preparePlaceholder:n}=e.state.facet(Nt),i=n?O.replace({widget:new yt(n(e.state,t.value))}):en;r=r.update({add:[i.range(t.value.from,t.value.to)]})}else t.is(de)&&(r=r.update({filter:(n,i)=>t.value.from!=n||t.value.to!=i,filterFrom:t.value.from,filterTo:t.value.to}));return e.selection&&(r=Zt(r,e.selection.main.head)),r},provide:r=>pt$1.decorations.from(r),toJSON(r,e){let t=[];return r.between(0,e.doc.length,(n,i)=>{t.push(n,i)}),t},fromJSON(r){if(!Array.isArray(r)||r.length%2)throw new RangeError(`Invalid JSON for fold state`);let e=[];for(let t=0;t<r.length;){let n=r[t++],i=r[t++];if(typeof n!=`number`||typeof 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