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P(t,0)}function rt(t,e,i){let n,{children:s}=t;i>0&&e instanceof Z&&s.length&&(n=s[s.length-1])instanceof Z&&n.mark.eq(e.mark)?rt(n,e.children[0],i-1):(s.push(e),e.setParent(t)),t.length+=e.length}function ot(t,e,i){for(let n=0,s=0;s<t.children.length;s++){let r=t.children[s],o=n+r.length;if(!(o==n&&r.getSide()<=0)){if(i<=0||o==t.length?o>=e:o>e)return r.coordsAt(e-n,i);n=o}}let n=t.dom.lastChild;if(!n)return t.dom.getBoundingClientRect();let s=S(n);return s[s.length-1]}function ht(t,e){for(let i in t)"class"==i&&e.class?e.class+=" "+t.class:"style"==i&&e.style?e.style+=";"+t.style:e[i]=t[i];return e}function lt(t,e){if(t==e)return!0;if(!t||!e)return!1;let i=Object.keys(t),n=Object.keys(e);if(i.length!=n.length)return!1;for(let s of i)if(-1==n.indexOf(s)||t[s]!==e[s])return!1;return!0}function at(t,e,i){if(e)for(let n in e)i&&n in i||t.removeAttribute(n);if(i)for(let n in i)e&&e[n]==i[n]||t.setAttribute(n,i[n])}class ct{eq(t){return!1}updateDOM(t){return!1}compare(t){return this==t||this.constructor==t.constructor&&this.eq(t)}get estimatedHeight(){return-1}ignoreEvent(t){return!0}get customView(){return null}}var ut=function(t){return t[t.Text=0]="Text",t[t.WidgetBefore=1]="WidgetBefore",t[t.WidgetAfter=2]="WidgetAfter",t[t.WidgetRange=3]="WidgetRange",t}(ut||(ut={}));class ft extends o.uU{constructor(t,e,i,n){super(),this.startSide=t,this.endSide=e,this.widget=i,this.spec=n}get heightRelevant(){return!1}static mark(t){return new dt(t)}static widget(t){let e=t.side||0;return t.block&&(e+=200000001*(e>0?1:-1)),new pt(t,e,e,!!t.block,t.widget||null,!1)}static replace(t){let e=!!t.block,{start:i,end:n}=mt(t);return new pt(t,e?-2e8*(i?2:1):1e8*(i?-1:1),e?2e8*(n?2:1):1e8*(n?1:-1),e,t.widget||null,!0)}static line(t){return new gt(t)}static set(t,e=!1){return o.Xs.of(t,e)}hasHeight(){return!!this.widget&&this.widget.estimatedHeight>-1}}ft.none=o.Xs.empty;class dt extends ft{constructor(t){let{start:e,end:i}=mt(t);super(1e8*(e?-1:1),1e8*(i?1:-1),null,t),this.tagName=t.tagName||"span",this.class=t.class||"",this.attrs=t.attributes||null}eq(t){return this==t||t instanceof dt&&this.tagName==t.tagName&&this.class==t.class&&lt(this.attrs,t.attrs)}range(t,e=t){if(t>=e)throw new RangeError("Mark decorations may not be empty");return super.range(t,e)}}dt.prototype.point=!1;class gt extends ft{constructor(t){super(-1e8,-1e8,null,t)}eq(t){return t instanceof gt&&lt(this.spec.attributes,t.spec.attributes)}range(t,e=t){if(e!=t)throw new RangeError("Line decoration ranges must be zero-length");return super.range(t,e)}}gt.prototype.mapMode=n.gc.TrackBefore,gt.prototype.point=!0;class pt extends ft{constructor(t,e,i,s,r,o){super(e,i,r,t),this.block=s,this.isReplace=o,this.mapMode=s?e<0?n.gc.TrackBefore:n.gc.TrackAfter:n.gc.TrackDel}get type(){return this.startSide<this.endSide?ut.WidgetRange:this.startSide<0?ut.WidgetBefore:ut.WidgetAfter}get heightRelevant(){return this.block||!!this.widget&&this.widget.estimatedHeight>=5}eq(t){return t instanceof pt&&(e=this.widget,i=t.widget,e==i||!!(e&&i&&e.compare(i)))&&this.block==t.block&&this.startSide==t.startSide&&this.endSide==t.endSide;var e,i}range(t,e=t){if(this.isReplace&&(t>e||t==e&&this.startSide>0&&this.endSide<0))throw new RangeError("Invalid range for replacement decoration");if(!this.isReplace&&e!=t)throw new RangeError("Widget decorations can only have zero-length ranges");return super.range(t,e)}}function mt(t){let{inclusiveStart:e,inclusiveEnd:i}=t;return null==e&&(e=t.inclusive),null==i&&(i=t.inclusive),{start:e||!1,end:i||!1}}function wt(t,e,i,n=0){let s=i.length-1;s>=0&&i[s]+n>t?i[s]=Math.max(i[s],e):i.push(t,e)}pt.prototype.point=!0;class vt extends N{constructor(){super(...arguments),this.children=[],this.length=0,this.prevAttrs=void 0,this.attrs=null,this.breakAfter=0}merge(t,e,i,n,s,r){if(i){if(!(i instanceof vt))return!1;this.dom||i.transferDOM(this)}return n&&this.setDeco(i?i.attrs:null),nt(this,t,e,i?i.children:yt,s,r),!0}split(t){let e=new vt;if(e.breakAfter=this.breakAfter,0==this.length)return e;let{i,off:n}=this.childPos(t);n&&(e.append(this.children[i].slice(n),0),this.children[i].merge(n,this.children[i].length,null,0,0),i++);for(let t=i;t<this.children.length;t++)e.append(this.children[t],0);for(;i>0&&0==this.children[i-1].length;)this.children[i-1].parent=null,i--;return this.children.length=i,this.markDirty(),this.length=t,e}transferDOM(t){this.dom&&(t.setDOM(this.dom),t.prevAttrs=void 0===this.prevAttrs?this.attrs:this.prevAttrs,this.prevAttrs=void 0,this.dom=null)}setDeco(t){lt(this.attrs,t)||(this.dom&&(this.prevAttrs=this.attrs,this.markDirty()),this.attrs=t)}append(t,e){rt(this,t,e)}addLineDeco(t){let e=t.spec.attributes;e&&(this.attrs=ht(e,this.attrs||{}))}domAtPos(t){return st(this.dom,this.children,t)}sync(t){this.dom||(this.setDOM(document.createElement("div")),this.dom.className="cm-line",this.prevAttrs=this.attrs?null:void 0),void 0!==this.prevAttrs&&(at(this.dom,this.prevAttrs,this.attrs),this.dom.classList.add("cm-line"),this.prevAttrs=void 0),super.sync(t);let e=this.dom.lastChild;if(!e||"BR"!=e.nodeName&&N.get(e)instanceof et){let t=document.createElement("BR");t.cmIgnore=!0,this.dom.appendChild(t)}}measureTextSize(){if(0==this.children.length||this.length>20)return null;let t=0;for(let e of this.children){if(!(e instanceof Q))return null;let i=S(e.dom);if(1!=i.length)return null;t+=i[0].width}return{lineHeight:this.dom.getBoundingClientRect().height,charWidth:t/this.length}}coordsAt(t,e){return ot(this,t,e)}match(t){return!1}get type(){return ut.Text}static find(t,e){for(let i=0,n=0;;i++){let s=t.children[i],r=n+s.length;if(r>=e){if(s instanceof vt)return s;if(s.length)return null}n=r+s.breakAfter}}}const yt=[];class St extends N{constructor(t,e,i){super(),this.widget=t,this.length=e,this.type=i,this.breakAfter=0}merge(t,e,i,n,s,r){return!(i&&(!(i instanceof St&&this.widget.compare(i.widget))||t>0&&s<=0||e<this.length&&r<=0))&&(this.length=t+(i?i.length:0)+(this.length-e),!0)}domAtPos(t){return 0==t?P.before(this.dom):P.after(this.dom,t==this.length)}split(t){let e=this.length-t;return this.length=t,new St(this.widget,e,this.type)}get children(){return yt}sync(){this.dom&&this.widget.updateDOM(this.dom)||(this.setDOM(this.widget.toDOM(this.editorView)),this.dom.contentEditable="false")}get overrideDOMText(){return this.parent?this.parent.view.state.doc.slice(this.posAtStart,this.posAtEnd):s.xv.empty}domBoundsAround(){return null}match(t){return t instanceof St&&t.type==this.type&&t.widget.constructor==this.widget.constructor&&(t.widget.eq(this.widget)||this.markDirty(!0),this.widget=t.widget,this.length=t.length,this.breakAfter=t.breakAfter,!0)}ignoreMutation(){return!0}ignoreEvent(t){return this.widget.ignoreEvent(t)}}class bt{constructor(t,e,i){this.doc=t,this.pos=e,this.end=i,this.content=[],this.curLine=null,this.breakAtStart=0,this.openStart=-1,this.openEnd=-1,this.text="",this.textOff=0,this.cursor=t.iter(),this.skip=e}posCovered(){if(0==this.content.length)return!this.breakAtStart&&this.doc.lineAt(this.pos).from!=this.pos;let t=this.content[this.content.length-1];return!(t.breakAfter||t instanceof St&&t.type==ut.WidgetBefore)}getLine(){return this.curLine||this.content.push(this.curLine=new vt),this.curLine}addWidget(t){this.curLine=null,this.content.push(t)}finish(){this.posCovered()||this.getLine()}wrapMarks(t,e){for(let i=e.length-1;i>=0;i--)t=new Z(e[i],[t],t.length);return t}buildText(t,e,i){for(;t>0;){if(this.textOff==this.text.length){let{value:e,lineBreak:i,done:n}=this.cursor.next(this.skip);if(this.skip=0,n)throw new Error("Ran out of text content when drawing inline views");if(i){this.posCovered()||this.getLine(),this.content.length?this.content[this.content.length-1].breakAfter=1:this.breakAtStart=1,this.curLine=null,t--;continue}this.text=e,this.textOff=0}let n=Math.min(this.text.length-this.textOff,t,512);this.getLine().append(this.wrapMarks(new Q(this.text.slice(this.textOff,this.textOff+n)),e),i),this.textOff+=n,t-=n,i=0}}span(t,e,i,n){this.buildText(e-t,i,n),this.pos=e,this.openStart<0&&(this.openStart=n)}point(t,e,i,n,s){let r=e-t;if(i instanceof pt)if(i.block){let{type:t}=i;t!=ut.WidgetAfter||this.posCovered()||this.getLine(),this.addWidget(new St(i.widget||new xt("div"),r,t))}else{let t=this.wrapMarks(et.create(i.widget||new xt("span"),r,i.startSide),n);this.getLine().append(t,s)}else this.doc.lineAt(this.pos).from==this.pos&&this.getLine().addLineDeco(i);r&&(this.textOff+r<=this.text.length?this.textOff+=r:(this.skip+=r-(this.text.length-this.textOff),this.text="",this.textOff=0),this.pos=e),this.openStart<0&&(this.openStart=s)}static build(t,e,i,n){let s=new bt(t,e,i);return s.openEnd=o.Xs.spans(n,e,i,s),s.openStart<0&&(s.openStart=s.openEnd),s.finish(),s}}class xt extends ct{constructor(t){super(),this.tag=t}eq(t){return t.tag==this.tag}toDOM(){return document.createElement(this.tag)}updateDOM(t){return t.nodeName.toLowerCase()==this.tag}}const kt=[],At=n.r$.define(),Mt=n.r$.define(),Dt=n.r$.define(),Ot=n.r$.define(),Ct=n.r$.define(),Tt=n.r$.define();function Et(t,e,i){let n=t.facet(Ot);n.length?n[0](e):window.onerror?window.onerror(String(e),i,void 0,void 0,e):i?console.error(i+":",e):console.error(e)}const Rt=n.r$.define({combine:t=>!t.length||t[0]});class Lt{constructor(t,e){this.field=t,this.get=e}}class Pt{from(t){return new Lt(this,t)}static define(){return new Pt}}Pt.decorations=Pt.define(),Pt.scrollMargins=Pt.define();let Bt=0;const Nt=n.r$.define();class It{constructor(t,e,i){this.id=t,this.create=e,this.fields=i,this.extension=Nt.of(this)}static define(t,e){let{eventHandlers:i,provide:n,decorations:s}=e||{},r=[];if(n)for(let t of Array.isArray(n)?n:[n])r.push(t);return i&&r.push(Vt.from((t=>({plugin:t,handlers:i})))),s&&r.push(Pt.decorations.from(s)),new It(Bt++,t,r)}static fromClass(t,e){return It.define((e=>new t(e)),e)}}const Vt=Pt.define();class Ht{constructor(t){this.spec=t,this.mustUpdate=null,this.value=null}takeField(t,e){for(let{field:i,get:n}of this.spec.fields)i==t&&e.push(n(this.value))}update(t){if(this.value){if(this.mustUpdate){let t=this.mustUpdate;if(this.mustUpdate=null,!this.value.update)return this;try{this.value.update(t)}catch(e){if(Et(t.state,e,"CodeMirror plugin crashed"),this.value.destroy)try{this.value.destroy()}catch(t){}return Ht.dummy}}}else try{this.value=this.spec.create(t)}catch(e){return Et(t.state,e,"CodeMirror plugin crashed"),Ht.dummy}return this}destroy(t){var e;if(null===(e=this.value)||void 0===e?void 0:e.destroy)try{this.value.destroy()}catch(e){Et(t.state,e,"CodeMirror plugin crashed")}}}Ht.dummy=new Ht(It.define((()=>({}))));const Wt=n.r$.define({combine:t=>t.reduce(((t,e)=>ht(e,t)),{})}),Ft=n.r$.define({combine:t=>t.reduce(((t,e)=>ht(e,t)),{})}),zt=n.r$.define(),qt=n.r$.define();class jt{constructor(t,e,i,n){this.fromA=t,this.toA=e,this.fromB=i,this.toB=n}join(t){return new jt(Math.min(this.fromA,t.fromA),Math.max(this.toA,t.toA),Math.min(this.fromB,t.fromB),Math.max(this.toB,t.toB))}addToSet(t){let e=t.length,i=this;for(;e>0;e--){let n=t[e-1];if(!(n.fromA>i.toA)){if(n.toA<i.fromA)break;i=i.join(n),t.splice(e-1,1)}}return t.splice(e,0,i),t}static extendWithRanges(t,e){if(0==e.length)return t;let i=[];for(let n=0,s=0,r=0,o=0;;n++){let h=n==t.length?null:t[n],l=r-o,a=h?h.fromB:1e9;for(;s<e.length&&e[s]<a;){let t=e[s],n=e[s+1],r=Math.max(o,t),h=Math.min(a,n);if(r<=h&&new jt(r+l,h+l,r,h).addToSet(i),n>a)break;s+=2}if(!h)return i;new jt(h.fromA,h.toA,h.fromB,h.toB).addToSet(i),r=h.toA,o=h.toB}}}class $t{constructor(t,e,i=kt){this.view=t,this.state=e,this.transactions=i,this.flags=0,this.startState=t.state,this.changes=n.as.empty(this.startState.doc.length);for(let t of i)this.changes=this.changes.compose(t.changes);let s=[];this.changes.iterChangedRanges(((t,e,i,n)=>s.push(new jt(t,e,i,n)))),this.changedRanges=s;let r=t.hasFocus;r!=t.inputState.notifiedFocused&&(t.inputState.notifiedFocused=r,this.flags|=1),this.docChanged&&(this.flags|=2)}get viewportChanged(){return(4&this.flags)>0}get heightChanged(){return(2&this.flags)>0}get geometryChanged(){return this.docChanged||(18&this.flags)>0}get focusChanged(){return(1&this.flags)>0}get docChanged(){return this.transactions.some((t=>t.docChanged))}get selectionSet(){return this.transactions.some((t=>t.selection))}get empty(){return 0==this.flags&&0==this.transactions.length}}class Jt extends N{constructor(t){super(),this.view=t,this.compositionDeco=ft.none,this.decorations=[],this.minWidth=0,this.minWidthFrom=0,this.minWidthTo=0,this.impreciseAnchor=null,this.impreciseHead=null,this.setDOM(t.contentDOM),this.children=[new vt],this.children[0].setParent(this),this.updateInner([new jt(0,0,0,t.state.doc.length)],this.updateDeco(),0)}get root(){return this.view.root}get editorView(){return this.view}get length(){return this.view.state.doc.length}update(t){let e=t.changedRanges;this.minWidth>0&&e.length&&(e.every((({fromA:t,toA:e})=>e<this.minWidthFrom||t>this.minWidthTo))?(this.minWidthFrom=t.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=t.changes.mapPos(this.minWidthTo,1)):this.minWidth=0),this.view.inputState.composing<0?this.compositionDeco=ft.none:t.transactions.length&&(this.compositionDeco=function(t,e){let i=t.observer.selectionRange,n=i.focusNode&&Kt(i.focusNode,i.focusOffset,0);if(!n)return ft.none;let s,r,o=t.docView.nearest(n),h=n;if(o instanceof X){for(;o.parent instanceof X;)o=o.parent;s=o.posAtStart,r=s+o.length,h=o.dom}else{if(!(o instanceof vt))return ft.none;{for(;h.parentNode!=o.dom;)h=h.parentNode;let t=h.previousSibling;for(;t&&!N.get(t);)t=t.previousSibling;s=r=t?N.get(t).posAtEnd:o.posAtStart}}let l=e.mapPos(s,1),a=Math.max(l,e.mapPos(r,-1)),c=n.nodeValue,{state:u}=t;if(a-l<c.length)if(u.sliceDoc(l,Math.min(u.doc.length,l+c.length))==c)a=l+c.length;else{if(u.sliceDoc(Math.max(0,a-c.length),a)!=c)return ft.none;l=a-c.length}else if(u.sliceDoc(l,a)!=c)return ft.none;return ft.set(ft.replace({widget:new Gt(h,n)}).range(l,a))}(this.view,t.changes));let i=(U.ie||U.chrome)&&!this.compositionDeco.size&&t&&t.state.doc.lines!=t.startState.doc.lines,s=this.decorations,r=this.updateDeco(),h=function(t,e,i){let n=new Yt;return o.Xs.compare(t,e,i,n),n.changes}(s,r,t.changes);e=jt.extendWithRanges(e,h);let l=t.transactions.some((t=>"pointerselection"==t.annotation(n.YW.userEvent)));return 0==this.dirty&&0==e.length&&!(12&t.flags)&&t.state.selection.main.from>=this.view.viewport.from&&t.state.selection.main.to<=this.view.viewport.to?(this.updateSelection(i,l),!1):(this.updateInner(e,r,t.startState.doc.length,i,l),!0)}updateInner(t,e,i,n=!1,s=!1){this.updateChildren(t,e,i),this.view.observer.ignore((()=>{this.dom.style.height=this.view.viewState.domHeight+"px",this.dom.style.minWidth=this.minWidth?this.minWidth+"px":"";let t=U.chrome?{node:w(this.view.root).focusNode,written:!1}:void 0;this.sync(t),this.dirty=0,(null==t?void 0:t.written)&&(n=!0),this.updateSelection(n,s),this.dom.style.height=""}))}updateChildren(t,e,i){let n=this.childCursor(i);for(let i=t.length-1;;i--){let s=i>=0?t[i]:null;if(!s)break;let{fromA:r,toA:o,fromB:h,toB:l}=s,{content:a,breakAtStart:c,openStart:u,openEnd:f}=bt.build(this.view.state.doc,h,l,e),{i:d,off:g}=n.findPos(o,1),{i:p,off:m}=n.findPos(r,-1);this.replaceRange(p,m,d,g,a,c,u,f)}}replaceRange(t,e,i,n,s,r,o,h){let l=this.children[t],a=s.length?s[s.length-1]:null,c=a?a.breakAfter:r;if(t==i&&!r&&!c&&s.length<2&&l.merge(e,n,s.length?a:null,0==e,o,h))return;let u=this.children[i];for(n<u.length||u.children.length&&0==u.children[u.children.length-1].length?(t==i&&(u=u.split(n),n=0),!c&&a&&u.merge(0,n,a,!0,0,h)?s[s.length-1]=u:((n||u.children.length&&0==u.children[0].length)&&u.merge(0,n,null,!1,0,h),s.push(u))):u.breakAfter&&(a?a.breakAfter=1:r=1),i++,l.breakAfter=r,e>0&&(!r&&s.length&&l.merge(e,l.length,s[0],!1,o,0)?l.breakAfter=s.shift().breakAfter:(e<l.length||l.children.length&&0==l.children[l.children.length-1].length)&&l.merge(e,l.length,null,!1,o,0),t++);t<i&&s.length;)if(this.children[i-1].match(s[s.length-1]))i--,s.pop();else{if(!this.children[t].match(s[0]))break;t++,s.shift()}(t<i||s.length)&&this.replaceChildren(t,i,s)}updateSelection(t=!1,e=!1){if(!e&&!this.mayControlSelection())return;let i=this.view.state.selection.main,n=this.domAtPos(i.anchor),s=i.empty?n:this.domAtPos(i.head);if(U.gecko&&i.empty&&(1==(r=n).node.nodeType&&r.node.firstChild&&(0==r.offset||"false"==r.node.childNodes[r.offset-1].contentEditable)&&(r.offset<r.node.childNodes.length||"false"==r.node.childNodes[r.offset].contentEditable))){let e=document.createTextNode("");this.view.observer.ignore((()=>n.node.insertBefore(e,n.node.childNodes[n.offset]||null))),n=s=new P(e,0),t=!0}var r;let o=this.view.observer.selectionRange;(t||!o.focusNode||U.gecko&&i.empty&&Ut(o.focusNode,o.focusOffset)||!b(n.node,n.offset,o.anchorNode,o.anchorOffset)||!b(s.node,s.offset,o.focusNode,o.focusOffset))&&(this.view.observer.ignore((()=>{let t=w(this.root);if(i.empty){if(U.gecko){let t=Ut(n.node,n.offset);if(t&&3!=t){let e=Kt(n.node,n.offset,1==t?1:-1);e&&(n=new P(e,1==t?0:e.nodeValue.length))}}t.collapse(n.node,n.offset),null!=i.bidiLevel&&null!=o.cursorBidiLevel&&(o.cursorBidiLevel=i.bidiLevel)}else 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i.handlers)this.registeredEvents.indexOf(e)<0&&"scroll"!=e&&(this.registeredEvents.push(e),t.contentDOM.addEventListener(e,(i=>{Ae(t,i)&&this.runCustomHandlers(e,t,i)&&i.preventDefault()})))}runCustomHandlers(t,e,i){for(let n of this.customHandlers){let s=n.handlers[t],r=!1;if(s){try{r=s.call(n.plugin,i,e)}catch(t){Et(e.state,t)}if(r||i.defaultPrevented)return U.android&&"keydown"==t&&13==i.keyCode&&e.observer.flushSoon(),!0}}return!1}runScrollHandlers(t,e){for(let i of this.customHandlers){let n=i.handlers.scroll;if(n)try{n.call(i.plugin,e,t)}catch(e){Et(t.state,e)}}}keydown(t,e){if(this.lastKeyCode=e.keyCode,this.lastKeyTime=Date.now(),!this.screenKeyEvent(t,e))return!(!U.ios||13!=e.keyCode&&8!=e.keyCode||e.ctrlKey||e.altKey||e.metaKey||e.synthetic)&&(this[13==e.keyCode?"lastIOSEnter":"lastIOSBackspace"]=Date.now(),!0)}ignoreDuringComposition(t){return!!/^key/.test(t.type)&&(this.composing>0||!!(U.safari&&Date.now()-this.compositionEndedAt<500)&&(this.compositionEndedAt=0,!0))}screenKeyEvent(t,e){let i=9==e.keyCode&&Date.now()<this.lastEscPress+2e3;return 27==e.keyCode?this.lastEscPress=Date.now():xe.indexOf(e.keyCode)<0&&(this.lastEscPress=0),i}mustFlushObserver(t){return"keydown"==t.type&&229!=t.keyCode||"compositionend"==t.type&&!U.ios}startMouseSelection(t,e,i){this.mouseSelection&&this.mouseSelection.destroy(),this.mouseSelection=new ke(this,t,e,i)}update(t){this.mouseSelection&&this.mouseSelection.update(t),this.lastKeyCode=this.lastSelectionTime=0}destroy(){this.mouseSelection&&this.mouseSelection.destroy()}}const xe=[16,17,18,20,91,92,224,225];class ke{constructor(t,e,i,s){this.inputState=t,this.view=e,this.startEvent=i,this.style=s;let r=e.contentDOM.ownerDocument;r.addEventListener("mousemove",this.move=this.move.bind(this)),r.addEventListener("mouseup",this.up=this.up.bind(this)),this.extend=i.shiftKey,this.multiple=e.state.facet(n.yy.allowMultipleSelections)&&function(t,e){let i=t.state.facet(At);return i.length?i[0](e):U.mac?e.metaKey:e.ctrlKey}(e,i),this.dragMove=function(t,e){let i=t.state.facet(Mt);return i.length?i[0](e):U.mac?!e.altKey:!e.ctrlKey}(e,i),this.dragging=!!function(t,e){let{main:i}=t.state.selection;if(i.empty)return!1;let n=w(t.root);if(0==n.rangeCount)return!0;let s=n.getRangeAt(0).getClientRects();for(let t=0;t<s.length;t++){let i=s[t];if(i.left<=e.clientX&&i.right>=e.clientX&&i.top<=e.clientY&&i.bottom>=e.clientY)return!0}return!1}(e,i)&&null,!1===this.dragging&&(i.preventDefault(),this.select(i))}move(t){if(0==t.buttons)return this.destroy();!1===this.dragging&&this.select(t)}up(t){null==this.dragging&&this.select(this.startEvent),this.dragging||t.preventDefault(),this.destroy()}destroy(){let t=this.view.contentDOM.ownerDocument;t.removeEventListener("mousemove",this.move),t.removeEventListener("mouseup",this.up),this.inputState.mouseSelection=null}select(t){let e=this.style.get(t,this.extend,this.multiple);e.eq(this.view.state.selection)&&e.main.assoc==this.view.state.selection.main.assoc||this.view.dispatch({selection:e,annotations:n.YW.userEvent.of("pointerselection"),scrollIntoView:!0})}update(t){t.docChanged&&this.dragging&&(this.dragging=this.dragging.map(t.changes)),this.style.update(t)}}function Ae(t,e){if(!e.bubbles)return!0;if(e.defaultPrevented)return!1;for(let i,n=e.target;n!=t.contentDOM;n=n.parentNode)if(!n||11==n.nodeType||(i=N.get(n))&&i.ignoreEvent(e))return!1;return!0}const Me=Object.create(null),De=U.ie&&U.ie_version<15||U.ios&&U.webkit_version<604;function Oe(t,e){let i,{state:s}=t,r=1,o=s.toText(e),h=o.lines==s.selection.ranges.length;if(He&&s.selection.ranges.every((t=>t.empty))&&He==o.toString()){let t=-1;i=s.changeByRange((i=>{let l=s.doc.lineAt(i.from);if(l.from==t)return{range:i};t=l.from;let a=s.toText((h?o.line(r++).text:e)+s.lineBreak);return{changes:{from:l.from,insert:a},range:n.jT.cursor(i.from+a.length)}}))}else i=h?s.changeByRange((t=>{let e=o.line(r++);return{changes:{from:t.from,to:t.to,insert:e.text},range:n.jT.cursor(t.from+e.length)}})):s.replaceSelection(o);t.dispatch(i,{annotations:n.YW.userEvent.of("paste"),scrollIntoView:!0})}Me.keydown=(t,e)=>{t.inputState.setSelectionOrigin("keyboardselection")};let Ce=0;function Te(t,e,i,r){if(1==r)return n.jT.cursor(e,i);if(2==r)return function(t,e,i=1){let r=t.charCategorizer(e),o=t.doc.lineAt(e),h=e-o.from;if(0==o.length)return n.jT.cursor(e);0==h?i=1:h==o.length&&(i=-1);let l=h,a=h;i<0?l=(0,s.cp)(o.text,h,!1):a=(0,s.cp)(o.text,h);let c=r(o.text.slice(l,a));for(;l>0;){let t=(0,s.cp)(o.text,l,!1);if(r(o.text.slice(t,l))!=c)break;l=t}for(;a<o.length;){let t=(0,s.cp)(o.text,a);if(r(o.text.slice(a,t))!=c)break;a=t}return n.jT.range(l+o.from,a+o.from)}(t.state,e,i);{let i=vt.find(t.docView,e),s=t.state.doc.lineAt(i?i.posAtEnd:e),r=i?i.posAtStart:s.from,o=i?i.posAtEnd:s.to;return o<t.state.doc.length&&o==s.to&&o++,n.jT.range(r,o)}}Me.touchstart=(t,e)=>{Ce=Date.now(),t.inputState.setSelectionOrigin("pointerselection")},Me.touchmove=t=>{t.inputState.setSelectionOrigin("pointerselection")},Me.mousedown=(t,e)=>{if(t.observer.flush(),Ce>Date.now()-2e3)return;let i=null;for(let n of t.state.facet(Dt))if(i=n(t,e),i)break;i||0!=e.button||(i=function(t,e){let i=Pe(t,e),s=function(t){if(!Be)return t.detail;let e=Ne,i=Ve;return Ne=t,Ve=Date.now(),Ie=!e||i>Date.now()-400&&Math.abs(e.clientX-t.clientX)<2&&Math.abs(e.clientY-t.clientY)<2?(Ie+1)%3:1}(e),r=t.state.selection,o=i,h=e;return{update(t){t.changes&&(i&&(i.pos=t.changes.mapPos(i.pos)),r=r.map(t.changes))},get(e,l,a){let c;if(e.clientX==h.clientX&&e.clientY==h.clientY?c=o:(c=o=Pe(t,e),h=e),!c||!i)return r;let u=Te(t,c.pos,c.bias,s);if(i.pos!=c.pos&&!l){let e=Te(t,i.pos,i.bias,s),r=Math.min(e.from,u.from),o=Math.max(e.to,u.to);u=r<u.from?n.jT.range(r,o):n.jT.range(o,r)}return l?r.replaceRange(r.main.extend(u.from,u.to)):a?r.addRange(u):n.jT.create([u])}}}(t,e)),i&&(t.root.activeElement!=t.contentDOM&&t.observer.ignore((()=>R(t.contentDOM))),t.inputState.startMouseSelection(t,e,i))};let Ee=(t,e)=>t>=e.top&&t<=e.bottom,Re=(t,e,i)=>Ee(e,i)&&t>=i.left&&t<=i.right;function Le(t,e,i,n){let s=vt.find(t.docView,e);if(!s)return 1;let r=e-s.posAtStart;if(0==r)return 1;if(r==s.length)return-1;let o=s.coordsAt(r,-1);if(o&&Re(i,n,o))return-1;let h=s.coordsAt(r,1);return h&&Re(i,n,h)?1:o&&Ee(n,o)?-1:1}function Pe(t,e){let i=t.posAtCoords({x:e.clientX,y:e.clientY});return null==i?null:{pos:i,bias:Le(t,i,e.clientX,e.clientY)}}const Be=U.ie&&U.ie_version<=11;let Ne=null,Ie=0,Ve=0;Me.dragstart=(t,e)=>{let{selection:{main:i}}=t.state,{mouseSelection:n}=t.inputState;n&&(n.dragging=i),e.dataTransfer&&(e.dataTransfer.setData("Text",t.state.sliceDoc(i.from,i.to)),e.dataTransfer.effectAllowed="copyMove")},Me.drop=(t,e)=>{if(!e.dataTransfer||!t.state.facet(Rt))return;let i=t.posAtCoords({x:e.clientX,y:e.clientY}),s=e.dataTransfer.getData("Text");if(null==i||!s)return;e.preventDefault();let{mouseSelection:r}=t.inputState,o=r&&r.dragging&&r.dragMove?{from:r.dragging.from,to:r.dragging.to}:null,h={from:i,insert:s},l=t.state.changes(o?[o,h]:h);t.focus(),t.dispatch({changes:l,selection:{anchor:l.mapPos(i,-1),head:l.mapPos(i,1)},annotations:n.YW.userEvent.of("drop")})},Me.paste=(t,e)=>{if(!t.state.facet(Rt))return;t.observer.flush();let i=De?null:e.clipboardData,n=i&&i.getData("text/plain");n?(Oe(t,n),e.preventDefault()):function(t){let e=t.dom.parentNode;if(!e)return;let i=e.appendChild(document.createElement("textarea"));i.style.cssText="position: fixed; left: -10000px; top: 10px",i.focus(),setTimeout((()=>{t.focus(),i.remove(),Oe(t,i.value)}),50)}(t)};let He=null;function We(t){t.docView.compositionDeco.size&&t.update([])}Me.copy=Me.cut=(t,e)=>{let{text:i,ranges:s,linewise:r}=function(t){let e=[],i=[],n=!1;for(let n of t.selection.ranges)n.empty||(e.push(t.sliceDoc(n.from,n.to)),i.push(n));if(!e.length){let s=-1;for(let{from:n}of t.selection.ranges){let r=t.doc.lineAt(n);r.number>s&&(e.push(r.text),i.push({from:r.from,to:Math.min(t.doc.length,r.to+1)})),s=r.number}n=!0}return{text:e.join(t.lineBreak),ranges:i,linewise:n}}(t.state);if(!i)return;He=r?i:null;let o=De?null:e.clipboardData;o?(e.preventDefault(),o.clearData(),o.setData("text/plain",i)):function(t,e){let i=t.dom.parentNode;if(!i)return;let n=i.appendChild(document.createElement("textarea"));n.style.cssText="position: fixed; left: -10000px; top: 10px",n.value=e,n.focus(),n.selectionEnd=e.length,n.selectionStart=0,setTimeout((()=>{n.remove(),t.focus()}),50)}(t,i),"cut"==e.type&&t.state.facet(Rt)&&t.dispatch({changes:s,scrollIntoView:!0,annotations:n.YW.userEvent.of("cut")})},Me.focus=Me.blur=t=>{setTimeout((()=>{t.hasFocus!=t.inputState.notifiedFocused&&t.update([])}),10)},Me.beforeprint=t=>{t.viewState.printing=!0,t.requestMeasure(),setTimeout((()=>{t.viewState.printing=!1,t.requestMeasure()}),2e3)},Me.compositionstart=Me.compositionupdate=t=>{t.inputState.composing<0&&(t.docView.compositionDeco.size&&(t.observer.flush(),We(t)),t.inputState.composing=0)},Me.compositionend=t=>{t.inputState.composing=-1,t.inputState.compositionEndedAt=Date.now(),setTimeout((()=>{t.inputState.composing<0&&We(t)}),50)},Me.contextmenu=t=>{t.inputState.lastContextMenu=Date.now()};const Fe=["pre-wrap","normal","pre-line"];class ze{constructor(){this.doc=s.xv.empty,this.lineWrapping=!1,this.direction=Xt.LTR,this.heightSamples={},this.lineHeight=14,this.charWidth=7,this.lineLength=30,this.heightChanged=!1}heightForGap(t,e){let i=this.doc.lineAt(e).number-this.doc.lineAt(t).number+1;return this.lineWrapping&&(i+=Math.ceil((e-t-i*this.lineLength*.5)/this.lineLength)),this.lineHeight*i}heightForLine(t){if(!this.lineWrapping)return this.lineHeight;return(1+Math.max(0,Math.ceil((t-this.lineLength)/(this.lineLength-5))))*this.lineHeight}setDoc(t){return this.doc=t,this}mustRefresh(t,e,i){let n=!1;for(let e=0;e<t.length;e++){let i=t[e];i<0?e++:this.heightSamples[Math.floor(10*i)]||(n=!0,this.heightSamples[Math.floor(10*i)]=!0)}return n||Fe.indexOf(e)>-1!=this.lineWrapping||this.direction!=i}refresh(t,e,i,n,s,r){let o=Fe.indexOf(t)>-1,h=Math.round(i)!=Math.round(this.lineHeight)||this.lineWrapping!=o||this.direction!=e;if(this.lineWrapping=o,this.direction=e,this.lineHeight=i,this.charWidth=n,this.lineLength=s,h){this.heightSamples={};for(let t=0;t<r.length;t++){let e=r[t];e<0?t++:this.heightSamples[Math.floor(10*e)]=!0}}return h}}class qe{constructor(t,e){this.from=t,this.heights=e,this.index=0}get more(){return this.index<this.heights.length}}class je{constructor(t,e,i,n,s){this.from=t,this.length=e,this.top=i,this.height=n,this.type=s}get to(){return this.from+this.length}get bottom(){return this.top+this.height}join(t){let e=(Array.isArray(this.type)?this.type:[this]).concat(Array.isArray(t.type)?t.type:[t]);return new je(this.from,this.length+t.length,this.top,this.height+t.height,e)}}var $e=function(t){return t[t.ByPos=0]="ByPos",t[t.ByHeight=1]="ByHeight",t[t.ByPosNoHeight=2]="ByPosNoHeight",t}($e||($e={}));class Je{constructor(t,e,i=2){this.length=t,this.height=e,this.flags=i}get outdated(){return(2&this.flags)>0}set outdated(t){this.flags=(t?2:0)|-3&this.flags}setHeight(t,e){this.height!=e&&(Math.abs(this.height-e)>1e-4&&(t.heightChanged=!0),this.height=e)}replace(t,e,i){return Je.of(i)}decomposeLeft(t,e){e.push(this)}decomposeRight(t,e){e.push(this)}applyChanges(t,e,i,n){let s=this;for(let r=n.length-1;r>=0;r--){let{fromA:o,toA:h,fromB:l,toB:a}=n[r],c=s.lineAt(o,$e.ByPosNoHeight,e,0,0),u=c.to>=h?c:s.lineAt(h,$e.ByPosNoHeight,e,0,0);for(a+=u.to-h,h=u.to;r>0&&c.from<=n[r-1].toA;)o=n[r-1].fromA,l=n[r-1].fromB,r--,o<c.from&&(c=s.lineAt(o,$e.ByPosNoHeight,e,0,0));l+=c.from-o,o=c.from;let f=Xe.build(i,t,l,a);s=s.replace(o,h,f)}return s.updateHeight(i,0)}static empty(){return new Ge(0,0)}static of(t){if(1==t.length)return t[0];let e=0,i=t.length,n=0,s=0;for(;;)if(e==i)if(n>2*s){let s=t[e-1];s.break?t.splice(--e,1,s.left,null,s.right):t.splice(--e,1,s.left,s.right),i+=1+s.break,n-=s.size}else{if(!(s>2*n))break;{let e=t[i];e.break?t.splice(i,1,e.left,null,e.right):t.splice(i,1,e.left,e.right),i+=2+e.break,s-=e.size}}else if(n<s){let i=t[e++];i&&(n+=i.size)}else{let e=t[--i];e&&(s+=e.size)}let r=0;return null==t[e-1]?(r=1,e--):null==t[e]&&(r=1,i++),new Ue(Je.of(t.slice(0,e)),r,Je.of(t.slice(i)))}}Je.prototype.size=1;class _e extends Je{constructor(t,e,i){super(t,e),this.type=i}blockAt(t,e,i,n){return new je(n,this.length,i,this.height,this.type)}lineAt(t,e,i,n,s){return this.blockAt(0,i,n,s)}forEachLine(t,e,i,n,s,r){r(this.blockAt(0,i,n,s))}updateHeight(t,e=0,i=!1,n){return n&&n.from<=e&&n.more&&this.setHeight(t,n.heights[n.index++]),this.outdated=!1,this}toString(){return`block(${this.length})`}}class Ge extends _e{constructor(t,e){super(t,e,ut.Text),this.collapsed=0,this.widgetHeight=0}replace(t,e,i){let n=i[0];return 1==i.length&&(n instanceof Ge||n instanceof Ke&&4&n.flags)&&Math.abs(this.length-n.length)<10?(n instanceof Ke?n=new Ge(n.length,this.height):n.height=this.height,this.outdated||(n.outdated=!1),n):Je.of(i)}updateHeight(t,e=0,i=!1,n){return n&&n.from<=e&&n.more?this.setHeight(t,n.heights[n.index++]):(i||this.outdated)&&this.setHeight(t,Math.max(this.widgetHeight,t.heightForLine(this.length-this.collapsed))),this.outdated=!1,this}toString(){return`line(${this.length}${this.collapsed?-this.collapsed:""}${this.widgetHeight?":"+this.widgetHeight:""})`}}class Ke extends Je{constructor(t){super(t,0)}lines(t,e){let i=t.lineAt(e).number,n=t.lineAt(e+this.length).number;return{firstLine:i,lastLine:n,lineHeight:this.height/(n-i+1)}}blockAt(t,e,i,n){let{firstLine:s,lastLine:r,lineHeight:o}=this.lines(e,n),h=Math.max(0,Math.min(r-s,Math.floor((t-i)/o))),{from:l,length:a}=e.line(s+h);return new je(l,a,i+o*h,o,ut.Text)}lineAt(t,e,i,n,s){if(e==$e.ByHeight)return this.blockAt(t,i,n,s);if(e==$e.ByPosNoHeight){let{from:e,to:n}=i.lineAt(t);return new je(e,n-e,0,0,ut.Text)}let{firstLine:r,lineHeight:o}=this.lines(i,s),{from:h,length:l,number:a}=i.lineAt(t);return new je(h,l,n+o*(a-r),o,ut.Text)}forEachLine(t,e,i,n,s,r){let{firstLine:o,lineHeight:h}=this.lines(i,s);for(let l=Math.max(t,s),a=Math.min(s+this.length,e);l<=a;){let e=i.lineAt(l);l==t&&(n+=h*(e.number-o)),r(new je(e.from,e.length,n,h,ut.Text)),n+=h,l=e.to+1}}replace(t,e,i){let n=this.length-e;if(n>0){let t=i[i.length-1];t instanceof Ke?i[i.length-1]=new Ke(t.length+n):i.push(null,new Ke(n-1))}if(t>0){let e=i[0];e instanceof Ke?i[0]=new Ke(t+e.length):i.unshift(new Ke(t-1),null)}return Je.of(i)}decomposeLeft(t,e){e.push(new Ke(t-1),null)}decomposeRight(t,e){e.push(null,new Ke(this.length-t-1))}updateHeight(t,e=0,i=!1,n){let s=e+this.length;if(n&&n.from<=e+this.length&&n.more){let i=[],r=Math.max(e,n.from);for(n.from>e&&i.push(new Ke(n.from-e-1).updateHeight(t,e));r<=s&&n.more;){let e=t.doc.lineAt(r).length;i.length&&i.push(null);let s=new Ge(e,n.heights[n.index++]);s.outdated=!1,i.push(s),r+=e+1}return r<=s&&i.push(null,new Ke(s-r).updateHeight(t,r)),t.heightChanged=!0,Je.of(i)}return(i||this.outdated)&&(this.setHeight(t,t.heightForGap(e,e+this.length)),this.outdated=!1),this}toString(){return`gap(${this.length})`}}class Ue extends Je{constructor(t,e,i){super(t.length+e+i.length,t.height+i.height,e|(t.outdated||i.outdated?2:0)),this.left=t,this.right=i,this.size=t.size+i.size}get break(){return 1&this.flags}blockAt(t,e,i,n){let s=i+this.left.height;return t<s||0==this.right.height?this.left.blockAt(t,e,i,n):this.right.blockAt(t,e,s,n+this.left.length+this.break)}lineAt(t,e,i,n,s){let r=n+this.left.height,o=s+this.left.length+this.break,h=e==$e.ByHeight?t<r||0==this.right.height:t<o,l=h?this.left.lineAt(t,e,i,n,s):this.right.lineAt(t,e,i,r,o);if(this.break||(h?l.to<o:l.from>o))return l;let a=e==$e.ByPosNoHeight?$e.ByPosNoHeight:$e.ByPos;return h?l.join(this.right.lineAt(o,a,i,r,o)):this.left.lineAt(o,a,i,n,s).join(l)}forEachLine(t,e,i,n,s,r){let o=n+this.left.height,h=s+this.left.length+this.break;if(this.break)t<h&&this.left.forEachLine(t,e,i,n,s,r),e>=h&&this.right.forEachLine(t,e,i,o,h,r);else{let l=this.lineAt(h,$e.ByPos,i,n,s);t<l.from&&this.left.forEachLine(t,l.from-1,i,n,s,r),l.to>=t&&l.from<=e&&r(l),e>l.to&&this.right.forEachLine(l.to+1,e,i,o,h,r)}}replace(t,e,i){let n=this.left.length+this.break;if(e<n)return this.balanced(this.left.replace(t,e,i),this.right);if(t>this.left.length)return this.balanced(this.left,this.right.replace(t-n,e-n,i));let s=[];t>0&&this.decomposeLeft(t,s);let r=s.length;for(let t of i)s.push(t);if(t>0&&Ye(s,r-1),e<this.length){let t=s.length;this.decomposeRight(e,s),Ye(s,t)}return Je.of(s)}decomposeLeft(t,e){let i=this.left.length;if(t<=i)return this.left.decomposeLeft(t,e);e.push(this.left),this.break&&(i++,t>=i&&e.push(null)),t>i&&this.right.decomposeLeft(t-i,e)}decomposeRight(t,e){let i=this.left.length,n=i+this.break;if(t>=n)return this.right.decomposeRight(t-n,e);t<i&&this.left.decomposeRight(t,e),this.break&&t<n&&e.push(null),e.push(this.right)}balanced(t,e){return t.size>2*e.size||e.size>2*t.size?Je.of(this.break?[t,null,e]:[t,e]):(this.left=t,this.right=e,this.height=t.height+e.height,this.outdated=t.outdated||e.outdated,this.size=t.size+e.size,this.length=t.length+this.break+e.length,this)}updateHeight(t,e=0,i=!1,n){let{left:s,right:r}=this,o=e+s.length+this.break,h=null;return n&&n.from<=e+s.length&&n.more?h=s=s.updateHeight(t,e,i,n):s.updateHeight(t,e,i),n&&n.from<=o+r.length&&n.more?h=r=r.updateHeight(t,o,i,n):r.updateHeight(t,o,i),h?this.balanced(s,r):(this.height=this.left.height+this.right.height,this.outdated=!1,this)}toString(){return this.left+(this.break?" ":"-")+this.right}}function Ye(t,e){let i,n;null==t[e]&&(i=t[e-1])instanceof Ke&&(n=t[e+1])instanceof Ke&&t.splice(e-1,3,new Ke(i.length+1+n.length))}class Xe{constructor(t,e){this.pos=t,this.oracle=e,this.nodes=[],this.lineStart=-1,this.lineEnd=-1,this.covering=null,this.writtenTo=t}get isCovered(){return this.covering&&this.nodes[this.nodes.length-1]==this.covering}span(t,e){if(this.lineStart>-1){let t=Math.min(e,this.lineEnd),i=this.nodes[this.nodes.length-1];i instanceof Ge?i.length+=t-this.pos:(t>this.pos||!this.isCovered)&&this.nodes.push(new Ge(t-this.pos,-1)),this.writtenTo=t,e>t&&(this.nodes.push(null),this.writtenTo++,this.lineStart=-1)}this.pos=e}point(t,e,i){if(t<e||i.heightRelevant){let n=i.widget?Math.max(0,i.widget.estimatedHeight):0,s=e-t;i.block?this.addBlock(new _e(s,n,i.type)):(s||n>=5)&&this.addLineDeco(n,s)}else e>t&&this.span(t,e);this.lineEnd>-1&&this.lineEnd<this.pos&&(this.lineEnd=this.oracle.doc.lineAt(this.pos).to)}enterLine(){if(this.lineStart>-1)return;let{from:t,to:e}=this.oracle.doc.lineAt(this.pos);this.lineStart=t,this.lineEnd=e,this.writtenTo<t&&((this.writtenTo<t-1||null==this.nodes[this.nodes.length-1])&&this.nodes.push(this.blankContent(this.writtenTo,t-1)),this.nodes.push(null)),this.pos>t&&this.nodes.push(new Ge(this.pos-t,-1)),this.writtenTo=this.pos}blankContent(t,e){let i=new Ke(e-t);return this.oracle.doc.lineAt(t).to==e&&(i.flags|=4),i}ensureLine(){this.enterLine();let t=this.nodes.length?this.nodes[this.nodes.length-1]:null;if(t instanceof Ge)return t;let e=new Ge(0,-1);return this.nodes.push(e),e}addBlock(t){this.enterLine(),t.type!=ut.WidgetAfter||this.isCovered||this.ensureLine(),this.nodes.push(t),this.writtenTo=this.pos=this.pos+t.length,t.type!=ut.WidgetBefore&&(this.covering=t)}addLineDeco(t,e){let i=this.ensureLine();i.length+=e,i.collapsed+=e,i.widgetHeight=Math.max(i.widgetHeight,t),this.writtenTo=this.pos=this.pos+e}finish(t){let e=0==this.nodes.length?null:this.nodes[this.nodes.length-1];!(this.lineStart>-1)||e instanceof Ge||this.isCovered?(this.writtenTo<this.pos||null==e)&&this.nodes.push(this.blankContent(this.writtenTo,this.pos)):this.nodes.push(new Ge(0,-1));let i=t;for(let t of this.nodes)t instanceof Ge&&t.updateHeight(this.oracle,i),i+=t?t.length:1;return this.nodes}static build(t,e,i,n){let s=new Xe(i,t);return o.Xs.spans(e,i,n,s,0),s.finish(i)}}class Qe{constructor(){this.changes=[]}compareRange(){}comparePoint(t,e,i,n){(t<e||i&&i.heightRelevant||n&&n.heightRelevant)&&wt(t,e,this.changes,5)}}class Ze{constructor(t,e,i){this.from=t,this.to=e,this.size=i}static same(t,e){if(t.length!=e.length)return!1;for(let i=0;i<t.length;i++){let n=t[i],s=e[i];if(n.from!=s.from||n.to!=s.to||n.size!=s.size)return!1}return!0}draw(t){return ft.replace({widget:new ti(this.size,t)}).range(this.from,this.to)}}class ti extends ct{constructor(t,e){super(),this.size=t,this.vertical=e}eq(t){return t.size==this.size&&t.vertical==this.vertical}toDOM(){let t=document.createElement("div");return this.vertical?t.style.height=this.size+"px":(t.style.width=this.size+"px",t.style.height="2px",t.style.display="inline-block"),t}get estimatedHeight(){return this.vertical?this.size:-1}}class ei{constructor(t){this.state=t,this.pixelViewport={left:0,right:window.innerWidth,top:0,bottom:0},this.inView=!0,this.paddingTop=0,this.paddingBottom=0,this.contentWidth=0,this.heightOracle=new ze,this.scaler=oi,this.scrollTo=null,this.printing=!1,this.visibleRanges=[],this.mustEnforceCursorAssoc=!1,this.heightMap=Je.empty().applyChanges(t.facet(zt),s.xv.empty,this.heightOracle.setDoc(t.doc),[new jt(0,0,0,t.doc.length)]),this.viewport=this.getViewport(0,null),this.updateForViewport(),this.lineGaps=this.ensureLineGaps([]),this.lineGapDeco=ft.set(this.lineGaps.map((t=>t.draw(!1)))),this.computeVisibleRanges()}updateForViewport(){let t=[this.viewport],{main:e}=this.state.selection;for(let i=0;i<=1;i++){let n=i?e.head:e.anchor;if(!t.some((({from:t,to:e})=>n>=t&&n<=e))){let{from:e,to:i}=this.lineAt(n,0);t.push(new ii(e,i))}}this.viewports=t.sort(((t,e)=>t.from-e.from)),this.scaler=this.heightMap.height<=7e6?oi:new hi(this.heightOracle.doc,this.heightMap,this.viewports)}update(t,e=null){let i=this.state;this.state=t.state;let s=this.state.facet(zt),r=t.changedRanges,h=jt.extendWithRanges(r,function(t,e,i){let n=new Qe;return o.Xs.compare(t,e,i,n,0),n.changes}(t.startState.facet(zt),s,t?t.changes:n.as.empty(this.state.doc.length))),l=this.heightMap.height;this.heightMap=this.heightMap.applyChanges(s,i.doc,this.heightOracle.setDoc(this.state.doc),h),this.heightMap.height!=l&&(t.flags|=2);let a=h.length?this.mapViewport(this.viewport,t.changes):this.viewport;(e&&(e.head<a.from||e.head>a.to)||!this.viewportIsAppropriate(a))&&(a=this.getViewport(0,e)),a.eq(this.viewport)||(this.viewport=a,t.flags|=4),this.updateForViewport(),(this.lineGaps.length||this.viewport.to-this.viewport.from>15e3)&&(t.flags|=this.updateLineGaps(this.ensureLineGaps(this.mapLineGaps(this.lineGaps,t.changes)))),this.computeVisibleRanges(),e&&(this.scrollTo=e),!this.mustEnforceCursorAssoc&&t.selectionSet&&t.view.lineWrapping&&t.state.selection.main.empty&&t.state.selection.main.assoc&&(this.mustEnforceCursorAssoc=!0)}measure(t,e){let i=t.dom,n="",s=Xt.LTR;if(!e){let t=window.getComputedStyle(i);n=t.whiteSpace,s="rtl"==t.direction?Xt.RTL:Xt.LTR,this.paddingTop=parseInt(t.paddingTop)||0,this.paddingBottom=parseInt(t.paddingBottom)||0}let r=this.printing?{top:-1e8,bottom:1e8,left:-1e8,right:1e8}:function(t,e){let i=t.getBoundingClientRect(),n=Math.max(0,i.left),s=Math.min(innerWidth,i.right),r=Math.max(0,i.top),o=Math.min(innerHeight,i.bottom);for(let e=t.parentNode;e;)if(1==e.nodeType){let t=window.getComputedStyle(e);if((e.scrollHeight>e.clientHeight||e.scrollWidth>e.clientWidth)&&"visible"!=t.overflow){let t=e.getBoundingClientRect();n=Math.max(n,t.left),s=Math.min(s,t.right),r=Math.max(r,t.top),o=Math.min(o,t.bottom)}e="absolute"==t.position||"fixed"==t.position?e.offsetParent:e.parentNode}else{if(11!=e.nodeType)break;e=e.host}return{left:n-i.left,right:s-i.left,top:r-(i.top+e),bottom:o-(i.top+e)}}(i,this.paddingTop),o=r.top-this.pixelViewport.top,h=r.bottom-this.pixelViewport.bottom;if(this.pixelViewport=r,this.inView=this.pixelViewport.bottom>this.pixelViewport.top&&this.pixelViewport.right>this.pixelViewport.left,!this.inView)return 0;let l=t.measureVisibleLineHeights(),a=!1,c=0,u=0,f=this.heightOracle;if(!e){let e=t.dom.clientWidth;if(f.mustRefresh(l,n,s)||f.lineWrapping&&Math.abs(e-this.contentWidth)>f.charWidth){let{lineHeight:i,charWidth:r}=t.measureTextSize();a=f.refresh(n,s,i,r,e/r,l),a&&(t.minWidth=0,u|=16)}this.contentWidth!=e&&(this.contentWidth=e,u|=16),o>0&&h>0?c=Math.max(o,h):o<0&&h<0&&(c=Math.min(o,h))}if(f.heightChanged=!1,this.heightMap=this.heightMap.updateHeight(f,0,a,new qe(this.viewport.from,l)),f.heightChanged&&(u|=2),!this.viewportIsAppropriate(this.viewport,c)||this.scrollTo&&(this.scrollTo.head<this.viewport.from||this.scrollTo.head>this.viewport.to)){let t=this.getViewport(c,this.scrollTo);t.from==this.viewport.from&&t.to==this.viewport.to||(this.viewport=t,u|=4)}return this.updateForViewport(),(this.lineGaps.length||this.viewport.to-this.viewport.from>15e3)&&(u|=this.updateLineGaps(this.ensureLineGaps(a?[]:this.lineGaps))),this.computeVisibleRanges(),this.mustEnforceCursorAssoc&&(this.mustEnforceCursorAssoc=!1,t.enforceCursorAssoc()),u}get visibleTop(){return this.scaler.fromDOM(this.pixelViewport.top,0)}get visibleBottom(){return this.scaler.fromDOM(this.pixelViewport.bottom,0)}getViewport(t,e){let i=.5-Math.max(-.5,Math.min(.5,t/1e3/2)),n=this.heightMap,s=this.state.doc,{visibleTop:r,visibleBottom:o}=this,h=new ii(n.lineAt(r-1e3*i,$e.ByHeight,s,0,0).from,n.lineAt(o+1e3*(1-i),$e.ByHeight,s,0,0).to);if(e)if(e.head<h.from){let{top:t}=n.lineAt(e.head,$e.ByPos,s,0,0);h=new ii(n.lineAt(t-500,$e.ByHeight,s,0,0).from,n.lineAt(t+(o-r)+500,$e.ByHeight,s,0,0).to)}else if(e.head>h.to){let{bottom:t}=n.lineAt(e.head,$e.ByPos,s,0,0);h=new ii(n.lineAt(t-(o-r)-500,$e.ByHeight,s,0,0).from,n.lineAt(t+500,$e.ByHeight,s,0,0).to)}return h}mapViewport(t,e){let i=e.mapPos(t.from,-1),n=e.mapPos(t.to,1);return new ii(this.heightMap.lineAt(i,$e.ByPos,this.state.doc,0,0).from,this.heightMap.lineAt(n,$e.ByPos,this.state.doc,0,0).to)}viewportIsAppropriate({from:t,to:e},i=0){let{top:n}=this.heightMap.lineAt(t,$e.ByPos,this.state.doc,0,0),{bottom:s}=this.heightMap.lineAt(e,$e.ByPos,this.state.doc,0,0),{visibleTop:r,visibleBottom:o}=this;return(0==t||n<=r-Math.max(10,Math.min(-i,250)))&&(e==this.state.doc.length||s>=o+Math.max(10,Math.min(i,250)))&&n>r-2e3&&s<o+2e3}mapLineGaps(t,e){if(!t.length||e.empty)return t;let i=[];for(let n of t)e.touchesRange(n.from,n.to)||i.push(new Ze(e.mapPos(n.from),e.mapPos(n.to),n.size));return i}ensureLineGaps(t){let e=[];return this.heightOracle.direction!=Xt.LTR||this.heightMap.forEachLine(this.viewport.from,this.viewport.to,this.state.doc,0,0,(i=>{if(i.length<1e4)return;let n,s,r=function(t,e,i){let n=[],s=t,r=0;o.Xs.spans(i.facet(zt),t,e,{span(){},point(t,e){t>s&&(n.push({from:s,to:t}),r+=t-s),s=e}},20),s<e&&(n.push({from:s,to:e}),r+=e-s);return{total:r,ranges:n}}(i.from,i.to,this.state);if(r.total<1e4)return;if(this.heightOracle.lineWrapping)n=i.from!=this.viewport.from?i.from:ni(r,(this.visibleTop-i.top)/i.height),s=i.to!=this.viewport.to?i.to:ni(r,(this.visibleBottom-i.top)/i.height);else{let t=r.total*this.heightOracle.charWidth;n=ni(r,this.pixelViewport.left/t),s=ni(r,this.pixelViewport.right/t)}let h=this.state.selection.main;h.from<=n&&h.to>=i.from&&(n=h.from),h.from<=i.to&&h.to>=s&&(s=h.to);let l=n-1e4,a=s+1e4;l>i.from+5e3&&e.push(ri(t,(t=>t.from==i.from&&t.to>l-5e3&&t.to<l+5e3))||new Ze(i.from,l,this.gapSize(i,l,!0,r))),a<i.to-5e3&&e.push(ri(t,(t=>t.to==i.to&&t.from>a-5e3&&t.from<a+5e3))||new Ze(a,i.to,this.gapSize(i,a,!1,r)))})),e}gapSize(t,e,i,n){if(this.heightOracle.lineWrapping){let s=t.height*si(n,e);return i?s:t.height-s}{let t=si(n,e);return n.total*this.heightOracle.charWidth*(i?t:1-t)}}updateLineGaps(t){return Ze.same(t,this.lineGaps)?0:(this.lineGaps=t,this.lineGapDeco=ft.set(t.map((t=>t.draw(this.heightOracle.lineWrapping)))),8)}computeVisibleRanges(){let t=this.state.facet(zt);this.lineGaps.length&&(t=t.concat(this.lineGapDeco));let e=[];o.Xs.spans(t,this.viewport.from,this.viewport.to,{span(t,i){e.push({from:t,to:i})},point(){}},20),this.visibleRanges=e}lineAt(t,e){return e+=this.paddingTop,li(this.heightMap.lineAt(t,$e.ByPos,this.state.doc,e,0),this.scaler,e)}lineAtHeight(t,e){return e+=this.paddingTop,li(this.heightMap.lineAt(this.scaler.fromDOM(t,e),$e.ByHeight,this.state.doc,e,0),this.scaler,e)}blockAtHeight(t,e){return e+=this.paddingTop,li(this.heightMap.blockAt(this.scaler.fromDOM(t,e),this.state.doc,e,0),this.scaler,e)}forEachLine(t,e,i,n){return n+=this.paddingTop,this.heightMap.forEachLine(t,e,this.state.doc,n,0,1==this.scaler.scale?i:t=>i(li(t,this.scaler,n)))}get contentHeight(){return this.domHeight+this.paddingTop+this.paddingBottom}get domHeight(){return this.scaler.toDOM(this.heightMap.height,this.paddingTop)}}class ii{constructor(t,e){this.from=t,this.to=e}eq(t){return this.from==t.from&&this.to==t.to}}function ni({total:t,ranges:e},i){if(i<=0)return e[0].from;if(i>=1)return e[e.length-1].to;let n=Math.floor(t*i);for(let t=0;;t++){let{from:i,to:s}=e[t],r=s-i;if(n<=r)return i+n;n-=r}}function si(t,e){let i=0;for(let{from:n,to:s}of t.ranges){if(e<=s){i+=e-n;break}i+=s-n}return i/t.total}function ri(t,e){for(let i of t)if(e(i))return i}const oi={toDOM:t=>t,fromDOM:t=>t,scale:1};class hi{constructor(t,e,i){let n=0,s=0,r=0;this.viewports=i.map((({from:i,to:s})=>{let r=e.lineAt(i,$e.ByPos,t,0,0).top,o=e.lineAt(s,$e.ByPos,t,0,0).bottom;return n+=o-r,{from:i,to:s,top:r,bottom:o,domTop:0,domBottom:0}})),this.scale=(7e6-n)/(e.height-n);for(let t of this.viewports)t.domTop=r+(t.top-s)*this.scale,r=t.domBottom=t.domTop+(t.bottom-t.top),s=t.bottom}toDOM(t,e){t-=e;for(let i=0,n=0,s=0;;i++){let r=i<this.viewports.length?this.viewports[i]:null;if(!r||t<r.top)return s+(t-n)*this.scale+e;if(t<=r.bottom)return r.domTop+(t-r.top)+e;n=r.bottom,s=r.domBottom}}fromDOM(t,e){t-=e;for(let i=0,n=0,s=0;;i++){let r=i<this.viewports.length?this.viewports[i]:null;if(!r||t<r.domTop)return n+(t-s)/this.scale+e;if(t<=r.domBottom)return r.top+(t-r.domTop)+e;n=r.bottom,s=r.domBottom}}}function li(t,e,i){if(1==e.scale)return t;let n=e.toDOM(t.top,i),s=e.toDOM(t.bottom,i);return new je(t.from,t.length,n,s-n,Array.isArray(t.type)?t.type.map((t=>li(t,e,i))):t.type)}const ai=n.r$.define({combine:t=>t.join(" ")}),ci=n.r$.define({combine:t=>t.indexOf(!0)>-1}),ui=r.V.newName(),fi=r.V.newName(),di=r.V.newName(),gi={"&light":"."+fi,"&dark":"."+di};function pi(t,e,i){return new r.V(e,{finish:e=>/&/.test(e)?e.replace(/&\w*/,(e=>{if("&"==e)return t;if(!i||!i[e])throw new RangeError(`Unsupported selector: ${e}`);return i[e]})):t+" "+e})}const mi=pi("."+ui,{"&":{position:"relative !important",boxSizing:"border-box","&.cm-focused":{outline:"1px dotted #212121"},display:"flex !important",flexDirection:"column"},".cm-scroller":{display:"flex !important",alignItems:"flex-start !important",fontFamily:"monospace",lineHeight:1.4,height:"100%",overflowX:"auto",position:"relative",zIndex:0},".cm-content":{margin:0,flexGrow:2,minHeight:"100%",display:"block",whiteSpace:"pre",wordWrap:"normal",boxSizing:"border-box",padding:"4px 0",outline:"none"},".cm-lineWrapping":{whiteSpace:"pre-wrap",overflowWrap:"anywhere"},"&light .cm-content":{caretColor:"black"},"&dark .cm-content":{caretColor:"white"},".cm-line":{display:"block",padding:"0 2px 0 4px"},".cm-selectionLayer":{zIndex:-1,contain:"size style"},".cm-selectionBackground":{position:"absolute"},"&light .cm-selectionBackground":{background:"#d9d9d9"},"&dark .cm-selectionBackground":{background:"#222"},"&light.cm-focused .cm-selectionBackground":{background:"#d7d4f0"},"&dark.cm-focused .cm-selectionBackground":{background:"#233"},".cm-cursorLayer":{zIndex:100,contain:"size style",pointerEvents:"none"},"&.cm-focused .cm-cursorLayer":{animation:"steps(1) cm-blink 1.2s infinite"},"@keyframes cm-blink":{"0%":{},"50%":{visibility:"hidden"},"100%":{}},"@keyframes cm-blink2":{"0%":{},"50%":{visibility:"hidden"},"100%":{}},".cm-cursor":{position:"absolute",borderLeft:"1.2px solid black",marginLeft:"-0.6px",pointerEvents:"none",display:"none"},"&dark .cm-cursor":{borderLeftColor:"#444"},"&.cm-focused .cm-cursor":{display:"block"},"&light .cm-activeLine":{backgroundColor:"#f3f9ff"},"&dark .cm-activeLine":{backgroundColor:"#223039"},"&light .cm-specialChar":{color:"red"},"&dark .cm-specialChar":{color:"#f78"},".cm-tab":{display:"inline-block",overflow:"hidden",verticalAlign:"bottom"},".cm-placeholder":{color:"#888",display:"inline-block"},".cm-button":{verticalAlign:"middle",color:"inherit",fontSize:"70%",padding:".2em 1em",borderRadius:"3px"},"&light .cm-button":{backgroundImage:"linear-gradient(#eff1f5, #d9d9df)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#b4b4b4, #d0d3d6)"}},"&dark .cm-button":{backgroundImage:"linear-gradient(#393939, #111)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#111, #333)"}},".cm-textfield":{verticalAlign:"middle",color:"inherit",fontSize:"70%",border:"1px solid silver",padding:".2em .5em"},"&light .cm-textfield":{backgroundColor:"white"},"&dark .cm-textfield":{border:"1px solid #555",backgroundColor:"inherit"}},gi),wi={childList:!0,characterData:!0,subtree:!0,characterDataOldValue:!0},vi=U.ie&&U.ie_version<=11;class yi{constructor(t,e,i){this.view=t,this.onChange=e,this.onScrollChanged=i,this.active=!1,this.ignoreSelection=new C,this.delayedFlush=-1,this.queue=[],this.lastFlush=0,this.scrollTargets=[],this.intersection=null,this.intersecting=!1,this._selectionRange=null,this.parentCheck=-1,this.dom=t.contentDOM,this.observer=new MutationObserver((e=>{for(let t of e)this.queue.push(t);this._selectionRange=null,(U.ie&&U.ie_version<=11||U.ios&&t.composing)&&e.some((t=>"childList"==t.type&&t.removedNodes.length||"characterData"==t.type&&t.oldValue.length>t.target.nodeValue.length))?this.flushSoon():this.flush()})),vi&&(this.onCharData=t=>{this.queue.push({target:t.target,type:"characterData",oldValue:t.prevValue}),this.flushSoon()}),this.onSelectionChange=this.onSelectionChange.bind(this),this.start(),this.onScroll=this.onScroll.bind(this),window.addEventListener("scroll",this.onScroll),"function"==typeof IntersectionObserver&&(this.intersection=new IntersectionObserver((t=>{this.parentCheck<0&&(this.parentCheck=setTimeout(this.listenForScroll.bind(this),1e3)),t[t.length-1].intersectionRatio>0!=this.intersecting&&(this.intersecting=!this.intersecting,this.intersecting!=this.view.inView&&this.onScrollChanged(document.createEvent("Event")))}),{}),this.intersection.observe(this.dom)),this.listenForScroll()}onScroll(t){this.intersecting&&this.flush(),this.onScrollChanged(t)}onSelectionChange(t){this.lastFlush<Date.now()-50&&(this._selectionRange=null);let{view:e}=this,i=this.selectionRange;if(e.state.facet(Rt)?e.root.activeElement!=this.dom:!y(e.dom,i))return;let n=i.anchorNode&&e.docView.nearest(i.anchorNode);n&&n.ignoreEvent(t)||(U.ie&&U.ie_version<=11&&!e.state.selection.main.empty&&i.focusNode&&b(i.focusNode,i.focusOffset,i.anchorNode,i.anchorOffset)?this.flushSoon():this.flush())}get selectionRange(){if(!this._selectionRange){let{root:t}=this.view,e=w(t);U.safari&&11==t.nodeType&&function(){let t=document.activeElement;for(;t&&t.shadowRoot;)t=t.shadowRoot.activeElement;return t}()==this.view.contentDOM&&(e=function(t){let e=null;function i(t){t.preventDefault(),t.stopImmediatePropagation(),e=t.getTargetRanges()[0]}if(t.contentDOM.addEventListener("beforeinput",i,!0),document.execCommand("indent"),t.contentDOM.removeEventListener("beforeinput",i,!0),!e)return null;let n=e.startContainer,s=e.startOffset,r=e.endContainer,o=e.endOffset,h=t.docView.domAtPos(t.state.selection.main.anchor);b(h.node,h.offset,r,o)&&([n,s,r,o]=[r,o,n,s]);return{anchorNode:n,anchorOffset:s,focusNode:r,focusOffset:o}}(this.view)||e),this._selectionRange=e}return this._selectionRange}setSelectionRange(t,e){var i;(null===(i=this._selectionRange)||void 0===i?void 0:i.type)||(this._selectionRange={anchorNode:t.node,anchorOffset:t.offset,focusNode:e.node,focusOffset:e.offset})}listenForScroll(){this.parentCheck=-1;let t=0,e=null;for(let i=this.dom;i;)if(1==i.nodeType)!e&&t<this.scrollTargets.length&&this.scrollTargets[t]==i?t++:e||(e=this.scrollTargets.slice(0,t)),e&&e.push(i),i=i.assignedSlot||i.parentNode;else{if(11!=i.nodeType)break;i=i.host}if(t<this.scrollTargets.length&&!e&&(e=this.scrollTargets.slice(0,t)),e){for(let t of this.scrollTargets)t.removeEventListener("scroll",this.onScroll);for(let t of this.scrollTargets=e)t.addEventListener("scroll",this.onScroll)}}ignore(t){if(!this.active)return t();try{return this.stop(),t()}finally{this.start(),this.clear()}}start(){this.active||(this.observer.observe(this.dom,wi),this.dom.ownerDocument.addEventListener("selectionchange",this.onSelectionChange),vi&&this.dom.addEventListener("DOMCharacterDataModified",this.onCharData),this.active=!0)}stop(){this.active&&(this.active=!1,this.observer.disconnect(),this.dom.ownerDocument.removeEventListener("selectionchange",this.onSelectionChange),vi&&this.dom.removeEventListener("DOMCharacterDataModified",this.onCharData))}clearSelection(){this.ignoreSelection.set(this.selectionRange)}clear(){this.observer.takeRecords(),this.queue.length=0,this.clearSelection()}flushSoon(){this.delayedFlush<0&&(this.delayedFlush=window.setTimeout((()=>{this.delayedFlush=-1,this.flush()}),20))}forceFlush(){this.delayedFlush>=0&&(window.clearTimeout(this.delayedFlush),this.delayedFlush=-1,this.flush())}flush(){if(this.delayedFlush>=0)return;this.lastFlush=Date.now();let t=this.queue;for(let e of this.observer.takeRecords())t.push(e);t.length&&(this.queue=[]);let e=this.selectionRange,i=!this.ignoreSelection.eq(e)&&y(this.dom,e);if(0==t.length&&!i)return;let n=-1,s=-1,r=!1;for(let e of t){let t=this.readMutation(e);t&&(t.typeOver&&(r=!0),-1==n?({from:n,to:s}=t):(n=Math.min(t.from,n),s=Math.max(t.to,s)))}let o=this.view.state;(n>-1||i)&&this.onChange(n,s,r),this.view.state==o&&(this.view.docView.dirty&&(this.ignore((()=>this.view.docView.sync())),this.view.docView.dirty=0),this.view.docView.updateSelection()),this.clearSelection()}readMutation(t){let e=this.view.docView.nearest(t.target);if(!e||e.ignoreMutation(t))return null;if(e.markDirty(),"childList"==t.type){let i=Si(e,t.previousSibling||t.target.previousSibling,-1),n=Si(e,t.nextSibling||t.target.nextSibling,1);return{from:i?e.posAfter(i):e.posAtStart,to:n?e.posBefore(n):e.posAtEnd,typeOver:!1}}return{from:e.posAtStart,to:e.posAtEnd,typeOver:t.target.nodeValue==t.oldValue}}destroy(){this.stop(),this.intersection&&this.intersection.disconnect();for(let t of this.scrollTargets)t.removeEventListener("scroll",this.onScroll);window.removeEventListener("scroll",this.onScroll),clearTimeout(this.parentCheck)}}function Si(t,e,i){for(;e;){let n=N.get(e);if(n&&n.parent==t)return n;let s=e.parentNode;e=s!=t.dom?s:i>0?e.nextSibling:e.previousSibling}return null}function bi(t,e,i,s){let r,o,h,l=t.state.selection.main;if(e>-1&&(h=t.docView.domBoundsAround(e,i,0))){let{from:e,to:i}=h,s=t.docView.impreciseHead||t.docView.impreciseAnchor?[]:function(t){let e=[];if(t.root.activeElement!=t.contentDOM)return e;let{anchorNode:i,anchorOffset:n,focusNode:s,focusOffset:r}=t.observer.selectionRange;i&&(e.push(new Ai(i,n)),s==i&&r==n||e.push(new Ai(s,r)));return e}(t),a=new xi(s,t);a.readRange(h.startDOM,h.endDOM),o=function(t,e){if(0==t.length)return null;let i=t[0].pos,s=2==t.length?t[1].pos:i;return i>-1&&s>-1?n.jT.single(i+e,s+e):null}(s,e);let c=l.from,u=null;(8===t.inputState.lastKeyCode&&t.inputState.lastKeyTime>Date.now()-100||U.android&&a.text.length<i-e)&&(c=l.to,u="end");let f=function(t,e,i,n){let s=Math.min(t.length,e.length),r=0;for(;r<s&&t.charCodeAt(r)==e.charCodeAt(r);)r++;if(r==s&&t.length==e.length)return null;let o=t.length,h=e.length;for(;o>0&&h>0&&t.charCodeAt(o-1)==e.charCodeAt(h-1);)o--,h--;if("end"==n){i-=o+Math.max(0,r-Math.min(o,h))-r}if(o<r&&t.length<e.length){r-=i<=r&&i>=o?r-i:0,h=r+(h-o),o=r}else if(h<r){r-=i<=r&&i>=h?r-i:0,o=r+(o-h),h=r}return{from:r,toA:o,toB:h}}(t.state.sliceDoc(e,i),a.text,c-e,u);f&&(r={from:e+f.from,to:e+f.toA,insert:t.state.toText(a.text.slice(f.from,f.toB))})}else if(t.hasFocus||!t.state.facet(Rt)){let e=t.observer.selectionRange,{impreciseHead:i,impreciseAnchor:s}=t.docView,r=i&&i.node==e.focusNode&&i.offset==e.focusOffset||!v(t.contentDOM,e.focusNode)?t.state.selection.main.head:t.docView.posFromDOM(e.focusNode,e.focusOffset),h=s&&s.node==e.anchorNode&&s.offset==e.anchorOffset||!v(t.contentDOM,e.anchorNode)?t.state.selection.main.anchor:t.docView.posFromDOM(e.anchorNode,e.anchorOffset);r==l.head&&h==l.anchor||(o=n.jT.single(h,r))}if(r||o)if(!r&&s&&!l.empty&&o&&o.main.empty?r={from:l.from,to:l.to,insert:t.state.doc.slice(l.from,l.to)}:r&&r.from>=l.from&&r.to<=l.to&&(r.from!=l.from||r.to!=l.to)&&l.to-l.from-(r.to-r.from)<=4&&(r={from:l.from,to:l.to,insert:t.state.doc.slice(l.from,r.from).append(r.insert).append(t.state.doc.slice(r.to,l.to))}),r){let e=t.state;if(U.android&&(r.from==l.from&&r.to==l.to&&1==r.insert.length&&2==r.insert.lines&&Mi(t,"Enter",13)||r.from==l.from-1&&r.to==l.to&&0==r.insert.length&&Mi(t,"Backspace",8)||r.from==l.from&&r.to==l.to+1&&0==r.insert.length&&Mi(t,"Delete",46))||U.ios&&(t.inputState.lastIOSEnter>Date.now()-225&&r.insert.lines>1&&Mi(t,"Enter",13)||t.inputState.lastIOSBackspace>Date.now()-225&&!r.insert.length&&Mi(t,"Backspace",8)))return;let i,s=r.insert.toString();if(t.state.facet(Tt).some((e=>e(t,r.from,r.to,s))))return;if(t.inputState.composing>=0&&t.inputState.composing++,r.from>=l.from&&r.to<=l.to&&r.to-r.from>=(l.to-l.from)/3&&(!o||o.main.empty&&o.main.from==r.from+r.insert.length)){let n=l.from<r.from?e.sliceDoc(l.from,r.from):"",s=l.to>r.to?e.sliceDoc(r.to,l.to):"";i=e.replaceSelection(t.state.toText(n+r.insert.sliceString(0,void 0,t.state.lineBreak)+s))}else{let t=e.changes(r);i={changes:t,selection:o&&!e.selection.main.eq(o.main)&&o.main.to<=t.newLength?e.selection.replaceRange(o.main):void 0}}t.dispatch(i,{scrollIntoView:!0,annotations:n.YW.userEvent.of("input")})}else if(o&&!o.main.eq(l)){let e,i=!1;t.inputState.lastSelectionTime>Date.now()-50&&("keyboardselection"==t.inputState.lastSelectionOrigin?i=!0:e=n.YW.userEvent.of(t.inputState.lastSelectionOrigin)),t.dispatch({selection:o,scrollIntoView:i,annotations:e})}}class xi{constructor(t,e){this.points=t,this.view=e,this.text="",this.lineBreak=e.state.lineBreak}readRange(t,e){if(!t)return;let i=t.parentNode;for(let n=t;;){this.findPointBefore(i,n),this.readNode(n);let t=n.nextSibling;if(t==e)break;let s=N.get(n),r=N.get(t);((s?s.breakAfter:ki(n))||(r?r.breakAfter:ki(t))&&("BR"!=n.nodeName||n.cmIgnore))&&(this.text+=this.lineBreak),n=t}this.findPointBefore(i,e)}readNode(t){if(t.cmIgnore)return;let e,i=N.get(t),n=i&&i.overrideDOMText;null!=n?e=n.sliceString(0,void 0,this.lineBreak):3==t.nodeType?e=t.nodeValue:"BR"==t.nodeName?e=t.nextSibling?this.lineBreak:"":1==t.nodeType&&this.readRange(t.firstChild,null),null!=e&&(this.findPointIn(t,e.length),this.text+=e,U.chrome&&13==this.view.inputState.lastKeyCode&&!t.nextSibling&&/\n\n$/.test(this.text)&&(this.text=this.text.slice(0,-1)))}findPointBefore(t,e){for(let i of this.points)i.node==t&&t.childNodes[i.offset]==e&&(i.pos=this.text.length)}findPointIn(t,e){for(let i of this.points)i.node==t&&(i.pos=this.text.length+Math.min(i.offset,e))}}function ki(t){return 1==t.nodeType&&/^(DIV|P|LI|UL|OL|BLOCKQUOTE|DD|DT|H\d|SECTION|PRE)$/.test(t.nodeName)}class Ai{constructor(t,e){this.node=t,this.offset=e,this.pos=-1}}function Mi(t,e,i){let n={key:e,code:e,keyCode:i,which:i,cancelable:!0},s=new KeyboardEvent("keydown",n);s.synthetic=!0,t.contentDOM.dispatchEvent(s);let r=new KeyboardEvent("keyup",n);return r.synthetic=!0,t.contentDOM.dispatchEvent(r),s.defaultPrevented||r.defaultPrevented}class Di{constructor(t={}){this.plugins=[],this.editorAttrs={},this.contentAttrs={},this.bidiCache=[],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.style.cssText="position: absolute; top: -10000px",this.announceDOM.setAttribute("aria-live","polite"),this.dom=document.createElement("div"),this.dom.appendChild(this.announceDOM),this.dom.appendChild(this.scrollDOM),this._dispatch=t.dispatch||(t=>this.update([t])),this.dispatch=this.dispatch.bind(this),this.root=t.root||document,this.viewState=new ei(t.state||n.yy.create()),this.plugins=this.state.facet(Nt).map((t=>new Ht(t).update(this))),this.observer=new yi(this,((t,e,i)=>{bi(this,t,e,i)}),(t=>{this.inputState.runScrollHandlers(this,t),this.observer.intersecting&&this.measure()})),this.inputState=new be(this),this.docView=new Jt(this),this.mountStyles(),this.updateAttrs(),this.updateState=0,window.addEventListener("resize",(()=>{-1==Ti&&(Ti=setTimeout(Ei,50))})),this.requestMeasure(),t.parent&&t.parent.appendChild(this.dom)}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.composing>0}dispatch(...t){this._dispatch(1==t.length&&t[0]instanceof n.YW?t[0]:this.state.update(...t))}update(t){if(0!=this.updateState)throw new Error("Calls to EditorView.update are not allowed while an update is in progress");let e,i=!1,s=this.state;for(let e of t){if(e.startState!=s)throw new RangeError("Trying to update state with a transaction that doesn't start from the previous state.");s=e.state}if(s.facet(n.yy.phrases)!=this.state.facet(n.yy.phrases))return this.setState(s);e=new $t(this,s,t);try{this.updateState=2;let n=t.some((t=>t.scrollIntoView))?s.selection.main:null;this.viewState.update(e,n),this.bidiCache=Li.update(this.bidiCache,e.changes),e.empty||this.updatePlugins(e),i=this.docView.update(e),this.state.facet(qt)!=this.styleModules&&this.mountStyles(),this.updateAttrs(),this.showAnnouncements(t)}finally{this.updateState=0}if((i||scrollTo||this.viewState.mustEnforceCursorAssoc)&&this.requestMeasure(),!e.empty)for(let t of this.state.facet(Ct))t(e)}setState(t){if(0!=this.updateState)throw new Error("Calls to EditorView.setState are not allowed while an update is in progress");this.updateState=2;try{for(let t of this.plugins)t.destroy(this);this.viewState=new ei(t),this.plugins=t.facet(Nt).map((t=>new Ht(t).update(this))),this.docView=new Jt(this),this.inputState.ensureHandlers(this),this.mountStyles(),this.updateAttrs(),this.bidiCache=[]}finally{this.updateState=0}this.requestMeasure()}updatePlugins(t){let e=t.startState.facet(Nt),i=t.state.facet(Nt);if(e!=i){let n=[];for(let s of i){let i=e.indexOf(s);if(i<0)n.push(new Ht(s));else{let e=this.plugins[i];e.mustUpdate=t,n.push(e)}}for(let e of this.plugins)e.mustUpdate!=t&&e.destroy(this);this.plugins=n,this.inputState.ensureHandlers(this)}else for(let e of this.plugins)e.mustUpdate=t;for(let t=0;t<this.plugins.length;t++)this.plugins[t]=this.plugins[t].update(this)}measure(){this.measureScheduled>-1&&cancelAnimationFrame(this.measureScheduled),this.measureScheduled=-1;let t=null;try{for(let e=0;;e++){this.updateState=1;let i=this.viewState.measure(this.docView,e>0),n=this.measureRequests;if(!i&&!n.length&&null==this.viewState.scrollTo)break;if(this.measureRequests=[],e>5){console.warn("Viewport failed to stabilize");break}let s=n.map((t=>{try{return t.read(this)}catch(t){return Et(this.state,t),Ri}})),r=new $t(this,this.state);r.flags|=i,t?t.flags|=i:t=r,this.updateState=2,r.empty||this.updatePlugins(r),this.updateAttrs(),i&&this.docView.update(r);for(let t=0;t<n.length;t++)if(s[t]!=Ri)try{n[t].write(s[t],this)}catch(t){Et(this.state,t)}if(this.viewState.scrollTo&&(this.docView.scrollPosIntoView(this.viewState.scrollTo.head,this.viewState.scrollTo.assoc),this.viewState.scrollTo=null),!(4&i)&&0==this.measureRequests.length)break}}finally{this.updateState=0}if(this.measureScheduled=-1,t&&!t.empty)for(let e of this.state.facet(Ct))e(t)}get themeClasses(){return ui+" "+(this.state.facet(ci)?di:fi)+" "+this.state.facet(ai)}updateAttrs(){let t=ht(this.state.facet(Wt),{class:"cm-editor cm-wrap"+(this.hasFocus?" cm-focused ":" ")+this.themeClasses});at(this.dom,this.editorAttrs,t),this.editorAttrs=t;let e=ht(this.state.facet(Ft),{spellcheck:"false",autocorrect:"off",autocapitalize:"off",contenteditable:String(this.state.facet(Rt)),"data-gramm":"false",class:"cm-content",style:`${U.tabSize}: ${this.state.tabSize}`,role:"textbox","aria-multiline":"true"});at(this.contentDOM,this.contentAttrs,e),this.contentAttrs=e}showAnnouncements(t){let e=!0;for(let i of t)for(let t of i.effects)if(t.is(Di.announce)){e&&(this.announceDOM.textContent=""),e=!1,this.announceDOM.appendChild(document.createElement("div")).textContent=t.value}}mountStyles(){this.styleModules=this.state.facet(qt),r.V.mount(this.root,this.styleModules.concat(mi).reverse())}readMeasured(){if(2==this.updateState)throw new Error("Reading the editor layout isn't allowed during an update");0==this.updateState&&this.measureScheduled>-1&&this.measure()}requestMeasure(t){if(this.measureScheduled<0&&(this.measureScheduled=requestAnimationFrame((()=>this.measure()))),t){if(null!=t.key)for(let e=0;e<this.measureRequests.length;e++)if(this.measureRequests[e].key===t.key)return void(this.measureRequests[e]=t);this.measureRequests.push(t)}}pluginField(t){let e=[];for(let i of this.plugins)i.update(this).takeField(t,e);return e}plugin(t){for(let e of this.plugins)if(e.spec==t)return e.update(this).value;return null}blockAtHeight(t,e){return this.readMeasured(),this.viewState.blockAtHeight(t,Ci(e,this.contentDOM))}visualLineAtHeight(t,e){return this.readMeasured(),this.viewState.lineAtHeight(t,Ci(e,this.contentDOM))}viewportLines(t,e){let{from:i,to:n}=this.viewport;this.viewState.forEachLine(i,n,t,Ci(e,this.contentDOM))}visualLineAt(t,e=0){return this.viewState.lineAt(t,e)}get contentHeight(){return this.viewState.contentHeight}moveByChar(t,e,i){return Se(this,t,e,i)}moveByGroup(t,e){return Se(this,t,e,(e=>function(t,e,i){let s=t.state.charCategorizer(e),r=s(i);return t=>{let e=s(t);return r==n.D0.Space&&(r=e),r==e}}(this,t.head,e)))}moveToLineBoundary(t,e,i=!0){return function(t,e,i,s){let r=t.state.doc.lineAt(e.head),o=s&&t.lineWrapping?t.coordsAtPos(e.assoc<0&&e.head>r.from?e.head-1:e.head):null;if(o){let e=t.dom.getBoundingClientRect(),s=t.posAtCoords({x:i==(t.textDirection==Xt.LTR)?e.right-1:e.left+1,y:(o.top+o.bottom)/2});if(null!=s)return n.jT.cursor(s,i?-1:1)}let h=vt.find(t.docView,e.head),l=h?i?h.posAtEnd:h.posAtStart:i?r.to:r.from;return n.jT.cursor(l,i?-1:1)}(this,t,e,i)}moveVertically(t,e,i){return function(t,e,i,r){var o;let h=e.head,l=i?1:-1;if(h==(i?t.state.doc.length:0))return n.jT.cursor(h);let a=t.coordsAtPos(h);if(a){let i=t.dom.getBoundingClientRect(),s=null!==(o=e.goalColumn)&&void 0!==o?o:a.left-i.left,c=i.left+s,u=null!=r?r:t.defaultLineHeight>>1;for(let e=l<0?a.top:a.bottom,i=0;i<50;i+=10){let r=ye(t,{x:c,y:e+(u+i)*l},l);if(null==r)break;if(r!=h)return n.jT.cursor(r,void 0,void 0,s)}}let{doc:c}=t.state,u=c.lineAt(h),f=t.state.tabSize,d=e.goalColumn,g=0;if(null==d){for(const t=c.iterRange(u.from,h);!t.next().done;)g=(0,s.IS)(t.value,g,f);d=g*t.defaultCharacterWidth}else g=Math.round(d/t.defaultCharacterWidth);if(l<0&&0==u.from)return n.jT.cursor(0);if(l>0&&u.to==c.length)return n.jT.cursor(u.to);let p=c.line(u.number+l),m=p.from,w=0;for(const t=c.iterRange(p.from,p.to);w>=g&&!t.next().done;){const{offset:e,leftOver:i}=(0,s.Gz)(t.value,w,g,f);w=g-i,m+=e}return n.jT.cursor(m,void 0,void 0,d)}(this,t,e,i)}scrollPosIntoView(t){this.viewState.scrollTo=n.jT.cursor(t),this.requestMeasure()}domAtPos(t){return this.docView.domAtPos(t)}posAtDOM(t,e=0){return this.docView.posFromDOM(t,e)}posAtCoords(t){return this.readMeasured(),ye(this,t)}coordsAtPos(t,e=1){this.readMeasured();let i=this.docView.coordsAt(t,e);if(!i||i.left==i.right)return i;let n=this.state.doc.lineAt(t),s=this.bidiSpans(n);return D(i,s[oe.find(s,t-n.from,-1,e)].dir==Xt.LTR==e>0)}get defaultCharacterWidth(){return this.viewState.heightOracle.charWidth}get defaultLineHeight(){return 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i=r.V.newName(),n=[ai.of(i),qt.of(pi(`.${i}`,t))];return e&&e.dark&&n.push(ci.of(!0)),n}static baseTheme(t){return n.Wl.fallback(qt.of(pi("."+ui,t,gi)))}}Di.styleModule=qt,Di.inputHandler=Tt,Di.exceptionSink=Ot,Di.updateListener=Ct,Di.editable=Rt,Di.mouseSelectionStyle=Dt,Di.dragMovesSelection=Mt,Di.clickAddsSelectionRange=At,Di.decorations=zt,Di.contentAttributes=Ft,Di.editorAttributes=Wt,Di.lineWrapping=Di.contentAttributes.of({class:"cm-lineWrapping"}),Di.announce=n.Py.define();const Oi=4096;function Ci(t,e){return null==t?e.getBoundingClientRect().top:t}let Ti=-1;function Ei(){Ti=-1;let t=document.querySelectorAll(".cm-content");for(let e=0;e<t.length;e++){let i=N.get(t[e]);i&&i.editorView.requestMeasure()}}const Ri={};class Li{constructor(t,e,i,n){this.from=t,this.to=e,this.dir=i,this.order=n}static update(t,e){if(e.empty)return t;let i=[],n=t.length?t[t.length-1].dir:Xt.LTR;for(let s=Math.max(0,t.length-10);s<t.length;s++){let r=t[s];r.dir!=n||e.touchesRange(r.from,r.to)||i.push(new Li(e.mapPos(r.from,1),e.mapPos(r.to,-1),r.dir,r.order))}return i}}const Pi="undefined"==typeof navigator?"key":/Mac/.test(navigator.platform)?"mac":/Win/.test(navigator.platform)?"win":/Linux|X11/.test(navigator.platform)?"linux":"key";function Bi(t,e,i){return e.altKey&&(t="Alt-"+t),e.ctrlKey&&(t="Ctrl-"+t),e.metaKey&&(t="Meta-"+t),!1!==i&&e.shiftKey&&(t="Shift-"+t),t}const Ni=Di.domEventHandlers({keydown:(t,e)=>zi(Hi(e.state),t,e,"editor")}),Ii=n.r$.define({enables:Ni}),Vi=new WeakMap;function Hi(t){let e=t.facet(Ii),i=Vi.get(e);return i||Vi.set(e,i=function(t,e=Pi){let i=Object.create(null),n=Object.create(null),s=(t,e)=>{let i=n[t];if(null==i)n[t]=e;else if(i!=e)throw new Error("Key binding "+t+" is used both as a regular binding and as a multi-stroke prefix")},r=(t,n,r,o)=>{let h=i[t]||(i[t]=Object.create(null)),l=n.split(/ (?!$)/).map((t=>function(t,e){const i=t.split(/-(?!$)/);let n,s,r,o,h=i[i.length-1];"Space"==h&&(h=" 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s=function(t){var e=!(g&&(t.ctrlKey||t.altKey||t.metaKey)||(c||d)&&t.shiftKey&&t.key&&1==t.key.length)&&t.key||(t.shiftKey?l:h)[t.keyCode]||t.key||"Unidentified";return"Esc"==e&&(e="Escape"),"Del"==e&&(e="Delete"),"Left"==e&&(e="ArrowLeft"),"Up"==e&&(e="ArrowUp"),"Right"==e&&(e="ArrowRight"),"Down"==e&&(e="ArrowDown"),e}(e),r=1==s.length&&" "!=s,o="",a=!1;Fi&&Fi.view==i&&Fi.scope==n&&(o=Fi.prefix+" ",(a=xe.indexOf(e.keyCode)<0)&&(Fi=null));let u,f=t=>{if(t){for(let e of t.commands)if(e(i))return!0;t.preventDefault&&(a=!0)}return!1},p=t[n];if(p){if(f(p[o+Bi(s,e,!r)]))return!0;if(r&&(e.shiftKey||e.altKey||e.metaKey)&&(u=h[e.keyCode])&&u!=s){if(f(p[o+Bi(u,e,!0)]))return!0}else if(r&&e.shiftKey&&f(p[o+Bi(s,e,!0)]))return!0}return a}const qi=!U.ios,ji=n.r$.define({combine:t=>(0,n.BO)(t,{cursorBlinkRate:1200,drawRangeCursor:!0},{cursorBlinkRate:(t,e)=>Math.min(t,e),drawRangeCursor:(t,e)=>t||e})});function $i(t={}){return[ji.of(t),_i,Ki]}class 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