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Ae&&h.mark.eq(a.mark))h.dom!=a.dom&&h.setDOM(Eo(a.dom)),s=h;else{if(this.cache.reused.get(a)){let f=te.get(a.dom);f&&f.setDOM(Eo(a.dom))}let c=Ae.of(a.mark,a.dom);s.append(c),s=c}this.cache.reused.set(a,2)}let r=te.get(e.text);r&&this.cache.reused.set(r,2);let o=new si(e.text,e.text.nodeValue);o.flags|=8,s.append(o)}addInlineWidget(e,t,i){let s=this.afterWidget&&e.flags&48&&(this.afterWidget.flags&48)==(e.flags&48);s||this.flushBuffer();let r=this.ensureMarks(t,i);!s&&!(e.flags&16)&&r.append(this.getBuffer(1)),r.append(e),this.pos+=e.length,this.afterWidget=e}addMark(e,t,i){this.flushBuffer(),this.ensureMarks(t,i).append(e),this.pos+=e.length,this.afterWidget=null}addBlockWidget(e){this.getBlockPos().append(e),this.pos+=e.length,this.lastBlock=e,this.endLine()}continueWidget(e){let t=this.afterWidget||this.lastBlock;t.length+=e,this.pos+=e}addLineStart(e,t){var i;e||(e=rf);let s=Di.start(e,t||((i=this.cache.find(Di))===null||i===void 0?void 0:i.dom),!!t);this.getBlockPos().append(this.lastBlock=this.curLine=s)}addLine(e){this.getBlockPos().append(e),this.pos+=e.length,this.lastBlock=e,this.endLine()}addBreak(){this.lastBlock.flags|=1,this.endLine(),this.pos++}addLineStartIfNotCovered(e){this.blockPosCovered()||this.addLineStart(e)}ensureLine(e){this.curLine||this.addLineStart(e)}ensureMarks(e,t){var i;let s=this.curLine;for(let r=e.length-1;r>=0;r--){let o=e[r],l;if(t>0&&(l=s.lastChild)&&l instanceof Ae&&l.mark.eq(o))s=l,t--;else{let a=Ae.of(o,(i=this.cache.find(Ae,h=>h.mark.eq(o)))===null||i===void 0?void 0:i.dom);s.append(a),s=a,t=0}}return s}endLine(){if(this.curLine){this.flushBuffer();let e=this.curLine.lastChild;(!e||!tc(this.curLine,!1)||e.dom.nodeName!="BR"&&e.isWidget()&&!(Z.ios&&tc(this.curLine,!0)))&&this.curLine.append(this.cache.findWidget(Do,0,32)||new ai(Do.toDOM(),0,Do,32)),this.curLine=this.afterWidget=null}}updateBlockWrappers(){this.wrapperPos>this.pos+1e4&&(this.blockWrappers.goto(this.pos),this.wrappers.length=0);for(let e=this.wrappers.length-1;e>=0;e--)this.wrappers[e].to<this.pos&&this.wrappers.splice(e,1);for(let e=this.blockWrappers;e.value&&e.from<=this.pos;e.next())if(e.to>=this.pos){let t=new tl(e.from,e.to,e.value,e.rank),i=this.wrappers.length;for(;i>0&&(this.wrappers[i-1].rank-t.rank||this.wrappers[i-1].to-t.to)<0;)i--;this.wrappers.splice(i,0,t)}this.wrapperPos=this.pos}getBlockPos(){var e;this.updateBlockWrappers();let t=this.root;for(let i of this.wrappers){let s=t.lastChild;if(i.from<this.pos&&s instanceof $t&&s.wrapper.eq(i.wrapper))t=s;else{let r=$t.of(i.wrapper,(e=this.cache.find($t,o=>o.wrapper.eq(i.wrapper)))===null||e===void 0?void 0:e.dom);t.append(r),t=r}}return t}blockPosCovered(){let e=this.lastBlock;return e!=null&&!e.breakAfter&&(!e.isWidget()||(e.flags&160)>0)}getBuffer(e){let t=2|(e<0?16:32),i=this.cache.find(zi,void 0,1);return i&&(i.flags=t),i||new zi(t)}flushBuffer(){this.afterWidget&&!(this.afterWidget.flags&32)&&(this.afterWidget.parent.append(this.getBuffer(-1)),this.afterWidget=null)}},nl=class{constructor(e){this.skipCount=0,this.text="",this.textOff=0,this.cursor=e.iter()}skip(e){this.textOff+e<=this.text.length?this.textOff+=e:(this.skipCount+=e-(this.text.length-this.textOff),this.text="",this.textOff=0)}next(e){if(this.textOff==this.text.length){let{value:s,lineBreak:r,done:o}=this.cursor.next(this.skipCount);if(this.skipCount=0,o)throw new Error("Ran out of text content when drawing inline views");this.text=s;let l=this.textOff=Math.min(e,s.length);return r?null:s.slice(0,l)}let t=Math.min(this.text.length,this.textOff+e),i=this.text.slice(this.textOff,t);return this.textOff=t,i}},_s=[ai,Di,si,Ae,zi,$t,Ei];for(let n=0;n<_s.length;n++)_s[n].bucket=n;var sl=class{constructor(e){this.view=e,this.buckets=_s.map(()=>[]),this.index=_s.map(()=>0),this.reused=new Map}add(e){let t=e.constructor.bucket,i=this.buckets[t];i.length<6?i.push(e):i[this.index[t]=(this.index[t]+1)%6]=e}find(e,t,i=2){let s=e.bucket,r=this.buckets[s],o=this.index[s];for(let l=r.length-1;l>=0;l--){let a=(l+o)%r.length,h=r[a];if((!t||t(h))&&!this.reused.has(h))return r.splice(a,1),a<o&&this.index[s]--,this.reused.set(h,i),h}return null}findWidget(e,t,i){let s=this.buckets[0];if(s.length)for(let r=0,o=0;;r++){if(r==s.length){if(o)return null;o=1,r=0}let l=s[r];if(!this.reused.has(l)&&(o==0?l.widget.compare(e):l.widget.constructor==e.constructor&&e.updateDOM(l.dom,this.view,l.widget)))return s.splice(r,1),r<this.index[0]&&this.index[0]--,l.widget==e&&l.length==t&&(l.flags&497)==i?(this.reused.set(l,1),l):(this.reused.set(l,2),new ai(l.dom,t,e,l.flags&-498|i))}}reuse(e){return this.reused.set(e,1),e}maybeReuse(e,t=2){if(!this.reused.has(e))return this.reused.set(e,t),e.dom}clear(){for(let e=0;e<this.buckets.length;e++)this.buckets[e].length=this.index[e]=0}},rl=class{constructor(e,t,i,s,r){this.view=e,this.decorations=s,this.disallowBlockEffectsFor=r,this.openWidget=!1,this.openMarks=0,this.cache=new sl(e),this.text=new nl(e.state.doc),this.builder=new il(this.cache,new Ei(e,e.contentDOM),I.iter(i)),this.cache.reused.set(t,2),this.old=new el(t),this.reuseWalker={skip:(o,l,a)=>{if(this.cache.add(o),o.isComposite())return!1},enter:o=>this.cache.add(o),leave:()=>{},break:()=>{}}}run(e,t){let i=t&&this.getCompositionContext(t.text);for(let s=0,r=0,o=0;;){let l=o<e.length?e[o++]:null,a=l?l.fromA:this.old.root.length;if(a>s){let h=a-s;this.preserve(h,!o,!l),s=a,r+=h}if(!l)break;t&&l.fromA<=t.range.fromA&&l.toA>=t.range.toA?(this.forward(l.fromA,t.range.fromA,t.range.fromA<t.range.toA?1:-1),this.emit(r,t.range.fromB),this.cache.clear(),this.builder.addComposition(t,i),this.text.skip(t.range.toB-t.range.fromB),this.forward(t.range.fromA,l.toA),this.emit(t.range.toB,l.toB)):(this.forward(l.fromA,l.toA),this.emit(r,l.toB)),r=l.toB,s=l.toA}return this.builder.curLine&&this.builder.endLine(),this.builder.root}preserve(e,t,i){let s=zO(this.old),r=this.openMarks;this.old.advance(e,i?1:-1,{skip:(o,l,a)=>{if(o.isWidget())if(this.openWidget)this.builder.continueWidget(a-l);else{let h=a>0||l<o.length?ai.of(o.widget,this.view,a-l,o.flags&496,this.cache.maybeReuse(o)):this.cache.reuse(o);h.flags&256?(h.flags&=-2,this.builder.addBlockWidget(h)):(this.builder.ensureLine(null),this.builder.addInlineWidget(h,s,r),r=s.length)}else 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u=this.text.next(Math.min(512,a-f));u==null?(s.addLineStartIfNotCovered(i),s.addBreak(),f++):(s.ensureLine(i),s.addText(u,h,f==l?c:h.length),f+=u.length),i=null}}});s.addLineStartIfNotCovered(i),this.openWidget=o>r,this.openMarks=o}forward(e,t,i=1){t-e<=10?this.old.advance(t-e,i,this.reuseWalker):(this.old.advance(5,-1,this.reuseWalker),this.old.advance(t-e-10,-1),this.old.advance(5,i,this.reuseWalker))}getCompositionContext(e){let t=[],i=null;for(let s=e.parentNode;;s=s.parentNode){let r=te.get(s);if(s==this.view.contentDOM)break;r instanceof Ae?t.push(r):r?.isLine()?i=r:r instanceof $t||(s.nodeName=="DIV"&&!i&&s!=this.view.contentDOM?i=new Di(s,rf):i||t.push(Ae.of(new xn({tagName:s.nodeName.toLowerCase(),attributes:gO(s)}),s)))}return{line:i,marks:t}}};function tc(n,e){let t=i=>{for(let s of i.children)if((e?s.isText():s.length)||t(s))return!0;return!1};return t(n)}function EO(n){let e=n.isReplace?(n.startSide<0?64:0)|(n.endSide>0?128:0):n.startSide>0?32:16;return 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editable(){return!0}},Ws=class{constructor(e){this.view=e,this.decorations=[],this.blockWrappers=[],this.dynamicDecorationMap=[!1],this.domChanged=null,this.hasComposition=null,this.editContextFormatting=R.none,this.lastCompositionAfterCursor=!1,this.minWidth=0,this.minWidthFrom=0,this.minWidthTo=0,this.impreciseAnchor=null,this.impreciseHead=null,this.forceSelection=!1,this.lastUpdate=Date.now(),this.updateDeco(),this.tile=new Ei(e,e.contentDOM),this.updateInner([new rt(0,0,0,e.state.doc.length)],null)}update(e){var t;let i=e.changedRanges;this.minWidth>0&&i.length&&(i.every(({fromA:c,toA:f})=>f<this.minWidthFrom||c>this.minWidthTo)?(this.minWidthFrom=e.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=e.changes.mapPos(this.minWidthTo,1)):this.minWidth=this.minWidthFrom=this.minWidthTo=0),this.updateEditContextFormatting(e);let s=-1;this.view.inputState.composing>=0&&!this.view.observer.editContext&&(!((t=this.domChanged)===null||t===void 0)&&t.newSel?s=this.domChanged.newSel.head:!jO(e.changes,this.hasComposition)&&!e.selectionSet&&(s=e.state.selection.main.head));let r=s>-1?WO(this.view,e.changes,s):null;if(this.domChanged=null,this.hasComposition){let{from:c,to:f}=this.hasComposition;i=new rt(c,f,e.changes.mapPos(c,-1),e.changes.mapPos(f,1)).addToSet(i.slice())}this.hasComposition=r?{from:r.range.fromB,to:r.range.toB}:null,(Z.ie||Z.chrome)&&!r&&e&&e.state.doc.lines!=e.startState.doc.lines&&(this.forceSelection=!0);let o=this.decorations,l=this.blockWrappers;this.updateDeco();let a=IO(o,this.decorations,e.changes);a.length&&(i=rt.extendWithRanges(i,a));let h=qO(l,this.blockWrappers,e.changes);return h.length&&(i=rt.extendWithRanges(i,h)),r&&!i.some(c=>c.fromA<=r.range.fromA&&c.toA>=r.range.toA)&&(i=r.range.addToSet(i.slice())),this.tile.flags&2&&i.length==0?!1:(this.updateInner(i,r),e.transactions.length&&(this.lastUpdate=Date.now()),!0)}updateInner(e,t){this.view.viewState.mustMeasureContent=!0;let{observer:i}=this.view;i.ignore(()=>{if(t||e.length){let o=this.tile,l=new rl(this.view,o,this.blockWrappers,this.decorations,this.dynamicDecorationMap);t&&te.get(t.text)&&l.cache.reused.set(te.get(t.text),2),this.tile=l.run(e,t),ol(o,l.cache.reused)}this.tile.dom.style.height=this.view.viewState.contentHeight/this.view.scaleY+"px",this.tile.dom.style.flexBasis=this.minWidth?this.minWidth+"px":"";let r=Z.chrome||Z.ios?{node:i.selectionRange.focusNode,written:!1}:void 0;this.tile.sync(r),r&&(r.written||i.selectionRange.focusNode!=r.node||!this.tile.dom.contains(r.node))&&(this.forceSelection=!0),this.tile.dom.style.height=""});let s=[];if(this.view.viewport.from||this.view.viewport.to<this.view.state.doc.length)for(let r of this.tile.children)r.isWidget()&&r.widget instanceof pn&&s.push(r.dom);i.updateGaps(s)}updateEditContextFormatting(e){this.editContextFormatting=this.editContextFormatting.map(e.changes);for(let t of e.transactions)for(let i of t.effects)i.is(Jc)&&(this.editContextFormatting=i.value)}updateSelection(e=!1,t=!1){(e||!this.view.observer.selectionRange.focusNode)&&this.view.observer.readSelectionRange();let{dom:i}=this.tile,s=this.view.root.activeElement,r=s==i,o=!r&&!(this.view.state.facet(vt)||i.tabIndex>-1)&&cn(i,this.view.observer.selectionRange)&&!(s&&i.contains(s));if(!(r||t||o))return;let l=this.forceSelection;this.forceSelection=!1;let a=this.view.state.selection.main,h,c;if(a.empty?c=h=this.inlineDOMNearPos(a.anchor,a.assoc||1):(c=this.inlineDOMNearPos(a.head,a.head==a.from?1:-1),h=this.inlineDOMNearPos(a.anchor,a.anchor==a.from?1:-1)),Z.gecko&&a.empty&&!this.hasComposition&&_O(h)){let u=document.createTextNode("");this.view.observer.ignore(()=>h.node.insertBefore(u,h.node.childNodes[h.offset]||null)),h=c=new xt(u,0),l=!0}let f=this.view.observer.selectionRange;(l||!f.focusNode||(!fn(h.node,h.offset,f.anchorNode,f.anchorOffset)||!fn(c.node,c.offset,f.focusNode,f.focusOffset))&&!this.suppressWidgetCursorChange(f,a))&&(this.view.observer.ignore(()=>{Z.android&&Z.chrome&&i.contains(f.focusNode)&&VO(f.focusNode,i)&&(i.blur(),i.focus({preventScroll:!0}));let u=Sn(this.view.root);if(u)if(a.empty){if(Z.gecko){let d=BO(h.node,h.offset);if(d&&d!=3){let p=(d==1?Dc:zc)(h.node,h.offset);p&&(h=new xt(p.node,p.offset))}}u.collapse(h.node,h.offset),a.bidiLevel!=null&&u.caretBidiLevel!==void 0&&(u.caretBidiLevel=a.bidiLevel)}else if(u.extend){u.collapse(h.node,h.offset);try{u.extend(c.node,c.offset)}catch{}}else{let d=document.createRange();a.anchor>a.head&&([h,c]=[c,h]),d.setEnd(c.node,c.offset),d.setStart(h.node,h.offset),u.removeAllRanges(),u.addRange(d)}o&&this.view.root.activeElement==i&&(i.blur(),s&&s.focus())}),this.view.observer.setSelectionRange(h,c)),this.impreciseAnchor=h.precise?null:new xt(f.anchorNode,f.anchorOffset),this.impreciseHead=c.precise?null:new xt(f.focusNode,f.focusOffset)}suppressWidgetCursorChange(e,t){return this.hasComposition&&t.empty&&fn(e.focusNode,e.focusOffset,e.anchorNode,e.anchorOffset)&&this.posFromDOM(e.focusNode,e.focusOffset)==t.head}enforceCursorAssoc(){if(this.hasComposition)return;let{view:e}=this,t=e.state.selection.main,i=Sn(e.root),{anchorNode:s,anchorOffset:r}=e.observer.selectionRange;if(!i||!t.empty||!t.assoc||!i.modify)return;let o=this.lineAt(t.head,t.assoc);if(!o)return;let l=o.posAtStart;if(t.head==l||t.head==l+o.length)return;let a=this.coordsAt(t.head,-1),h=this.coordsAt(t.head,1);if(!a||!h||a.bottom>h.top)return;let c=this.domAtPos(t.head+t.assoc,t.assoc);i.collapse(c.node,c.offset),i.modify("move",t.assoc<0?"forward":"backward","lineboundary"),e.observer.readSelectionRange();let f=e.observer.selectionRange;e.docView.posFromDOM(f.anchorNode,f.anchorOffset)!=t.from&&i.collapse(s,r)}posFromDOM(e,t){let i=this.tile.nearest(e);if(!i)return this.tile.dom.compareDocumentPosition(e)&2?0:this.view.state.doc.length;let s=i.posAtStart;if(i.isComposite()){let r;if(e==i.dom)r=i.dom.childNodes[t];else{let o=Pt(e)==0?0:t==0?-1:1;for(;;){let l=e.parentNode;if(l==i.dom)break;o==0&&l.firstChild!=l.lastChild&&(e==l.firstChild?o=-1:o=1),e=l}o<0?r=e:r=e.nextSibling}if(r==i.dom.firstChild)return s;for(;r&&!te.get(r);)r=r.nextSibling;if(!r)return s+i.length;for(let o=0,l=s;;o++){let a=i.children[o];if(a.dom==r)return l;l+=a.length+a.breakAfter}}else return i.isText()?e==i.dom?s+t:s+(t?i.length:0):s}domAtPos(e,t){let{tile:i,offset:s}=this.tile.resolveBlock(e,t);return i.isWidget()?i.domPosFor(e,t):i.domIn(s,t)}inlineDOMNearPos(e,t){let i,s=-1,r=!1,o,l=-1,a=!1;return this.tile.blockTiles((h,c)=>{if(h.isWidget()){if(h.flags&32&&c>=e)return!0;h.flags&16&&(r=!0)}else{let f=c+h.length;if(c<=e&&(i=h,s=e-c,r=f<e),f>=e&&!o&&(o=h,l=e-c,a=c>e),c>e&&o)return!0}}),!i&&!o?this.domAtPos(e,t):(r&&o?i=null:a&&i&&(o=null),i&&t<0||!o?i.domIn(s,t):o.domIn(l,t))}coordsAt(e,t){let{tile:i,offset:s}=this.tile.resolveBlock(e,t);return i.isWidget()?i.widget instanceof pn?null:i.coordsInWidget(s,t,!0):i.coordsIn(s,t)}lineAt(e,t){let{tile:i}=this.tile.resolveBlock(e,t);return i.isLine()?i:null}coordsForChar(e){let{tile:t,offset:i}=this.tile.resolveBlock(e,1);if(!t.isLine())return null;function s(r,o){if(r.isComposite())for(let l of r.children){if(l.length>=o){let a=s(l,o);if(a)return a}if(o-=l.length,o<0)break}else if(r.isText()&&o<r.length){let l=re(r.text,o);if(l==o)return null;let a=wn(r.dom,o,l).getClientRects();for(let h=0;h<a.length;h++){let c=a[h];if(h==a.length-1||c.top<c.bottom&&c.left<c.right)return c}}return null}return s(t,i)}measureVisibleLineHeights(e){let t=[],{from:i,to:s}=e,r=this.view.contentDOM.clientWidth,o=r>Math.max(this.view.scrollDOM.clientWidth,this.minWidth)+1,l=-1,a=this.view.textDirection==N.LTR,h=0,c=(f,u,d)=>{for(let p=0;p<f.children.length&&!(u>s);p++){let O=f.children[p],m=u+O.length,g=O.dom.getBoundingClientRect(),{height:S}=g;if(d&&!p&&(h+=g.top-d.top),O instanceof $t)m>i&&c(O,u,g);else if(u>=i&&(h>0&&t.push(-h),t.push(S+h),h=0,o)){let b=O.dom.lastChild,A=b?Cs(b):[];if(A.length){let w=A[A.length-1],v=a?w.right-g.left:g.right-w.left;v>l&&(l=v,this.minWidth=r,this.minWidthFrom=u,this.minWidthTo=m)}}d&&p==f.children.length-1&&(h+=d.bottom-g.bottom),u=m+O.breakAfter}};return c(this.tile,0,null),t}textDirectionAt(e){let{tile:t}=this.tile.resolveBlock(e,1);return getComputedStyle(t.dom).direction=="rtl"?N.RTL:N.LTR}measureTextSize(){let e=this.tile.blockTiles(o=>{if(o.isLine()&&o.children.length&&o.length<=20){let l=0,a;for(let h of o.children){if(!h.isText()||/[^ -~]/.test(h.text))return;let c=Cs(h.dom);if(c.length!=1)return;l+=c[0].width,a=c[0].height}if(l)return{lineHeight:o.dom.getBoundingClientRect().height,charWidth:l/o.length,textHeight:a}}});if(e)return e;let t=document.createElement("div"),i,s,r;return t.className="cm-line",t.style.width="99999px",t.style.position="absolute",t.textContent="abc def ghi jkl mno pqr stu",this.view.observer.ignore(()=>{this.tile.dom.appendChild(t);let o=Cs(t.firstChild)[0];i=t.getBoundingClientRect().height,s=o&&o.width?o.width/27:7,r=o&&o.height?o.height:i,t.remove()}),{lineHeight:i,charWidth:s,textHeight:r}}computeBlockGapDeco(){let e=[],t=this.view.viewState;for(let i=0,s=0;;s++){let r=s==t.viewports.length?null:t.viewports[s],o=r?r.from-1:this.view.state.doc.length;if(o>i){let l=(t.lineBlockAt(o).bottom-t.lineBlockAt(i).top)/this.view.scaleY;e.push(R.replace({widget:new pn(l),block:!0,inclusive:!0,isBlockGap:!0}).range(i,o))}if(!r)break;i=r.to+1}return R.set(e)}updateDeco(){let e=1,t=this.view.state.facet(Js).map(r=>(this.dynamicDecorationMap[e++]=typeof r=="function")?r(this.view):r),i=!1,s=this.view.state.facet(Vl).map((r,o)=>{let l=typeof r=="function";return l&&(i=!0),l?r(this.view):r});for(s.length&&(this.dynamicDecorationMap[e++]=i,t.push(I.join(s))),this.decorations=[this.editContextFormatting,...t,this.computeBlockGapDeco(),this.view.viewState.lineGapDeco];e<this.decorations.length;)this.dynamicDecorationMap[e++]=!1;this.blockWrappers=this.view.state.facet(tf).map(r=>typeof r=="function"?r(this.view):r)}scrollIntoView(e){var t;if(e.isSnapshot){let c=this.view.viewState.lineBlockAt(e.range.head);this.view.scrollDOM.scrollTop=c.top-e.yMargin,this.view.scrollDOM.scrollLeft=e.xMargin;return}for(let c of this.view.state.facet(Kc))try{if(c(this.view,e.range,e))return!0}catch(f){me(this.view.state,f,"scroll 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t=i=>i.isWidget()||i.children.some(t);return t(this.tile.resolveBlock(e,1).tile)}destroy(){ol(this.tile)}};function ol(n,e){let t=e?.get(n);if(t!=1){t==null&&n.destroy();for(let i of n.children)ol(i,e)}}function _O(n){return n.node.nodeType==1&&n.node.firstChild&&(n.offset==0||n.node.childNodes[n.offset-1].contentEditable=="false")&&(n.offset==n.node.childNodes.length||n.node.childNodes[n.offset].contentEditable=="false")}function of(n,e){let t=n.observer.selectionRange;if(!t.focusNode)return null;let i=Dc(t.focusNode,t.focusOffset),s=zc(t.focusNode,t.focusOffset),r=i||s;if(s&&i&&s.node!=i.node){let l=te.get(s.node);if(!l||l.isText()&&l.text!=s.node.nodeValue)r=s;else if(n.docView.lastCompositionAfterCursor){let a=te.get(i.node);!a||a.isText()&&a.text!=i.node.nodeValue||(r=s)}}if(n.docView.lastCompositionAfterCursor=r!=i,!r)return null;let o=e-r.offset;return{from:o,to:o+r.node.nodeValue.length,node:r.node}}function WO(n,e,t){let i=of(n,t);if(!i)return null;let{node:s,from:r,to:o}=i,l=s.nodeValue;if(/[\n\r]/.test(l)||n.state.doc.sliceString(i.from,i.to)!=l)return null;let a=e.invertedDesc;return{range:new rt(a.mapPos(r),a.mapPos(o),r,o),text:s}}function BO(n,e){return n.nodeType!=1?0:(e&&n.childNodes[e-1].contentEditable=="false"?1:0)|(e<n.childNodes.length&&n.childNodes[e].contentEditable=="false"?2:0)}var YO=class{constructor(){this.changes=[]}compareRange(e,t){Ri(e,t,this.changes)}comparePoint(e,t){Ri(e,t,this.changes)}boundChange(e){Ri(e,e,this.changes)}};function IO(n,e,t){let i=new YO;return I.compare(n,e,t,i),i.changes}var ll=class{constructor(){this.changes=[]}compareRange(e,t){Ri(e,t,this.changes)}comparePoint(){}boundChange(e){Ri(e,e,this.changes)}};function qO(n,e,t){let i=new ll;return I.compare(n,e,t,i),i.changes}function VO(n,e){for(let t=n;t&&t!=e;t=t.assignedSlot||t.parentNode)if(t.nodeType==1&&t.contentEditable=="false")return!0;return!1}function jO(n,e){let t=!1;return e&&n.iterChangedRanges((i,s)=>{i<e.to&&s>e.from&&(t=!0)}),t}var pn=class extends $e{constructor(e){super(),this.height=e}toDOM(){let e=document.createElement("div");return e.className="cm-gap",this.updateDOM(e),e}eq(e){return e.height==this.height}updateDOM(e){return e.style.height=this.height+"px",!0}get editable(){return!0}get estimatedHeight(){return this.height}ignoreEvent(){return!1}};function NO(n,e,t=1){let i=n.charCategorizer(e),s=n.doc.lineAt(e),r=e-s.from;if(s.length==0)return x.cursor(e);r==0?t=1:r==s.length&&(t=-1);let o=r,l=r;t<0?o=re(s.text,r,!1):l=re(s.text,r);let a=i(s.text.slice(o,l));for(;o>0;){let h=re(s.text,o,!1);if(i(s.text.slice(h,o))!=a)break;o=h}for(;l<s.length;){let h=re(s.text,l);if(i(s.text.slice(l,h))!=a)break;l=h}return x.range(o+s.from,l+s.from)}function GO(n,e,t,i,s){let r=Math.round((i-e.left)*n.defaultCharacterWidth);if(n.lineWrapping&&t.height>n.defaultLineHeight*1.5){let l=n.viewState.heightOracle.textHeight,a=Math.floor((s-t.top-(n.defaultLineHeight-l)*.5)/l);r+=a*n.viewState.heightOracle.lineLength}let o=n.state.sliceDoc(t.from,t.to);return t.from+ys(o,r,n.state.tabSize)}function al(n,e,t){let i=n.lineBlockAt(e);if(Array.isArray(i.type)){let s;for(let r of i.type){if(r.from>e)break;if(!(r.to<e)){if(r.from<e&&r.to>e)return r;(!s||r.type==ge.Text&&(s.type!=r.type||(t<0?r.from<e:r.to>e)))&&(s=r)}}return s||i}return i}function UO(n,e,t,i){let s=al(n,e.head,e.assoc||-1),r=!i||s.type!=ge.Text||!(n.lineWrapping||s.widgetLineBreaks)?null:n.coordsAtPos(e.assoc<0&&e.head>s.from?e.head-1:e.head);if(r){let o=n.dom.getBoundingClientRect(),l=n.textDirectionAt(s.from),a=n.posAtCoords({x:t==(l==N.LTR)?o.right-1:o.left+1,y:(r.top+r.bottom)/2});if(a!=null)return x.cursor(a,t?-1:1)}return x.cursor(t?s.to:s.from,t?-1:1)}function ic(n,e,t,i){let s=n.state.doc.lineAt(e.head),r=n.bidiSpans(s),o=n.textDirectionAt(s.from);for(let l=e,a=null;;){let 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On(n,e,t){for(;;){let i=0;for(let s of n)s.between(e-1,e+1,(r,o,l)=>{if(e>r&&e<o){let a=i||t||(e-r<o-e?-1:1);e=a<0?r:o,i=a}});if(!i)return e}}function lf(n,e){let t=null;for(let i=0;i<e.ranges.length;i++){let s=e.ranges[i],r=null;if(s.empty){let o=On(n,s.from,0);o!=s.from&&(r=x.cursor(o,-1))}else{let o=On(n,s.from,-1),l=On(n,s.to,1);(o!=s.from||l!=s.to)&&(r=x.range(s.from==s.anchor?o:l,s.from==s.head?o:l))}r&&(t||(t=e.ranges.slice()),t[i]=r)}return t?x.create(t,e.mainIndex):e}function zo(n,e,t){let i=On(n.state.facet(kn).map(s=>s(n)),t.from,e.head>t.from?-1:1);return i==t.from?t:x.cursor(i,i<t.from?1:-1)}var Ke=class{constructor(e,t){this.pos=e,this.assoc=t}};function hl(n,e,t,i){let s=n.contentDOM.getBoundingClientRect(),r=s.top+n.viewState.paddingTop,{x:o,y:l}=e,a=l-r,h;for(;;){if(a<0)return new Ke(0,1);if(a>n.viewState.docHeight)return new Ke(n.state.doc.length,-1);if(h=n.elementAtHeight(a),i==null)break;if(h.type==ge.Text){if(i<0?h.to<n.viewport.from:h.from>n.viewport.to)break;let u=n.docView.coordsAt(i<0?h.from:h.to,i>0?-1:1);if(u&&(i<0?u.top<=a+r:u.bottom>=a+r))break}let f=n.viewState.heightOracle.textHeight/2;a=i>0?h.bottom+f:h.top-f}if(n.viewport.from>=h.to||n.viewport.to<=h.from){if(t)return null;if(h.type==ge.Text){let f=GO(n,s,h,o,l);return new Ke(f,f==h.from?1:-1)}}if(h.type!=ge.Text)return a<(h.top+h.bottom)/2?new Ke(h.from,1):new Ke(h.to,-1);let c=n.docView.lineAt(h.from,2);return(!c||c.length!=h.length)&&(c=n.docView.lineAt(h.from,-2)),new cl(n,o,l,n.textDirectionAt(h.from)).scanTile(c,h.from)}var cl=class{constructor(e,t,i,s){this.view=e,this.x=t,this.y=i,this.baseDir=s,this.line=null,this.spans=null}bidiSpansAt(e){return(!this.line||this.line.from>e||this.line.to<e)&&(this.line=this.view.state.doc.lineAt(e),this.spans=this.view.bidiSpans(this.line)),this}baseDirAt(e,t){let{line:i,spans:s}=this.bidiSpansAt(e);return s[Je.find(s,e-i.from,-1,t)].level==this.baseDir}dirAt(e,t){let{line:i,spans:s}=this.bidiSpansAt(e);return 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u=(o?this.dirAt(e[h],1):this.baseDir)==N.LTR;return{i:h,after:this.x>(f.left+f.right)/2==u}}scanText(e,t){let i=[];for(let r=0;r<e.length;r=re(e.text,r))i.push(t+r);i.push(t+e.length);let s=this.scan(i,r=>{let o=i[r]-t,l=i[r+1]-t;return wn(e.dom,o,l).getClientRects()});return s.after?new Ke(i[s.i+1],-1):new Ke(i[s.i],1)}scanTile(e,t){if(!e.length)return new Ke(t,1);if(e.children.length==1){let l=e.children[0];if(l.isText())return this.scanText(l,t);if(l.isComposite())return this.scanTile(l,t)}let i=[t];for(let l=0,a=t;l<e.children.length;l++)i.push(a+=e.children[l].length);let s=this.scan(i,l=>{let a=e.children[l];return a.flags&48?null:(a.dom.nodeType==1?a.dom:wn(a.dom,0,a.length)).getClientRects()}),r=e.children[s.i],o=i[s.i];return r.isText()?this.scanText(r,o):r.isComposite()?this.scanTile(r,o):s.after?new Ke(i[s.i+1],-1):new Ke(o,1)}},Ti="\uFFFF",fl=class{constructor(e,t){this.points=e,this.view=t,this.text="",this.lineSeparator=t.state.facet(H.lineSeparator)}append(e){this.text+=e}lineBreak(){this.text+=Ti}readRange(e,t){if(!e)return this;let i=e.parentNode;for(let s=e;;){this.findPointBefore(i,s);let r=this.text.length;this.readNode(s);let o=te.get(s),l=s.nextSibling;if(l==t){o?.breakAfter&&!l&&i!=this.view.contentDOM&&this.lineBreak();break}let a=te.get(l);(o&&a?o.breakAfter:(o?o.breakAfter:Es(s))||Es(l)&&(s.nodeName!="BR"||o?.isWidget())&&this.text.length>r)&&!JO(l,t)&&this.lineBreak(),s=l}return this.findPointBefore(i,t),this}readTextNode(e){let t=e.nodeValue;for(let i of this.points)i.node==e&&(i.pos=this.text.length+Math.min(i.offset,t.length));for(let i=0,s=this.lineSeparator?null:/\r\n?|\n/g;;){let r=-1,o=1,l;if(this.lineSeparator?(r=t.indexOf(this.lineSeparator,i),o=this.lineSeparator.length):(l=s.exec(t))&&(r=l.index,o=l[0].length),this.append(t.slice(i,r<0?t.length:r)),r<0)break;if(this.lineBreak(),o>1)for(let a of this.points)a.node==e&&a.pos>this.text.length&&(a.pos-=o-1);i=r+o}}readNode(e){let t=te.get(e),i=t&&t.overrideDOMText;if(i!=null){this.findPointInside(e,i.length);for(let s=i.iter();!s.next().done;)s.lineBreak?this.lineBreak():this.append(s.value)}else e.nodeType==3?this.readTextNode(e):e.nodeName=="BR"?e.nextSibling&&this.lineBreak():e.nodeType==1&&this.readRange(e.firstChild,null)}findPointBefore(e,t){for(let i of this.points)i.node==e&&e.childNodes[i.offset]==t&&(i.pos=this.text.length)}findPointInside(e,t){for(let i of this.points)(e.nodeType==3?i.node==e:e.contains(i.node))&&(i.pos=this.text.length+(KO(e,i.node,i.offset)?t:0))}};function KO(n,e,t){for(;;){if(!e||t<Pt(e))return!1;if(e==n)return!0;t=zt(e)+1,e=e.parentNode}}function JO(n,e){let t;for(;!(n==e||!n);n=n.nextSibling){let i=te.get(n);if(!i?.isWidget())return!1;i&&(t||(t=[])).push(i)}if(t)for(let i of t){let s=i.overrideDOMText;if(s?.length)return!1}return!0}var Bs=class{constructor(e,t){this.node=e,this.offset=t,this.pos=-1}},ul=class{constructor(e,t,i,s){this.typeOver=s,this.bounds=null,this.text="",this.domChanged=t>-1;let{impreciseHead:r,impreciseAnchor:o}=e.docView,l=e.state.selection;if(e.state.readOnly&&t>-1)this.newSel=null;else if(t>-1&&(this.bounds=af(e.docView.tile,t,i,0))){let a=r||o?[]:tm(e),h=new fl(a,e);h.readRange(this.bounds.startDOM,this.bounds.endDOM),this.text=h.text,this.newSel=im(a,this.bounds.from)}else{let a=e.observer.selectionRange,h=r&&r.node==a.focusNode&&r.offset==a.focusOffset||!Go(e.contentDOM,a.focusNode)?l.main.head:e.docView.posFromDOM(a.focusNode,a.focusOffset),c=o&&o.node==a.anchorNode&&o.offset==a.anchorOffset||!Go(e.contentDOM,a.anchorNode)?l.main.anchor:e.docView.posFromDOM(a.anchorNode,a.anchorOffset),f=e.viewport;if((Z.ios||Z.chrome)&&l.main.empty&&h!=c&&(f.from>0||f.to<e.state.doc.length)){let u=Math.min(h,c),d=Math.max(h,c),p=f.from-u,O=f.to-d;(p==0||p==1||u==0)&&(O==0||O==-1||d==e.state.doc.length)&&(h=0,c=e.state.doc.length)}if(e.inputState.composing>-1&&l.ranges.length>1)this.newSel=l.replaceRange(x.range(c,h));else if(e.lineWrapping&&c==h&&!(l.main.empty&&l.main.head==h)&&e.inputState.lastTouchTime>Date.now()-100){let u=e.coordsAtPos(h,-1),d=0;u&&(d=e.inputState.lastTouchY<=u.bottom?-1:1),this.newSel=x.create([x.cursor(h,d)])}else this.newSel=x.single(c,h)}}};function af(n,e,t,i){if(n.isComposite()){let s=-1,r=-1,o=-1,l=-1;for(let a=0,h=i,c=i;a<n.children.length;a++){let f=n.children[a],u=h+f.length;if(h<e&&u>t)return af(f,e,t,h);if(u>=e&&s==-1&&(s=a,r=h),h>t&&f.dom.parentNode==n.dom){o=a,l=c;break}c=u,h=u+f.breakAfter}return{from:r,to:l<0?i+n.length:l,startDOM:(s?n.children[s-1].dom.nextSibling:null)||n.dom.firstChild,endDOM:o<n.children.length&&o>=0?n.children[o].dom:null}}else return n.isText()?{from:i,to:i+n.length,startDOM:n.dom,endDOM:n.dom.nextSibling}:null}function hf(n,e){let t,{newSel:i}=e,{state:s}=n,r=s.selection.main,o=n.inputState.lastKeyTime>Date.now()-100?n.inputState.lastKeyCode:-1;if(e.bounds){let{from:l,to:a}=e.bounds,h=r.from,c=null;(o===8||Z.android&&e.text.length<a-l)&&(h=r.to,c="end");let f=s.doc.sliceString(l,a,Ti),u,d;!r.empty&&r.from>=l&&r.to<=a&&(e.typeOver||f!=e.text)&&f.slice(0,r.from-l)==e.text.slice(0,r.from-l)&&f.slice(r.to-l)==e.text.slice(u=e.text.length-(f.length-(r.to-l)))?t={from:r.from,to:r.to,insert:B.of(e.text.slice(r.from-l,u).split(Ti))}:(d=cf(f,e.text,h-l,c))&&(Z.chrome&&o==13&&d.toB==d.from+2&&e.text.slice(d.from,d.toB)==Ti+Ti&&d.toB--,t={from:l+d.from,to:l+d.toA,insert:B.of(e.text.slice(d.from,d.toB).split(Ti))})}else i&&(!n.hasFocus&&s.facet(vt)||Ys(i,r))&&(i=null);if(!t&&!i)return!1;if((Z.mac||Z.android)&&t&&t.from==t.to&&t.from==r.head-1&&/^\. ?$/.test(t.insert.toString())&&n.contentDOM.getAttribute("autocorrect")=="off"?(i&&t.insert.length==2&&(i=x.single(i.main.anchor-1,i.main.head-1)),t={from:t.from,to:t.to,insert:B.of([t.insert.toString().replace("."," 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r=e.insert.toString();n.inputState.composing>=0&&n.inputState.composing++;let o,l=()=>o||(o=em(n,e,t));return n.state.facet(Gc).some(a=>a(n,e.from,e.to,r,l))||n.dispatch(l()),!0}function em(n,e,t){let i,s=n.state,r=s.selection.main,o=-1;if(e.from==e.to&&e.from<r.from||e.from>r.to){let a=e.from<r.from?-1:1,h=a<0?r.from:r.to,c=On(s.facet(kn).map(f=>f(n)),h,a);e.from==c&&(o=c)}if(o>-1)i={changes:e,selection:x.cursor(e.from+e.insert.length,-1)};else if(e.from>=r.from&&e.to<=r.to&&e.to-e.from>=(r.to-r.from)/3&&(!t||t.main.empty&&t.main.from==e.from+e.insert.length)&&n.inputState.composing<0){let a=r.from<e.from?s.sliceDoc(r.from,e.from):"",h=r.to>e.to?s.sliceDoc(e.to,r.to):"";i=s.replaceSelection(n.state.toText(a+e.insert.sliceString(0,void 0,n.state.lineBreak)+h))}else{let a=s.changes(e),h=t&&t.main.to<=a.newLength?t.main:void 0;if(s.selection.ranges.length>1&&(n.inputState.composing>=0||n.inputState.compositionPendingChange)&&e.to<=r.to+10&&e.to>=r.to-10){let c=n.state.sliceDoc(e.from,e.to),f,u=t&&of(n,t.main.head);if(u){let p=e.insert.length-(e.to-e.from);f={from:u.from,to:u.to-p}}else f=n.state.doc.lineAt(r.head);let d=r.to-e.to;i=s.changeByRange(p=>{if(p.from==r.from&&p.to==r.to)return{changes:a,range:h||p.map(a)};let O=p.to-d,m=O-c.length;if(n.state.sliceDoc(m,O)!=c||O>=f.from&&m<=f.to)return{range:p};let g=s.changes({from:m,to:O,insert:e.insert}),S=p.to-r.to;return{changes:g,range:h?x.range(Math.max(0,h.anchor+S),Math.max(0,h.head+S)):p.map(g)}})}else i={changes:a,selection:h&&s.selection.replaceRange(h)}}let l="input.type";return(n.composing||n.inputState.compositionPendingChange&&n.inputState.compositionEndedAt>Date.now()-50)&&(n.inputState.compositionPendingChange=!1,l+=".compose",n.inputState.compositionFirstChange&&(l+=".start",n.inputState.compositionFirstChange=!1)),s.update(i,{userEvent:l,scrollIntoView:!0})}function cf(n,e,t,i){let s=Math.min(n.length,e.length),r=0;for(;r<s&&n.charCodeAt(r)==e.charCodeAt(r);)r++;if(r==s&&n.length==e.length)return null;let o=n.length,l=e.length;for(;o>0&&l>0&&n.charCodeAt(o-1)==e.charCodeAt(l-1);)o--,l--;if(i=="end"){let a=Math.max(0,r-Math.min(o,l));t-=o+a-r}if(o<r&&n.length<e.length){let a=t<=r&&t>=o?r-t:0;r-=a,l=r+(l-o),o=r}else if(l<r){let a=t<=r&&t>=l?r-t:0;r-=a,o=r+(o-l),l=r}return{from:r,toA:o,toB:l}}function tm(n){let e=[];if(n.root.activeElement!=n.contentDOM)return e;let{anchorNode:t,anchorOffset:i,focusNode:s,focusOffset:r}=n.observer.selectionRange;return t&&(e.push(new Bs(t,i)),(s!=t||r!=i)&&e.push(new Bs(s,r))),e}function im(n,e){if(n.length==0)return null;let t=n[0].pos,i=n.length==2?n[1].pos:t;return t>-1&&i>-1?x.single(t+e,i+e):null}function Ys(n,e){return e.head==n.main.head&&e.anchor==n.main.anchor}var dl=class{setSelectionOrigin(e){this.lastSelectionOrigin=e,this.lastSelectionTime=Date.now()}constructor(e){this.view=e,this.lastKeyCode=0,this.lastKeyTime=0,this.lastTouchTime=0,this.lastTouchX=0,this.lastTouchY=0,this.lastFocusTime=0,this.lastScrollTop=0,this.lastScrollLeft=0,this.lastWheelEvent=0,this.pendingIOSKey=void 0,this.tabFocusMode=-1,this.lastSelectionOrigin=null,this.lastSelectionTime=0,this.lastContextMenu=0,this.scrollHandlers=[],this.handlers=Object.create(null),this.composing=-1,this.compositionFirstChange=null,this.compositionEndedAt=0,this.compositionPendingKey=!1,this.compositionPendingChange=!1,this.insertingText="",this.insertingTextAt=0,this.mouseSelection=null,this.draggedContent=null,this.handleEvent=this.handleEvent.bind(this),this.notifiedFocused=e.hasFocus,Z.safari&&e.contentDOM.addEventListener("input",()=>null),Z.gecko&&mm(e.contentDOM.ownerDocument)}handleEvent(e){!hm(this.view,e)||this.ignoreDuringComposition(e)||e.type=="keydown"&&this.keydown(e)||(this.view.updateState!=0?Promise.resolve().then(()=>this.runHandlers(e.type,e)):this.runHandlers(e.type,e))}runHandlers(e,t){let i=this.handlers[e];if(i){for(let s of i.observers)s(this.view,t);for(let s of i.handlers){if(t.defaultPrevented)break;if(s(this.view,t)){t.preventDefault();break}}}}ensureHandlers(e){let t=nm(e),i=this.handlers,s=this.view.contentDOM;for(let r in t)if(r!="scroll"){let o=!t[r].handlers.length,l=i[r];l&&o!=!l.handlers.length&&(s.removeEventListener(r,this.handleEvent),l=null),l||s.addEventListener(r,this.handleEvent,{passive:o})}for(let r in i)r!="scroll"&&!t[r]&&s.removeEventListener(r,this.handleEvent);this.handlers=t}keydown(e){if(this.lastKeyCode=e.keyCode,this.lastKeyTime=Date.now(),e.keyCode==9&&this.tabFocusMode>-1&&(!this.tabFocusMode||Date.now()<=this.tabFocusMode))return!0;if(this.tabFocusMode>0&&e.keyCode!=27&&uf.indexOf(e.keyCode)<0&&(this.tabFocusMode=-1),Z.android&&Z.chrome&&!e.synthetic&&(e.keyCode==13||e.keyCode==8))return this.view.observer.delayAndroidKey(e.key,e.keyCode),!0;let t;return Z.ios&&!e.synthetic&&!e.altKey&&!e.metaKey&&!e.shiftKey&&((t=ff.find(i=>i.keyCode==e.keyCode))&&!e.ctrlKey||sm.indexOf(e.key)>-1&&e.ctrlKey)?(this.pendingIOSKey=t||e,setTimeout(()=>this.flushIOSKey(),250),!0):(e.keyCode!=229&&this.view.observer.forceFlush(),!1)}flushIOSKey(e){let t=this.pendingIOSKey;return!t||t.key=="Enter"&&e&&e.from<e.to&&/^\S+$/.test(e.insert.toString())?!1:(this.pendingIOSKey=void 0,Xi(this.view.contentDOM,t.key,t.keyCode,t instanceof KeyboardEvent?t:void 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n==e?n:(n.constructor!=e.constructor&&(_i=!0),e)}We.prototype.size=1;var gm=R.replace({}),qs=class extends We{constructor(e,t,i){super(e,t),this.deco=i,this.spaceAbove=0}mainBlock(e,t){return new st(t,this.length,e+this.spaceAbove,this.height-this.spaceAbove,this.deco||0)}blockAt(e,t,i,s){return this.spaceAbove&&e<i+this.spaceAbove?new st(s,0,i,this.spaceAbove,gm):this.mainBlock(i,s)}lineAt(e,t,i,s,r){let o=this.mainBlock(s,r);return this.spaceAbove?this.blockAt(0,i,s,r).join(o):o}forEachLine(e,t,i,s,r,o){e<=r+this.length&&t>=r&&o(this.lineAt(0,ee.ByPos,i,s,r))}setMeasuredHeight(e){let t=e.heights[e.index++];t<0?(this.spaceAbove=-t,t=e.heights[e.index++]):this.spaceAbove=0,this.setHeight(t)}updateHeight(e,t=0,i=!1,s){return s&&s.from<=t&&s.more&&this.setMeasuredHeight(s),this.outdated=!1,this}toString(){return`block(${this.length})`}},He=class n extends qs{constructor(e,t,i){super(e,t,null),this.collapsed=0,this.widgetHeight=0,this.breaks=0,this.spaceAbove=i}mainBlock(e,t){return new st(t,this.length,e+this.spaceAbove,this.height-this.spaceAbove,this.breaks)}replace(e,t,i){let s=i[0];return i.length==1&&(s instanceof n||s instanceof Dt&&s.flags&4)&&Math.abs(this.length-s.length)<10?(s instanceof Dt?s=new n(s.length,this.height,this.spaceAbove):s.height=this.height,this.outdated||(s.outdated=!1),s):We.of(i)}updateHeight(e,t=0,i=!1,s){return s&&s.from<=t&&s.more?this.setMeasuredHeight(s):(i||this.outdated)&&(this.spaceAbove=0,this.setHeight(Math.max(this.widgetHeight,e.heightForLine(this.length-this.collapsed))+this.breaks*e.lineHeight)),this.outdated=!1,this}toString(){return`line(${this.length}${this.collapsed?-this.collapsed:""}${this.widgetHeight?":"+this.widgetHeight:""})`}},Dt=class n extends We{constructor(e){super(e,0)}heightMetrics(e,t){let i=e.doc.lineAt(t).number,s=e.doc.lineAt(t+this.length).number,r=s-i+1,o,l=0;if(e.lineWrapping){let a=Math.min(this.height,e.lineHeight*r);o=a/r,this.length>r+1&&(l=(this.height-a)/(this.length-r-1))}else o=this.height/r;return{firstLine:i,lastLine:s,perLine:o,perChar:l}}blockAt(e,t,i,s){let{firstLine:r,lastLine:o,perLine:l,perChar:a}=this.heightMetrics(t,s);if(t.lineWrapping){let h=s+(e<t.lineHeight?0:Math.round(Math.max(0,Math.min(1,(e-i)/this.height))*this.length)),c=t.doc.lineAt(h),f=l+c.length*a,u=Math.max(i,e-f/2);return new st(c.from,c.length,u,f,0)}else{let h=Math.max(0,Math.min(o-r,Math.floor((e-i)/l))),{from:c,length:f}=t.doc.line(r+h);return new st(c,f,i+l*h,l,0)}}lineAt(e,t,i,s,r){if(t==ee.ByHeight)return this.blockAt(e,i,s,r);if(t==ee.ByPosNoHeight){let{from:d,to:p}=i.doc.lineAt(e);return new st(d,p-d,0,0,0)}let{firstLine:o,perLine:l,perChar:a}=this.heightMetrics(i,r),h=i.doc.lineAt(e),c=l+h.length*a,f=h.number-o,u=s+l*f+a*(h.from-r-f);return new st(h.from,h.length,Math.max(s,Math.min(u,s+this.height-c)),c,0)}forEachLine(e,t,i,s,r,o){e=Math.max(e,r),t=Math.min(t,r+this.length);let{firstLine:l,perLine:a,perChar:h}=this.heightMetrics(i,r);for(let c=e,f=s;c<=t;){let u=i.doc.lineAt(c);if(c==e){let p=u.number-l;f+=a*p+h*(e-r-p)}let d=a+h*u.length;o(new st(u.from,u.length,f,d,0)),f+=d,c=u.to+1}}replace(e,t,i){let s=this.length-t;if(s>0){let r=i[i.length-1];r instanceof n?i[i.length-1]=new n(r.length+s):i.push(null,new n(s-1))}if(e>0){let r=i[0];r instanceof n?i[0]=new n(e+r.length):i.unshift(new n(e-1),null)}return We.of(i)}decomposeLeft(e,t){t.push(new n(e-1),null)}decomposeRight(e,t){t.push(null,new n(this.length-e-1))}updateHeight(e,t=0,i=!1,s){let r=t+this.length;if(s&&s.from<=t+this.length&&s.more){let o=[],l=Math.max(t,s.from),a=-1;for(s.from>t&&o.push(new n(s.from-t-1).updateHeight(e,t));l<=r&&s.more;){let c=e.doc.lineAt(l).length;o.length&&o.push(null);let f=s.heights[s.index++],u=0;f<0&&(u=-f,f=s.heights[s.index++]),a==-1?a=f:Math.abs(f-a)>=Zs&&(a=-2);let d=new He(c,f,u);d.outdated=!1,o.push(d),l+=c+1}l<=r&&o.push(null,new n(r-l).updateHeight(e,l));let h=We.of(o);return(a<0||Math.abs(h.height-this.height)>=Zs||Math.abs(a-this.heightMetrics(e,t).perLine)>=Zs)&&(_i=!0),Is(this,h)}else(i||this.outdated)&&(this.setHeight(e.heightForGap(t,t+this.length)),this.outdated=!1);return this}toString(){return`gap(${this.length})`}},yl=class extends We{constructor(e,t,i){super(e.length+t+i.length,e.height+i.height,t|(e.outdated||i.outdated?2:0)),this.left=e,this.right=i,this.size=e.size+i.size}get break(){return this.flags&1}blockAt(e,t,i,s){let r=i+this.left.height;return e<r?this.left.blockAt(e,t,i,s):this.right.blockAt(e,t,r,s+this.left.length+this.break)}lineAt(e,t,i,s,r){let o=s+this.left.height,l=r+this.left.length+this.break,a=t==ee.ByHeight?e<o:e<l,h=a?this.left.lineAt(e,t,i,s,r):this.right.lineAt(e,t,i,o,l);if(this.break||(a?h.to<l:h.from>l))return h;let c=t==ee.ByPosNoHeight?ee.ByPosNoHeight:ee.ByPos;return a?h.join(this.right.lineAt(l,c,i,o,l)):this.left.lineAt(l,c,i,s,r).join(h)}forEachLine(e,t,i,s,r,o){let l=s+this.left.height,a=r+this.left.length+this.break;if(this.break)e<a&&this.left.forEachLine(e,t,i,s,r,o),t>=a&&this.right.forEachLine(e,t,i,l,a,o);else{let h=this.lineAt(a,ee.ByPos,i,s,r);e<h.from&&this.left.forEachLine(e,h.from-1,i,s,r,o),h.to>=e&&h.from<=t&&o(h),t>h.to&&this.right.forEachLine(h.to+1,t,i,l,a,o)}}replace(e,t,i){let s=this.left.length+this.break;if(t<s)return this.balanced(this.left.replace(e,t,i),this.right);if(e>this.left.length)return this.balanced(this.left,this.right.replace(e-s,t-s,i));let r=[];e>0&&this.decomposeLeft(e,r);let o=r.length;for(let l of i)r.push(l);if(e>0&&uc(r,o-1),t<this.length){let l=r.length;this.decomposeRight(t,r),uc(r,l)}return We.of(r)}decomposeLeft(e,t){let i=this.left.length;if(e<=i)return this.left.decomposeLeft(e,t);t.push(this.left),this.break&&(i++,e>=i&&t.push(null)),e>i&&this.right.decomposeLeft(e-i,t)}decomposeRight(e,t){let i=this.left.length,s=i+this.break;if(e>=s)return this.right.decomposeRight(e-s,t);e<i&&this.left.decomposeRight(e,t),this.break&&e<s&&t.push(null),t.push(this.right)}balanced(e,t){return e.size>2*t.size||t.size>2*e.size?We.of(this.break?[e,null,t]:[e,t]):(this.left=Is(this.left,e),this.right=Is(this.right,t),this.setHeight(e.height+t.height),this.outdated=e.outdated||t.outdated,this.size=e.size+t.size,this.length=e.length+this.break+t.length,this)}updateHeight(e,t=0,i=!1,s){let{left:r,right:o}=this,l=t+r.length+this.break,a=null;return s&&s.from<=t+r.length&&s.more?a=r=r.updateHeight(e,t,i,s):r.updateHeight(e,t,i),s&&s.from<=l+o.length&&s.more?a=o=o.updateHeight(e,l,i,s):o.updateHeight(e,l,i),a?this.balanced(r,o):(this.height=this.left.height+this.right.height,this.outdated=!1,this)}toString(){return this.left+(this.break?" ":"-")+this.right}};function uc(n,e){let t,i;n[e]==null&&(t=n[e-1])instanceof Dt&&(i=n[e+1])instanceof Dt&&n.splice(e-1,3,new Dt(t.length+1+i.length))}var ym=5,xl=class n{constructor(e,t){this.pos=e,this.oracle=t,this.nodes=[],this.lineStart=-1,this.lineEnd=-1,this.covering=null,this.writtenTo=e}get isCovered(){return this.covering&&this.nodes[this.nodes.length-1]==this.covering}span(e,t){if(this.lineStart>-1){let i=Math.min(t,this.lineEnd),s=this.nodes[this.nodes.length-1];s instanceof He?s.length+=i-this.pos:(i>this.pos||!this.isCovered)&&this.nodes.push(new He(i-this.pos,-1,0)),this.writtenTo=i,t>i&&(this.nodes.push(null),this.writtenTo++,this.lineStart=-1)}this.pos=t}point(e,t,i){if(e<t||i.heightRelevant){let s=i.widget?i.widget.estimatedHeight:0,r=i.widget?i.widget.lineBreaks:0;s<0&&(s=this.oracle.lineHeight);let o=t-e;i.block?this.addBlock(new qs(o,s,i)):(o||r||s>=ym)&&this.addLineDeco(s,r,o)}else t>e&&this.span(e,t);this.lineEnd>-1&&this.lineEnd<this.pos&&(this.lineEnd=this.oracle.doc.lineAt(this.pos).to)}enterLine(){if(this.lineStart>-1)return;let{from:e,to:t}=this.oracle.doc.lineAt(this.pos);this.lineStart=e,this.lineEnd=t,this.writtenTo<e&&((this.writtenTo<e-1||this.nodes[this.nodes.length-1]==null)&&this.nodes.push(this.blankContent(this.writtenTo,e-1)),this.nodes.push(null)),this.pos>e&&this.nodes.push(new He(this.pos-e,-1,0)),this.writtenTo=this.pos}blankContent(e,t){let i=new Dt(t-e);return this.oracle.doc.lineAt(e).to==t&&(i.flags|=4),i}ensureLine(){this.enterLine();let e=this.nodes.length?this.nodes[this.nodes.length-1]:null;if(e instanceof He)return e;let t=new He(0,-1,0);return this.nodes.push(t),t}addBlock(e){this.enterLine();let t=e.deco;t&&t.startSide>0&&!this.isCovered&&this.ensureLine(),this.nodes.push(e),this.writtenTo=this.pos=this.pos+e.length,t&&t.endSide>0&&(this.covering=e)}addLineDeco(e,t,i){let s=this.ensureLine();s.length+=i,s.collapsed+=i,s.widgetHeight=Math.max(s.widgetHeight,e),s.breaks+=t,this.writtenTo=this.pos=this.pos+i}finish(e){let t=this.nodes.length==0?null:this.nodes[this.nodes.length-1];this.lineStart>-1&&!(t instanceof He)&&!this.isCovered?this.nodes.push(new He(0,-1,0)):(this.writtenTo<this.pos||t==null)&&this.nodes.push(this.blankContent(this.writtenTo,this.pos));let i=e;for(let s of this.nodes)s instanceof He&&s.updateHeight(this.oracle,i),i+=s?s.length:1;return this.nodes}static build(e,t,i,s){let r=new n(i,e);return I.spans(t,i,s,r,0),r.finish(i)}};function xm(n,e,t){let i=new bl;return I.compare(n,e,t,i,0),i.changes}var bl=class{constructor(){this.changes=[]}compareRange(){}comparePoint(e,t,i,s){(e<t||i&&i.heightRelevant||s&&s.heightRelevant)&&Ri(e,t,this.changes,5)}};function bm(n,e){let t=n.getBoundingClientRect(),i=n.ownerDocument,s=i.defaultView||window,r=Math.max(0,t.left),o=Math.min(s.innerWidth,t.right),l=Math.max(0,t.top),a=Math.min(s.innerHeight,t.bottom);for(let h=n.parentNode;h&&h!=i.body;)if(h.nodeType==1){let c=h,f=window.getComputedStyle(c);if((c.scrollHeight>c.clientHeight||c.scrollWidth>c.clientWidth)&&f.overflow!="visible"){let u=c.getBoundingClientRect();r=Math.max(r,u.left),o=Math.min(o,u.right),l=Math.max(l,u.top),a=Math.min(h==n.parentNode?s.innerHeight:a,u.bottom)}h=f.position=="absolute"||f.position=="fixed"?c.offsetParent:c.parentNode}else if(h.nodeType==11)h=h.host;else break;return{left:r-t.left,right:Math.max(r,o)-t.left,top:l-(t.top+e),bottom:Math.max(l,a)-(t.top+e)}}function Sm(n){let e=n.getBoundingClientRect(),t=n.ownerDocument.defaultView||window;return e.left<t.innerWidth&&e.right>0&&e.top<t.innerHeight&&e.bottom>0}function wm(n,e){let t=n.getBoundingClientRect();return{left:0,right:t.right-t.left,top:e,bottom:t.bottom-(t.top+e)}}var mn=class{constructor(e,t,i,s){this.from=e,this.to=t,this.size=i,this.displaySize=s}static same(e,t){if(e.length!=t.length)return!1;for(let i=0;i<e.length;i++){let s=e[i],r=t[i];if(s.from!=r.from||s.to!=r.to||s.size!=r.size)return!1}return!0}draw(e,t){return R.replace({widget:new Sl(this.displaySize*(t?e.scaleY:e.scaleX),t)}).range(this.from,this.to)}},Sl=class extends $e{constructor(e,t){super(),this.size=e,this.vertical=t}eq(e){return e.size==this.size&&e.vertical==this.vertical}toDOM(){let e=document.createElement("div");return this.vertical?e.style.height=this.size+"px":(e.style.width=this.size+"px",e.style.height="2px",e.style.display="inline-block"),e}get estimatedHeight(){return this.vertical?this.size:-1}},Vs=class{constructor(e,t){this.view=e,this.state=t,this.pixelViewport={left:0,right:window.innerWidth,top:0,bottom:0},this.inView=!0,this.paddingTop=0,this.paddingBottom=0,this.contentDOMWidth=0,this.contentDOMHeight=0,this.editorHeight=0,this.editorWidth=0,this.scaleX=1,this.scaleY=1,this.scrollOffset=0,this.scrolledToBottom=!1,this.scrollAnchorPos=0,this.scrollAnchorHeight=-1,this.scaler=dc,this.scrollTarget=null,this.printing=!1,this.mustMeasureContent=!0,this.defaultTextDirection=N.LTR,this.visibleRanges=[],this.mustEnforceCursorAssoc=!1;let i=t.facet(ql).some(s=>typeof s!="function"&&s.class=="cm-lineWrapping");this.heightOracle=new ml(i),this.stateDeco=pc(t),this.heightMap=We.empty().applyChanges(this.stateDeco,B.empty,this.heightOracle.setDoc(t.doc),[new rt(0,0,0,t.doc.length)]);for(let s=0;s<2&&(this.viewport=this.getViewport(0,null),!!this.updateForViewport());s++);this.updateViewportLines(),this.lineGaps=this.ensureLineGaps([]),this.lineGapDeco=R.set(this.lineGaps.map(s=>s.draw(this,!1))),this.scrollParent=e.scrollDOM,this.computeVisibleRanges()}updateForViewport(){let e=[this.viewport],{main:t}=this.state.selection;for(let i=0;i<=1;i++){let s=i?t.head:t.anchor;if(!e.some(({from:r,to:o})=>s>=r&&s<=o)){let{from:r,to:o}=this.lineBlockAt(s);e.push(new Zi(r,o))}}return this.viewports=e.sort((i,s)=>i.from-s.from),this.updateScaler()}updateScaler(){let e=this.scaler;return this.scaler=this.heightMap.height<=7e6?dc:new wl(this.heightOracle,this.heightMap,this.viewports),e.eq(this.scaler)?0:2}updateViewportLines(){this.viewportLines=[],this.heightMap.forEachLine(this.viewport.from,this.viewport.to,this.heightOracle.setDoc(this.state.doc),0,0,e=>{this.viewportLines.push(an(e,this.scaler))})}update(e,t=null){this.state=e.state;let i=this.stateDeco;this.stateDeco=pc(this.state);let s=e.changedRanges,r=rt.extendWithRanges(s,xm(i,this.stateDeco,e?e.changes:Qe.empty(this.state.doc.length))),o=this.heightMap.height,l=this.scrolledToBottom?null:this.scrollAnchorAt(this.scrollOffset);fc(),this.heightMap=this.heightMap.applyChanges(this.stateDeco,e.startState.doc,this.heightOracle.setDoc(this.state.doc),r),(this.heightMap.height!=o||_i)&&(e.flags|=2),l?(this.scrollAnchorPos=e.changes.mapPos(l.from,-1),this.scrollAnchorHeight=l.top):(this.scrollAnchorPos=-1,this.scrollAnchorHeight=o);let a=r.length?this.mapViewport(this.viewport,e.changes):this.viewport;(t&&(t.range.head<a.from||t.range.head>a.to)||!this.viewportIsAppropriate(a))&&(a=this.getViewport(0,t));let h=a.from!=this.viewport.from||a.to!=this.viewport.to;this.viewport=a,e.flags|=this.updateForViewport(),(h||!e.changes.empty||e.flags&2)&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(this.mapLineGaps(this.lineGaps,e.changes))),e.flags|=this.computeVisibleRanges(e.changes),t&&(this.scrollTarget=t),!this.mustEnforceCursorAssoc&&(e.selectionSet||e.focusChanged)&&e.view.lineWrapping&&e.state.selection.main.empty&&e.state.selection.main.assoc&&!e.state.facet(Hc)&&(this.mustEnforceCursorAssoc=!0)}measure(){let{view:e}=this,t=e.contentDOM,i=window.getComputedStyle(t),s=this.heightOracle,r=i.whiteSpace;this.defaultTextDirection=i.direction=="rtl"?N.RTL:N.LTR;let o=this.heightOracle.mustRefreshForWrapping(r)||this.mustMeasureContent==="refresh",l=t.getBoundingClientRect(),a=o||this.mustMeasureContent||this.contentDOMHeight!=l.height;this.contentDOMHeight=l.height,this.mustMeasureContent=!1;let h=0,c=0;if(l.width&&l.height){let{scaleX:w,scaleY:v}=Rc(t,l);(w>.005&&Math.abs(this.scaleX-w)>.005||v>.005&&Math.abs(this.scaleY-v)>.005)&&(this.scaleX=w,this.scaleY=v,h|=16,o=a=!0)}let f=(parseInt(i.paddingTop)||0)*this.scaleY,u=(parseInt(i.paddingBottom)||0)*this.scaleY;(this.paddingTop!=f||this.paddingBottom!=u)&&(this.paddingTop=f,this.paddingBottom=u,h|=18),this.editorWidth!=e.scrollDOM.clientWidth&&(s.lineWrapping&&(a=!0),this.editorWidth=e.scrollDOM.clientWidth,h|=16);let d=Xc(this.view.contentDOM,!1).y;d!=this.scrollParent&&(this.scrollParent=d,this.scrollAnchorHeight=-1,this.scrollOffset=0);let p=this.getScrollOffset();this.scrollOffset!=p&&(this.scrollAnchorHeight=-1,this.scrollOffset=p),this.scrolledToBottom=Ec(this.scrollParent||e.win);let O=(this.printing?wm:bm)(t,this.paddingTop),m=O.top-this.pixelViewport.top,g=O.bottom-this.pixelViewport.bottom;this.pixelViewport=O;let S=this.pixelViewport.bottom>this.pixelViewport.top&&this.pixelViewport.right>this.pixelViewport.left;if(S!=this.inView&&(this.inView=S,S&&(a=!0)),!this.inView&&!this.scrollTarget&&!Sm(e.dom))return 0;let b=l.width;if((this.contentDOMWidth!=b||this.editorHeight!=e.scrollDOM.clientHeight)&&(this.contentDOMWidth=l.width,this.editorHeight=e.scrollDOM.clientHeight,h|=16),a){let w=e.docView.measureVisibleLineHeights(this.viewport);if(s.mustRefreshForHeights(w)&&(o=!0),o||s.lineWrapping&&Math.abs(b-this.contentDOMWidth)>s.charWidth){let{lineHeight:v,charWidth:Q,textHeight:D}=e.docView.measureTextSize();o=v>0&&s.refresh(r,v,Q,D,Math.max(5,b/Q),w),o&&(e.docView.minWidth=0,h|=16)}m>0&&g>0?c=Math.max(m,g):m<0&&g<0&&(c=Math.min(m,g)),fc();for(let v of this.viewports){let Q=v.from==this.viewport.from?w:e.docView.measureVisibleLineHeights(v);this.heightMap=(o?We.empty().applyChanges(this.stateDeco,B.empty,this.heightOracle,[new rt(0,0,0,e.state.doc.length)]):this.heightMap).updateHeight(s,0,o,new gl(v.from,Q))}_i&&(h|=2)}let A=!this.viewportIsAppropriate(this.viewport,c)||this.scrollTarget&&(this.scrollTarget.range.head<this.viewport.from||this.scrollTarget.range.head>this.viewport.to);return A&&(h&2&&(h|=this.updateScaler()),this.viewport=this.getViewport(c,this.scrollTarget),h|=this.updateForViewport()),(h&2||A)&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(o?[]:this.lineGaps,e)),h|=this.computeVisibleRanges(),this.mustEnforceCursorAssoc&&(this.mustEnforceCursorAssoc=!1,e.docView.enforceCursorAssoc()),h}get visibleTop(){return this.scaler.fromDOM(this.pixelViewport.top)}get visibleBottom(){return this.scaler.fromDOM(this.pixelViewport.bottom)}getViewport(e,t){let i=.5-Math.max(-.5,Math.min(.5,e/1e3/2)),s=this.heightMap,r=this.heightOracle,{visibleTop:o,visibleBottom:l}=this,a=new Zi(s.lineAt(o-i*1e3,ee.ByHeight,r,0,0).from,s.lineAt(l+(1-i)*1e3,ee.ByHeight,r,0,0).to);if(t){let{head:h}=t.range;if(h<a.from||h>a.to){let c=Math.min(this.editorHeight,this.pixelViewport.bottom-this.pixelViewport.top),f=s.lineAt(h,ee.ByPos,r,0,0),u;t.y=="center"?u=(f.top+f.bottom)/2-c/2:t.y=="start"||t.y=="nearest"&&h<a.from?u=f.top:u=f.bottom-c,a=new Zi(s.lineAt(u-1e3/2,ee.ByHeight,r,0,0).from,s.lineAt(u+c+1e3/2,ee.ByHeight,r,0,0).to)}}return a}mapViewport(e,t){let i=t.mapPos(e.from,-1),s=t.mapPos(e.to,1);return new Zi(this.heightMap.lineAt(i,ee.ByPos,this.heightOracle,0,0).from,this.heightMap.lineAt(s,ee.ByPos,this.heightOracle,0,0).to)}viewportIsAppropriate({from:e,to:t},i=0){if(!this.inView)return!0;let{top:s}=this.heightMap.lineAt(e,ee.ByPos,this.heightOracle,0,0),{bottom:r}=this.heightMap.lineAt(t,ee.ByPos,this.heightOracle,0,0),{visibleTop:o,visibleBottom:l}=this;return(e==0||s<=o-Math.max(10,Math.min(-i,250)))&&(t==this.state.doc.length||r>=l+Math.max(10,Math.min(i,250)))&&s>o-2*1e3&&r<l+2*1e3}mapLineGaps(e,t){if(!e.length||t.empty)return e;let i=[];for(let s of e)t.touchesRange(s.from,s.to)||i.push(new mn(t.mapPos(s.from),t.mapPos(s.to),s.size,s.displaySize));return i}ensureLineGaps(e,t){let i=this.heightOracle.lineWrapping,s=i?1e4:2e3,r=s>>1,o=s<<1;if(this.defaultTextDirection!=N.LTR&&!i)return[];let l=[],a=(c,f,u,d)=>{if(f-c<r)return;let p=this.state.selection.main,O=[p.from];p.empty||O.push(p.to);for(let g of O)if(g>c&&g<f){a(c,g-10,u,d),a(g+10,f,u,d);return}let m=Qm(e,g=>g.from>=u.from&&g.to<=u.to&&Math.abs(g.from-c)<r&&Math.abs(g.to-f)<r&&!O.some(S=>g.from<S&&g.to>S));if(!m){if(f<u.to&&t&&i&&t.visibleRanges.some(b=>b.from<=f&&b.to>=f)){let b=t.moveToLineBoundary(x.cursor(f),!1,!0).head;b>c&&(f=b)}let g=this.gapSize(u,c,f,d),S=i||g<2e6?g:2e6;m=new mn(c,f,g,S)}l.push(m)},h=c=>{if(c.length<o||c.type!=ge.Text)return;let f=km(c.from,c.to,this.stateDeco);if(f.total<o)return;let u=this.scrollTarget?this.scrollTarget.range.head:null,d,p;if(i){let O=s/this.heightOracle.lineLength*this.heightOracle.lineHeight,m,g;if(u!=null){let S=Qs(f,u),b=((this.visibleBottom-this.visibleTop)/2+O)/c.height;m=S-b,g=S+b}else m=(this.visibleTop-c.top-O)/c.height,g=(this.visibleBottom-c.top+O)/c.height;d=ks(f,m),p=ks(f,g)}else{let O=f.total*this.heightOracle.charWidth,m=s*this.heightOracle.charWidth,g=0;if(O>2e6)for(let v of e)v.from>=c.from&&v.from<c.to&&v.size!=v.displaySize&&v.from*this.heightOracle.charWidth+g<this.pixelViewport.left&&(g=v.size-v.displaySize);let S=this.pixelViewport.left+g,b=this.pixelViewport.right+g,A,w;if(u!=null){let v=Qs(f,u),Q=((b-S)/2+m)/O;A=v-Q,w=v+Q}else A=(S-m)/O,w=(b+m)/O;d=ks(f,A),p=ks(f,w)}d>c.from&&a(c.from,d,c,f),p<c.to&&a(p,c.to,c,f)};for(let c of this.viewportLines)Array.isArray(c.type)?c.type.forEach(h):h(c);return l}gapSize(e,t,i,s){let r=Qs(s,i)-Qs(s,t);return this.heightOracle.lineWrapping?e.height*r:s.total*this.heightOracle.charWidth*r}updateLineGaps(e){mn.same(e,this.lineGaps)||(this.lineGaps=e,this.lineGapDeco=R.set(e.map(t=>t.draw(this,this.heightOracle.lineWrapping))))}computeVisibleRanges(e){let t=this.stateDeco;this.lineGaps.length&&(t=t.concat(this.lineGapDeco));let i=[];I.spans(t,this.viewport.from,this.viewport.to,{span(r,o){i.push({from:r,to:o})},point(){}},20);let s=0;if(i.length!=this.visibleRanges.length)s=12;else for(let r=0;r<i.length&&!(s&8);r++){let o=this.visibleRanges[r],l=i[r];(o.from!=l.from||o.to!=l.to)&&(s|=4,e&&e.mapPos(o.from,-1)==l.from&&e.mapPos(o.to,1)==l.to||(s|=8))}return this.visibleRanges=i,s}lineBlockAt(e){return e>=this.viewport.from&&e<=this.viewport.to&&this.viewportLines.find(t=>t.from<=e&&t.to>=e)||an(this.heightMap.lineAt(e,ee.ByPos,this.heightOracle,0,0),this.scaler)}lineBlockAtHeight(e){return e>=this.viewportLines[0].top&&e<=this.viewportLines[this.viewportLines.length-1].bottom&&this.viewportLines.find(t=>t.top<=e&&t.bottom>=e)||an(this.heightMap.lineAt(this.scaler.fromDOM(e),ee.ByHeight,this.heightOracle,0,0),this.scaler)}getScrollOffset(){return(this.scrollParent==this.view.scrollDOM?this.scrollParent.scrollTop:(this.scrollParent?this.scrollParent.getBoundingClientRect().top:0)-this.view.contentDOM.getBoundingClientRect().top)*this.scaleY}scrollAnchorAt(e){let t=this.lineBlockAtHeight(e+8);return t.from>=this.viewport.from||this.viewportLines[0].top-e>200?t:this.viewportLines[0]}elementAtHeight(e){return an(this.heightMap.blockAt(this.scaler.fromDOM(e),this.heightOracle,0,0),this.scaler)}get docHeight(){return this.scaler.toDOM(this.heightMap.height)}get contentHeight(){return this.docHeight+this.paddingTop+this.paddingBottom}},Zi=class{constructor(e,t){this.from=e,this.to=t}};function km(n,e,t){let i=[],s=n,r=0;return I.spans(t,n,e,{span(){},point(o,l){o>s&&(i.push({from:s,to:o}),r+=o-s),s=l}},20),s<e&&(i.push({from:s,to:e}),r+=e-s),{total:r,ranges:i}}function ks({total:n,ranges:e},t){if(t<=0)return e[0].from;if(t>=1)return e[e.length-1].to;let i=Math.floor(n*t);for(let s=0;;s++){let{from:r,to:o}=e[s],l=o-r;if(i<=l)return r+i;i-=l}}function Qs(n,e){let t=0;for(let{from:i,to:s}of n.ranges){if(e<=s){t+=e-i;break}t+=s-i}return t/n.total}function Qm(n,e){for(let t of n)if(e(t))return t}var dc={toDOM(n){return n},fromDOM(n){return n},scale:1,eq(n){return n==this}};function pc(n){let e=n.facet(Js).filter(i=>typeof i!="function"),t=n.facet(Vl).filter(i=>typeof i!="function");return t.length&&e.push(I.join(t)),e}var wl=class n{constructor(e,t,i){let 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this.stop(),e()}finally{this.start(),this.clear()}}start(){this.active||(this.observer.observe(this.dom,$m),_o&&this.dom.addEventListener("DOMCharacterDataModified",this.onCharData),this.active=!0)}stop(){this.active&&(this.active=!1,this.observer.disconnect(),_o&&this.dom.removeEventListener("DOMCharacterDataModified",this.onCharData))}clear(){this.processRecords(),this.queue.length=0,this.selectionChanged=!1}delayAndroidKey(e,t){var i;if(!this.delayedAndroidKey){let s=()=>{let r=this.delayedAndroidKey;r&&(this.clearDelayedAndroidKey(),this.view.inputState.lastKeyCode=r.keyCode,this.view.inputState.lastKeyTime=Date.now(),!this.flush()&&r.force&&Xi(this.dom,r.key,r.keyCode))};this.flushingAndroidKey=this.view.win.requestAnimationFrame(s)}(!this.delayedAndroidKey||e=="Enter")&&(this.delayedAndroidKey={key:e,keyCode:t,force:this.lastChange<Date.now()-50||!!(!((i=this.delayedAndroidKey)===null||i===void 0)&&i.force)})}clearDelayedAndroidKey(){this.win.cancelAnimationFrame(this.flushingAndroidKey),this.delayedAndroidKey=null,this.flushingAndroidKey=-1}flushSoon(){this.delayedFlush<0&&(this.delayedFlush=this.view.win.requestAnimationFrame(()=>{this.delayedFlush=-1,this.flush()}))}forceFlush(){this.delayedFlush>=0&&(this.view.win.cancelAnimationFrame(this.delayedFlush),this.delayedFlush=-1),this.flush()}pendingRecords(){for(let e of this.observer.takeRecords())this.queue.push(e);return this.queue}processRecords(){let e=this.pendingRecords();e.length&&(this.queue=[]);let t=-1,i=-1,s=!1;for(let r of e){let o=this.readMutation(r);o&&(o.typeOver&&(s=!0),t==-1?{from:t,to:i}=o:(t=Math.min(o.from,t),i=Math.max(o.to,i)))}return{from:t,to:i,typeOver:s}}readChange(){let{from:e,to:t,typeOver:i}=this.processRecords(),s=this.selectionChanged&&cn(this.dom,this.selectionRange);if(e<0&&!s)return null;e>-1&&(this.lastChange=Date.now()),this.view.inputState.lastFocusTime=0,this.selectionChanged=!1;let r=new ul(this.view,e,t,i);return this.view.docView.domChanged={newSel:r.newSel?r.newSel.main:null},r}flush(e=!0){if(this.delayedFlush>=0||this.delayedAndroidKey)return!1;e&&this.readSelectionRange();let t=this.readChange();if(!t)return this.view.requestMeasure(),!1;let i=this.view.state,s=hf(this.view,t);return this.view.state==i&&(t.domChanged||t.newSel&&!Ys(this.view.state.selection,t.newSel.main))&&this.view.update([]),s}readMutation(e){let t=this.view.docView.tile.nearest(e.target);if(!t||t.isWidget())return null;if(t.markDirty(e.type=="attributes"),e.type=="childList"){let i=Oc(t,e.previousSibling||e.target.previousSibling,-1),s=Oc(t,e.nextSibling||e.target.nextSibling,1);return{from:i?t.posAfter(i):t.posAtStart,to:s?t.posBefore(s):t.posAtEnd,typeOver:!1}}else return e.type=="characterData"?{from:t.posAtStart,to:t.posAtEnd,typeOver:e.target.nodeValue==e.oldValue}:null}setWindow(e){e!=this.win&&(this.removeWindowListeners(this.win),this.win=e,this.addWindowListeners(this.win))}addWindowListeners(e){e.addEventListener("resize",this.onResize),this.printQuery?this.printQuery.addEventListener?this.printQuery.addEventListener("change",this.onPrint):this.printQuery.addListener(this.onPrint):e.addEventListener("beforeprint",this.onPrint),e.addEventListener("scroll",this.onScroll),e.document.addEventListener("selectionchange",this.onSelectionChange)}removeWindowListeners(e){e.removeEventListener("scroll",this.onScroll),e.removeEventListener("resize",this.onResize),this.printQuery?this.printQuery.removeEventListener?this.printQuery.removeEventListener("change",this.onPrint):this.printQuery.removeListener(this.onPrint):e.removeEventListener("beforeprint",this.onPrint),e.document.removeEventListener("selectionchange",this.onSelectionChange)}update(e){this.editContext&&(this.editContext.update(e),e.startState.facet(vt)!=e.state.facet(vt)&&(e.view.contentDOM.editContext=e.state.facet(vt)?this.editContext.editContext:null))}destroy(){var e,t,i;this.stop(),(e=this.intersection)===null||e===void 0||e.disconnect(),(t=this.gapIntersection)===null||t===void 0||t.disconnect(),(i=this.resizeScroll)===null||i===void 0||i.disconnect();for(let s of this.scrollTargets)s.removeEventListener("scroll",this.onScroll);this.removeWindowListeners(this.win),clearTimeout(this.parentCheck),clearTimeout(this.resizeTimeout),this.win.cancelAnimationFrame(this.delayedFlush),this.win.cancelAnimationFrame(this.flushingAndroidKey),this.editContext&&(this.view.contentDOM.editContext=null,this.editContext.destroy())}};function Oc(n,e,t){for(;e;){let i=te.get(e);if(i&&i.parent==n)return i;let s=e.parentNode;e=s!=n.dom?s:t>0?e.nextSibling:e.previousSibling}return null}function mc(n,e){let t=e.startContainer,i=e.startOffset,s=e.endContainer,r=e.endOffset,o=n.docView.domAtPos(n.state.selection.main.anchor,1);return fn(o.node,o.offset,s,r)&&([t,i,s,r]=[s,r,t,i]),{anchorNode:t,anchorOffset:i,focusNode:s,focusOffset:r}}function Pm(n,e){if(e.getComposedRanges){let s=e.getComposedRanges(n.root)[0];if(s)return mc(n,s)}let t=null;function i(s){s.preventDefault(),s.stopImmediatePropagation(),t=s.getTargetRanges()[0]}return n.contentDOM.addEventListener("beforeinput",i,!0),n.dom.ownerDocument.execCommand("indent"),n.contentDOM.removeEventListener("beforeinput",i,!0),t?mc(n,t):null}var Pl=class{constructor(e){this.from=0,this.to=0,this.pendingContextChange=null,this.handlers=Object.create(null),this.composing=null,this.resetRange(e.state);let t=this.editContext=new window.EditContext({text:e.state.doc.sliceString(this.from,this.to),selectionStart:this.toContextPos(Math.max(this.from,Math.min(this.to,e.state.selection.main.anchor))),selectionEnd:this.toContextPos(e.state.selection.main.head)});this.handlers.textupdate=i=>{let s=e.state.selection.main,{anchor:r,head:o}=s,l=this.toEditorPos(i.updateRangeStart),a=this.toEditorPos(i.updateRangeEnd);e.inputState.composing>=0&&!this.composing&&(this.composing={contextBase:i.updateRangeStart,editorBase:l,drifted:!1});let h=a-l>i.text.length;l==this.from&&r<this.from?l=r:a==this.to&&r>this.to&&(a=r);let c=cf(e.state.sliceDoc(l,a),i.text,(h?s.from:s.to)-l,h?"end":null);if(!c){let u=x.single(this.toEditorPos(i.selectionStart),this.toEditorPos(i.selectionEnd));Ys(u,s)||e.dispatch({selection:u,userEvent:"select"});return}let f={from:c.from+l,to:c.toA+l,insert:B.of(i.text.slice(c.from,c.toB).split(` |
| 10 | `))};if((Z.mac||Z.android)&&f.from==o-1&&/^\. ?$/.test(i.text)&&e.contentDOM.getAttribute("autocorrect")=="off"&&(f={from:l,to:a,insert:B.of([i.text.replace("."," ")])}),this.pendingContextChange=f,!e.state.readOnly){let u=this.to-this.from+(f.to-f.from+f.insert.length);Nl(e,f,x.single(this.toEditorPos(i.selectionStart,u),this.toEditorPos(i.selectionEnd,u)))}this.pendingContextChange&&(this.revertPending(e.state),this.setSelection(e.state)),f.from<f.to&&!f.insert.length&&e.inputState.composing>=0&&!/[\\p{Alphabetic}\\p{Number}_]/.test(t.text.slice(Math.max(0,i.updateRangeStart-1),Math.min(t.text.length,i.updateRangeStart+1)))&&this.handlers.compositionend(i)},this.handlers.characterboundsupdate=i=>{let s=[],r=null;for(let o=this.toEditorPos(i.rangeStart),l=this.toEditorPos(i.rangeEnd);o<l;o++){let a=e.coordsForChar(o);r=a&&new DOMRect(a.left,a.top,a.right-a.left,a.bottom-a.top)||r||new DOMRect,s.push(r)}t.updateCharacterBounds(i.rangeStart,s)},this.handlers.textformatupdate=i=>{let s=[];for(let r of i.getTextFormats()){let o=r.underlineStyle,l=r.underlineThickness;if(!/none/i.test(o)&&!/none/i.test(l)){let a=this.toEditorPos(r.rangeStart),h=this.toEditorPos(r.rangeEnd);if(a<h){let c=`text-decoration: underline ${/^[a-z]/.test(o)?o+" ":o=="Dashed"?"dashed ":o=="Squiggle"?"wavy ":""}${/thin/i.test(l)?1:2}px`;s.push(R.mark({attributes:{style:c}}).range(a,h))}}}e.dispatch({effects:Jc.of(R.set(s))})},this.handlers.compositionstart=()=>{e.inputState.composing<0&&(e.inputState.composing=0,e.inputState.compositionFirstChange=!0)},this.handlers.compositionend=()=>{if(e.inputState.composing=-1,e.inputState.compositionFirstChange=null,this.composing){let{drifted:i}=this.composing;this.composing=null,i&&this.reset(e.state)}};for(let i in this.handlers)t.addEventListener(i,this.handlers[i]);this.measureReq={read:i=>{this.editContext.updateControlBounds(i.contentDOM.getBoundingClientRect());let s=Sn(i.root);s&&s.rangeCount&&this.editContext.updateSelectionBounds(s.getRangeAt(0).getBoundingClientRect())}}}applyEdits(e){let t=0,i=!1,s=this.pendingContextChange;return e.changes.iterChanges((r,o,l,a,h)=>{if(i)return;let c=h.length-(o-r);if(s&&o>=s.to)if(s.from==r&&s.to==o&&s.insert.eq(h)){s=this.pendingContextChange=null,t+=c,this.to+=c;return}else s=null,this.revertPending(e.state);if(r+=t,o+=t,o<=this.from)this.from+=c,this.to+=c;else if(r<this.to){if(r<this.from||o>this.to||this.to-this.from+h.length>3e4){i=!0;return}this.editContext.updateText(this.toContextPos(r),this.toContextPos(o),h.toString()),this.to+=c}t+=c}),s&&!i&&this.revertPending(e.state),!i}update(e){let t=this.pendingContextChange,i=e.startState.selection.main;this.composing&&(this.composing.drifted||!e.changes.touchesRange(i.from,i.to)&&e.transactions.some(s=>!s.isUserEvent("input.type")&&s.changes.touchesRange(this.from,this.to)))?(this.composing.drifted=!0,this.composing.editorBase=e.changes.mapPos(this.composing.editorBase)):!this.applyEdits(e)||!this.rangeIsValid(e.state)?(this.pendingContextChange=null,this.reset(e.state)):(e.docChanged||e.selectionSet||t)&&this.setSelection(e.state),(e.geometryChanged||e.docChanged||e.selectionSet)&&e.view.requestMeasure(this.measureReq)}resetRange(e){let{head:t}=e.selection.main;this.from=Math.max(0,t-1e4),this.to=Math.min(e.doc.length,t+1e4)}reset(e){this.resetRange(e),this.editContext.updateText(0,this.editContext.text.length,e.doc.sliceString(this.from,this.to)),this.setSelection(e)}revertPending(e){let t=this.pendingContextChange;this.pendingContextChange=null,this.editContext.updateText(this.toContextPos(t.from),this.toContextPos(t.from+t.insert.length),e.doc.sliceString(t.from,t.to))}setSelection(e){let{main:t}=e.selection,i=this.toContextPos(Math.max(this.from,Math.min(this.to,t.anchor))),s=this.toContextPos(t.head);(this.editContext.selectionStart!=i||this.editContext.selectionEnd!=s)&&this.editContext.updateSelection(i,s)}rangeIsValid(e){let{head:t}=e.selection.main;return!(this.from>0&&t-this.from<500||this.to<e.doc.length&&this.to-t<500||this.to-this.from>1e4*3)}toEditorPos(e,t=this.to-this.from){e=Math.min(e,t);let i=this.composing;return i&&i.drifted?i.editorBase+(e-i.contextBase):e+this.from}toContextPos(e){let t=this.composing;return t&&t.drifted?t.contextBase+(e-t.editorBase):e-this.from}destroy(){for(let e in this.handlers)this.editContext.removeEventListener(e,this.handlers[e])}},T=class n{get state(){return this.viewState.state}get viewport(){return this.viewState.viewport}get visibleRanges(){return this.viewState.visibleRanges}get inView(){return this.viewState.inView}get composing(){return!!this.inputState&&this.inputState.composing>0}get compositionStarted(){return!!this.inputState&&this.inputState.composing>=0}get root(){return this._root}get win(){return this.dom.ownerDocument.defaultView||window}constructor(e={}){var t;this.plugins=[],this.pluginMap=new Map,this.editorAttrs={},this.contentAttrs={},this.bidiCache=[],this.destroyed=!1,this.updateState=2,this.measureScheduled=-1,this.measureRequests=[],this.contentDOM=document.createElement("div"),this.scrollDOM=document.createElement("div"),this.scrollDOM.tabIndex=-1,this.scrollDOM.className="cm-scroller",this.scrollDOM.appendChild(this.contentDOM),this.announceDOM=document.createElement("div"),this.announceDOM.className="cm-announced",this.announceDOM.setAttribute("aria-live","polite"),this.dom=document.createElement("div"),this.dom.appendChild(this.announceDOM),this.dom.appendChild(this.scrollDOM),e.parent&&e.parent.appendChild(this.dom);let{dispatch:i}=e;this.dispatchTransactions=e.dispatchTransactions||i&&(s=>s.forEach(r=>i(r,this)))||(s=>this.update(s)),this.dispatch=this.dispatch.bind(this),this._root=e.root||SO(e.parent)||document,this.viewState=new Vs(this,e.state||H.create(e)),e.scrollTo&&e.scrollTo.is(bs)&&(this.viewState.scrollTarget=e.scrollTo.value.clip(this.viewState.state)),this.plugins=this.state.facet(Ci).map(s=>new dn(s));for(let s of this.plugins)s.update(this);this.observer=new $l(this),this.inputState=new dl(this),this.inputState.ensureHandlers(this.plugins),this.docView=new Ws(this),this.mountStyles(),this.updateAttrs(),this.updateState=0,this.requestMeasure(),!((t=document.fonts)===null||t===void 0)&&t.ready&&document.fonts.ready.then(()=>{this.viewState.mustMeasureContent="refresh",this.requestMeasure()})}dispatch(...e){let t=e.length==1&&e[0]instanceof ae?e:e.length==1&&Array.isArray(e[0])?e[0]:[this.state.update(...e)];this.dispatchTransactions(t,this)}update(e){if(this.updateState!=0)throw new Error("Calls to EditorView.update are not allowed while an update is in progress");let t=!1,i=!1,s,r=this.state;for(let u of e){if(u.startState!=r)throw new RangeError("Trying to update state with a transaction that doesn't start from the previous state.");r=u.state}if(this.destroyed){this.viewState.state=r;return}let o=this.hasFocus,l=0,a=null;e.some(u=>u.annotation(mf))?(this.inputState.notifiedFocused=o,l=1):o!=this.inputState.notifiedFocused&&(this.inputState.notifiedFocused=o,a=gf(r,o),a||(l=1));let h=this.observer.delayedAndroidKey,c=null;if(h?(this.observer.clearDelayedAndroidKey(),c=this.observer.readChange(),(c&&!this.state.doc.eq(r.doc)||!this.state.selection.eq(r.selection))&&(c=null)):this.observer.clear(),r.facet(H.phrases)!=this.state.facet(H.phrases))return this.setState(r);s=zs.create(this,r,e),s.flags|=l;let f=this.viewState.scrollTarget;try{this.updateState=2;for(let u of e){if(f&&(f=f.map(u.changes)),u.scrollIntoView){let{main:d}=u.state.selection;f=new un(d.empty?d:x.cursor(d.head,d.head>d.anchor?-1:1))}for(let d of u.effects)d.is(bs)&&(f=d.value.clip(this.state))}this.viewState.update(s,f),this.bidiCache=js.update(this.bidiCache,s.changes),s.empty||(this.updatePlugins(s),this.inputState.update(s)),t=this.docView.update(s),this.state.facet(ln)!=this.styleModules&&this.mountStyles(),i=this.updateAttrs(),this.showAnnouncements(e),this.docView.updateSelection(t,e.some(u=>u.isUserEvent("select.pointer")))}finally{this.updateState=0}if(s.startState.facet(vs)!=s.state.facet(vs)&&(this.viewState.mustMeasureContent=!0),(t||i||f||this.viewState.mustEnforceCursorAssoc||this.viewState.mustMeasureContent)&&this.requestMeasure(),t&&this.docViewUpdate(),!s.empty)for(let u of this.state.facet(Jo))try{u(s)}catch(d){me(this.state,d,"update listener")}(a||c)&&Promise.resolve().then(()=>{a&&this.state==a.startState&&this.dispatch(a),c&&!hf(this,c)&&h.force&&Xi(this.contentDOM,h.key,h.keyCode)})}setState(e){if(this.updateState!=0)throw new Error("Calls to EditorView.setState are not allowed while an update is in progress");if(this.destroyed){this.viewState.state=e;return}this.updateState=2;let t=this.hasFocus;try{for(let i of this.plugins)i.destroy(this);this.viewState=new Vs(this,e),this.plugins=e.facet(Ci).map(i=>new dn(i)),this.pluginMap.clear();for(let i of this.plugins)i.update(this);this.docView.destroy(),this.docView=new Ws(this),this.inputState.ensureHandlers(this.plugins),this.mountStyles(),this.updateAttrs(),this.bidiCache=[]}finally{this.updateState=0}t&&this.focus(),this.requestMeasure()}updatePlugins(e){let t=e.startState.facet(Ci),i=e.state.facet(Ci);if(t!=i){let s=[];for(let r of i){let o=t.indexOf(r);if(o<0)s.push(new dn(r));else{let l=this.plugins[o];l.mustUpdate=e,s.push(l)}}for(let r of this.plugins)r.mustUpdate!=e&&r.destroy(this);this.plugins=s,this.pluginMap.clear()}else for(let s of this.plugins)s.mustUpdate=e;for(let s=0;s<this.plugins.length;s++)this.plugins[s].update(this);t!=i&&this.inputState.ensureHandlers(this.plugins)}docViewUpdate(){for(let e of this.plugins){let t=e.value;if(t&&t.docViewUpdate)try{t.docViewUpdate(this)}catch(i){me(this.state,i,"doc view update listener")}}}measure(e=!0){if(this.destroyed)return;if(this.measureScheduled>-1&&this.win.cancelAnimationFrame(this.measureScheduled),this.observer.delayedAndroidKey){this.measureScheduled=-1,this.requestMeasure();return}this.measureScheduled=0,e&&this.observer.forceFlush();let t=null,i=this.viewState.scrollParent,s=this.viewState.getScrollOffset(),{scrollAnchorPos:r,scrollAnchorHeight:o}=this.viewState;Math.abs(s-this.viewState.scrollOffset)>1&&(o=-1),this.viewState.scrollAnchorHeight=-1;try{for(let l=0;;l++){if(o<0)if(Ec(i||this.win))r=-1,o=this.viewState.heightMap.height;else{let d=this.viewState.scrollAnchorAt(s);r=d.from,o=d.top}this.updateState=1;let a=this.viewState.measure();if(!a&&!this.measureRequests.length&&this.viewState.scrollTarget==null)break;if(l>5){console.warn(this.measureRequests.length?"Measure loop restarted more than 5 times":"Viewport failed to stabilize");break}let h=[];a&4||([this.measureRequests,h]=[h,this.measureRequests]);let c=h.map(d=>{try{return d.read(this)}catch(p){return me(this.state,p),gc}}),f=zs.create(this,this.state,[]),u=!1;f.flags|=a,t?t.flags|=a:t=f,this.updateState=2,f.empty||(this.updatePlugins(f),this.inputState.update(f),this.updateAttrs(),u=this.docView.update(f),u&&this.docViewUpdate());for(let d=0;d<h.length;d++)if(c[d]!=gc)try{let p=h[d];p.write&&p.write(c[d],this)}catch(p){me(this.state,p)}if(u&&this.docView.updateSelection(!0),!f.viewportChanged&&this.measureRequests.length==0){if(this.viewState.editorHeight)if(this.viewState.scrollTarget){this.docView.scrollIntoView(this.viewState.scrollTarget),this.viewState.scrollTarget=null,o=-1;continue}else{let p=((r<0?this.viewState.heightMap.height:this.viewState.lineBlockAt(r).top)-o)/this.scaleY;if((p>1||p<-1)&&(i==this.scrollDOM||this.hasFocus||Math.max(this.inputState.lastWheelEvent,this.inputState.lastTouchTime)>Date.now()-100)){s=s+p,i?i.scrollTop+=p:this.win.scrollBy(0,p),o=-1;continue}}break}}}finally{this.updateState=0,this.measureScheduled=-1}if(t&&!t.empty)for(let l of this.state.facet(Jo))l(t)}get themeClasses(){return Ql+" "+(this.state.facet(kl)?bf:xf)+" "+this.state.facet(vs)}updateAttrs(){let e=yc(this,ef,{class:"cm-editor"+(this.hasFocus?" cm-focused ":" ")+this.themeClasses}),t={spellcheck:"false",autocorrect:"off",autocapitalize:"off",writingsuggestions:"false",translate:"no",contenteditable:this.state.facet(vt)?"true":"false",class:"cm-content",style:`${Z.tabSize}: ${this.state.tabSize}`,role:"textbox","aria-multiline":"true"};this.state.readOnly&&(t["aria-readonly"]="true"),yc(this,ql,t);let i=this.observer.ignore(()=>{let s=Fh(this.contentDOM,this.contentAttrs,t),r=Fh(this.dom,this.editorAttrs,e);return s||r});return this.editorAttrs=e,this.contentAttrs=t,i}showAnnouncements(e){let t=!0;for(let i of e)for(let s of i.effects)if(s.is(n.announce)){t&&(this.announceDOM.textContent=""),t=!1;let r=this.announceDOM.appendChild(document.createElement("div"));r.textContent=s.value}}mountStyles(){this.styleModules=this.state.facet(ln);let e=this.state.facet(n.cspNonce);Fe.mount(this.root,this.styleModules.concat(vm).reverse(),e?{nonce:e}:void 0)}readMeasured(){if(this.updateState==2)throw new Error("Reading the editor layout isn't allowed during an update");this.updateState==0&&this.measureScheduled>-1&&this.measure(!1)}requestMeasure(e){if(this.measureScheduled<0&&(this.measureScheduled=this.win.requestAnimationFrame(()=>this.measure())),e){if(this.measureRequests.indexOf(e)>-1)return;if(e.key!=null){for(let t=0;t<this.measureRequests.length;t++)if(this.measureRequests[t].key===e.key){this.measureRequests[t]=e;return}}this.measureRequests.push(e)}}plugin(e){let t=this.pluginMap.get(e);return(t===void 0||t&&t.plugin!=e)&&this.pluginMap.set(e,t=this.plugins.find(i=>i.plugin==e)||null),t&&t.update(this).value}get documentTop(){return this.contentDOM.getBoundingClientRect().top+this.viewState.paddingTop}get documentPadding(){return{top:this.viewState.paddingTop,bottom:this.viewState.paddingBottom}}get scaleX(){return this.viewState.scaleX}get scaleY(){return this.viewState.scaleY}elementAtHeight(e){return this.readMeasured(),this.viewState.elementAtHeight(e)}lineBlockAtHeight(e){return this.readMeasured(),this.viewState.lineBlockAtHeight(e)}get viewportLineBlocks(){return this.viewState.viewportLines}lineBlockAt(e){return this.viewState.lineBlockAt(e)}get contentHeight(){return this.viewState.contentHeight}moveByChar(e,t,i){return zo(this,e,ic(this,e,t,i))}moveByGroup(e,t){return zo(this,e,ic(this,e,t,i=>FO(this,e.head,i)))}visualLineSide(e,t){let i=this.bidiSpans(e),s=this.textDirectionAt(e.from),r=i[t?i.length-1:0];return x.cursor(r.side(t,s)+e.from,r.forward(!t,s)?1:-1)}moveToLineBoundary(e,t,i=!0){return UO(this,e,t,i)}moveVertically(e,t,i){return zo(this,e,HO(this,e,t,i))}domAtPos(e,t=1){return this.docView.domAtPos(e,t)}posAtDOM(e,t=0){return this.docView.posFromDOM(e,t)}posAtCoords(e,t=!0){this.readMeasured();let i=hl(this,e,t);return i&&i.pos}posAndSideAtCoords(e,t=!0){return this.readMeasured(),hl(this,e,t)}coordsAtPos(e,t=1){this.readMeasured();let i=this.docView.coordsAt(e,t);if(!i||i.left==i.right)return i;let s=this.state.doc.lineAt(e),r=this.bidiSpans(s),o=r[Je.find(r,e-s.from,-1,t)];return Ds(i,o.dir==N.LTR==t>0)}coordsForChar(e){return this.readMeasured(),this.docView.coordsForChar(e)}get defaultCharacterWidth(){return this.viewState.heightOracle.charWidth}get defaultLineHeight(){return this.viewState.heightOracle.lineHeight}get 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i=Math.max(t.from,n.viewport.from),s=Math.min(t.to,n.viewport.to),r=n.textDirection==N.LTR,o=n.contentDOM,l=o.getBoundingClientRect(),a=vf(n),h=o.querySelector(".cm-line"),c=h&&window.getComputedStyle(h),f=l.left+(c?parseInt(c.paddingLeft)+Math.min(0,parseInt(c.textIndent)):0),u=l.right-(c?parseInt(c.paddingRight):0),d=al(n,i,1),p=al(n,s,-1),O=d.type==ge.Text?d:null,m=p.type==ge.Text?p:null;if(O&&(n.lineWrapping||d.widgetLineBreaks)&&(O=bc(n,i,1,O)),m&&(n.lineWrapping||p.widgetLineBreaks)&&(m=bc(n,s,-1,m)),O&&m&&O.from==m.from&&O.to==m.to)return S(b(t.from,t.to,O));{let w=O?b(t.from,null,O):A(d,!1),v=m?b(null,t.to,m):A(p,!0),Q=[];return(O||d).to<(m||p).from-(O&&m?1:0)||d.widgetLineBreaks>1&&w.bottom+n.defaultLineHeight/2<v.top?Q.push(g(f,w.bottom,u,v.top)):w.bottom<v.top&&n.elementAtHeight((w.bottom+v.top)/2).type==ge.Text&&(w.bottom=v.top=(w.bottom+v.top)/2),S(w).concat(Q).concat(S(v))}function g(w,v,Q,D){return new ri(e,w-a.left,v-a.top,Math.max(0,Q-w),D-v)}function 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Cl=class{constructor(e,t){this.view=e,this.layer=t,this.drawn=[],this.scaleX=1,this.scaleY=1,this.measureReq={read:this.measure.bind(this),write:this.draw.bind(this)},this.dom=e.scrollDOM.appendChild(document.createElement("div")),this.dom.classList.add("cm-layer"),t.above&&this.dom.classList.add("cm-layer-above"),t.class&&this.dom.classList.add(t.class),this.scale(),this.dom.setAttribute("aria-hidden","true"),this.setOrder(e.state),e.requestMeasure(this.measureReq),t.mount&&t.mount(this.dom,e)}update(e){e.startState.facet(As)!=e.state.facet(As)&&this.setOrder(e.state),(this.layer.update(e,this.dom)||e.geometryChanged)&&(this.scale(),e.view.requestMeasure(this.measureReq))}docViewUpdate(e){this.layer.updateOnDocViewUpdate!==!1&&e.requestMeasure(this.measureReq)}setOrder(e){let t=0,i=e.facet(As);for(;t<i.length&&i[t]!=this.layer;)t++;this.dom.style.zIndex=String((this.layer.above?150:-1)-t)}measure(){return 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t=n.state.field(hn);t==null?this.cursor!=null&&((e=this.cursor)===null||e===void 0||e.remove(),this.cursor=null):(this.cursor||(this.cursor=this.view.scrollDOM.appendChild(document.createElement("div")),this.cursor.className="cm-dropCursor"),(n.startState.field(hn)!=t||n.docChanged||n.geometryChanged)&&this.view.requestMeasure(this.measureReq))}readPos(){let{view:n}=this,e=n.state.field(hn),t=e!=null&&n.coordsAtPos(e);if(!t)return null;let i=n.scrollDOM.getBoundingClientRect();return{left:t.left-i.left+n.scrollDOM.scrollLeft*n.scaleX,top:t.top-i.top+n.scrollDOM.scrollTop*n.scaleY,height:t.bottom-t.top}}drawCursor(n){if(this.cursor){let{scaleX:e,scaleY:t}=this.view;n?(this.cursor.style.left=n.left/e+"px",this.cursor.style.top=n.top/t+"px",this.cursor.style.height=n.height/t+"px"):this.cursor.style.left="-100000px"}}destroy(){this.cursor&&this.cursor.remove()}setDropPos(n){this.view.state.field(hn)!=n&&this.view.dispatch({effects:Cf.of(n)})}},{eventObservers:{dragover(n){this.setDropPos(this.view.posAtCoords({x:n.clientX,y:n.clientY}))},dragleave(n){(n.target==this.view.contentDOM||!this.view.contentDOM.contains(n.relatedTarget))&&this.setDropPos(null)},dragend(){this.setDropPos(null)},drop(){this.setDropPos(null)}}});function Zf(){return[hn,_m]}function wc(n,e,t,i,s){e.lastIndex=0;for(let r=n.iterRange(t,i),o=t,l;!r.next().done;o+=r.value.length)if(!r.lineBreak)for(;l=e.exec(r.value);)s(o+l.index,l)}function Wm(n,e){let t=n.visibleRanges;if(t.length==1&&t[0].from==n.viewport.from&&t[0].to==n.viewport.to)return t;let i=[];for(let{from:s,to:r}of t)s=Math.max(n.state.doc.lineAt(s).from,s-e),r=Math.min(n.state.doc.lineAt(r).to,r+e),i.length&&i[i.length-1].to>=s?i[i.length-1].to=r:i.push({from:s,to:r});return i}var Zl=class{constructor(e){let{regexp:t,decoration:i,decorate:s,boundary:r,maxLength:o=1e3}=e;if(!t.global)throw new RangeError("The regular expression given to MatchDecorator should have its 'g' flag set");if(this.regexp=t,s)this.addMatch=(l,a,h,c)=>s(c,h,h+l[0].length,l,a);else if(typeof i=="function")this.addMatch=(l,a,h,c)=>{let f=i(l,a,h);f&&c(h,h+l[0].length,f)};else if(i)this.addMatch=(l,a,h,c)=>c(h,h+l[0].length,i);else throw new RangeError("Either 'decorate' or 'decoration' should be provided to MatchDecorator");this.boundary=r,this.maxLength=o}createDeco(e){let t=new ze,i=t.add.bind(t);for(let{from:s,to:r}of Wm(e,this.maxLength))wc(e.state.doc,this.regexp,s,r,(o,l)=>this.addMatch(l,e,o,i));return t.finish()}updateDeco(e,t){let i=1e9,s=-1;return e.docChanged&&e.changes.iterChanges((r,o,l,a)=>{a>=e.view.viewport.from&&l<=e.view.viewport.to&&(i=Math.min(l,i),s=Math.max(a,s))}),e.viewportMoved||s-i>1e3?this.createDeco(e.view):s>-1?this.updateRange(e.view,t.map(e.changes),i,s):t}updateRange(e,t,i,s){for(let r of e.visibleRanges){let o=Math.max(r.from,i),l=Math.min(r.to,s);if(l>=o){let a=e.state.doc.lineAt(o),h=a.to<l?e.state.doc.lineAt(l):a,c=Math.max(r.from,a.from),f=Math.min(r.to,h.to);if(this.boundary){for(;o>a.from;o--)if(this.boundary.test(a.text[o-1-a.from])){c=o;break}for(;l<h.to;l++)if(this.boundary.test(h.text[l-h.from])){f=l;break}}let u=[],d,p=(O,m,g)=>u.push(g.range(O,m));if(a==h)for(this.regexp.lastIndex=c-a.from;(d=this.regexp.exec(a.text))&&d.index<f-a.from;)this.addMatch(d,e,d.index+a.from,p);else wc(e.state.doc,this.regexp,c,f,(O,m)=>this.addMatch(m,e,O,p));t=t.update({filterFrom:c,filterTo:f,filter:(O,m)=>O<c||m>f,add:u})}}return t}},Al=/x/.unicode!=null?"gu":"g",Bm=new RegExp(`[\0-\b |
no test coverage detected