diff --git a/static/icons/catask-theme-store.svg b/static/icons/catask-theme-store.svg
new file mode 100644
index 0000000..33cb8c2
--- /dev/null
+++ b/static/icons/catask-theme-store.svg
@@ -0,0 +1,237 @@
+
+
diff --git a/static/js/codemirror-css.min.js b/static/js/codemirror-css.min.js
new file mode 100644
index 0000000..e57785e
--- /dev/null
+++ b/static/js/codemirror-css.min.js
@@ -0,0 +1 @@
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SelectionRange(t,e,i)}}class EditorSelection{constructor(t,e){this.ranges=t,this.mainIndex=e}map(t,e=-1){return t.empty?this:EditorSelection.create(this.ranges.map((i=>i.map(t,e))),this.mainIndex)}eq(t,e=!1){if(this.ranges.length!=t.ranges.length||this.mainIndex!=t.mainIndex)return!1;for(let i=0;it.toJSON())),main:this.mainIndex}}static fromJSON(t){if(!t||!Array.isArray(t.ranges)||"number"!=typeof t.main||t.main>=t.ranges.length)throw new RangeError("Invalid JSON representation for EditorSelection");return new EditorSelection(t.ranges.map((t=>SelectionRange.fromJSON(t))),t.main)}static single(t,e=t){return new EditorSelection([EditorSelection.range(t,e)],0)}static create(t,e=0){if(0==t.length)throw new RangeError("A selection needs at least one range");for(let i=0,n=0;nt?8:0)|o)}static normalized(t,e=0){let i=t[e];t.sort(((t,e)=>t.from-e.from)),e=t.indexOf(i);for(let i=1;in.head?EditorSelection.range(r,s):EditorSelection.range(s,r))}}return new EditorSelection(t,e)}}function 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FacetProvider{constructor(t,e,i,n){this.dependencies=t,this.facet=e,this.type=i,this.value=n,this.id=T++}dynamicSlot(t){var e;let i=this.value,n=this.facet.compareInput,o=this.id,s=t[o]>>1,r=2==this.type,l=!1,a=!1,h=[];for(let i of this.dependencies)"doc"==i?l=!0:"selection"==i?a=!0:1&(null!==(e=t[i.id])&&void 0!==e?e:1)||h.push(t[i.id]);return{create:t=>(t.values[s]=i(t),1),update(t,e){if(l&&e.docChanged||a&&(e.docChanged||e.selection)||P(t,h)){let e=i(t);if(r?!E(e,t.values[s],n):!n(e,t.values[s]))return t.values[s]=e,1}return 0},reconfigure:(t,e)=>{let l,a=e.config.address[o];if(null!=a){let o=W(e,a);if(this.dependencies.every((i=>i instanceof Facet?e.facet(i)===t.facet(i):!(i instanceof StateField)||e.field(i,!1)==t.field(i,!1)))||(r?E(l=i(t),o,n):n(l=i(t),o)))return t.values[s]=o,0}else l=i(t);return t.values[s]=l,1}}}}function E(t,e,i){if(t.length!=e.length)return!1;for(let n=0;nt[e.id])),o=i.map((t=>t.type)),s=n.filter((t=>!(1&t))),r=t[e.id]>>1;function l(t){let i=[];for(let e=0;et===e),t);return t.provide&&(e.provides=t.provide(e)),e}create(t){let e=t.facet(R).find((t=>t.field==this));return((null==e?void 0:e.create)||this.createF)(t)}slot(t){let e=t[this.id]>>1;return{create:t=>(t.values[e]=this.create(t),1),update:(t,i)=>{let n=t.values[e],o=this.updateF(n,i);return this.compareF(n,o)?0:(t.values[e]=o,1)},reconfigure:(t,i)=>null!=i.config.address[this.id]?(t.values[e]=i.field(this),0):(t.values[e]=this.create(t),1)}}init(t){return[this,R.of({field:this,create:t})]}get extension(){return this}}const B=4,N=3,L=2,V=1;function I(t){return e=>new PrecExtension(e,t)}const F={highest:I(0),high:I(V),default:I(L),low:I(N),lowest:I(B)};class PrecExtension{constructor(t,e){this.inner=t,this.prec=e}}class Compartment{of(t){return new CompartmentInstance(this,t)}reconfigure(t){return Compartment.reconfigure.of({compartment:this,extension:t})}get(t){return t.config.compartments.get(this)}}class CompartmentInstance{constructor(t,e){this.compartment=t,this.inner=e}}class Configuration{constructor(t,e,i,n,o,s){for(this.base=t,this.compartments=e,this.dynamicSlots=i,this.address=n,this.staticValues=o,this.facets=s,this.statusTemplate=[];this.statusTemplate.length>1]}static resolve(t,e,i){let n=[],o=Object.create(null),s=new Map;for(let i of function(t,e,i){let n=[[],[],[],[],[]],o=new Map;function s(t,r){let l=o.get(t);if(null!=l){if(l<=r)return;let e=n[l].indexOf(t);e>-1&&n[l].splice(e,1),t instanceof CompartmentInstance&&i.delete(t.compartment)}if(o.set(t,r),Array.isArray(t))for(let e of t)s(e,r);else if(t instanceof CompartmentInstance){if(i.has(t.compartment))throw new RangeError("Duplicate use of compartment in extensions");let n=e.get(t.compartment)||t.inner;i.set(t.compartment,n),s(n,r)}else if(t instanceof PrecExtension)s(t.inner,t.prec);else if(t instanceof StateField)n[r].push(t),t.provides&&s(t.provides,r);else if(t instanceof FacetProvider)n[r].push(t),t.facet.extensions&&s(t.facet.extensions,L);else{let e=t.extension;if(!e)throw new Error(`Unrecognized extension value in extension set (${t}). This sometimes happens because multiple instances of @codemirror/state are loaded, breaking instanceof checks.`);s(e,r)}}return s(t,L),n.reduce(((t,e)=>t.concat(e)))}(t,e,s))i instanceof StateField?n.push(i):(o[i.facet.id]||(o[i.facet.id]=[])).push(i);let r=Object.create(null),l=[],a=[];for(let t of n)r[t.id]=a.length<<1,a.push((e=>t.slot(e)));let h=null==i?void 0:i.config.facets;for(let t in o){let e=o[t],n=e[0].facet,s=h&&h[t]||[];if(e.every((t=>0==t.type)))if(r[n.id]=l.length<<1|1,A(s,e))l.push(i.facet(n));else{let t=n.combine(e.map((t=>t.value)));l.push(i&&n.compare(t,i.facet(n))?i.facet(n):t)}else{for(let t of e)0==t.type?(r[t.id]=l.length<<1|1,l.push(t.value)):(r[t.id]=a.length<<1,a.push((e=>t.dynamicSlot(e))));r[n.id]=a.length<<1,a.push((t=>D(t,n,e)))}}let c=a.map((t=>t(r)));return new Configuration(t,s,c,r,l,o)}}function Q(t,e){if(1&e)return 2;let i=e>>1,n=t.status[i];if(4==n)throw new Error("Cyclic dependency between fields and/or facets");if(2&n)return n;t.status[i]=4;let o=t.computeSlot(t,t.config.dynamicSlots[i]);return t.status[i]=2|o}function W(t,e){return 1&e?t.config.staticValues[e>>1]:t.values[e>>1]}const z=Facet.define(),H=Facet.define({combine:t=>t.some((t=>t)),static:!0}),$=Facet.define({combine:t=>t.length?t[0]:void 0,static:!0}),q=Facet.define(),X=Facet.define(),G=Facet.define(),_=Facet.define({combine:t=>!!t.length&&t[0]});class Annotation{constructor(t,e){this.type=t,this.value=e}static define(){return new AnnotationType}}class AnnotationType{of(t){return new Annotation(this,t)}}class StateEffectType{constructor(t){this.map=t}of(t){return new StateEffect(this,t)}}class StateEffect{constructor(t,e){this.type=t,this.value=e}map(t){let e=this.type.map(this.value,t);return void 0===e?void 0:e==this.value?this:new StateEffect(this.type,e)}is(t){return this.type==t}static define(t={}){return new StateEffectType(t.map||(t=>t))}static mapEffects(t,e){if(!t.length)return t;let i=[];for(let n of t){let t=n.map(e);t&&i.push(t)}return i}}StateEffect.reconfigure=StateEffect.define(),StateEffect.appendConfig=StateEffect.define();class Transaction{constructor(t,e,i,n,o,s){this.startState=t,this.changes=e,this.selection=i,this.effects=n,this.annotations=o,this.scrollIntoView=s,this._doc=null,this._state=null,i&&M(i,e.newLength),o.some((t=>t.type==Transaction.time))||(this.annotations=o.concat(Transaction.time.of(Date.now())))}static create(t,e,i,n,o,s){return new Transaction(t,e,i,n,o,s)}get newDoc(){return this._doc||(this._doc=this.changes.apply(this.startState.doc))}get newSelection(){return this.selection||this.startState.selection.map(this.changes)}get state(){return this._state||this.startState.applyTransaction(this),this._state}annotation(t){for(let e of this.annotations)if(e.type==t)return e.value}get docChanged(){return!this.changes.empty}get reconfigured(){return this.startState.config!=this.state.config}isUserEvent(t){let e=this.annotation(Transaction.userEvent);return!(!e||!(e==t||e.length>t.length&&e.slice(0,t.length)==t&&"."==e[t.length]))}}function U(t,e){let i=[];for(let n=0,o=0;;){let s,r;if(n=t[n]))s=t[n++],r=t[n++];else{if(!(o=0;o--){let s=i[o](t);s&&Object.keys(s).length&&(n=j(n,Y(e,s,t.changes.newLength),!0))}return n==t?t:Transaction.create(e,t.changes,t.selection,n.effects,n.annotations,n.scrollIntoView)}(i?function(t){let e=t.startState,i=!0;for(let n of e.facet(q)){let e=n(t);if(!1===e){i=!1;break}Array.isArray(e)&&(i=!0===i?e:U(i,e))}if(!0!==i){let n,o;if(!1===i)o=t.changes.invertedDesc,n=ChangeSet.empty(e.doc.length);else{let e=t.changes.filter(i);n=e.changes,o=e.filtered.mapDesc(e.changes).invertedDesc}t=Transaction.create(e,n,t.selection&&t.selection.map(o),StateEffect.mapEffects(t.effects,o),t.annotations,t.scrollIntoView)}let n=e.facet(X);for(let i=n.length-1;i>=0;i--){let o=n[i](t);t=o instanceof Transaction?o:Array.isArray(o)&&1==o.length&&o[0]instanceof Transaction?o[0]:K(e,J(o),!1)}return t}(o):o)}Transaction.time=Annotation.define(),Transaction.userEvent=Annotation.define(),Transaction.addToHistory=Annotation.define(),Transaction.remote=Annotation.define();const Z=[];function J(t){return null==t?Z:Array.isArray(t)?t:[t]}var tt=function(t){return t[t.Word=0]="Word",t[t.Space=1]="Space",t[t.Other=2]="Other",t}(tt||(tt={}));const et=/[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;let it;try{it=new RegExp("[\\p{Alphabetic}\\p{Number}_]","u")}catch(t){}function nt(t){return e=>{if(!/\S/.test(e))return tt.Space;if(function(t){if(it)return it.test(t);for(let e=0;e""&&(i.toUpperCase()!=i.toLowerCase()||et.test(i)))return!0}return!1}(e))return tt.Word;for(let i=0;i-1)return tt.Word;return tt.Other}}class EditorState{constructor(t,e,i,n,o,s){this.config=t,this.doc=e,this.selection=i,this.values=n,this.status=t.statusTemplate.slice(),this.computeSlot=o,s&&(s._state=this);for(let t=0;to.set(e,t))),i=null),o.set(e.value.compartment,e.value.extension)):e.is(StateEffect.reconfigure)?(i=null,n=e.value):e.is(StateEffect.appendConfig)&&(i=null,n=J(n).concat(e.value));if(i)e=t.startState.values.slice();else{i=Configuration.resolve(n,o,this),e=new EditorState(i,this.doc,this.selection,i.dynamicSlots.map((()=>null)),((t,e)=>e.reconfigure(t,this)),null).values}let s=t.startState.facet(H)?t.newSelection:t.newSelection.asSingle();new EditorState(i,t.newDoc,s,e,((e,i)=>i.update(e,t)),t)}replaceSelection(t){return"string"==typeof t&&(t=this.toText(t)),this.changeByRange((e=>({changes:{from:e.from,to:e.to,insert:t},range:EditorSelection.cursor(e.from+t.length)})))}changeByRange(t){let e=this.selection,i=t(e.ranges[0]),n=this.changes(i.changes),o=[i.range],s=J(i.effects);for(let i=1;io.spec.fromJSON(s,t))))}return EditorState.create({doc:t.doc,selection:EditorSelection.fromJSON(t.selection),extensions:e.extensions?n.concat([e.extensions]):n})}static create(t={}){let e=Configuration.resolve(t.extensions||[],new Map),i=t.doc instanceof Text?t.doc:Text.of((t.doc||"").split(e.staticFacet(EditorState.lineSeparator)||b)),n=t.selection?t.selection instanceof EditorSelection?t.selection:EditorSelection.single(t.selection.anchor,t.selection.head):EditorSelection.single(0);return M(n,i.length),e.staticFacet(H)||(n=n.asSingle()),new EditorState(e,i,n,e.dynamicSlots.map((()=>null)),((t,e)=>e.create(t)),null)}get tabSize(){return this.facet(EditorState.tabSize)}get lineBreak(){return this.facet(EditorState.lineSeparator)||"\n"}get readOnly(){return this.facet(_)}phrase(t,...e){for(let e of this.facet(EditorState.phrases))if(Object.prototype.hasOwnProperty.call(e,t)){t=e[t];break}return e.length&&(t=t.replace(/\$(\$|\d*)/g,((t,i)=>{if("$"==i)return"$";let n=+(i||1);return!n||n>e.length?t:e[n-1]}))),t}languageDataAt(t,e,i=-1){let n=[];for(let o of this.facet(z))for(let s of o(this,e,i))Object.prototype.hasOwnProperty.call(s,t)&&n.push(s[t]);return n}charCategorizer(t){return nt(this.languageDataAt("wordChars",t).join(""))}wordAt(t){let{text:e,from:i,length:n}=this.doc.lineAt(t),o=this.charCategorizer(t),s=t-i,r=t-i;for(;s>0;){let t=g(e,s,!1);if(o(e.slice(t,s))!=tt.Word)break;s=t}for(;rt.length?t[0]:4}),EditorState.lineSeparator=$,EditorState.readOnly=_,EditorState.phrases=Facet.define({compare(t,e){let i=Object.keys(t),n=Object.keys(e);return i.length==n.length&&i.every((i=>t[i]==e[i]))}}),EditorState.languageData=z,EditorState.changeFilter=q,EditorState.transactionFilter=X,EditorState.transactionExtender=G,Compartment.reconfigure=StateEffect.define();class RangeValue{eq(t){return this==t}range(t,e=t){return st.create(t,e,this)}}RangeValue.prototype.startSide=RangeValue.prototype.endSide=0,RangeValue.prototype.point=!1,RangeValue.prototype.mapMode=y.TrackDel;let st=class Range{constructor(t,e,i){this.from=t,this.to=e,this.value=i}static create(t,e,i){return new Range(t,e,i)}};function rt(t,e){return t.from-e.from||t.value.startSide-e.value.startSide}class Chunk{constructor(t,e,i,n){this.from=t,this.to=e,this.value=i,this.maxPoint=n}get length(){return this.to[this.to.length-1]}findIndex(t,e,i,n=0){let o=i?this.to:this.from;for(let s=n,r=o.length;;){if(s==r)return s;let n=s+r>>1,l=o[n]-t||(i?this.value[n].endSide:this.value[n].startSide)-e;if(n==s)return l>=0?s:r;l>=0?r=n:s=n+1}}between(t,e,i,n){for(let o=this.findIndex(e,-1e9,!0),s=this.findIndex(i,1e9,!1,o);oh||a==h&&c.startSide>0&&c.endSide<=0)continue;(h-a||c.endSide-c.startSide)<0||(s<0&&(s=a),c.point&&(r=Math.max(r,h-a)),i.push(c),n.push(a-s),o.push(h-s))}return{mapped:i.length?new Chunk(n,o,i,r):null,pos:s}}}class RangeSet{constructor(t,e,i,n){this.chunkPos=t,this.chunk=e,this.nextLayer=i,this.maxPoint=n}static create(t,e,i,n){return new RangeSet(t,e,i,n)}get length(){let t=this.chunk.length-1;return t<0?0:Math.max(this.chunkEnd(t),this.nextLayer.length)}get size(){if(this.isEmpty)return 0;let t=this.nextLayer.size;for(let e of this.chunk)t+=e.value.length;return t}chunkEnd(t){return this.chunkPos[t]+this.chunk[t].length}update(t){let{add:e=[],sort:i=!1,filterFrom:n=0,filterTo:o=this.length}=t,s=t.filter;if(0==e.length&&!s)return this;if(i&&(e=e.slice().sort(rt)),this.isEmpty)return e.length?RangeSet.of(e):this;let r=new LayerCursor(this,null,-1).goto(0),l=0,a=[],h=new RangeSetBuilder;for(;r.value||l=0){let t=e[l++];h.addInner(t.from,t.to,t.value)||a.push(t)}else 1==r.rangeIndex&&r.chunkIndexthis.chunkEnd(r.chunkIndex)||or.to||o=o&&t<=o+s.length&&!1===s.between(o,t-o,e-o,i))return}this.nextLayer.between(t,e,i)}}iter(t=0){return HeapCursor.from([this]).goto(t)}get isEmpty(){return this.nextLayer==this}static iter(t,e=0){return HeapCursor.from(t).goto(e)}static compare(t,e,i,n,o=-1){let s=t.filter((t=>t.maxPoint>0||!t.isEmpty&&t.maxPoint>=o)),r=e.filter((t=>t.maxPoint>0||!t.isEmpty&&t.maxPoint>=o)),l=lt(s,r,i),a=new SpanCursor(s,l,o),h=new SpanCursor(r,l,o);i.iterGaps(((t,e,i)=>ht(a,t,h,e,i,n))),i.empty&&0==i.length&&ht(a,0,h,0,0,n)}static eq(t,e,i=0,n){null==n&&(n=999999999);let o=t.filter((t=>!t.isEmpty&&e.indexOf(t)<0)),s=e.filter((e=>!e.isEmpty&&t.indexOf(e)<0));if(o.length!=s.length)return!1;if(!o.length)return!0;let r=lt(o,s),l=new SpanCursor(o,r,0).goto(i),a=new SpanCursor(s,r,0).goto(i);for(;;){if(l.to!=a.to||!ct(l.active,a.active)||l.point&&(!a.point||!l.point.eq(a.point)))return!1;if(l.to>n)return!0;l.next(),a.next()}}static spans(t,e,i,n,o=-1){let s=new SpanCursor(t,null,o).goto(e),r=e,l=s.openStart;for(;;){let t=Math.min(s.to,i);if(s.point){let i=s.activeForPoint(s.to),o=s.pointFromr&&(n.span(r,t,s.active,l),l=s.openEnd(t));if(s.to>i)return l+(s.point&&s.to>i?1:0);r=s.to,s.next()}}static of(t,e=!1){let i=new RangeSetBuilder;for(let n of t instanceof st?[t]:e?function(t){if(t.length>1)for(let e=t[0],i=1;i0)return t.slice().sort(rt);e=n}return t}(t):t)i.add(n.from,n.to,n.value);return i.finish()}static join(t){if(!t.length)return RangeSet.empty;let e=t[t.length-1];for(let i=t.length-2;i>=0;i--)for(let n=t[i];n!=RangeSet.empty;n=n.nextLayer)e=new RangeSet(n.chunkPos,n.chunk,e,Math.max(n.maxPoint,e.maxPoint));return e}}RangeSet.empty=new RangeSet([],[],null,-1),RangeSet.empty.nextLayer=RangeSet.empty;class RangeSetBuilder{finishChunk(t){this.chunks.push(new Chunk(this.from,this.to,this.value,this.maxPoint)),this.chunkPos.push(this.chunkStart),this.chunkStart=-1,this.setMaxPoint=Math.max(this.setMaxPoint,this.maxPoint),this.maxPoint=-1,t&&(this.from=[],this.to=[],this.value=[])}constructor(){this.chunks=[],this.chunkPos=[],this.chunkStart=-1,this.last=null,this.lastFrom=-1e9,this.lastTo=-1e9,this.from=[],this.to=[],this.value=[],this.maxPoint=-1,this.setMaxPoint=-1,this.nextLayer=null}add(t,e,i){this.addInner(t,e,i)||(this.nextLayer||(this.nextLayer=new RangeSetBuilder)).add(t,e,i)}addInner(t,e,i){let n=t-this.lastTo||i.startSide-this.last.endSide;if(n<=0&&(t-this.lastFrom||i.startSide-this.last.startSide)<0)throw new Error("Ranges must be added sorted by `from` position and `startSide`");return!(n<0)&&(250==this.from.length&&this.finishChunk(!0),this.chunkStart<0&&(this.chunkStart=t),this.from.push(t-this.chunkStart),this.to.push(e-this.chunkStart),this.last=i,this.lastFrom=t,this.lastTo=e,this.value.push(i),i.point&&(this.maxPoint=Math.max(this.maxPoint,e-t)),!0)}addChunk(t,e){if((t-this.lastTo||e.value[0].startSide-this.last.endSide)<0)return!1;this.from.length&&this.finishChunk(!0),this.setMaxPoint=Math.max(this.setMaxPoint,e.maxPoint),this.chunks.push(e),this.chunkPos.push(t);let i=e.value.length-1;return this.last=e.value[i],this.lastFrom=e.from[i]+t,this.lastTo=e.to[i]+t,!0}finish(){return this.finishInner(RangeSet.empty)}finishInner(t){if(this.from.length&&this.finishChunk(!1),0==this.chunks.length)return t;let e=RangeSet.create(this.chunkPos,this.chunks,this.nextLayer?this.nextLayer.finishInner(t):t,this.setMaxPoint);return this.from=null,e}}function lt(t,e,i){let n=new Map;for(let e of t)for(let t=0;t=this.minPoint)break}}}setRangeIndex(t){if(t==this.layer.chunk[this.chunkIndex].value.length){if(this.chunkIndex++,this.skip)for(;this.chunkIndex=i&&n.push(new LayerCursor(s,e,i,o));return 1==n.length?n[0]:new HeapCursor(n)}get startSide(){return this.value?this.value.startSide:0}goto(t,e=-1e9){for(let i of this.heap)i.goto(t,e);for(let t=this.heap.length>>1;t>=0;t--)at(this.heap,t);return this.next(),this}forward(t,e){for(let i of this.heap)i.forward(t,e);for(let t=this.heap.length>>1;t>=0;t--)at(this.heap,t);(this.to-t||this.value.endSide-e)<0&&this.next()}next(){if(0==this.heap.length)this.from=this.to=1e9,this.value=null,this.rank=-1;else{let t=this.heap[0];this.from=t.from,this.to=t.to,this.value=t.value,this.rank=t.rank,t.value&&t.next(),at(this.heap,0)}}}function at(t,e){for(let 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i=t;i&&(e.push(i,i.scrollTop,i.scrollLeft),i!=i.ownerDocument);i=i.parentNode);if(t.focus(null==Qt?{get preventScroll(){return Qt={preventScroll:!0},!0}}:void 0),!Qt){Qt=!1;for(let t=0;tMath.max(1,t.scrollHeight-t.clientHeight-4)}function Xt(t,e){for(let i=t,n=e;;){if(3==i.nodeType&&n>0)return{node:i,offset:n};if(1==i.nodeType&&n>0){if("false"==i.contentEditable)return null;i=i.childNodes[n-1],n=Nt(i)}else{if(!i.parentNode||Rt(i))return null;n=Dt(i),i=i.parentNode}}}function Gt(t,e){for(let i=t,n=e;;){if(3==i.nodeType&&ne)return i.domBoundsAround(t,e,a);if(c>=t&&-1==n&&(n=l,o=a),a>e&&i.dom.parentNode==this.dom){s=l,r=h;break}h=c,a=c+i.breakAfter}return{from:o,to:r<0?i+this.length:r,startDOM:(n?this.children[n-1].dom.nextSibling:null)||this.dom.firstChild,endDOM:s=0?this.children[s].dom:null}}markDirty(t=!1){this.flags|=2,this.markParentsDirty(t)}markParentsDirty(t){for(let e=this.parent;e;e=e.parent){if(t&&(e.flags|=2),1&e.flags)return;e.flags|=1,t=!1}}setParent(t){this.parent!=t&&(this.parent=t,7&this.flags&&this.markParentsDirty(!0))}setDOM(t){this.dom!=t&&(this.dom&&(this.dom.cmView=null),this.dom=t,t.cmView=this)}get rootView(){for(let t=this;;){let e=t.parent;if(!e)return t;t=e}}replaceChildren(t,e,i=_t){this.markDirty();for(let n=t;nthis.pos||t==this.pos&&(e>0||0==this.i||this.children[this.i-1].breakAfter))return this.off=t-this.pos,this;let i=this.children[--this.i];this.pos-=i.length+i.breakAfter}}}function jt(t,e,i,n,o,s,r,l,a){let{children:h}=t,c=h.length?h[e]:null,d=s.length?s[s.length-1]:null,u=d?d.breakAfter:r;if(!(e==n&&c&&!r&&!u&&s.length<2&&c.merge(i,o,s.length?d:null,0==i,l,a))){if(n0&&(!r&&s.length&&c.merge(i,c.length,s[0],!1,l,0)?c.breakAfter=s.shift().breakAfter:(i2);var ae={mac:le||/Mac/.test(Kt.platform),windows:/Win/.test(Kt.platform),linux:/Linux|X11/.test(Kt.platform),ie:ie,ie_version:te?Zt.documentMode||6:ee?+ee[1]:Jt?+Jt[1]:0,gecko:ne,gecko_version:ne?+(/Firefox\/(\d+)/.exec(Kt.userAgent)||[0,0])[1]:0,chrome:!!oe,chrome_version:oe?+oe[1]:0,ios:le,android:/Android\b/.test(Kt.userAgent),webkit:se,safari:re,webkit_version:se?+(/\bAppleWebKit\/(\d+)/.exec(Kt.userAgent)||[0,0])[1]:0,tabSize:null!=Zt.documentElement.style.tabSize?"tab-size":"-moz-tab-size"};class TextView extends ContentView{constructor(t){super(),this.text=t}get length(){return this.text.length}createDOM(t){this.setDOM(t||document.createTextNode(this.text))}sync(t,e){this.dom||this.createDOM(),this.dom.nodeValue!=this.text&&(e&&e.node==this.dom&&(e.written=!0),this.dom.nodeValue=this.text)}reuseDOM(t){3==t.nodeType&&this.createDOM(t)}merge(t,e,i){return!(8&this.flags||i&&(!(i instanceof 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this.mark.attrs)t.setAttribute(e,this.mark.attrs[e]);return t}canReuseDOM(t){return super.canReuseDOM(t)&&!(8&(this.flags|t.flags))}reuseDOM(t){t.nodeName==this.mark.tagName.toUpperCase()&&(this.setDOM(t),this.flags|=6)}sync(t,e){this.dom?4&this.flags&&this.setAttrs(this.dom):this.setDOM(this.setAttrs(document.createElement(this.mark.tagName))),super.sync(t,e)}merge(t,e,i,n,o,s){return(!i||!(!(i instanceof MarkView&&i.mark.eq(this.mark))||t&&o<=0||et&&e.push(i=t&&(n=o),i=r,o++}let s=this.length-t;return this.length=t,n>-1&&(this.children.length=n,this.markDirty()),new MarkView(this.mark,e,s)}domAtPos(t){return he(this,t)}coordsAt(t,e){return de(this,t,e)}}class WidgetView extends ContentView{static create(t,e,i){return new WidgetView(t,e,i)}constructor(t,e,i){super(),this.widget=t,this.length=e,this.side=i,this.prevWidget=null}split(t){let e=WidgetView.create(this.widget,this.length-t,this.side);return this.length-=t,e}sync(t){this.dom&&this.widget.updateDOM(this.dom,t)||(this.dom&&this.prevWidget&&this.prevWidget.destroy(this.dom),this.prevWidget=null,this.setDOM(this.widget.toDOM(t)),this.widget.editable||(this.dom.contentEditable="false"))}getSide(){return this.side}merge(t,e,i,n,o,s){return!(i&&(!(i instanceof WidgetView&&this.widget.compare(i.widget))||t>0&&o<=0||e0)?DOMPos.before(this.dom):DOMPos.after(this.dom,t==this.length)}domBoundsAround(){return null}coordsAt(t,e){let i=this.widget.coordsAt(this.dom,t,e);if(i)return i;let n=this.dom.getClientRects(),o=null;if(!n.length)return null;let s=this.side?this.side<0:t>0;for(let e=s?n.length-1:0;o=n[e],!(t>0?0==e:e==n.length-1||o.top0?DOMPos.before(this.dom):DOMPos.after(this.dom)}localPosFromDOM(){return 0}domBoundsAround(){return null}coordsAt(t){return this.dom.getBoundingClientRect()}get overrideDOMText(){return Text.empty}get isHidden(){return!0}}function he(t,e){let i=t.dom,{children:n}=t,o=0;for(let t=0;ot&&e0;t--){let e=n[t-1];if(e.dom.parentNode==i)return e.domAtPos(e.length)}for(let t=o;t0&&e instanceof MarkView&&o.length&&(n=o[o.length-1])instanceof MarkView&&n.mark.eq(e.mark)?ce(n,e.children[0],i-1):(o.push(e),e.setParent(t)),t.length+=e.length}function de(t,e,i){let n=null,o=-1,s=null,r=-1;!function t(e,l){for(let a=0,h=0;a=l&&(c.children.length?t(c,l-h):(!s||s.isHidden&&i>0)&&(d>l||h==d&&c.getSide()>0)?(s=c,r=l-h):(h-1?1:0)!=o.length-(i&&o.indexOf(i)>-1?1:0))return!1;for(let s of n)if(s!=i&&(-1==o.indexOf(s)||t[s]!==e[s]))return!1;return!0}function ge(t,e,i){let n=!1;if(e)for(let o in e)i&&o in i||(n=!0,"style"==o?t.style.cssText="":t.removeAttribute(o));if(i)for(let o in i)e&&e[o]==i[o]||(n=!0,"style"==o?t.style.cssText=i[o]:t.setAttribute(o,i[o]));return n}function me(t){let e=Object.create(null);for(let i=0;i0?3e8:-4e8:e>0?1e8:-1e8,new PointDecoration(t,e,e,i,t.widget||null,!1)}static replace(t){let e,i,n=!!t.block;if(t.isBlockGap)e=-5e8,i=4e8;else{let{start:o,end:s}=ve(t,n);e=(o?n?-3e8:-1:5e8)-1,i=1+(s?n?2e8:1:-6e8)}return new PointDecoration(t,e,i,n,t.widget||null,!0)}static line(t){return new LineDecoration(t)}static set(t,e=!1){return RangeSet.of(t,e)}hasHeight(){return!!this.widget&&this.widget.estimatedHeight>-1}}Decoration.none=RangeSet.empty;class MarkDecoration extends Decoration{constructor(t){let{start:e,end:i}=ve(t);super(e?-1:5e8,i?1:-6e8,null,t),this.tagName=t.tagName||"span",this.class=t.class||"",this.attrs=t.attributes||null}eq(t){var e,i;return this==t||t instanceof MarkDecoration&&this.tagName==t.tagName&&(this.class||(null===(e=this.attrs)||void 0===e?void 0:e.class))==(t.class||(null===(i=t.attrs)||void 0===i?void 0:i.class))&&pe(this.attrs,t.attrs,"class")}range(t,e=t){if(t>=e)throw new RangeError("Mark decorations may not be empty");return super.range(t,e)}}MarkDecoration.prototype.point=!1;class LineDecoration extends Decoration{constructor(t){super(-2e8,-2e8,null,t)}eq(t){return t instanceof LineDecoration&&this.spec.class==t.spec.class&&pe(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)}}LineDecoration.prototype.mapMode=y.TrackBefore,LineDecoration.prototype.point=!0;class PointDecoration extends Decoration{constructor(t,e,i,n,o,s){super(e,i,o,t),this.block=n,this.isReplace=s,this.mapMode=n?e<=0?y.TrackBefore:y.TrackAfter:y.TrackDel}get type(){return this.startSide!=this.endSide?we.WidgetRange:this.startSide<=0?we.WidgetBefore:we.WidgetAfter}get heightRelevant(){return this.block||!!this.widget&&(this.widget.estimatedHeight>=5||this.widget.lineBreaks>0)}eq(t){return t instanceof PointDecoration&&(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 ve(t,e=!1){let{inclusiveStart:i,inclusiveEnd:n}=t;return null==i&&(i=t.inclusive),null==n&&(n=t.inclusive),{start:null!=i?i:e,end:null!=n?n:e}}function be(t,e,i,n=0){let o=i.length-1;o>=0&&i[o]+n>=t?i[o]=Math.max(i[o],e):i.push(t,e)}PointDecoration.prototype.point=!0;class LineView extends ContentView{constructor(){super(...arguments),this.children=[],this.length=0,this.prevAttrs=void 0,this.attrs=null,this.breakAfter=0}merge(t,e,i,n,o,s){if(i){if(!(i instanceof LineView))return!1;this.dom||i.transferDOM(this)}return n&&this.setDeco(i?i.attrs:null),Yt(this,t,e,i?i.children.slice():[],o,s),!0}split(t){let e=new LineView;if(e.breakAfter=this.breakAfter,0==this.length)return e;let{i:i,off:n}=this.childPos(t);n&&(e.append(this.children[i].split(n),0),this.children[i].merge(n,this.children[i].length,null,!1,0,0),i++);for(let t=i;t0&&0==this.children[i-1].length;)this.children[--i].destroy();return this.children.length=i,this.markDirty(),this.length=t,e}transferDOM(t){this.dom&&(this.markDirty(),t.setDOM(this.dom),t.prevAttrs=void 0===this.prevAttrs?this.attrs:this.prevAttrs,this.prevAttrs=void 0,this.dom=null)}setDeco(t){pe(this.attrs,t)||(this.dom&&(this.prevAttrs=this.attrs,this.markDirty()),this.attrs=t)}append(t,e){ce(this,t,e)}addLineDeco(t){let e=t.spec.attributes,i=t.spec.class;e&&(this.attrs=ue(e,this.attrs||{})),i&&(this.attrs=ue({class:i},this.attrs||{}))}domAtPos(t){return he(this,t)}reuseDOM(t){"DIV"==t.nodeName&&(this.setDOM(t),this.flags|=6)}sync(t,e){var i;this.dom?4&this.flags&&($t(this.dom),this.dom.className="cm-line",this.prevAttrs=this.attrs?null:void 0):(this.setDOM(document.createElement("div")),this.dom.className="cm-line",this.prevAttrs=this.attrs?null:void 0),void 0!==this.prevAttrs&&(ge(this.dom,this.prevAttrs,this.attrs),this.dom.classList.add("cm-line"),this.prevAttrs=void 0),super.sync(t,e);let n=this.dom.lastChild;for(;n&&ContentView.get(n)instanceof MarkView;)n=n.lastChild;if(!(n&&this.length&&("BR"==n.nodeName||0!=(null===(i=ContentView.get(n))||void 0===i?void 0:i.isEditable)||ae.ios&&this.children.some((t=>t instanceof TextView))))){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,e=0;for(let i of this.children){if(!(i instanceof TextView)||/[^ -~]/.test(i.text))return null;let n=Et(i.dom);if(1!=n.length)return null;e+=n[0].width,t=n[0].height}return e?{lineHeight:this.dom.getBoundingClientRect().height,charWidth:e/this.length,textHeight:t}:null}coordsAt(t,e){let i=de(this,t,e);if(!this.children.length&&i&&this.parent){let{heightOracle:t}=this.parent.view.viewState,e=i.bottom-i.top;if(Math.abs(e-t.lineHeight)<2&&t.textHeight=e){if(o instanceof LineView)return o;if(s>e)break}n=s+o.breakAfter}return null}}class BlockWidgetView extends ContentView{constructor(t,e,i){super(),this.widget=t,this.length=e,this.deco=i,this.breakAfter=0,this.prevWidget=null}merge(t,e,i,n,o,s){return!(i&&(!(i instanceof BlockWidgetView&&this.widget.compare(i.widget))||t>0&&o<=0||e0)}}class BlockGapWidget extends WidgetType{constructor(t){super(),this.height=t}toDOM(){let t=document.createElement("div");return t.className="cm-gap",this.updateDOM(t),t}eq(t){return t.height==this.height}updateDOM(t){return t.style.height=this.height+"px",!0}get editable(){return!0}get estimatedHeight(){return this.height}ignoreEvent(){return!1}}class ContentBuilder{constructor(t,e,i,n){this.doc=t,this.pos=e,this.end=i,this.disallowBlockEffectsFor=n,this.content=[],this.curLine=null,this.breakAtStart=0,this.pendingBuffer=0,this.bufferMarks=[],this.atCursorPos=!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 BlockWidgetView&&t.deco.endSide<0)}getLine(){return this.curLine||(this.content.push(this.curLine=new LineView),this.atCursorPos=!0),this.curLine}flushBuffer(t=this.bufferMarks){this.pendingBuffer&&(this.curLine.append(ye(new WidgetBufferView(-1),t),t.length),this.pendingBuffer=0)}addBlockWidget(t){this.flushBuffer(),this.curLine=null,this.content.push(t)}finish(t){this.pendingBuffer&&t<=this.bufferMarks.length?this.flushBuffer():this.pendingBuffer=0,this.posCovered()||t&&this.content.length&&this.content[this.content.length-1]instanceof BlockWidgetView||this.getLine()}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.flushBuffer(),this.curLine=null,this.atCursorPos=!0,t--;continue}this.text=e,this.textOff=0}let n=Math.min(this.text.length-this.textOff,t,512);this.flushBuffer(e.slice(e.length-i)),this.getLine().append(ye(new TextView(this.text.slice(this.textOff,this.textOff+n)),e),i),this.atCursorPos=!0,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,o,s){if(this.disallowBlockEffectsFor[s]&&i instanceof PointDecoration){if(i.block)throw new RangeError("Block decorations may not be specified via plugins");if(e>this.doc.lineAt(this.pos).to)throw new RangeError("Decorations that replace line breaks may not be specified via plugins")}let r=e-t;if(i instanceof PointDecoration)if(i.block)i.startSide>0&&!this.posCovered()&&this.getLine(),this.addBlockWidget(new BlockWidgetView(i.widget||NullWidget.block,r,i));else{let s=WidgetView.create(i.widget||NullWidget.inline,r,r?0:i.startSide),l=this.atCursorPos&&!s.isEditable&&o<=n.length&&(t0),a=!s.isEditable&&(tn.length||i.startSide<=0),h=this.getLine();2!=this.pendingBuffer||l||s.isEditable||(this.pendingBuffer=0),this.flushBuffer(n),l&&(h.append(ye(new WidgetBufferView(1),n),o),o=n.length+Math.max(0,o-n.length)),h.append(ye(s,n),o),this.atCursorPos=a,this.pendingBuffer=a?tn.length?1:2:0,this.pendingBuffer&&(this.bufferMarks=n.slice())}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=o)}static build(t,e,i,n,o){let s=new ContentBuilder(t,e,i,o);return s.openEnd=RangeSet.spans(n,e,i,s),s.openStart<0&&(s.openStart=s.openEnd),s.finish(s.openEnd),s}}function ye(t,e){for(let i of e)t=new MarkView(i,[t],t.length);return t}class NullWidget extends WidgetType{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}get isHidden(){return!0}}NullWidget.inline=new NullWidget("span"),NullWidget.block=new NullWidget("div");var Se=function(t){return t[t.LTR=0]="LTR",t[t.RTL=1]="RTL",t}(Se||(Se={}));const xe=Se.LTR,ke=Se.RTL;function Oe(t){let e=[];for(let i=0;i=e){if(r.level==i)return s;(o<0||(0!=n?n<0?r.frome:t[o].level>r.level))&&(o=s)}}if(o<0)throw new RangeError("Index out of range");return o}}function De(t,e){if(t.length!=e.length)return!1;for(let i=0;ia&&r.push(new BidiSpan(a,p.from,u)),Ne(t,p.direction==xe!=!(u%2)?n+1:n,o,p.inner,p.from,p.to,r),a=p.to}f=p.to}else{if(f==i||(e?Re[f]!=l:Re[f]==l))break;f++}d?Be(t,a,f,n+1,o,d,r):ae;){let i=!0,c=!1;if(!h||a>s[h-1].to){let t=Re[a-1];t!=l&&(i=!1,c=16==t)}let d=i||1!=l?null:[],u=i?n:n+1,f=a;t:for(;;)if(h&&f==s[h-1].to){if(c)break t;let p=s[--h];if(!i)for(let t=p.from,i=h;;){if(t==e)break t;if(!i||s[i-1].to!=t){if(Re[t-1]==l)break t;break}t=s[--i].from}if(d)d.push(p);else{p.to=0;t-=3)if(Ae[t+1]==-i){let e=Ae[t+2],i=2&e?o:4&e?1&e?s:o:0;i&&(Re[r]=Re[Ae[t]]=i),l=t;break}}else{if(189==Ae.length)break;Ae[l++]=r,Ae[l++]=e,Ae[l++]=a}else if(2==(n=Re[r])||1==n){let t=n==o;a=t?0:1;for(let e=l-3;e>=0;e-=3){let i=Ae[e+2];if(2&i)break;if(t)Ae[e+2]|=2;else{if(4&i)break;Ae[e+2]|=4}}}}}(t,o,s,n,l),function(t,e,i,n){for(let o=0,s=n;o<=i.length;o++){let r=o?i[o-1].to:t,l=oa;)e==s&&(e=i[--n].from,s=n?i[n-1].to:t),Re[--e]=c;a=r}else s=r,a++}}}(o,s,n,l),Be(t,o,s,e,i,n,r)}function Le(t){return[new BidiSpan(0,t,0)]}let Ve="";function Ie(t,e,i,n,o){var s;let r=n.head-t.from,l=BidiSpan.find(e,r,null!==(s=n.bidiLevel)&&void 0!==s?s:-1,n.assoc),a=e[l],h=a.side(o,i);if(r==h){let t=l+=o?1:-1;if(t<0||t>=e.length)return null;a=e[l=t],r=a.side(!o,i),h=a.side(o,i)}let c=g(t.text,r,a.forward(o,i));(ca.to)&&(c=h),Ve=t.text.slice(Math.min(r,c),Math.max(r,c));let d=l==(o?e.length-1:0)?null:e[l+(o?1:-1)];return d&&c==h&&d.level+(o?0:1)t.some((t=>t))}),je=Facet.define({combine:t=>t.some((t=>t))}),Ye=Facet.define();class ScrollTarget{constructor(t,e="nearest",i="nearest",n=5,o=5,s=!1){this.range=t,this.y=e,this.x=i,this.yMargin=n,this.xMargin=o,this.isSnapshot=s}map(t){return t.empty?this:new ScrollTarget(this.range.map(t),this.y,this.x,this.yMargin,this.xMargin,this.isSnapshot)}clip(t){return this.range.to<=t.doc.length?this:new ScrollTarget(EditorSelection.cursor(t.doc.length),this.y,this.x,this.yMargin,this.xMargin,this.isSnapshot)}}const Ke=StateEffect.define({map:(t,e)=>t.map(e)}),Ze=StateEffect.define();function Je(t,e,i){let n=t.facet(He);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 ti=Facet.define({combine:t=>!t.length||t[0]});let ei=0;const ii=Facet.define();class ViewPlugin{constructor(t,e,i,n,o){this.id=t,this.create=e,this.domEventHandlers=i,this.domEventObservers=n,this.extension=o(this)}static define(t,e){const{eventHandlers:i,eventObservers:n,provide:o,decorations:s}=e||{};return new ViewPlugin(ei++,t,i,n,(t=>{let e=[ii.of(t)];return s&&e.push(si.of((e=>{let i=e.plugin(t);return i?s(i):Decoration.none}))),o&&e.push(o(t)),e}))}static fromClass(t,e){return ViewPlugin.define((e=>new t(e)),e)}}class PluginInstance{constructor(t){this.spec=t,this.mustUpdate=null,this.value=null}update(t){if(this.value){if(this.mustUpdate){let t=this.mustUpdate;if(this.mustUpdate=null,this.value.update)try{this.value.update(t)}catch(e){if(Je(t.state,e,"CodeMirror plugin crashed"),this.value.destroy)try{this.value.destroy()}catch(t){}this.deactivate()}}}else if(this.spec)try{this.value=this.spec.create(t)}catch(e){Je(t.state,e,"CodeMirror plugin crashed"),this.deactivate()}return this}destroy(t){var e;if(null===(e=this.value)||void 0===e?void 0:e.destroy)try{this.value.destroy()}catch(e){Je(t.state,e,"CodeMirror plugin crashed")}}deactivate(){this.spec=this.value=null}}const ni=Facet.define(),oi=Facet.define(),si=Facet.define(),ri=Facet.define(),li=Facet.define(),ai=Facet.define();function hi(t,e){let i=t.state.facet(ai);if(!i.length)return i;let n=i.map((e=>e instanceof Function?e(t):e)),o=[];return RangeSet.spans(n,e.from,e.to,{point(){},span(t,i,n,s){let r=t-e.from,l=i-e.from,a=o;for(let t=n.length-1;t>=0;t--,s--){let i,o=n[t].spec.bidiIsolate;if(null==o&&(o=Fe(e.text,r,l)),s>0&&a.length&&(i=a[a.length-1]).to==r&&i.direction==o)i.to=l,a=i.inner;else{let t={from:r,to:l,direction:o,inner:[]};a.push(t),a=t.inner}}}}),o}const ci=Facet.define();function di(t){let e=0,i=0,n=0,o=0;for(let s of t.state.facet(ci)){let r=s(t);r&&(null!=r.left&&(e=Math.max(e,r.left)),null!=r.right&&(i=Math.max(i,r.right)),null!=r.top&&(n=Math.max(n,r.top)),null!=r.bottom&&(o=Math.max(o,r.bottom)))}return{left:e,right:i,top:n,bottom:o}}const ui=Facet.define();class ChangedRange{constructor(t,e,i,n){this.fromA=t,this.toA=e,this.fromB=i,this.toB=n}join(t){return new ChangedRange(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.toAh)break;o+=2}if(!l)return i;new ChangedRange(l.fromA,l.toA,l.fromB,l.toB).addToSet(i),s=l.toA,r=l.toB}}}class ViewUpdate{constructor(t,e,i){this.view=t,this.state=e,this.transactions=i,this.flags=0,this.startState=t.state,this.changes=ChangeSet.empty(this.startState.doc.length);for(let t of i)this.changes=this.changes.compose(t.changes);let n=[];this.changes.iterChangedRanges(((t,e,i,o)=>n.push(new ChangedRange(t,e,i,o)))),this.changedRanges=n}static create(t,e,i){return new ViewUpdate(t,e,i)}get viewportChanged(){return(4&this.flags)>0}get viewportMoved(){return(8&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.changes.empty}get selectionSet(){return this.transactions.some((t=>t.selection))}get empty(){return 0==this.flags&&0==this.transactions.length}}class DocView extends ContentView{get length(){return this.view.state.doc.length}constructor(t){super(),this.view=t,this.decorations=[],this.dynamicDecorationMap=[!1],this.domChanged=null,this.hasComposition=null,this.markedForComposition=new Set,this.editContextFormatting=Decoration.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.setDOM(t.contentDOM),this.children=[new LineView],this.children[0].setParent(this),this.updateDeco(),this.updateInner([new ChangedRange(0,0,0,t.state.doc.length)],0,null)}update(t){var e;let i=t.changedRanges;this.minWidth>0&&i.length&&(i.every((({fromA:t,toA:e})=>ethis.minWidthTo))?(this.minWidthFrom=t.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=t.changes.mapPos(this.minWidthTo,1)):this.minWidth=this.minWidthFrom=this.minWidthTo=0),this.updateEditContextFormatting(t);let n=-1;this.view.inputState.composing>=0&&!this.view.observer.editContext&&((null===(e=this.domChanged)||void 0===e?void 0:e.newSel)?n=this.domChanged.newSel.head:function(t,e){let i=!1;e&&t.iterChangedRanges(((t,n)=>{te.from&&(i=!0)}));return i}(t.changes,this.hasComposition)||t.selectionSet||(n=t.state.selection.main.head));let o=n>-1?function(t,e,i){let n=fi(t,i);if(!n)return null;let{node:o,from:s,to:r}=n,l=o.nodeValue;if(/[\n\r]/.test(l))return null;if(t.state.doc.sliceString(n.from,n.to)!=l)return null;let a=e.invertedDesc,h=new ChangedRange(a.mapPos(s),a.mapPos(r),s,r),c=[];for(let e=o.parentNode;;e=e.parentNode){let i=ContentView.get(e);if(i instanceof MarkView)c.push({node:e,deco:i.mark});else{if(i instanceof LineView||"DIV"==e.nodeName&&e.parentNode==t.contentDOM)return{range:h,text:o,marks:c,line:e};if(e==t.contentDOM)return null;c.push({node:e,deco:new MarkDecoration({inclusive:!0,attributes:me(e),tagName:e.tagName.toLowerCase()})})}}}(this.view,t.changes,n):null;if(this.domChanged=null,this.hasComposition){this.markedForComposition.clear();let{from:e,to:n}=this.hasComposition;i=new ChangedRange(e,n,t.changes.mapPos(e,-1),t.changes.mapPos(n,1)).addToSet(i.slice())}this.hasComposition=o?{from:o.range.fromB,to:o.range.toB}:null,(ae.ie||ae.chrome)&&!o&&t&&t.state.doc.lines!=t.startState.doc.lines&&(this.forceSelection=!0);let s=function(t,e,i){let n=new pi;return RangeSet.compare(t,e,i,n),n.changes}(this.decorations,this.updateDeco(),t.changes);return i=ChangedRange.extendWithRanges(i,s),!!(7&this.flags||0!=i.length)&&(this.updateInner(i,t.startState.doc.length,o),t.transactions.length&&(this.lastUpdate=Date.now()),!0)}updateInner(t,e,i){this.view.viewState.mustMeasureContent=!0,this.updateChildren(t,e,i);let{observer:n}=this.view;n.ignore((()=>{this.dom.style.height=this.view.viewState.contentHeight/this.view.scaleY+"px",this.dom.style.flexBasis=this.minWidth?this.minWidth+"px":"";let t=ae.chrome||ae.ios?{node:n.selectionRange.focusNode,written:!1}:void 0;this.sync(this.view,t),this.flags&=-8,t&&(t.written||n.selectionRange.focusNode!=t.node)&&(this.forceSelection=!0),this.dom.style.height=""})),this.markedForComposition.forEach((t=>t.flags&=-9));let o=[];if(this.view.viewport.from||this.view.viewport.to=0?n[t]:null;if(!e)break;let s,r,l,a,{fromA:h,toA:c,fromB:d,toB:u}=e;if(i&&i.range.fromBd){let t=ContentBuilder.build(this.view.state.doc,d,i.range.fromB,this.decorations,this.dynamicDecorationMap),e=ContentBuilder.build(this.view.state.doc,i.range.toB,u,this.decorations,this.dynamicDecorationMap);r=t.breakAtStart,l=t.openStart,a=e.openEnd;let n=this.compositionView(i);e.breakAtStart?n.breakAfter=1:e.content.length&&n.merge(n.length,n.length,e.content[0],!1,e.openStart,0)&&(n.breakAfter=e.content[0].breakAfter,e.content.shift()),t.content.length&&n.merge(0,0,t.content[t.content.length-1],!0,0,t.openEnd)&&t.content.pop(),s=t.content.concat(n).concat(e.content)}else({content:s,breakAtStart:r,openStart:l,openEnd:a}=ContentBuilder.build(this.view.state.doc,d,u,this.decorations,this.dynamicDecorationMap));let{i:f,off:p}=o.findPos(c,1),{i:g,off:m}=o.findPos(h,-1);jt(this,g,m,f,p,s,r,l,a)}i&&this.fixCompositionDOM(i)}updateEditContextFormatting(t){this.editContextFormatting=this.editContextFormatting.map(t.changes);for(let e of t.transactions)for(let t of e.effects)t.is(Ze)&&(this.editContextFormatting=t.value)}compositionView(t){let e=new TextView(t.text.nodeValue);e.flags|=8;for(let{deco:i}of t.marks)e=new MarkView(i,[e],e.length);let i=new LineView;return i.append(e,0),i}fixCompositionDOM(t){let e=(t,e)=>{e.flags|=8|(e.children.some((t=>7&t.flags))?1:0),this.markedForComposition.add(e);let i=ContentView.get(t);i&&i!=e&&(i.dom=null),e.setDOM(t)},i=this.childPos(t.range.fromB,1),n=this.children[i.i];e(t.line,n);for(let o=t.marks.length-1;o>=-1;o--)i=n.childPos(i.off,1),n=n.children[i.i],e(o>=0?t.marks[o].node:t.text,n)}updateSelection(t=!1,e=!1){!t&&this.view.observer.selectionRange.focusNode||this.view.observer.readSelectionRange();let i=this.view.root.activeElement,n=i==this.dom,o=!n&&!(this.view.state.facet(ti)||this.dom.tabIndex>-1)&&At(this.dom,this.view.observer.selectionRange)&&!(i&&this.dom.contains(i));if(!(n||e||o))return;let s=this.forceSelection;this.forceSelection=!1;let r=this.view.state.selection.main,l=this.moveToLine(this.domAtPos(r.anchor)),a=r.empty?l:this.moveToLine(this.domAtPos(r.head));if(ae.gecko&&r.empty&&!this.hasComposition&&(1==(h=l).node.nodeType&&h.node.firstChild&&(0==h.offset||"false"==h.node.childNodes[h.offset-1].contentEditable)&&(h.offset==h.node.childNodes.length||"false"==h.node.childNodes[h.offset].contentEditable))){let t=document.createTextNode("");this.view.observer.ignore((()=>l.node.insertBefore(t,l.node.childNodes[l.offset]||null))),l=a=new DOMPos(t,0),s=!0}var h;let c=this.view.observer.selectionRange;!s&&c.focusNode&&(Pt(l.node,l.offset,c.anchorNode,c.anchorOffset)&&Pt(a.node,a.offset,c.focusNode,c.focusOffset)||this.suppressWidgetCursorChange(c,r))||(this.view.observer.ignore((()=>{ae.android&&ae.chrome&&this.dom.contains(c.focusNode)&&function(t,e){for(let i=t;i&&i!=e;i=i.assignedSlot||i.parentNode)if(1==i.nodeType&&"false"==i.contentEditable)return!0;return!1}(c.focusNode,this.dom)&&(this.dom.blur(),this.dom.focus({preventScroll:!0}));let t=Mt(this.view.root);if(t)if(r.empty){if(ae.gecko){let t=(e=l.node,n=l.offset,1!=e.nodeType?0:(n&&"false"==e.childNodes[n-1].contentEditable?1:0)|(nr.head&&([l,a]=[a,l]),e.setEnd(a.node,a.offset),e.setStart(l.node,l.offset),t.removeAllRanges(),t.addRange(e)}else;var e,n;o&&this.view.root.activeElement==this.dom&&(this.dom.blur(),i&&i.focus())})),this.view.observer.setSelectionRange(l,a)),this.impreciseAnchor=l.precise?null:new DOMPos(c.anchorNode,c.anchorOffset),this.impreciseHead=a.precise?null:new DOMPos(c.focusNode,c.focusOffset)}suppressWidgetCursorChange(t,e){return this.hasComposition&&e.empty&&Pt(t.focusNode,t.focusOffset,t.anchorNode,t.anchorOffset)&&this.posFromDOM(t.focusNode,t.focusOffset)==e.head}enforceCursorAssoc(){if(this.hasComposition)return;let{view:t}=this,e=t.state.selection.main,i=Mt(t.root),{anchorNode:n,anchorOffset:o}=t.observer.selectionRange;if(!(i&&e.empty&&e.assoc&&i.modify))return;let s=LineView.find(this,e.head);if(!s)return;let r=s.posAtStart;if(e.head==r||e.head==r+s.length)return;let l=this.coordsAt(e.head,-1),a=this.coordsAt(e.head,1);if(!l||!a||l.bottom>a.top)return;let h=this.domAtPos(e.head+e.assoc);i.collapse(h.node,h.offset),i.modify("move",e.assoc<0?"forward":"backward","lineboundary"),t.observer.readSelectionRange();let c=t.observer.selectionRange;t.docView.posFromDOM(c.anchorNode,c.anchorOffset)!=e.from&&i.collapse(n,o)}moveToLine(t){let e,i=this.dom;if(t.node!=i)return t;for(let n=t.offset;!e&&n=0;n--){let t=ContentView.get(i.childNodes[n]);t instanceof LineView&&(e=t.domAtPos(t.length))}return e?new DOMPos(e.node,e.offset,!0):t}nearest(t){for(let e=t;e;){let t=ContentView.get(e);if(t&&t.rootView==this)return t;e=e.parentNode}return null}posFromDOM(t,e){let i=this.nearest(t);if(!i)throw new RangeError("Trying to find position for a DOM position outside of the document");return i.localPosFromDOM(t,e)+i.posAtStart}domAtPos(t){let{i:e,off:i}=this.childCursor().findPos(t,-1);for(;e=0;s--){let r=this.children[s],l=o-r.breakAfter,a=l-r.length;if(lt||r.covers(1))&&(!i||r instanceof LineView&&!(i instanceof LineView&&e>=0)))i=r,n=a;else if(i&&a==t&&l==t&&r instanceof BlockWidgetView&&Math.abs(e)<2){if(r.deco.startSide<0)break;s&&(i=null)}o=a}return i?i.coordsAt(t-n,e):null}coordsForChar(t){let{i:e,off:i}=this.childPos(t,1),n=this.children[e];if(!(n instanceof LineView))return null;for(;n.children.length;){let{i:t,off:e}=n.childPos(i,1);for(;;t++){if(t==n.children.length)return null;if((n=n.children[t]).length)break}i=e}if(!(n instanceof TextView))return null;let o=g(n.text,i);if(o==i)return null;let s=zt(n.dom,i,o).getClientRects();for(let t=0;tMath.max(this.view.scrollDOM.clientWidth,this.minWidth)+1,r=-1,l=this.view.textDirection==Se.LTR;for(let t=0,a=0;an)break;if(t>=i){let i=h.dom.getBoundingClientRect();if(e.push(i.height),s){let e=h.dom.lastChild,n=e?Et(e):[];if(n.length){let e=n[n.length-1],s=l?e.right-i.left:i.right-e.left;s>r&&(r=s,this.minWidth=o,this.minWidthFrom=t,this.minWidthTo=c)}}}t=c+h.breakAfter}return e}textDirectionAt(t){let{i:e}=this.childPos(t,1);return"rtl"==getComputedStyle(this.children[e].dom).direction?Se.RTL:Se.LTR}measureTextSize(){for(let t of this.children)if(t instanceof LineView){let e=t.measureTextSize();if(e)return e}let t,e,i,n=document.createElement("div");return n.className="cm-line",n.style.width="99999px",n.style.position="absolute",n.textContent="abc def ghi jkl mno pqr stu",this.view.observer.ignore((()=>{this.dom.appendChild(n);let o=Et(n.firstChild)[0];t=n.getBoundingClientRect().height,e=o?o.width/27:7,i=o?o.height:t,n.remove()})),{lineHeight:t,charWidth:e,textHeight:i}}childCursor(t=this.length){let e=this.children.length;return e&&(t-=this.children[--e].length),new ChildCursor(this.children,t,e)}computeBlockGapDeco(){let t=[],e=this.view.viewState;for(let i=0,n=0;;n++){let o=n==e.viewports.length?null:e.viewports[n],s=o?o.from-1:this.length;if(s>i){let n=(e.lineBlockAt(s).bottom-e.lineBlockAt(i).top)/this.view.scaleY;t.push(Decoration.replace({widget:new BlockGapWidget(n),block:!0,inclusive:!0,isBlockGap:!0}).range(i,s))}if(!o)break;i=o.to+1}return Decoration.set(t)}updateDeco(){let t=1,e=this.view.state.facet(si).map((e=>(this.dynamicDecorationMap[t++]="function"==typeof e)?e(this.view):e)),i=!1,n=this.view.state.facet(ri).map(((t,e)=>{let n="function"==typeof t;return n&&(i=!0),n?t(this.view):t}));for(n.length&&(this.dynamicDecorationMap[t++]=i,e.push(RangeSet.join(n))),this.decorations=[this.editContextFormatting,...e,this.computeBlockGapDeco(),this.view.viewState.lineGapDeco];ti.anchor?-1:1);if(!n)return;!i.empty&&(e=this.coordsAt(i.anchor,i.anchor>i.head?-1:1))&&(n={left:Math.min(n.left,e.left),top:Math.min(n.top,e.top),right:Math.max(n.right,e.right),bottom:Math.max(n.bottom,e.bottom)});let o=di(this.view),s={left:n.left-o.left,top:n.top-o.top,right:n.right+o.right,bottom:n.bottom+o.bottom},{offsetWidth:r,offsetHeight:l}=this.view.scrollDOM;!function(t,e,i,n,o,s,r,l){let a=t.ownerDocument,h=a.defaultView||window;for(let c=t,d=!1;c&&!d;)if(1==c.nodeType){let t,u=c==a.body,f=1,p=1;if(u)t=Vt(h);else{if(/^(fixed|sticky)$/.test(getComputedStyle(c).position)&&(d=!0),c.scrollHeight<=c.clientHeight&&c.scrollWidth<=c.clientWidth){c=c.assignedSlot||c.parentNode;continue}let e=c.getBoundingClientRect();({scaleX:f,scaleY:p}=It(c,e)),t={left:e.left,right:e.left+c.clientWidth*f,top:e.top,bottom:e.top+c.clientHeight*p}}let g=0,m=0;if("nearest"==o)e.top0&&e.bottom>t.bottom+m&&(m=e.bottom-t.bottom+m+r)):e.bottom>t.bottom&&(m=e.bottom-t.bottom+r,i<0&&e.top-m0&&e.right>t.right+g&&(g=e.right-t.right+g+s)):e.right>t.right&&(g=e.right-t.right+s,i<0&&e.leftt?e.left-t:Math.max(0,t-e.right)}function mi(t,e){return e.top>t?e.top-t:Math.max(0,t-e.bottom)}function wi(t,e){return t.tope.top+1}function vi(t,e){return et.bottom?{top:t.top,left:t.left,right:t.right,bottom:e}:t}function yi(t,e,i){let n,o,s,r,l,a,h,c,d=!1;for(let u=t.firstChild;u;u=u.nextSibling){let t=Et(u);for(let f=0;fm||r==m&&s>g){n=u,o=p,s=g,r=m;let l=m?i0?f0)}0==g?i>p.bottom&&(!h||h.bottomp.top)&&(a=u,c=p):h&&wi(h,p)?h=bi(h,p.bottom):c&&wi(c,p)&&(c=vi(c,p.top))}}if(h&&h.bottom>=i?(n=l,o=h):c&&c.top<=i&&(n=a,o=c),!n)return{node:t,offset:0};let u=Math.max(o.left,Math.min(o.right,e));return 3==n.nodeType?Si(n,u,i):d&&"false"!=n.contentEditable?yi(n,u,i):{node:t,offset:Array.prototype.indexOf.call(t.childNodes,n)+(e>=(o.left+o.right)/2?1:0)}}function Si(t,e,i){let n=t.nodeValue.length,o=-1,s=1e9,r=0;for(let l=0;li?h.top-i:i-h.bottom)-1;if(h.left-1<=e&&h.right+1>=e&&c=(h.left+h.right)/2,n=i;if(ae.chrome||ae.gecko){zt(t,l).getBoundingClientRect().left==h.right&&(n=!i)}if(c<=0)return{node:t,offset:l+(n?1:0)};o=l+(n?1:0),s=c}}}return{node:t,offset:o>-1?o:r>0?t.nodeValue.length:0}}function xi(t,e,i,n=-1){var o,s;let r,l=t.contentDOM.getBoundingClientRect(),a=l.top+t.viewState.paddingTop,{docHeight:h}=t.viewState,{x:c,y:d}=e,u=d-a;if(u<0)return 0;if(u>h)return t.state.doc.length;for(let e=t.viewState.heightOracle.textHeight/2,o=!1;r=t.elementAtHeight(u),r.type!=we.Text;)for(;u=n>0?r.bottom+e:r.top-e,!(u>=0&&u<=h);){if(o)return i?null:0;o=!0,n=-n}d=a+u;let f=r.from;if(ft.viewport.to)return t.viewport.to==t.state.doc.length?t.state.doc.length:i?null:ki(t,l,r,c,d);let p=t.dom.ownerDocument,g=t.root.elementFromPoint?t.root:p,m=g.elementFromPoint(c,d);m&&!t.contentDOM.contains(m)&&(m=null),m||(c=Math.max(l.left+1,Math.min(l.right-1,c)),m=g.elementFromPoint(c,d),m&&!t.contentDOM.contains(m)&&(m=null));let w,v=-1;if(m&&0!=(null===(o=t.docView.nearest(m))||void 0===o?void 0:o.isEditable)){if(p.caretPositionFromPoint){let t=p.caretPositionFromPoint(c,d);t&&({offsetNode:w,offset:v}=t)}else if(p.caretRangeFromPoint){let e=p.caretRangeFromPoint(c,d);e&&(({startContainer:w,startOffset:v}=e),(!t.contentDOM.contains(w)||ae.safari&&function(t,e,i){let n;if(3!=t.nodeType||e!=(n=t.nodeValue.length))return!1;for(let e=t.nextSibling;e;e=e.nextSibling)if(1!=e.nodeType||"BR"!=e.nodeName)return!1;return zt(t,n-1,n).getBoundingClientRect().left>i}(w,v,c)||ae.chrome&&function(t,e,i){if(0!=e)return!1;for(let e=t;;){let t=e.parentNode;if(!t||1!=t.nodeType||t.firstChild!=e)return!1;if(t.classList.contains("cm-line"))break;e=t}let n=1==t.nodeType?t.getBoundingClientRect():zt(t,0,Math.max(t.nodeValue.length,1)).getBoundingClientRect();return i-n.left>5}(w,v,c))&&(w=void 0))}w&&(v=Math.min(Nt(w),v))}if(!w||!t.docView.dom.contains(w)){let e=LineView.find(t.docView,f);if(!e)return u>r.top+r.height/2?r.to:r.from;({node:w,offset:v}=yi(e.dom,c,d))}let b=t.docView.nearest(w);if(!b)return null;if(b.isWidget&&1==(null===(s=b.dom)||void 0===s?void 0:s.nodeType)){let t=b.dom.getBoundingClientRect();return e.y1.5*t.defaultLineHeight){let e=t.viewState.heightOracle.textHeight;s+=Math.floor((o-i.top-.5*(t.defaultLineHeight-e))/e)*t.viewState.heightOracle.lineLength}let r=t.state.sliceDoc(i.from,i.to);return i.from+gt(r,s,t.state.tabSize)}function Oi(t,e){let i=t.lineBlockAt(e);if(Array.isArray(i.type))for(let t of i.type)if(t.to>e||t.to==e&&(t.to==i.to||t.type==we.Text))return t;return i}function Ci(t,e,i,n){let o=t.state.doc.lineAt(e.head),s=t.bidiSpans(o),r=t.textDirectionAt(o.from);for(let l=e,a=null;;){let e=Ie(o,s,r,l,i),h=Ve;if(!e){if(o.number==(i?t.state.doc.lines:1))return l;h="\n",o=t.state.doc.line(o.number+(i?1:-1)),s=t.bidiSpans(o),e=t.visualLineSide(o,!i)}if(a){if(!a(h))return l}else{if(!n)return e;a=n(h)}l=e}}function Mi(t,e,i){for(;;){let n=0;for(let o of t)o.between(e-1,e+1,((t,o,s)=>{if(e>t&&ee(t))),i.from,e.head>i.from?-1:1);return n==i.from?i:EditorSelection.cursor(n,nt)&&this.lineBreak(),n=o}return this.findPointBefore(i,e),this}readTextNode(t){let e=t.nodeValue;for(let i of this.points)i.node==t&&(i.pos=this.text.length+Math.min(i.offset,e.length));for(let i=0,n=this.lineSeparator?null:/\r\n?|\n/g;;){let o,s=-1,r=1;if(this.lineSeparator?(s=e.indexOf(this.lineSeparator,i),r=this.lineSeparator.length):(o=n.exec(e))&&(s=o.index,r=o[0].length),this.append(e.slice(i,s<0?e.length:s)),s<0)break;if(this.lineBreak(),r>1)for(let e of this.points)e.node==t&&e.pos>this.text.length&&(e.pos-=r-1);i=s+r}}readNode(t){if(t.cmIgnore)return;let e=ContentView.get(t),i=e&&e.overrideDOMText;if(null!=i){this.findPointInside(t,i.length);for(let t=i.iter();!t.next().done;)t.lineBreak?this.lineBreak():this.append(t.value)}else 3==t.nodeType?this.readTextNode(t):"BR"==t.nodeName?t.nextSibling&&this.lineBreak():1==t.nodeType&&this.readRange(t.firstChild,null)}findPointBefore(t,e){for(let i of this.points)i.node==t&&t.childNodes[i.offset]==e&&(i.pos=this.text.length)}findPointInside(t,e){for(let i of this.points)(3==t.nodeType?i.node==t:t.contains(i.node))&&(i.pos=this.text.length+(Ei(t,i.node,i.offset)?e:0))}}function Ei(t,e,i){for(;;){if(!e||i-1;let{impreciseHead:o,impreciseAnchor:s}=t.docView;if(t.state.readOnly&&e>-1)this.newSel=null;else if(e>-1&&(this.bounds=t.docView.domBoundsAround(e,i,0))){let e=o||s?[]:function(t){let e=[];if(t.root.activeElement!=t.contentDOM)return e;let{anchorNode:i,anchorOffset:n,focusNode:o,focusOffset:s}=t.observer.selectionRange;i&&(e.push(new DOMPoint(i,n)),o==i&&s==n||e.push(new DOMPoint(o,s)));return e}(t),i=new DOMReader(e,t.state);i.readRange(this.bounds.startDOM,this.bounds.endDOM),this.text=i.text,this.newSel=function(t,e){if(0==t.length)return null;let i=t[0].pos,n=2==t.length?t[1].pos:i;return i>-1&&n>-1?EditorSelection.single(i+e,n+e):null}(e,this.bounds.from)}else{let e=t.observer.selectionRange,i=o&&o.node==e.focusNode&&o.offset==e.focusOffset||!Tt(t.contentDOM,e.focusNode)?t.state.selection.main.head:t.docView.posFromDOM(e.focusNode,e.focusOffset),n=s&&s.node==e.anchorNode&&s.offset==e.anchorOffset||!Tt(t.contentDOM,e.anchorNode)?t.state.selection.main.anchor:t.docView.posFromDOM(e.anchorNode,e.anchorOffset),r=t.viewport;if((ae.ios||ae.chrome)&&t.state.selection.main.empty&&i!=n&&(r.from>0||r.toDate.now()-100?t.inputState.lastKeyCode:-1;if(e.bounds){let{from:n,to:r}=e.bounds,l=o.from,a=null;(8===s||ae.android&&e.text.length0&&l>0&&t.charCodeAt(r-1)==e.charCodeAt(l-1);)r--,l--;if("end"==n){i-=r+Math.max(0,s-Math.min(r,l))-s}if(r=r?s-i:0,l=s+(l-r),r=s}else if(l=l?s-i:0,r=s+(r-l),l=s}return{from:s,toA:r,toB:l}}(t.state.doc.sliceString(n,r,Ai),e.text,l-n,a);h&&(ae.chrome&&13==s&&h.toB==h.from+2&&e.text.slice(h.from,h.toB)==Ai+Ai&&h.toB--,i={from:n+h.from,to:n+h.toA,insert:Text.of(e.text.slice(h.from,h.toB).split(Ai))})}else n&&(!t.hasFocus&&t.state.facet(ti)||n.main.eq(o))&&(n=null);if(!i&&!n)return!1;if(!i&&e.typeOver&&!o.empty&&n&&n.main.empty?i={from:o.from,to:o.to,insert:t.state.doc.slice(o.from,o.to)}:(ae.mac||ae.android)&&i&&i.from==i.to&&i.from==o.head-1&&/^\. ?$/.test(i.insert.toString())&&"off"==t.contentDOM.getAttribute("autocorrect")?(n&&2==i.insert.length&&(n=EditorSelection.single(n.main.anchor-1,n.main.head-1)),i={from:i.from,to:i.to,insert:Text.of([i.insert.toString().replace("."," ")])}):i&&i.from>=o.from&&i.to<=o.to&&(i.from!=o.from||i.to!=o.to)&&o.to-o.from-(i.to-i.from)<=4?i={from:o.from,to:o.to,insert:t.state.doc.slice(o.from,i.from).append(i.insert).append(t.state.doc.slice(i.to,o.to))}:ae.chrome&&i&&i.from==i.to&&i.from==o.head&&"\n "==i.insert.toString()&&t.lineWrapping&&(n&&(n=EditorSelection.single(n.main.anchor-1,n.main.head-1)),i={from:o.from,to:o.to,insert:Text.of([" "])}),i)return Di(t,i,n,s);if(n&&!n.main.eq(o)){let e=!1,i="select";return t.inputState.lastSelectionTime>Date.now()-50&&("select"==t.inputState.lastSelectionOrigin&&(e=!0),i=t.inputState.lastSelectionOrigin),t.dispatch({selection:n,scrollIntoView:e,userEvent:i}),!0}return!1}function Di(t,e,i,n=-1){if(ae.ios&&t.inputState.flushIOSKey(e))return!0;let o=t.state.selection.main;if(ae.android&&(e.to==o.to&&(e.from==o.from||e.from==o.from-1&&" "==t.state.sliceDoc(e.from,o.from))&&1==e.insert.length&&2==e.insert.lines&&Ht(t.contentDOM,"Enter",13)||(e.from==o.from-1&&e.to==o.to&&0==e.insert.length||8==n&&e.insert.lengtho.head)&&Ht(t.contentDOM,"Backspace",8)||e.from==o.from&&e.to==o.to+1&&0==e.insert.length&&Ht(t.contentDOM,"Delete",46)))return!0;let s,r=e.insert.toString();t.inputState.composing>=0&&t.inputState.composing++;let l=()=>s||(s=function(t,e,i){let n,o=t.state,s=o.selection.main;if(e.from>=s.from&&e.to<=s.to&&e.to-e.from>=(s.to-s.from)/3&&(!i||i.main.empty&&i.main.from==e.from+e.insert.length)&&t.inputState.composing<0){let i=s.frome.to?o.sliceDoc(e.to,s.to):"";n=o.replaceSelection(t.state.toText(i+e.insert.sliceString(0,void 0,t.state.lineBreak)+r))}else{let r=o.changes(e),l=i&&i.main.to<=r.newLength?i.main:void 0;if(o.selection.ranges.length>1&&t.inputState.composing>=0&&e.to<=s.to&&e.to>=s.to-10){let a,h=t.state.sliceDoc(e.from,e.to),c=i&&fi(t,i.main.head);if(c){let t=e.insert.length-(e.to-e.from);a={from:c.from,to:c.to-t}}else a=t.state.doc.lineAt(s.head);let d=s.to-e.to,u=s.to-s.from;n=o.changeByRange((i=>{if(i.from==s.from&&i.to==s.to)return{changes:r,range:l||i.map(r)};let n=i.to-d,c=n-h.length;if(i.to-i.from!=u||t.state.sliceDoc(c,n)!=h||i.to>=a.from&&i.from<=a.to)return{range:i};let f=o.changes({from:c,to:n,insert:e.insert}),p=i.to-s.to;return{changes:f,range:l?EditorSelection.range(Math.max(0,l.anchor+p),Math.max(0,l.head+p)):i.map(f)}}))}else n={changes:r,selection:l&&o.selection.replaceRange(l)}}let r="input.type";(t.composing||t.inputState.compositionPendingChange&&t.inputState.compositionEndedAt>Date.now()-50)&&(t.inputState.compositionPendingChange=!1,r+=".compose",t.inputState.compositionFirstChange&&(r+=".start",t.inputState.compositionFirstChange=!1));return o.update(n,{userEvent:r,scrollIntoView:!0})}(t,e,i));return t.state.facet(qe).some((i=>i(t,e.from,e.to,r,l)))||t.dispatch(l()),!0}class InputState{setSelectionOrigin(t){this.lastSelectionOrigin=t,this.lastSelectionTime=Date.now()}constructor(t){this.view=t,this.lastKeyCode=0,this.lastKeyTime=0,this.lastTouchTime=0,this.lastFocusTime=0,this.lastScrollTop=0,this.lastScrollLeft=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.mouseSelection=null,this.draggedContent=null,this.handleEvent=this.handleEvent.bind(this),this.notifiedFocused=t.hasFocus,ae.safari&&t.contentDOM.addEventListener("input",(()=>null)),ae.gecko&&function(t){on.has(t)||(on.add(t),t.addEventListener("copy",(()=>{})),t.addEventListener("cut",(()=>{})))}(t.contentDOM.ownerDocument)}handleEvent(t){(function(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=ContentView.get(n))&&i.ignoreEvent(e))return!1;return!0})(this.view,t)&&!this.ignoreDuringComposition(t)&&("keydown"==t.type&&this.keydown(t)||this.runHandlers(t.type,t))}runHandlers(t,e){let i=this.handlers[t];if(i){for(let t of i.observers)t(this.view,e);for(let t of i.handlers){if(e.defaultPrevented)break;if(t(this.view,e)){e.preventDefault();break}}}}ensureHandlers(t){let e=Bi(t),i=this.handlers,n=this.view.contentDOM;for(let t in e)if("scroll"!=t){let o=!e[t].handlers.length,s=i[t];s&&o!=!s.handlers.length&&(n.removeEventListener(t,this.handleEvent),s=null),s||n.addEventListener(t,this.handleEvent,{passive:o})}for(let t in i)"scroll"==t||e[t]||n.removeEventListener(t,this.handleEvent);this.handlers=e}keydown(t){if(this.lastKeyCode=t.keyCode,this.lastKeyTime=Date.now(),9==t.keyCode&&this.tabFocusMode>-1&&(!this.tabFocusMode||Date.now()<=this.tabFocusMode))return!0;if(this.tabFocusMode>0&&27!=t.keyCode&&Vi.indexOf(t.keyCode)<0&&(this.tabFocusMode=-1),ae.android&&ae.chrome&&!t.synthetic&&(13==t.keyCode||8==t.keyCode))return this.view.observer.delayAndroidKey(t.key,t.keyCode),!0;let e;return!ae.ios||t.synthetic||t.altKey||t.metaKey||!((e=Ni.find((e=>e.keyCode==t.keyCode)))&&!t.ctrlKey||Li.indexOf(t.key)>-1&&t.ctrlKey&&!t.shiftKey)?(229!=t.keyCode&&this.view.observer.forceFlush(),!1):(this.pendingIOSKey=e||t,setTimeout((()=>this.flushIOSKey()),250),!0)}flushIOSKey(t){let e=this.pendingIOSKey;return!!e&&(!("Enter"==e.key&&t&&t.from0||!!(ae.safari&&!ae.ios&&this.compositionPendingKey&&Date.now()-this.compositionEndedAt<100)&&(this.compositionPendingKey=!1,!0))}startMouseSelection(t){this.mouseSelection&&this.mouseSelection.destroy(),this.mouseSelection=t}update(t){this.view.observer.update(t),this.mouseSelection&&this.mouseSelection.update(t),this.draggedContent&&t.docChanged&&(this.draggedContent=this.draggedContent.map(t.changes)),t.transactions.length&&(this.lastKeyCode=this.lastSelectionTime=0)}destroy(){this.mouseSelection&&this.mouseSelection.destroy()}}function Ri(t,e){return(i,n)=>{try{return e.call(t,n,i)}catch(t){Je(i.state,t)}}}function Bi(t){let e=Object.create(null);function i(t){return e[t]||(e[t]={observers:[],handlers:[]})}for(let e of t){let t=e.spec;if(t&&t.domEventHandlers)for(let n in t.domEventHandlers){let o=t.domEventHandlers[n];o&&i(n).handlers.push(Ri(e.value,o))}if(t&&t.domEventObservers)for(let n in t.domEventObservers){let o=t.domEventObservers[n];o&&i(n).observers.push(Ri(e.value,o))}}for(let t in Fi)i(t).handlers.push(Fi[t]);for(let t in Qi)i(t).observers.push(Qi[t]);return e}const Ni=[{key:"Backspace",keyCode:8,inputType:"deleteContentBackward"},{key:"Enter",keyCode:13,inputType:"insertParagraph"},{key:"Enter",keyCode:13,inputType:"insertLineBreak"},{key:"Delete",keyCode:46,inputType:"deleteContentForward"}],Li="dthko",Vi=[16,17,18,20,91,92,224,225];function Ii(t){return.7*Math.max(0,t)+8}class MouseSelection{constructor(t,e,i,n){this.view=t,this.startEvent=e,this.style=i,this.mustSelect=n,this.scrollSpeed={x:0,y:0},this.scrolling=-1,this.lastEvent=e,this.scrollParents=function(t){let e,i,n=t.ownerDocument;for(let o=t.parentNode;o&&!(o==n.body||e&&i);)if(1==o.nodeType)!i&&o.scrollHeight>o.clientHeight&&(i=o),!e&&o.scrollWidth>o.clientWidth&&(e=o),o=o.assignedSlot||o.parentNode;else{if(11!=o.nodeType)break;o=o.host}return{x:e,y:i}}(t.contentDOM),this.atoms=t.state.facet(li).map((e=>e(t)));let o=t.contentDOM.ownerDocument;o.addEventListener("mousemove",this.move=this.move.bind(this)),o.addEventListener("mouseup",this.up=this.up.bind(this)),this.extend=e.shiftKey,this.multiple=t.state.facet(EditorState.allowMultipleSelections)&&function(t,e){let i=t.state.facet(Qe);return i.length?i[0](e):ae.mac?e.metaKey:e.ctrlKey}(t,e),this.dragging=!(!function(t,e){let{main:i}=t.state.selection;if(i.empty)return!1;let n=Mt(t.root);if(!n||0==n.rangeCount)return!0;let o=n.getRangeAt(0).getClientRects();for(let t=0;t=e.clientX&&i.top<=e.clientY&&i.bottom>=e.clientY)return!0}return!1}(t,e)||1!=Ki(e))&&null}start(t){!1===this.dragging&&this.select(t)}move(t){if(0==t.buttons)return this.destroy();if(this.dragging||null==this.dragging&&(e=this.startEvent,i=t,Math.max(Math.abs(e.clientX-i.clientX),Math.abs(e.clientY-i.clientY))<10))return;var e,i;this.select(this.lastEvent=t);let n=0,o=0,s=0,r=0,l=this.view.win.innerWidth,a=this.view.win.innerHeight;this.scrollParents.x&&({left:s,right:l}=this.scrollParents.x.getBoundingClientRect()),this.scrollParents.y&&({top:r,bottom:a}=this.scrollParents.y.getBoundingClientRect());let h=di(this.view);t.clientX-h.left<=s+6?n=-Ii(s-t.clientX):t.clientX+h.right>=l-6&&(n=Ii(t.clientX-l)),t.clientY-h.top<=r+6?o=-Ii(r-t.clientY):t.clientY+h.bottom>=a-6&&(o=Ii(t.clientY-a)),this.setScrollSpeed(n,o)}up(t){null==this.dragging&&this.select(this.lastEvent),this.dragging||t.preventDefault(),this.destroy()}destroy(){this.setScrollSpeed(0,0);let t=this.view.contentDOM.ownerDocument;t.removeEventListener("mousemove",this.move),t.removeEventListener("mouseup",this.up),this.view.inputState.mouseSelection=this.view.inputState.draggedContent=null}setScrollSpeed(t,e){this.scrollSpeed={x:t,y:e},t||e?this.scrolling<0&&(this.scrolling=setInterval((()=>this.scroll()),50)):this.scrolling>-1&&(clearInterval(this.scrolling),this.scrolling=-1)}scroll(){let{x:t,y:e}=this.scrollSpeed;t&&this.scrollParents.x&&(this.scrollParents.x.scrollLeft+=t,t=0),e&&this.scrollParents.y&&(this.scrollParents.y.scrollTop+=e,e=0),(t||e)&&this.view.win.scrollBy(t,e),!1===this.dragging&&this.select(this.lastEvent)}skipAtoms(t){let e=null;for(let i=0;it.isUserEvent("input.type")))?this.destroy():this.style.update(t)&&setTimeout((()=>this.select(this.lastEvent)),20)}}const Fi=Object.create(null),Qi=Object.create(null),Wi=ae.ie&&ae.ie_version<15||ae.ios&&ae.webkit_version<604;function zi(t,e,i){for(let n of t.facet(e))i=n(i,t);return i}function Hi(t,e){e=zi(t.state,Ge,e);let i,{state:n}=t,o=1,s=n.toText(e),r=s.lines==n.selection.ranges.length;if(null!=Ji&&n.selection.ranges.every((t=>t.empty))&&Ji==s.toString()){let t=-1;i=n.changeByRange((i=>{let l=n.doc.lineAt(i.from);if(l.from==t)return{range:i};t=l.from;let a=n.toText((r?s.line(o++).text:e)+n.lineBreak);return{changes:{from:l.from,insert:a},range:EditorSelection.cursor(i.from+a.length)}}))}else i=r?n.changeByRange((t=>{let e=s.line(o++);return{changes:{from:t.from,to:t.to,insert:e.text},range:EditorSelection.cursor(t.from+e.length)}})):n.replaceSelection(s);t.dispatch(i,{userEvent:"input.paste",scrollIntoView:!0})}function $i(t,e,i,n){if(1==n)return EditorSelection.cursor(e,i);if(2==n)return function(t,e,i=1){let n=t.charCategorizer(e),o=t.doc.lineAt(e),s=e-o.from;if(0==o.length)return EditorSelection.cursor(e);0==s?i=1:s==o.length&&(i=-1);let r=s,l=s;i<0?r=g(o.text,s,!1):l=g(o.text,s);let a=n(o.text.slice(r,l));for(;r>0;){let t=g(o.text,r,!1);if(n(o.text.slice(t,r))!=a)break;r=t}for(;l{t.inputState.lastScrollTop=t.scrollDOM.scrollTop,t.inputState.lastScrollLeft=t.scrollDOM.scrollLeft},Fi.keydown=(t,e)=>(t.inputState.setSelectionOrigin("select"),27==e.keyCode&&0!=t.inputState.tabFocusMode&&(t.inputState.tabFocusMode=Date.now()+2e3),!1),Qi.touchstart=(t,e)=>{t.inputState.lastTouchTime=Date.now(),t.inputState.setSelectionOrigin("select.pointer")},Qi.touchmove=t=>{t.inputState.setSelectionOrigin("select.pointer")},Fi.mousedown=(t,e)=>{if(t.observer.flush(),t.inputState.lastTouchTime>Date.now()-2e3)return!1;let i=null;for(let n of t.state.facet(ze))if(i=n(t,e),i)break;if(i||0!=e.button||(i=function(t,e){let i=Gi(t,e),n=Ki(e),o=t.state.selection;return{update(t){t.docChanged&&(i.pos=t.changes.mapPos(i.pos),o=o.map(t.changes))},get(e,s,r){let l,a=Gi(t,e),h=$i(t,a.pos,a.bias,n);if(i.pos!=a.pos&&!s){let e=$i(t,i.pos,i.bias,n),o=Math.min(e.from,h.from),s=Math.max(e.to,h.to);h=o1&&(l=function(t,e){for(let i=0;i=e)return EditorSelection.create(t.ranges.slice(0,i).concat(t.ranges.slice(i+1)),t.mainIndex==i?0:t.mainIndex-(t.mainIndex>i?1:0))}return null}(o,a.pos))?l:r?o.addRange(h):EditorSelection.create([h])}}}(t,e)),i){let n=!t.hasFocus;t.inputState.startMouseSelection(new MouseSelection(t,e,i,n)),n&&t.observer.ignore((()=>{Wt(t.contentDOM);let e=t.root.activeElement;e&&!e.contains(t.contentDOM)&&e.blur()}));let o=t.inputState.mouseSelection;if(o)return o.start(e),!1===o.dragging}return!1};let qi=(t,e,i)=>e>=i.top&&e<=i.bottom&&t>=i.left&&t<=i.right;function Xi(t,e,i,n){let o=LineView.find(t.docView,e);if(!o)return 1;let s=e-o.posAtStart;if(0==s)return 1;if(s==o.length)return-1;let r=o.coordsAt(s,-1);if(r&&qi(i,n,r))return-1;let l=o.coordsAt(s,1);return l&&qi(i,n,l)?1:r&&r.bottom>=n?-1:1}function Gi(t,e){let i=t.posAtCoords({x:e.clientX,y:e.clientY},!1);return{pos:i,bias:Xi(t,i,e.clientX,e.clientY)}}const _i=ae.ie&&ae.ie_version<=11;let Ui=null,ji=0,Yi=0;function Ki(t){if(!_i)return t.detail;let e=Ui,i=Yi;return Ui=t,Yi=Date.now(),ji=!e||i>Date.now()-400&&Math.abs(e.clientX-t.clientX)<2&&Math.abs(e.clientY-t.clientY)<2?(ji+1)%3:1}function Zi(t,e,i,n){if(!(i=zi(t.state,Ge,i)))return;let o=t.posAtCoords({x:e.clientX,y:e.clientY},!1),{draggedContent:s}=t.inputState,r=n&&s&&function(t,e){let i=t.state.facet(We);return i.length?i[0](e):ae.mac?!e.altKey:!e.ctrlKey}(t,e)?{from:s.from,to:s.to}:null,l={from:o,insert:i},a=t.state.changes(r?[r,l]:l);t.focus(),t.dispatch({changes:a,selection:{anchor:a.mapPos(o,-1),head:a.mapPos(o,1)},userEvent:r?"move.drop":"input.drop"}),t.inputState.draggedContent=null}Fi.dragstart=(t,e)=>{let{selection:{main:i}}=t.state;if(e.target.draggable){let n=t.docView.nearest(e.target);if(n&&n.isWidget){let t=n.posAtStart,e=t+n.length;(t>=i.to||e<=i.from)&&(i=EditorSelection.range(t,e))}}let{inputState:n}=t;return n.mouseSelection&&(n.mouseSelection.dragging=!0),n.draggedContent=i,e.dataTransfer&&(e.dataTransfer.setData("Text",zi(t.state,_e,t.state.sliceDoc(i.from,i.to))),e.dataTransfer.effectAllowed="copyMove"),!1},Fi.dragend=t=>(t.inputState.draggedContent=null,!1),Fi.drop=(t,e)=>{if(!e.dataTransfer)return!1;if(t.state.readOnly)return!0;let i=e.dataTransfer.files;if(i&&i.length){let n=Array(i.length),o=0,s=()=>{++o==i.length&&Zi(t,e,n.filter((t=>null!=t)).join(t.state.lineBreak),!1)};for(let t=0;t{/[\x00-\x08\x0e-\x1f]{2}/.test(e.result)||(n[t]=e.result),s()},e.readAsText(i[t])}return!0}{let i=e.dataTransfer.getData("Text");if(i)return Zi(t,e,i,!0),!0}return!1},Fi.paste=(t,e)=>{if(t.state.readOnly)return!0;t.observer.flush();let i=Wi?null:e.clipboardData;return i?(Hi(t,i.getData("text/plain")||i.getData("text/uri-list")),!0):(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(),Hi(t,i.value)}),50)}(t),!1)};let Ji=null;Fi.copy=Fi.cut=(t,e)=>{let{text:i,ranges:n,linewise:o}=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 o=-1;for(let{from:n}of t.selection.ranges){let s=t.doc.lineAt(n);s.number>o&&(e.push(s.text),i.push({from:s.from,to:Math.min(t.doc.length,s.to+1)})),o=s.number}n=!0}return{text:zi(t,_e,e.join(t.lineBreak)),ranges:i,linewise:n}}(t.state);if(!i&&!o)return!1;Ji=o?i:null,"cut"!=e.type||t.state.readOnly||t.dispatch({changes:n,scrollIntoView:!0,userEvent:"delete.cut"});let s=Wi?null:e.clipboardData;return s?(s.clearData(),s.setData("text/plain",i),!0):(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),!1)};const tn=Annotation.define();function en(t,e){let i=[];for(let n of t.facet(Xe)){let o=n(t,e);o&&i.push(o)}return i?t.update({effects:i,annotations:tn.of(!0)}):null}function nn(t){setTimeout((()=>{let e=t.hasFocus;if(e!=t.inputState.notifiedFocused){let i=en(t.state,e);i?t.dispatch(i):t.update([])}}),10)}Qi.focus=t=>{t.inputState.lastFocusTime=Date.now(),t.scrollDOM.scrollTop||!t.inputState.lastScrollTop&&!t.inputState.lastScrollLeft||(t.scrollDOM.scrollTop=t.inputState.lastScrollTop,t.scrollDOM.scrollLeft=t.inputState.lastScrollLeft),nn(t)},Qi.blur=t=>{t.observer.clearSelectionRange(),nn(t)},Qi.compositionstart=Qi.compositionupdate=t=>{t.observer.editContext||(null==t.inputState.compositionFirstChange&&(t.inputState.compositionFirstChange=!0),t.inputState.composing<0&&(t.inputState.composing=0))},Qi.compositionend=t=>{t.observer.editContext||(t.inputState.composing=-1,t.inputState.compositionEndedAt=Date.now(),t.inputState.compositionPendingKey=!0,t.inputState.compositionPendingChange=t.observer.pendingRecords().length>0,t.inputState.compositionFirstChange=null,ae.chrome&&ae.android?t.observer.flushSoon():t.inputState.compositionPendingChange?Promise.resolve().then((()=>t.observer.flush())):setTimeout((()=>{t.inputState.composing<0&&t.docView.hasComposition&&t.update([])}),50))},Qi.contextmenu=t=>{t.inputState.lastContextMenu=Date.now()},Fi.beforeinput=(t,e)=>{var i,n;if("insertReplacementText"==e.inputType&&t.observer.editContext){let n=null===(i=e.dataTransfer)||void 0===i?void 0:i.getData("text/plain"),o=e.getTargetRanges();if(n&&o.length){let e=o[0],i=t.posAtDOM(e.startContainer,e.startOffset),s=t.posAtDOM(e.endContainer,e.endOffset);return Di(t,{from:i,to:s,insert:t.state.toText(n)},null),!0}}let o;if(ae.chrome&&ae.android&&(o=Ni.find((t=>t.inputType==e.inputType)))&&(t.observer.delayAndroidKey(o.key,o.keyCode),"Backspace"==o.key||"Delete"==o.key)){let e=(null===(n=window.visualViewport)||void 0===n?void 0:n.height)||0;setTimeout((()=>{var i;((null===(i=window.visualViewport)||void 0===i?void 0:i.height)||0)>e+10&&t.hasFocus&&(t.contentDOM.blur(),t.focus())}),100)}return ae.ios&&"deleteContentForward"==e.inputType&&t.observer.flushSoon(),ae.safari&&"insertText"==e.inputType&&t.inputState.composing>=0&&setTimeout((()=>Qi.compositionend(t,e)),20),!1};const on=new Set;const sn=["pre-wrap","normal","pre-line","break-spaces"];let rn=!1;function ln(){rn=!1}class HeightOracle{constructor(t){this.lineWrapping=t,this.doc=Text.empty,this.heightSamples={},this.lineHeight=14,this.charWidth=7,this.textHeight=14,this.lineLength=30}heightForGap(t,e){let i=this.doc.lineAt(e).number-this.doc.lineAt(t).number+1;return this.lineWrapping&&(i+=Math.max(0,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}mustRefreshForWrapping(t){return sn.indexOf(t)>-1!=this.lineWrapping}mustRefreshForHeights(t){let e=!1;for(let i=0;i-1,l=Math.round(e)!=Math.round(this.lineHeight)||this.lineWrapping!=r;if(this.lineWrapping=r,this.lineHeight=e,this.charWidth=i,this.textHeight=n,this.lineLength=o,l){this.heightSamples={};for(let t=0;t0}set outdated(t){this.flags=(t?2:0)|-3&this.flags}setHeight(t){this.height!=t&&(Math.abs(this.height-t)>hn&&(rn=!0),this.height=t)}replace(t,e,i){return HeightMap.of(i)}decomposeLeft(t,e){e.push(this)}decomposeRight(t,e){e.push(this)}applyChanges(t,e,i,n){let o=this,s=i.doc;for(let r=n.length-1;r>=0;r--){let{fromA:l,toA:a,fromB:h,toB:c}=n[r],d=o.lineAt(l,an.ByPosNoHeight,i.setDoc(e),0,0),u=d.to>=a?d:o.lineAt(a,an.ByPosNoHeight,i,0,0);for(c+=u.to-a,a=u.to;r>0&&d.from<=n[r-1].toA;)l=n[r-1].fromA,h=n[r-1].fromB,r--,l2*o){let o=t[e-1];o.break?t.splice(--e,1,o.left,null,o.right):t.splice(--e,1,o.left,o.right),i+=1+o.break,n-=o.size}else{if(!(o>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,o-=e.size}}else if(n=o&&s(this.blockAt(0,i,n,o))}updateHeight(t,e=0,i=!1,n){return n&&n.from<=e&&n.more&&this.setHeight(n.heights[n.index++]),this.outdated=!1,this}toString(){return`block(${this.length})`}}class HeightMapText extends HeightMapBlock{constructor(t,e){super(t,e,null),this.collapsed=0,this.widgetHeight=0,this.breaks=0}blockAt(t,e,i,n){return new BlockInfo(n,this.length,i,this.height,this.breaks)}replace(t,e,i){let n=i[0];return 1==i.length&&(n instanceof HeightMapText||n instanceof HeightMapGap&&4&n.flags)&&Math.abs(this.length-n.length)<10?(n instanceof HeightMapGap?n=new HeightMapText(n.length,this.height):n.height=this.height,this.outdated||(n.outdated=!1),n):HeightMap.of(i)}updateHeight(t,e=0,i=!1,n){return n&&n.from<=e&&n.more?this.setHeight(n.heights[n.index++]):(i||this.outdated)&&this.setHeight(Math.max(this.widgetHeight,t.heightForLine(this.length-this.collapsed))+this.breaks*t.lineHeight),this.outdated=!1,this}toString(){return`line(${this.length}${this.collapsed?-this.collapsed:""}${this.widgetHeight?":"+this.widgetHeight:""})`}}class HeightMapGap extends HeightMap{constructor(t){super(t,0)}heightMetrics(t,e){let i,n=t.doc.lineAt(e).number,o=t.doc.lineAt(e+this.length).number,s=o-n+1,r=0;if(t.lineWrapping){let e=Math.min(this.height,t.lineHeight*s);i=e/s,this.length>s+1&&(r=(this.height-e)/(this.length-s-1))}else i=this.height/s;return{firstLine:n,lastLine:o,perLine:i,perChar:r}}blockAt(t,e,i,n){let{firstLine:o,lastLine:s,perLine:r,perChar:l}=this.heightMetrics(e,n);if(e.lineWrapping){let o=n+(t0){let t=i[i.length-1];t instanceof HeightMapGap?i[i.length-1]=new HeightMapGap(t.length+n):i.push(null,new HeightMapGap(n-1))}if(t>0){let e=i[0];e instanceof HeightMapGap?i[0]=new HeightMapGap(t+e.length):i.unshift(new HeightMapGap(t-1),null)}return HeightMap.of(i)}decomposeLeft(t,e){e.push(new HeightMapGap(t-1),null)}decomposeRight(t,e){e.push(null,new HeightMapGap(this.length-t-1))}updateHeight(t,e=0,i=!1,n){let o=e+this.length;if(n&&n.from<=e+this.length&&n.more){let i=[],s=Math.max(e,n.from),r=-1;for(n.from>e&&i.push(new HeightMapGap(n.from-e-1).updateHeight(t,e));s<=o&&n.more;){let e=t.doc.lineAt(s).length;i.length&&i.push(null);let o=n.heights[n.index++];-1==r?r=o:Math.abs(o-r)>=hn&&(r=-2);let l=new HeightMapText(e,o);l.outdated=!1,i.push(l),s+=e+1}s<=o&&i.push(null,new HeightMapGap(o-s).updateHeight(t,s));let l=HeightMap.of(i);return(r<0||Math.abs(l.height-this.height)>=hn||Math.abs(r-this.heightMetrics(t,e).perLine)>=hn)&&(rn=!0),cn(this,l)}return(i||this.outdated)&&(this.setHeight(t.heightForGap(e,e+this.length)),this.outdated=!1),this}toString(){return`gap(${this.length})`}}class HeightMapBranch extends HeightMap{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 o=i+this.left.height;return tr))return a;let h=e==an.ByPosNoHeight?an.ByPosNoHeight:an.ByPos;return l?a.join(this.right.lineAt(r,h,i,s,r)):this.left.lineAt(r,h,i,n,o).join(a)}forEachLine(t,e,i,n,o,s){let r=n+this.left.height,l=o+this.left.length+this.break;if(this.break)t=l&&this.right.forEachLine(t,e,i,r,l,s);else{let a=this.lineAt(l,an.ByPos,i,n,o);t=t&&a.from<=e&&s(a),e>a.to&&this.right.forEachLine(a.to+1,e,i,r,l,s)}}replace(t,e,i){let n=this.left.length+this.break;if(ethis.left.length)return this.balanced(this.left,this.right.replace(t-n,e-n,i));let o=[];t>0&&this.decomposeLeft(t,o);let s=o.length;for(let t of i)o.push(t);if(t>0&&dn(o,s-1),e=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);t2*e.size||e.size>2*t.size?HeightMap.of(this.break?[t,null,e]:[t,e]):(this.left=cn(this.left,t),this.right=cn(this.right,e),this.setHeight(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:o,right:s}=this,r=e+o.length+this.break,l=null;return n&&n.from<=e+o.length&&n.more?l=o=o.updateHeight(t,e,i,n):o.updateHeight(t,e,i),n&&n.from<=r+s.length&&n.more?l=s=s.updateHeight(t,r,i,n):s.updateHeight(t,r,i),l?this.balanced(o,s):(this.height=this.left.height+this.right.height,this.outdated=!1,this)}toString(){return this.left+(this.break?" ":"-")+this.right}}function dn(t,e){let i,n;null==t[e]&&(i=t[e-1])instanceof HeightMapGap&&(n=t[e+1])instanceof HeightMapGap&&t.splice(e-1,3,new HeightMapGap(i.length+1+n.length))}class NodeBuilder{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 HeightMapText?i.length+=t-this.pos:(t>this.pos||!this.isCovered)&&this.nodes.push(new HeightMapText(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=5)&&this.addLineDeco(n,o,s)}else e>t&&this.span(t,e);this.lineEnd>-1&&this.lineEnd-1)return;let{from:t,to:e}=this.oracle.doc.lineAt(this.pos);this.lineStart=t,this.lineEnd=e,this.writtenTot&&this.nodes.push(new HeightMapText(this.pos-t,-1)),this.writtenTo=this.pos}blankContent(t,e){let i=new HeightMapGap(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 HeightMapText)return t;let e=new HeightMapText(0,-1);return this.nodes.push(e),e}addBlock(t){this.enterLine();let e=t.deco;e&&e.startSide>0&&!this.isCovered&&this.ensureLine(),this.nodes.push(t),this.writtenTo=this.pos=this.pos+t.length,e&&e.endSide>0&&(this.covering=t)}addLineDeco(t,e,i){let n=this.ensureLine();n.length+=i,n.collapsed+=i,n.widgetHeight=Math.max(n.widgetHeight,t),n.breaks+=e,this.writtenTo=this.pos=this.pos+i}finish(t){let e=0==this.nodes.length?null:this.nodes[this.nodes.length-1];!(this.lineStart>-1)||e instanceof HeightMapText||this.isCovered?(this.writtenToi.clientHeight||i.scrollWidth>i.clientWidth)&&"visible"!=n.overflow){let n=i.getBoundingClientRect();s=Math.max(s,n.left),r=Math.min(r,n.right),l=Math.max(l,n.top),a=Math.min(e==t.parentNode?o.innerHeight:a,n.bottom)}e="absolute"==n.position||"fixed"==n.position?i.offsetParent:i.parentNode}else{if(11!=e.nodeType)break;e=e.host}return{left:s-i.left,right:Math.max(s,r)-i.left,top:l-(i.top+e),bottom:Math.max(l,a)-(i.top+e)}}function fn(t,e){let i=t.getBoundingClientRect();return{left:0,right:i.right-i.left,top:e,bottom:i.bottom-(i.top+e)}}class LineGap{constructor(t,e,i,n){this.from=t,this.to=e,this.size=i,this.displaySize=n}static same(t,e){if(t.length!=e.length)return!1;for(let i=0;i"function"!=typeof t&&"cm-lineWrapping"==t.class));this.heightOracle=new HeightOracle(e),this.stateDeco=t.facet(si).filter((t=>"function"!=typeof t)),this.heightMap=HeightMap.empty().applyChanges(this.stateDeco,Text.empty,this.heightOracle.setDoc(t.doc),[new ChangedRange(0,0,0,t.doc.length)]);for(let t=0;t<2&&(this.viewport=this.getViewport(0,null),this.updateForViewport());t++);this.updateViewportLines(),this.lineGaps=this.ensureLineGaps([]),this.lineGapDeco=Decoration.set(this.lineGaps.map((t=>t.draw(this,!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.lineBlockAt(n);t.push(new Viewport(e,i))}}return this.viewports=t.sort(((t,e)=>t.from-e.from)),this.updateScaler()}updateScaler(){let t=this.scaler;return this.scaler=this.heightMap.height<=7e6?mn:new BigScaler(this.heightOracle,this.heightMap,this.viewports),t.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,(t=>{this.viewportLines.push(wn(t,this.scaler))}))}update(t,e=null){this.state=t.state;let i=this.stateDeco;this.stateDeco=this.state.facet(si).filter((t=>"function"!=typeof t));let n=t.changedRanges,o=ChangedRange.extendWithRanges(n,function(t,e,i){let n=new DecorationComparator;return RangeSet.compare(t,e,i,n,0),n.changes}(i,this.stateDeco,t?t.changes:ChangeSet.empty(this.state.doc.length))),s=this.heightMap.height,r=this.scrolledToBottom?null:this.scrollAnchorAt(this.scrollTop);ln(),this.heightMap=this.heightMap.applyChanges(this.stateDeco,t.startState.doc,this.heightOracle.setDoc(this.state.doc),o),(this.heightMap.height!=s||rn)&&(t.flags|=2),r?(this.scrollAnchorPos=t.changes.mapPos(r.from,-1),this.scrollAnchorHeight=r.top):(this.scrollAnchorPos=-1,this.scrollAnchorHeight=this.heightMap.height);let l=o.length?this.mapViewport(this.viewport,t.changes):this.viewport;(e&&(e.range.headl.to)||!this.viewportIsAppropriate(l))&&(l=this.getViewport(0,e));let a=l.from!=this.viewport.from||l.to!=this.viewport.to;this.viewport=l,t.flags|=this.updateForViewport(),(a||!t.changes.empty||2&t.flags)&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(this.mapLineGaps(this.lineGaps,t.changes))),t.flags|=this.computeVisibleRanges(t.changes),e&&(this.scrollTarget=e),!this.mustEnforceCursorAssoc&&t.selectionSet&&t.view.lineWrapping&&t.state.selection.main.empty&&t.state.selection.main.assoc&&!t.state.facet(je)&&(this.mustEnforceCursorAssoc=!0)}measure(t){let e=t.contentDOM,i=window.getComputedStyle(e),n=this.heightOracle,o=i.whiteSpace;this.defaultTextDirection="rtl"==i.direction?Se.RTL:Se.LTR;let s=this.heightOracle.mustRefreshForWrapping(o),r=e.getBoundingClientRect(),l=s||this.mustMeasureContent||this.contentDOMHeight!=r.height;this.contentDOMHeight=r.height,this.mustMeasureContent=!1;let a=0,h=0;if(r.width&&r.height){let{scaleX:t,scaleY:i}=It(e,r);(t>.005&&Math.abs(this.scaleX-t)>.005||i>.005&&Math.abs(this.scaleY-i)>.005)&&(this.scaleX=t,this.scaleY=i,a|=16,s=l=!0)}let c=(parseInt(i.paddingTop)||0)*this.scaleY,d=(parseInt(i.paddingBottom)||0)*this.scaleY;this.paddingTop==c&&this.paddingBottom==d||(this.paddingTop=c,this.paddingBottom=d,a|=18),this.editorWidth!=t.scrollDOM.clientWidth&&(n.lineWrapping&&(l=!0),this.editorWidth=t.scrollDOM.clientWidth,a|=16);let u=t.scrollDOM.scrollTop*this.scaleY;this.scrollTop!=u&&(this.scrollAnchorHeight=-1,this.scrollTop=u),this.scrolledToBottom=qt(t.scrollDOM);let f=(this.printing?fn:un)(e,this.paddingTop),p=f.top-this.pixelViewport.top,g=f.bottom-this.pixelViewport.bottom;this.pixelViewport=f;let m=this.pixelViewport.bottom>this.pixelViewport.top&&this.pixelViewport.right>this.pixelViewport.left;if(m!=this.inView&&(this.inView=m,m&&(l=!0)),!this.inView&&!this.scrollTarget&&!function(t){let e=t.getBoundingClientRect(),i=t.ownerDocument.defaultView||window;return e.left0&&e.top0}(t.dom))return 0;let w=r.width;if(this.contentDOMWidth==w&&this.editorHeight==t.scrollDOM.clientHeight||(this.contentDOMWidth=r.width,this.editorHeight=t.scrollDOM.clientHeight,a|=16),l){let e=t.docView.measureVisibleLineHeights(this.viewport);if(n.mustRefreshForHeights(e)&&(s=!0),s||n.lineWrapping&&Math.abs(w-this.contentDOMWidth)>n.charWidth){let{lineHeight:i,charWidth:r,textHeight:l}=t.docView.measureTextSize();s=i>0&&n.refresh(o,i,r,l,w/r,e),s&&(t.docView.minWidth=0,a|=16)}p>0&&g>0?h=Math.max(p,g):p<0&&g<0&&(h=Math.min(p,g)),ln();for(let i of this.viewports){let o=i.from==this.viewport.from?e:t.docView.measureVisibleLineHeights(i);this.heightMap=(s?HeightMap.empty().applyChanges(this.stateDeco,Text.empty,this.heightOracle,[new ChangedRange(0,0,0,t.state.doc.length)]):this.heightMap).updateHeight(n,0,s,new MeasuredHeights(i.from,o))}rn&&(a|=2)}let v=!this.viewportIsAppropriate(this.viewport,h)||this.scrollTarget&&(this.scrollTarget.range.headthis.viewport.to);return v&&(2&a&&(a|=this.updateScaler()),this.viewport=this.getViewport(h,this.scrollTarget),a|=this.updateForViewport()),(2&a||v)&&this.updateViewportLines(),(this.lineGaps.length||this.viewport.to-this.viewport.from>4e3)&&this.updateLineGaps(this.ensureLineGaps(s?[]:this.lineGaps,t)),a|=this.computeVisibleRanges(),this.mustEnforceCursorAssoc&&(this.mustEnforceCursorAssoc=!1,t.docView.enforceCursorAssoc()),a}get visibleTop(){return this.scaler.fromDOM(this.pixelViewport.top)}get visibleBottom(){return this.scaler.fromDOM(this.pixelViewport.bottom)}getViewport(t,e){let i=.5-Math.max(-.5,Math.min(.5,t/1e3/2)),n=this.heightMap,o=this.heightOracle,{visibleTop:s,visibleBottom:r}=this,l=new Viewport(n.lineAt(s-1e3*i,an.ByHeight,o,0,0).from,n.lineAt(r+1e3*(1-i),an.ByHeight,o,0,0).to);if(e){let{head:t}=e.range;if(tl.to){let i,s=Math.min(this.editorHeight,this.pixelViewport.bottom-this.pixelViewport.top),r=n.lineAt(t,an.ByPos,o,0,0);i="center"==e.y?(r.top+r.bottom)/2-s/2:"start"==e.y||"nearest"==e.y&&t=r+Math.max(10,Math.min(i,250)))&&n>s-2e3&&o>1,s=n<<1;if(this.defaultTextDirection!=Se.LTR&&!i)return[];let r=[],l=(n,s,a,h)=>{if(s-nn&&tt.from>=a.from&&t.to<=a.to&&Math.abs(t.from-n)t.frome))));if(!u){if(st.from<=s&&t.to>=s))){let t=e.moveToLineBoundary(EditorSelection.cursor(s),!1,!0).head;t>n&&(s=t)}let t=this.gapSize(a,n,s,h);u=new LineGap(n,s,t,i||t<2e6?t:2e6)}r.push(u)},a=e=>{if(e.lengtho&&(n.push({from:o,to:t}),s+=t-o),o=e}},20),o2e6)for(let i of t)i.from>=e.from&&i.frome.from&&l(e.from,r,e,o),at.draw(this,this.heightOracle.lineWrapping)))))}computeVisibleRanges(t){let e=this.stateDeco;this.lineGaps.length&&(e=e.concat(this.lineGapDeco));let i=[];RangeSet.spans(e,this.viewport.from,this.viewport.to,{span(t,e){i.push({from:t,to:e})},point(){}},20);let n=0;if(i.length!=this.visibleRanges.length)n=12;else for(let e=0;e=this.viewport.from&&t<=this.viewport.to&&this.viewportLines.find((e=>e.from<=t&&e.to>=t))||wn(this.heightMap.lineAt(t,an.ByPos,this.heightOracle,0,0),this.scaler)}lineBlockAtHeight(t){return t>=this.viewportLines[0].top&&t<=this.viewportLines[this.viewportLines.length-1].bottom&&this.viewportLines.find((e=>e.top<=t&&e.bottom>=t))||wn(this.heightMap.lineAt(this.scaler.fromDOM(t),an.ByHeight,this.heightOracle,0,0),this.scaler)}scrollAnchorAt(t){let e=this.lineBlockAtHeight(t+8);return e.from>=this.viewport.from||this.viewportLines[0].top-t>200?e:this.viewportLines[0]}elementAtHeight(t){return wn(this.heightMap.blockAt(this.scaler.fromDOM(t),this.heightOracle,0,0),this.scaler)}get docHeight(){return this.scaler.toDOM(this.heightMap.height)}get contentHeight(){return this.docHeight+this.paddingTop+this.paddingBottom}}class Viewport{constructor(t,e){this.from=t,this.to=e}}function pn({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:o}=e[t],s=o-i;if(n<=s)return i+n;n-=s}}function gn(t,e){let i=0;for(let{from:n,to:o}of t.ranges){if(e<=o){i+=e-n;break}i+=o-n}return i/t.total}const mn={toDOM:t=>t,fromDOM:t=>t,scale:1,eq(t){return t==this}};class BigScaler{constructor(t,e,i){let n=0,o=0,s=0;this.viewports=i.map((({from:i,to:o})=>{let s=e.lineAt(i,an.ByPos,t,0,0).top,r=e.lineAt(o,an.ByPos,t,0,0).bottom;return n+=r-s,{from:i,to:o,top:s,bottom:r,domTop:0,domBottom:0}})),this.scale=(7e6-n)/(e.height-n);for(let t of this.viewports)t.domTop=s+(t.top-o)*this.scale,s=t.domBottom=t.domTop+(t.bottom-t.top),o=t.bottom}toDOM(t){for(let e=0,i=0,n=0;;e++){let o=ee.from==t.viewports[i].from&&e.to==t.viewports[i].to)))}}function wn(t,e){if(1==e.scale)return t;let i=e.toDOM(t.top),n=e.toDOM(t.bottom);return new BlockInfo(t.from,t.length,i,n-i,Array.isArray(t._content)?t._content.map((t=>wn(t,e))):t._content)}const vn=Facet.define({combine:t=>t.join(" ")}),bn=Facet.define({combine:t=>t.indexOf(!0)>-1}),yn=StyleModule.newName(),Sn=StyleModule.newName(),xn=StyleModule.newName(),kn={"&light":"."+Sn,"&dark":"."+xn};function On(t,e,i){return new StyleModule(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 Cn=On("."+yn,{"&":{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,overflowAnchor:"none"},".cm-content":{margin:0,flexGrow:2,flexShrink:0,display:"block",whiteSpace:"pre",wordWrap:"normal",boxSizing:"border-box",minHeight:"100%",padding:"4px 0",outline:"none","&[contenteditable=true]":{WebkitUserModify:"read-write-plaintext-only"}},".cm-lineWrapping":{whiteSpace_fallback:"pre-wrap",whiteSpace:"break-spaces",wordBreak:"break-word",overflowWrap:"anywhere",flexShrink:1},"&light .cm-content":{caretColor:"black"},"&dark .cm-content":{caretColor:"white"},".cm-line":{display:"block",padding:"0 2px 0 6px"},".cm-layer":{position:"absolute",left:0,top:0,contain:"size style","& > *":{position:"absolute"}},"&light .cm-selectionBackground":{background:"#d9d9d9"},"&dark .cm-selectionBackground":{background:"#222"},"&light.cm-focused > .cm-scroller > .cm-selectionLayer .cm-selectionBackground":{background:"#d7d4f0"},"&dark.cm-focused > .cm-scroller > .cm-selectionLayer .cm-selectionBackground":{background:"#233"},".cm-cursorLayer":{pointerEvents:"none"},"&.cm-focused > .cm-scroller > .cm-cursorLayer":{animation:"steps(1) cm-blink 1.2s infinite"},"@keyframes cm-blink":{"0%":{},"50%":{opacity:0},"100%":{}},"@keyframes cm-blink2":{"0%":{},"50%":{opacity:0},"100%":{}},".cm-cursor, .cm-dropCursor":{borderLeft:"1.2px solid black",marginLeft:"-0.6px",pointerEvents:"none"},".cm-cursor":{display:"none"},"&dark .cm-cursor":{borderLeftColor:"#ddd"},".cm-dropCursor":{position:"absolute"},"&.cm-focused > .cm-scroller > .cm-cursorLayer .cm-cursor":{display:"block"},".cm-iso":{unicodeBidi:"isolate"},".cm-announced":{position:"fixed",top:"-10000px"},"@media print":{".cm-announced":{display:"none"}},"&light .cm-activeLine":{backgroundColor:"#cceeff44"},"&dark .cm-activeLine":{backgroundColor:"#99eeff33"},"&light .cm-specialChar":{color:"red"},"&dark .cm-specialChar":{color:"#f78"},".cm-gutters":{flexShrink:0,display:"flex",height:"100%",boxSizing:"border-box",insetInlineStart:0,zIndex:200},"&light .cm-gutters":{backgroundColor:"#f5f5f5",color:"#6c6c6c",borderRight:"1px solid #ddd"},"&dark .cm-gutters":{backgroundColor:"#333338",color:"#ccc"},".cm-gutter":{display:"flex !important",flexDirection:"column",flexShrink:0,boxSizing:"border-box",minHeight:"100%",overflow:"hidden"},".cm-gutterElement":{boxSizing:"border-box"},".cm-lineNumbers .cm-gutterElement":{padding:"0 3px 0 5px",minWidth:"20px",textAlign:"right",whiteSpace:"nowrap"},"&light .cm-activeLineGutter":{backgroundColor:"#e2f2ff"},"&dark .cm-activeLineGutter":{backgroundColor:"#222227"},".cm-panels":{boxSizing:"border-box",position:"sticky",left:0,right:0,zIndex:300},"&light .cm-panels":{backgroundColor:"#f5f5f5",color:"black"},"&light .cm-panels-top":{borderBottom:"1px solid #ddd"},"&light .cm-panels-bottom":{borderTop:"1px solid #ddd"},"&dark .cm-panels":{backgroundColor:"#333338",color:"white"},".cm-tab":{display:"inline-block",overflow:"hidden",verticalAlign:"bottom"},".cm-widgetBuffer":{verticalAlign:"text-top",height:"1em",width:0,display:"inline"},".cm-placeholder":{color:"#888",display:"inline-block",verticalAlign:"top"},".cm-highlightSpace":{backgroundImage:"radial-gradient(circle at 50% 55%, #aaa 20%, transparent 5%)",backgroundPosition:"center"},".cm-highlightTab":{backgroundImage:'url(\'data:image/svg+xml,\')',backgroundSize:"auto 100%",backgroundPosition:"right 90%",backgroundRepeat:"no-repeat"},".cm-trailingSpace":{backgroundColor:"#ff332255"},".cm-button":{verticalAlign:"middle",color:"inherit",fontSize:"70%",padding:".2em 1em",borderRadius:"1px"},"&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"}},kn),Mn={childList:!0,characterData:!0,subtree:!0,attributes:!0,characterDataOldValue:!0},Tn=ae.ie&&ae.ie_version<=11;class DOMObserver{constructor(t){this.view=t,this.active=!1,this.editContext=null,this.selectionRange=new DOMSelectionState,this.selectionChanged=!1,this.delayedFlush=-1,this.resizeTimeout=-1,this.queue=[],this.delayedAndroidKey=null,this.flushingAndroidKey=-1,this.lastChange=0,this.scrollTargets=[],this.intersection=null,this.resizeScroll=null,this.intersecting=!1,this.gapIntersection=null,this.gaps=[],this.printQuery=null,this.parentCheck=-1,this.dom=t.contentDOM,this.observer=new MutationObserver((e=>{for(let t of e)this.queue.push(t);(ae.ie&&ae.ie_version<=11||ae.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()})),!window.EditContext||!1===t.constructor.EDIT_CONTEXT||ae.chrome&&ae.chrome_version<126||(this.editContext=new EditContextManager(t),t.state.facet(ti)&&(t.contentDOM.editContext=this.editContext.editContext)),Tn&&(this.onCharData=t=>{this.queue.push({target:t.target,type:"characterData",oldValue:t.prevValue}),this.flushSoon()}),this.onSelectionChange=this.onSelectionChange.bind(this),this.onResize=this.onResize.bind(this),this.onPrint=this.onPrint.bind(this),this.onScroll=this.onScroll.bind(this),window.matchMedia&&(this.printQuery=window.matchMedia("print")),"function"==typeof ResizeObserver&&(this.resizeScroll=new ResizeObserver((()=>{var t;(null===(t=this.view.docView)||void 0===t?void 0:t.lastUpdate){this.parentCheck<0&&(this.parentCheck=setTimeout(this.listenForScroll.bind(this),1e3)),t.length>0&&t[t.length-1].intersectionRatio>0!=this.intersecting&&(this.intersecting=!this.intersecting,this.intersecting!=this.view.inView&&this.onScrollChanged(document.createEvent("Event")))}),{threshold:[0,.001]}),this.intersection.observe(this.dom),this.gapIntersection=new IntersectionObserver((t=>{t.length>0&&t[t.length-1].intersectionRatio>0&&this.onScrollChanged(document.createEvent("Event"))}),{})),this.listenForScroll(),this.readSelectionRange()}onScrollChanged(t){this.view.inputState.runHandlers("scroll",t),this.intersecting&&this.view.measure()}onScroll(t){this.intersecting&&this.flush(!1),this.editContext&&this.view.requestMeasure(this.editContext.measureReq),this.onScrollChanged(t)}onResize(){this.resizeTimeout<0&&(this.resizeTimeout=setTimeout((()=>{this.resizeTimeout=-1,this.view.requestMeasure()}),50))}onPrint(t){("change"!=t.type&&t.type||t.matches)&&(this.view.viewState.printing=!0,this.view.measure(),setTimeout((()=>{this.view.viewState.printing=!1,this.view.requestMeasure()}),500))}updateGaps(t){if(this.gapIntersection&&(t.length!=this.gaps.length||this.gaps.some(((e,i)=>e!=t[i])))){this.gapIntersection.disconnect();for(let e of t)this.gapIntersection.observe(e);this.gaps=t}}onSelectionChange(t){let e=this.selectionChanged;if(!this.readSelectionRange()||this.delayedAndroidKey)return;let{view:i}=this,n=this.selectionRange;if(i.state.facet(ti)?i.root.activeElement!=this.dom:!At(this.dom,n))return;let o=n.anchorNode&&i.docView.nearest(n.anchorNode);o&&o.ignoreEvent(t)?e||(this.selectionChanged=!1):(ae.ie&&ae.ie_version<=11||ae.android&&ae.chrome)&&!i.state.selection.main.empty&&n.focusNode&&Pt(n.focusNode,n.focusOffset,n.anchorNode,n.anchorOffset)?this.flushSoon():this.flush(!1)}readSelectionRange(){let{view:t}=this,e=Mt(t.root);if(!e)return!1;let i=ae.safari&&11==t.root.nodeType&&t.root.activeElement==this.dom&&function(t,e){if(e.getComposedRanges){let i=e.getComposedRanges(t.root)[0];if(i)return En(t,i)}let i=null;function n(t){t.preventDefault(),t.stopImmediatePropagation(),i=t.getTargetRanges()[0]}return t.contentDOM.addEventListener("beforeinput",n,!0),t.dom.ownerDocument.execCommand("indent"),t.contentDOM.removeEventListener("beforeinput",n,!0),i?En(t,i):null}(this.view,e)||e;if(!i||this.selectionRange.eq(i))return!1;let n=At(this.dom,i);return n&&!this.selectionChanged&&t.inputState.lastFocusTime>Date.now()-200&&t.inputState.lastTouchTime{let t=this.delayedAndroidKey;if(t){this.clearDelayedAndroidKey(),this.view.inputState.lastKeyCode=t.keyCode,this.view.inputState.lastKeyTime=Date.now(),!this.flush()&&t.force&&Ht(this.dom,t.key,t.keyCode)}};this.flushingAndroidKey=this.view.win.requestAnimationFrame(t)}this.delayedAndroidKey&&"Enter"!=t||(this.delayedAndroidKey={key:t,keyCode:e,force:this.lastChange{this.delayedFlush=-1,this.flush()})))}forceFlush(){this.delayedFlush>=0&&(this.view.win.cancelAnimationFrame(this.delayedFlush),this.delayedFlush=-1),this.flush()}pendingRecords(){for(let t of this.observer.takeRecords())this.queue.push(t);return this.queue}processRecords(){let t=this.pendingRecords();t.length&&(this.queue=[]);let e=-1,i=-1,n=!1;for(let o of t){let t=this.readMutation(o);t&&(t.typeOver&&(n=!0),-1==e?({from:e,to:i}=t):(e=Math.min(t.from,e),i=Math.max(t.to,i)))}return{from:e,to:i,typeOver:n}}readChange(){let{from:t,to:e,typeOver:i}=this.processRecords(),n=this.selectionChanged&&At(this.dom,this.selectionRange);if(t<0&&!n)return null;t>-1&&(this.lastChange=Date.now()),this.view.inputState.lastFocusTime=0,this.selectionChanged=!1;let o=new DOMChange(this.view,t,e,i);return this.view.docView.domChanged={newSel:o.newSel?o.newSel.main:null},o}flush(t=!0){if(this.delayedFlush>=0||this.delayedAndroidKey)return!1;t&&this.readSelectionRange();let e=this.readChange();if(!e)return this.view.requestMeasure(),!1;let i=this.view.state,n=Pi(this.view,e);return this.view.state==i&&(e.domChanged||e.newSel&&!e.newSel.main.eq(this.view.state.selection.main))&&this.view.update([]),n}readMutation(t){let e=this.view.docView.nearest(t.target);if(!e||e.ignoreMutation(t))return null;if(e.markDirty("attributes"==t.type),"attributes"==t.type&&(e.flags|=4),"childList"==t.type){let i=An(e,t.previousSibling||t.target.previousSibling,-1),n=An(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"characterData"==t.type?{from:e.posAtStart,to:e.posAtEnd,typeOver:t.target.nodeValue==t.oldValue}:null}setWindow(t){t!=this.win&&(this.removeWindowListeners(this.win),this.win=t,this.addWindowListeners(this.win))}addWindowListeners(t){t.addEventListener("resize",this.onResize),this.printQuery?this.printQuery.addEventListener?this.printQuery.addEventListener("change",this.onPrint):this.printQuery.addListener(this.onPrint):t.addEventListener("beforeprint",this.onPrint),t.addEventListener("scroll",this.onScroll),t.document.addEventListener("selectionchange",this.onSelectionChange)}removeWindowListeners(t){t.removeEventListener("scroll",this.onScroll),t.removeEventListener("resize",this.onResize),this.printQuery?this.printQuery.removeEventListener?this.printQuery.removeEventListener("change",this.onPrint):this.printQuery.removeListener(this.onPrint):t.removeEventListener("beforeprint",this.onPrint),t.document.removeEventListener("selectionchange",this.onSelectionChange)}update(t){this.editContext&&(this.editContext.update(t),t.startState.facet(ti)!=t.state.facet(ti)&&(t.view.contentDOM.editContext=t.state.facet(ti)?this.editContext.editContext:null))}destroy(){var t,e,i;this.stop(),null===(t=this.intersection)||void 0===t||t.disconnect(),null===(e=this.gapIntersection)||void 0===e||e.disconnect(),null===(i=this.resizeScroll)||void 0===i||i.disconnect();for(let t of this.scrollTargets)t.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 An(t,e,i){for(;e;){let n=ContentView.get(e);if(n&&n.parent==t)return n;let o=e.parentNode;e=o!=t.dom?o:i>0?e.nextSibling:e.previousSibling}return null}function En(t,e){let i=e.startContainer,n=e.startOffset,o=e.endContainer,s=e.endOffset,r=t.docView.domAtPos(t.state.selection.main.anchor);return Pt(r.node,r.offset,o,s)&&([i,n,o,s]=[o,s,i,n]),{anchorNode:i,anchorOffset:n,focusNode:o,focusOffset:s}}class EditContextManager{constructor(t){this.from=0,this.to=0,this.pendingContextChange=null,this.handlers=Object.create(null),this.composing=null,this.resetRange(t.state);let e=this.editContext=new window.EditContext({text:t.state.doc.sliceString(this.from,this.to),selectionStart:this.toContextPos(Math.max(this.from,Math.min(this.to,t.state.selection.main.anchor))),selectionEnd:this.toContextPos(t.state.selection.main.head)});this.handlers.textupdate=e=>{let i=t.state.selection.main,{anchor:n,head:o}=i,s=this.toEditorPos(e.updateRangeStart),r=this.toEditorPos(e.updateRangeEnd);t.inputState.composing>=0&&!this.composing&&(this.composing={contextBase:e.updateRangeStart,editorBase:s,drifted:!1});let l={from:s,to:r,insert:Text.of(e.text.split("\n"))};if(l.from==this.from&&nthis.to&&(l.to=n),l.from!=l.to||l.insert.length){if((ae.mac||ae.android)&&l.from==o-1&&/^\. ?$/.test(e.text)&&"off"==t.contentDOM.getAttribute("autocorrect")&&(l={from:s,to:r,insert:Text.of([e.text.replace("."," ")])}),this.pendingContextChange=l,!t.state.readOnly){let i=this.to-this.from+(l.to-l.from+l.insert.length);Di(t,l,EditorSelection.single(this.toEditorPos(e.selectionStart,i),this.toEditorPos(e.selectionEnd,i)))}this.pendingContextChange&&(this.revertPending(t.state),this.setSelection(t.state))}else{let n=EditorSelection.single(this.toEditorPos(e.selectionStart),this.toEditorPos(e.selectionEnd));n.main.eq(i)||t.dispatch({selection:n,userEvent:"select"})}},this.handlers.characterboundsupdate=i=>{let n=[],o=null;for(let e=this.toEditorPos(i.rangeStart),s=this.toEditorPos(i.rangeEnd);e{let i=[];for(let t of e.getTextFormats()){let e=t.underlineStyle,n=t.underlineThickness;if("None"!=e&&"None"!=n){let o=this.toEditorPos(t.rangeStart),s=this.toEditorPos(t.rangeEnd);if(o{t.inputState.composing<0&&(t.inputState.composing=0,t.inputState.compositionFirstChange=!0)},this.handlers.compositionend=()=>{if(t.inputState.composing=-1,t.inputState.compositionFirstChange=null,this.composing){let{drifted:e}=this.composing;this.composing=null,e&&this.reset(t.state)}};for(let t in this.handlers)e.addEventListener(t,this.handlers[t]);this.measureReq={read:t=>{this.editContext.updateControlBounds(t.contentDOM.getBoundingClientRect());let e=Mt(t.root);e&&e.rangeCount&&this.editContext.updateSelectionBounds(e.getRangeAt(0).getBoundingClientRect())}}}applyEdits(t){let e=0,i=!1,n=this.pendingContextChange;return t.changes.iterChanges(((o,s,r,l,a)=>{if(i)return;let h=a.length-(s-o);if(n&&s>=n.to){if(n.from==o&&n.to==s&&n.insert.eq(a))return n=this.pendingContextChange=null,e+=h,void(this.to+=h);n=null,this.revertPending(t.state)}if(o+=e,(s+=e)<=this.from)this.from+=h,this.to+=h;else if(othis.to||this.to-this.from+a.length>3e4)return void(i=!0);this.editContext.updateText(this.toContextPos(o),this.toContextPos(s),a.toString()),this.to+=h}e+=h})),n&&!i&&this.revertPending(t.state),!i}update(t){let e=this.pendingContextChange;this.composing&&(this.composing.drifted||t.transactions.some((t=>!t.isUserEvent("input.type")&&t.changes.touchesRange(this.from,this.to))))?(this.composing.drifted=!0,this.composing.editorBase=t.changes.mapPos(this.composing.editorBase)):this.applyEdits(t)&&this.rangeIsValid(t.state)?(t.docChanged||t.selectionSet||e)&&this.setSelection(t.state):(this.pendingContextChange=null,this.reset(t.state)),(t.geometryChanged||t.docChanged||t.selectionSet)&&t.view.requestMeasure(this.measureReq)}resetRange(t){let{head:e}=t.selection.main;this.from=Math.max(0,e-1e4),this.to=Math.min(t.doc.length,e+1e4)}reset(t){this.resetRange(t),this.editContext.updateText(0,this.editContext.text.length,t.doc.sliceString(this.from,this.to)),this.setSelection(t)}revertPending(t){let e=this.pendingContextChange;this.pendingContextChange=null,this.editContext.updateText(this.toContextPos(e.from),this.toContextPos(e.from+e.insert.length),t.doc.sliceString(e.from,e.to))}setSelection(t){let{main:e}=t.selection,i=this.toContextPos(Math.max(this.from,Math.min(this.to,e.anchor))),n=this.toContextPos(e.head);this.editContext.selectionStart==i&&this.editContext.selectionEnd==n||this.editContext.updateSelection(i,n)}rangeIsValid(t){let{head:e}=t.selection.main;return!(this.from>0&&e-this.from<500||this.to3e4)}toEditorPos(t,e=this.to-this.from){t=Math.min(t,e);let i=this.composing;return i&&i.drifted?i.editorBase+(t-i.contextBase):t+this.from}toContextPos(t){let e=this.composing;return e&&e.drifted?e.contextBase+(t-e.editorBase):t-this.from}destroy(){for(let t in this.handlers)this.editContext.removeEventListener(t,this.handlers[t])}}class EditorView{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}get compositionStarted(){return this.inputState.composing>=0}get root(){return this._root}get win(){return this.dom.ownerDocument.defaultView||window}constructor(t={}){var e;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),t.parent&&t.parent.appendChild(this.dom);let{dispatch:i}=t;this.dispatchTransactions=t.dispatchTransactions||i&&(t=>t.forEach((t=>i(t,this))))||(t=>this.update(t)),this.dispatch=this.dispatch.bind(this),this._root=t.root||function(t){for(;t;){if(t&&(9==t.nodeType||11==t.nodeType&&t.host))return t;t=t.assignedSlot||t.parentNode}return null}(t.parent)||document,this.viewState=new ViewState(t.state||EditorState.create(t)),t.scrollTo&&t.scrollTo.is(Ke)&&(this.viewState.scrollTarget=t.scrollTo.value.clip(this.viewState.state)),this.plugins=this.state.facet(ii).map((t=>new PluginInstance(t)));for(let t of this.plugins)t.update(this);this.observer=new DOMObserver(this),this.inputState=new InputState(this),this.inputState.ensureHandlers(this.plugins),this.docView=new DocView(this),this.mountStyles(),this.updateAttrs(),this.updateState=0,this.requestMeasure(),(null===(e=document.fonts)||void 0===e?void 0:e.ready)&&document.fonts.ready.then((()=>this.requestMeasure()))}dispatch(...t){let e=1==t.length&&t[0]instanceof Transaction?t:1==t.length&&Array.isArray(t[0])?t[0]:[this.state.update(...t)];this.dispatchTransactions(e,this)}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,n=!1,o=this.state;for(let e of t){if(e.startState!=o)throw new RangeError("Trying to update state with a transaction that doesn't start from the previous state.");o=e.state}if(this.destroyed)return void(this.viewState.state=o);let s=this.hasFocus,r=0,l=null;t.some((t=>t.annotation(tn)))?(this.inputState.notifiedFocused=s,r=1):s!=this.inputState.notifiedFocused&&(this.inputState.notifiedFocused=s,l=en(o,s),l||(r=1));let a=this.observer.delayedAndroidKey,h=null;if(a?(this.observer.clearDelayedAndroidKey(),h=this.observer.readChange(),(h&&!this.state.doc.eq(o.doc)||!this.state.selection.eq(o.selection))&&(h=null)):this.observer.clear(),o.facet(EditorState.phrases)!=this.state.facet(EditorState.phrases))return this.setState(o);e=ViewUpdate.create(this,o,t),e.flags|=r;let c=this.viewState.scrollTarget;try{this.updateState=2;for(let e of t){if(c&&(c=c.map(e.changes)),e.scrollIntoView){let{main:t}=e.state.selection;c=new ScrollTarget(t.empty?t:EditorSelection.cursor(t.head,t.head>t.anchor?-1:1))}for(let t of e.effects)t.is(Ke)&&(c=t.value.clip(this.state))}this.viewState.update(e,c),this.bidiCache=CachedOrder.update(this.bidiCache,e.changes),e.empty||(this.updatePlugins(e),this.inputState.update(e)),i=this.docView.update(e),this.state.facet(ui)!=this.styleModules&&this.mountStyles(),n=this.updateAttrs(),this.showAnnouncements(t),this.docView.updateSelection(i,t.some((t=>t.isUserEvent("select.pointer"))))}finally{this.updateState=0}if(e.startState.facet(vn)!=e.state.facet(vn)&&(this.viewState.mustMeasureContent=!0),(i||n||c||this.viewState.mustEnforceCursorAssoc||this.viewState.mustMeasureContent)&&this.requestMeasure(),i&&this.docViewUpdate(),!e.empty)for(let t of this.state.facet($e))try{t(e)}catch(t){Je(this.state,t,"update listener")}(l||h)&&Promise.resolve().then((()=>{l&&this.state==l.startState&&this.dispatch(l),h&&!Pi(this,h)&&a.force&&Ht(this.contentDOM,a.key,a.keyCode)}))}setState(t){if(0!=this.updateState)throw new Error("Calls to EditorView.setState are not allowed while an update is in progress");if(this.destroyed)return void(this.viewState.state=t);this.updateState=2;let e=this.hasFocus;try{for(let t of this.plugins)t.destroy(this);this.viewState=new ViewState(t),this.plugins=t.facet(ii).map((t=>new PluginInstance(t))),this.pluginMap.clear();for(let t of this.plugins)t.update(this);this.docView.destroy(),this.docView=new DocView(this),this.inputState.ensureHandlers(this.plugins),this.mountStyles(),this.updateAttrs(),this.bidiCache=[]}finally{this.updateState=0}e&&this.focus(),this.requestMeasure()}updatePlugins(t){let e=t.startState.facet(ii),i=t.state.facet(ii);if(e!=i){let n=[];for(let o of i){let i=e.indexOf(o);if(i<0)n.push(new PluginInstance(o));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.pluginMap.clear()}else for(let e of this.plugins)e.mustUpdate=t;for(let t=0;t-1&&this.win.cancelAnimationFrame(this.measureScheduled),this.observer.delayedAndroidKey)return this.measureScheduled=-1,void this.requestMeasure();this.measureScheduled=0,t&&this.observer.forceFlush();let e=null,i=this.scrollDOM,n=i.scrollTop*this.scaleY,{scrollAnchorPos:o,scrollAnchorHeight:s}=this.viewState;Math.abs(n-this.viewState.scrollTop)>1&&(s=-1),this.viewState.scrollAnchorHeight=-1;try{for(let t=0;;t++){if(s<0)if(qt(i))o=-1,s=this.viewState.heightMap.height;else{let t=this.viewState.scrollAnchorAt(n);o=t.from,s=t.top}this.updateState=1;let r=this.viewState.measure(this);if(!r&&!this.measureRequests.length&&null==this.viewState.scrollTarget)break;if(t>5){console.warn(this.measureRequests.length?"Measure loop restarted more than 5 times":"Viewport failed to stabilize");break}let l=[];4&r||([this.measureRequests,l]=[l,this.measureRequests]);let a=l.map((t=>{try{return t.read(this)}catch(t){return Je(this.state,t),Dn}})),h=ViewUpdate.create(this,this.state,[]),c=!1;h.flags|=r,e?e.flags|=r:e=h,this.updateState=2,h.empty||(this.updatePlugins(h),this.inputState.update(h),this.updateAttrs(),c=this.docView.update(h),c&&this.docViewUpdate());for(let t=0;t1||t<-1){n+=t,i.scrollTop=n/this.scaleY,s=-1;continue}}}break}}}finally{this.updateState=0,this.measureScheduled=-1}if(e&&!e.empty)for(let t of this.state.facet($e))t(e)}get themeClasses(){return yn+" "+(this.state.facet(bn)?xn:Sn)+" "+this.state.facet(vn)}updateAttrs(){let t=Rn(this,ni,{class:"cm-editor"+(this.hasFocus?" cm-focused ":" ")+this.themeClasses}),e={spellcheck:"false",autocorrect:"off",autocapitalize:"off",writingsuggestions:"false",translate:"no",contenteditable:this.state.facet(ti)?"true":"false",class:"cm-content",style:`${ae.tabSize}: ${this.state.tabSize}`,role:"textbox","aria-multiline":"true"};this.state.readOnly&&(e["aria-readonly"]="true"),Rn(this,oi,e);let i=this.observer.ignore((()=>{let i=ge(this.contentDOM,this.contentAttrs,e),n=ge(this.dom,this.editorAttrs,t);return i||n}));return this.editorAttrs=t,this.contentAttrs=e,i}showAnnouncements(t){let e=!0;for(let i of t)for(let t of i.effects)if(t.is(EditorView.announce)){e&&(this.announceDOM.textContent=""),e=!1,this.announceDOM.appendChild(document.createElement("div")).textContent=t.value}}mountStyles(){this.styleModules=this.state.facet(ui);let t=this.state.facet(EditorView.cspNonce);StyleModule.mount(this.root,this.styleModules.concat(Cn).reverse(),t?{nonce:t}:void 0)}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(!1)}requestMeasure(t){if(this.measureScheduled<0&&(this.measureScheduled=this.win.requestAnimationFrame((()=>this.measure()))),t){if(this.measureRequests.indexOf(t)>-1)return;if(null!=t.key)for(let e=0;ee.spec==t))||null),e&&e.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(t){return this.readMeasured(),this.viewState.elementAtHeight(t)}lineBlockAtHeight(t){return this.readMeasured(),this.viewState.lineBlockAtHeight(t)}get viewportLineBlocks(){return this.viewState.viewportLines}lineBlockAt(t){return this.viewState.lineBlockAt(t)}get contentHeight(){return this.viewState.contentHeight}moveByChar(t,e,i){return Ti(this,t,Ci(this,t,e,i))}moveByGroup(t,e){return Ti(this,t,Ci(this,t,e,(e=>function(t,e,i){let n=t.state.charCategorizer(e),o=n(i);return t=>{let e=n(t);return o==tt.Space&&(o=e),o==e}}(this,t.head,e))))}visualLineSide(t,e){let i=this.bidiSpans(t),n=this.textDirectionAt(t.from),o=i[e?i.length-1:0];return EditorSelection.cursor(o.side(e,n)+t.from,o.forward(!e,n)?1:-1)}moveToLineBoundary(t,e,i=!0){return function(t,e,i,n){let o=Oi(t,e.head),s=n&&o.type==we.Text&&(t.lineWrapping||o.widgetLineBreaks)?t.coordsAtPos(e.assoc<0&&e.head>o.from?e.head-1:e.head):null;if(s){let e=t.dom.getBoundingClientRect(),n=t.textDirectionAt(o.from),r=t.posAtCoords({x:i==(n==Se.LTR)?e.right-1:e.left+1,y:(s.top+s.bottom)/2});if(null!=r)return EditorSelection.cursor(r,i?-1:1)}return EditorSelection.cursor(i?o.to:o.from,i?-1:1)}(this,t,e,i)}moveVertically(t,e,i){return Ti(this,t,function(t,e,i,n){let o=e.head,s=i?1:-1;if(o==(i?t.state.doc.length:0))return EditorSelection.cursor(o,e.assoc);let r,l=e.goalColumn,a=t.contentDOM.getBoundingClientRect(),h=t.coordsAtPos(o,e.assoc||-1),c=t.documentTop;if(h)null==l&&(l=h.left-a.left),r=s<0?h.top:h.bottom;else{let e=t.viewState.lineBlockAt(o);null==l&&(l=Math.min(a.right-a.left,t.defaultCharacterWidth*(o-e.from))),r=(s<0?e.top:e.bottom)+c}let d=a.left+l,u=null!=n?n:t.viewState.heightOracle.textHeight>>1;for(let e=0;;e+=10){let i=r+(u+e)*s,n=xi(t,{x:d,y:i},!1,s);if(ia.bottom||(s<0?no)){let e=t.docView.coordsForChar(n),o=!e||i0)}coordsForChar(t){return this.readMeasured(),this.docView.coordsForChar(t)}get defaultCharacterWidth(){return this.viewState.heightOracle.charWidth}get defaultLineHeight(){return this.viewState.heightOracle.lineHeight}get textDirection(){return this.viewState.defaultTextDirection}textDirectionAt(t){return!this.state.facet(Ue)||tthis.viewport.to?this.textDirection:(this.readMeasured(),this.docView.textDirectionAt(t))}get lineWrapping(){return this.viewState.heightOracle.lineWrapping}bidiSpans(t){if(t.length>Pn)return Le(t.length);let e,i=this.textDirectionAt(t.from);for(let n of this.bidiCache)if(n.from==t.from&&n.dir==i&&(n.fresh||De(n.isolates,e=hi(this,t))))return n.order;e||(e=hi(this,t));let n=function(t,e,i){if(!t)return[new BidiSpan(0,0,e==ke?1:0)];if(e==xe&&!i.length&&!Pe.test(t))return Le(t.length);if(i.length)for(;t.length>Re.length;)Re[Re.length]=256;let n=[],o=e==xe?0:1;return Ne(t,o,o,i,0,t.length,n),n}(t.text,i,e);return this.bidiCache.push(new CachedOrder(t.from,t.to,i,e,!0,n)),n}get hasFocus(){var t;return(this.dom.ownerDocument.hasFocus()||ae.safari&&(null===(t=this.inputState)||void 0===t?void 0:t.lastContextMenu)>Date.now()-3e4)&&this.root.activeElement==this.contentDOM}focus(){this.observer.ignore((()=>{Wt(this.contentDOM),this.docView.updateSelection()}))}setRoot(t){this._root!=t&&(this._root=t,this.observer.setWindow((9==t.nodeType?t:t.ownerDocument).defaultView||window),this.mountStyles())}destroy(){this.root.activeElement==this.contentDOM&&this.contentDOM.blur();for(let t of this.plugins)t.destroy(this);this.plugins=[],this.inputState.destroy(),this.docView.destroy(),this.dom.remove(),this.observer.destroy(),this.measureScheduled>-1&&this.win.cancelAnimationFrame(this.measureScheduled),this.destroyed=!0}static scrollIntoView(t,e={}){return Ke.of(new ScrollTarget("number"==typeof t?EditorSelection.cursor(t):t,e.y,e.x,e.yMargin,e.xMargin))}scrollSnapshot(){let{scrollTop:t,scrollLeft:e}=this.scrollDOM,i=this.viewState.scrollAnchorAt(t);return Ke.of(new ScrollTarget(EditorSelection.cursor(i.from),"start","start",i.top-t,e,!0))}setTabFocusMode(t){null==t?this.inputState.tabFocusMode=this.inputState.tabFocusMode<0?0:-1:"boolean"==typeof t?this.inputState.tabFocusMode=t?0:-1:0!=this.inputState.tabFocusMode&&(this.inputState.tabFocusMode=Date.now()+t)}static domEventHandlers(t){return ViewPlugin.define((()=>({})),{eventHandlers:t})}static domEventObservers(t){return ViewPlugin.define((()=>({})),{eventObservers:t})}static theme(t,e){let i=StyleModule.newName(),n=[vn.of(i),ui.of(On(`.${i}`,t))];return e&&e.dark&&n.push(bn.of(!0)),n}static baseTheme(t){return F.lowest(ui.of(On("."+yn,t,kn)))}static findFromDOM(t){var e;let i=t.querySelector(".cm-content"),n=i&&ContentView.get(i)||ContentView.get(t);return(null===(e=null==n?void 0:n.rootView)||void 0===e?void 0:e.view)||null}}EditorView.styleModule=ui,EditorView.inputHandler=qe,EditorView.clipboardInputFilter=Ge,EditorView.clipboardOutputFilter=_e,EditorView.scrollHandler=Ye,EditorView.focusChangeEffect=Xe,EditorView.perLineTextDirection=Ue,EditorView.exceptionSink=He,EditorView.updateListener=$e,EditorView.editable=ti,EditorView.mouseSelectionStyle=ze,EditorView.dragMovesSelection=We,EditorView.clickAddsSelectionRange=Qe,EditorView.decorations=si,EditorView.outerDecorations=ri,EditorView.atomicRanges=li,EditorView.bidiIsolatedRanges=ai,EditorView.scrollMargins=ci,EditorView.darkTheme=bn,EditorView.cspNonce=Facet.define({combine:t=>t.length?t[0]:""}),EditorView.contentAttributes=oi,EditorView.editorAttributes=ni,EditorView.lineWrapping=EditorView.contentAttributes.of({class:"cm-lineWrapping"}),EditorView.announce=StateEffect.define();const Pn=4096,Dn={};class CachedOrder{constructor(t,e,i,n,o,s){this.from=t,this.to=e,this.dir=i,this.isolates=n,this.fresh=o,this.order=s}static update(t,e){if(e.empty&&!t.some((t=>t.fresh)))return t;let i=[],n=t.length?t[t.length-1].dir:Se.LTR;for(let o=Math.max(0,t.length-10);o=0;o--){let e=n[o],s="function"==typeof e?e(t):e;s&&ue(s,i)}return i}const Bn=ae.mac?"mac":ae.windows?"win":ae.linux?"linux":"key";function Nn(t,e,i){return e.altKey&&(t="Alt-"+t),e.ctrlKey&&(t="Ctrl-"+t),e.metaKey&&(t="Meta-"+t),!1!==i&&e.shiftKey&&(t="Shift-"+t),t}const Ln=F.default(EditorView.domEventHandlers({keydown:(t,e)=>Hn(Fn(e.state),t,e,"editor")})),Vn=Facet.define({enables:Ln}),In=new WeakMap;function Fn(t){let e=t.facet(Vn),i=In.get(e);return i||In.set(e,i=function(t,e=Bn){let i=Object.create(null),n=Object.create(null),o=(t,e)=>{let i=n[t];if(null==i)n[t]=e;else if(i!=e)throw new Error("Key binding "+t+" is used both as a regular binding and as a multi-stroke prefix")},s=(t,n,s,r,l)=>{var a,h;let c=i[t]||(i[t]=Object.create(null)),d=n.split(/ (?!$)/).map((t=>function(t,e){const i=t.split(/-(?!$)/);let n,o,s,r,l=i[i.length-1];"Space"==l&&(l=" ");for(let t=0;t{let n=Qn={view:e,prefix:i,scope:t};return setTimeout((()=>{Qn==n&&(Qn=null)}),Wn),!0}]})}let u=d.join(" ");o(u,!1);let f=c[u]||(c[u]={preventDefault:!1,stopPropagation:!1,run:(null===(h=null===(a=c._any)||void 0===a?void 0:a.run)||void 0===h?void 0:h.slice())||[]});s&&f.run.push(s),r&&(f.preventDefault=!0),l&&(f.stopPropagation=!0)};for(let n of t){let t=n.scope?n.scope.split(" "):["editor"];if(n.any)for(let e of t){let t=i[e]||(i[e]=Object.create(null));t._any||(t._any={preventDefault:!1,stopPropagation:!1,run:[]});let{any:o}=n;for(let e in t)t[e].run.push((t=>o(t,zn)))}let o=n[e]||n.key;if(o)for(let e of t)s(e,o,n.run,n.preventDefault,n.stopPropagation),n.shift&&s(e,"Shift-"+o,n.shift,n.preventDefault,n.stopPropagation)}return i}(e.reduce(((t,e)=>t.concat(e)),[]))),i}let Qn=null;const Wn=4e3;let zn=null;function Hn(t,e,i,n){zn=e;let o=function(t){var e=!(xt&&t.metaKey&&t.shiftKey&&!t.ctrlKey&&!t.altKey||kt&&t.shiftKey&&t.key&&1==t.key.length||"Unidentified"==t.key)&&t.key||(t.shiftKey?St:yt)[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),s=v(m(o,0))==o.length&&" "!=o,r="",l=!1,a=!1,h=!1;Qn&&Qn.view==i&&Qn.scope==n&&(r=Qn.prefix+" ",Vi.indexOf(e.keyCode)<0&&(a=!0,Qn=null));let c,d,u=new Set,f=t=>{if(t){for(let e of t.run)if(!u.has(e)&&(u.add(e),e(i)))return t.stopPropagation&&(h=!0),!0;t.preventDefault&&(t.stopPropagation&&(h=!0),a=!0)}return!1},p=t[n];return p&&(f(p[r+Nn(o,e,!s)])?l=!0:s&&(e.altKey||e.metaKey||e.ctrlKey)&&!(ae.windows&&e.ctrlKey&&e.altKey)&&(c=yt[e.keyCode])&&c!=o?(f(p[r+Nn(c,e,!0)])||e.shiftKey&&(d=St[e.keyCode])!=o&&d!=c&&f(p[r+Nn(d,e,!1)]))&&(l=!0):s&&e.shiftKey&&f(p[r+Nn(o,e,!0)])&&(l=!0),!l&&f(p._any)&&(l=!0)),a&&(l=!0),l&&h&&e.stopPropagation(),zn=null,l}class RectangleMarker{constructor(t,e,i,n,o){this.className=t,this.left=e,this.top=i,this.width=n,this.height=o}draw(){let t=document.createElement("div");return t.className=this.className,this.adjust(t),t}update(t,e){return e.className==this.className&&(this.adjust(t),!0)}adjust(t){t.style.left=this.left+"px",t.style.top=this.top+"px",null!=this.width&&(t.style.width=this.width+"px"),t.style.height=this.height+"px"}eq(t){return this.left==t.left&&this.top==t.top&&this.width==t.width&&this.height==t.height&&this.className==t.className}static forRange(t,e,i){if(i.empty){let n=t.coordsAtPos(i.head,i.assoc||1);if(!n)return[];let o=$n(t);return[new RectangleMarker(e,n.left-o.left,n.top-o.top,null,n.bottom-n.top)]}return function(t,e,i){if(i.to<=t.viewport.from||i.from>=t.viewport.to)return[];let n=Math.max(i.from,t.viewport.from),o=Math.min(i.to,t.viewport.to),s=t.textDirection==Se.LTR,r=t.contentDOM,l=r.getBoundingClientRect(),a=$n(t),h=r.querySelector(".cm-line"),c=h&&window.getComputedStyle(h),d=l.left+(c?parseInt(c.paddingLeft)+Math.min(0,parseInt(c.textIndent)):0),u=l.right-(c?parseInt(c.paddingRight):0),f=Oi(t,n),p=Oi(t,o),g=f.type==we.Text?f:null,m=p.type==we.Text?p:null;g&&(t.lineWrapping||f.widgetLineBreaks)&&(g=qn(t,n,1,g));m&&(t.lineWrapping||p.widgetLineBreaks)&&(m=qn(t,o,-1,m));if(g&&m&&g.from==m.from&&g.to==m.to)return v(b(i.from,i.to,g));{let e=g?b(i.from,null,g):y(f,!1),n=m?b(null,i.to,m):y(p,!0),o=[];return(g||f).to<(m||p).from-(g&&m?1:0)||f.widgetLineBreaks>1&&e.bottom+t.defaultLineHeight/2h&&n.from=s)break;l>o&&a(Math.max(t,o),null==e&&t<=h,Math.min(l,s),null==i&&l>=c,r.dir)}if(o=n.to+1,o>=s)break}return 0==l.length&&a(h,null==e,c,null==i,t.textDirection),{top:o,bottom:r,horizontal:l}}function y(t,e){let i=l.top+(e?t.top:t.bottom);return{top:i,bottom:i,horizontal:[]}}}(t,e,i)}}function $n(t){let e=t.scrollDOM.getBoundingClientRect();return{left:(t.textDirection==Se.LTR?e.left:e.right-t.scrollDOM.clientWidth*t.scaleX)-t.scrollDOM.scrollLeft*t.scaleX,top:e.top-t.scrollDOM.scrollTop*t.scaleY}}function qn(t,e,i,n){let o=t.coordsAtPos(e,2*i);if(!o)return n;let s=t.dom.getBoundingClientRect(),r=(o.top+o.bottom)/2,l=t.posAtCoords({x:s.left+1,y:r}),a=t.posAtCoords({x:s.right-1,y:r});return null==l||null==a?n:{from:Math.max(n.from,Math.min(l,a)),to:Math.min(n.to,Math.max(l,a))}}class LayerView{constructor(t,e){this.view=t,this.layer=e,this.drawn=[],this.scaleX=1,this.scaleY=1,this.measureReq={read:this.measure.bind(this),write:this.draw.bind(this)},this.dom=t.scrollDOM.appendChild(document.createElement("div")),this.dom.classList.add("cm-layer"),e.above&&this.dom.classList.add("cm-layer-above"),e.class&&this.dom.classList.add(e.class),this.scale(),this.dom.setAttribute("aria-hidden","true"),this.setOrder(t.state),t.requestMeasure(this.measureReq),e.mount&&e.mount(this.dom,t)}update(t){t.startState.facet(Xn)!=t.state.facet(Xn)&&this.setOrder(t.state),(this.layer.update(t,this.dom)||t.geometryChanged)&&(this.scale(),t.view.requestMeasure(this.measureReq))}docViewUpdate(t){!1!==this.layer.updateOnDocViewUpdate&&t.requestMeasure(this.measureReq)}setOrder(t){let e=0,i=t.facet(Xn);for(;e{return i=t,n=this.drawn[e],!(i.constructor==n.constructor&&i.eq(n));var i,n}))){let e=this.dom.firstChild,i=0;for(let n of t)n.update&&e&&n.constructor&&this.drawn[i].constructor&&n.update(e,this.drawn[i])?(e=e.nextSibling,i++):this.dom.insertBefore(n.draw(),e);for(;e;){let t=e.nextSibling;e.remove(),e=t}this.drawn=t}}destroy(){this.layer.destroy&&this.layer.destroy(this.dom,this.view),this.dom.remove()}}const Xn=Facet.define();function Gn(t){return[ViewPlugin.define((e=>new LayerView(e,t))),Xn.of(t)]}const _n=!(ae.ios&&ae.webkit&&ae.webkit_version<534),Un=Facet.define({combine:t=>ot(t,{cursorBlinkRate:1200,drawRangeCursor:!0},{cursorBlinkRate:(t,e)=>Math.min(t,e),drawRangeCursor:(t,e)=>t||e})});function jn(t={}){return[Un.of(t),Kn,Jn,eo,je.of(!0)]}function Yn(t){return t.startState.facet(Un)!=t.state.facet(Un)}const Kn=Gn({above:!0,markers(t){let{state:e}=t,i=e.facet(Un),n=[];for(let o of e.selection.ranges){let s=o==e.selection.main;if(o.empty?!s||_n:i.drawRangeCursor){let e=s?"cm-cursor cm-cursor-primary":"cm-cursor cm-cursor-secondary",i=o.empty?o:EditorSelection.cursor(o.head,o.head>o.anchor?-1:1);for(let o of RectangleMarker.forRange(t,e,i))n.push(o)}}return n},update(t,e){t.transactions.some((t=>t.selection))&&(e.style.animationName="cm-blink"==e.style.animationName?"cm-blink2":"cm-blink");let i=Yn(t);return i&&Zn(t.state,e),t.docChanged||t.selectionSet||i},mount(t,e){Zn(e.state,t)},class:"cm-cursorLayer"});function Zn(t,e){e.style.animationDuration=t.facet(Un).cursorBlinkRate+"ms"}const Jn=Gn({above:!1,markers:t=>t.state.selection.ranges.map((e=>e.empty?[]:RectangleMarker.forRange(t,"cm-selectionBackground",e))).reduce(((t,e)=>t.concat(e))),update:(t,e)=>t.docChanged||t.selectionSet||t.viewportChanged||Yn(t),class:"cm-selectionLayer"}),to={".cm-line":{"& ::selection, &::selection":{backgroundColor:"transparent !important"}},".cm-content":{"& :focus":{caretColor:"initial !important","&::selection, & ::selection":{backgroundColor:"Highlight !important"}}}};_n&&(to[".cm-line"].caretColor=to[".cm-content"].caretColor="transparent !important");const eo=F.highest(EditorView.theme(to)),io=StateEffect.define({map:(t,e)=>null==t?null:e.mapPos(t)}),no=StateField.define({create:()=>null,update:(t,e)=>(null!=t&&(t=e.changes.mapPos(t)),e.effects.reduce(((t,e)=>e.is(io)?e.value:t),t))}),oo=ViewPlugin.fromClass(class{constructor(t){this.view=t,this.cursor=null,this.measureReq={read:this.readPos.bind(this),write:this.drawCursor.bind(this)}}update(t){var e;let i=t.state.field(no);null==i?null!=this.cursor&&(null===(e=this.cursor)||void 0===e||e.remove(),this.cursor=null):(this.cursor||(this.cursor=this.view.scrollDOM.appendChild(document.createElement("div")),this.cursor.className="cm-dropCursor"),(t.startState.field(no)!=i||t.docChanged||t.geometryChanged)&&this.view.requestMeasure(this.measureReq))}readPos(){let{view:t}=this,e=t.state.field(no),i=null!=e&&t.coordsAtPos(e);if(!i)return null;let n=t.scrollDOM.getBoundingClientRect();return{left:i.left-n.left+t.scrollDOM.scrollLeft*t.scaleX,top:i.top-n.top+t.scrollDOM.scrollTop*t.scaleY,height:i.bottom-i.top}}drawCursor(t){if(this.cursor){let{scaleX:e,scaleY:i}=this.view;t?(this.cursor.style.left=t.left/e+"px",this.cursor.style.top=t.top/i+"px",this.cursor.style.height=t.height/i+"px"):this.cursor.style.left="-100000px"}}destroy(){this.cursor&&this.cursor.remove()}setDropPos(t){this.view.state.field(no)!=t&&this.view.dispatch({effects:io.of(t)})}},{eventObservers:{dragover(t){this.setDropPos(this.view.posAtCoords({x:t.clientX,y:t.clientY}))},dragleave(t){t.target!=this.view.contentDOM&&this.view.contentDOM.contains(t.relatedTarget)||this.setDropPos(null)},dragend(){this.setDropPos(null)},drop(){this.setDropPos(null)}}});function so(t,e,i,n,o){e.lastIndex=0;for(let s,r=t.iterRange(i,n),l=i;!r.next().done;l+=r.value.length)if(!r.lineBreak)for(;s=e.exec(r.value);)o(l+s.index,s)}class MatchDecorator{constructor(t){const{regexp:e,decoration:i,decorate:n,boundary:o,maxLength:s=1e3}=t;if(!e.global)throw new RangeError("The regular expression given to MatchDecorator should have its 'g' flag set");if(this.regexp=e,n)this.addMatch=(t,e,i,o)=>n(o,i,i+t[0].length,t,e);else if("function"==typeof i)this.addMatch=(t,e,n,o)=>{let s=i(t,e,n);s&&o(n,n+t[0].length,s)};else{if(!i)throw new RangeError("Either 'decorate' or 'decoration' should be provided to MatchDecorator");this.addMatch=(t,e,n,o)=>o(n,n+t[0].length,i)}this.boundary=o,this.maxLength=s}createDeco(t){let e=new RangeSetBuilder,i=e.add.bind(e);for(let{from:e,to:n}of function(t,e){let i=t.visibleRanges;if(1==i.length&&i[0].from==t.viewport.from&&i[0].to==t.viewport.to)return i;let n=[];for(let{from:o,to:s}of i)o=Math.max(t.state.doc.lineAt(o).from,o-e),s=Math.min(t.state.doc.lineAt(s).to,s+e),n.length&&n[n.length-1].to>=o?n[n.length-1].to=s:n.push({from:o,to:s});return n}(t,this.maxLength))so(t.state.doc,this.regexp,e,n,((e,n)=>this.addMatch(n,t,e,i)));return e.finish()}updateDeco(t,e){let i=1e9,n=-1;return t.docChanged&&t.changes.iterChanges(((e,o,s,r)=>{r>=t.view.viewport.from&&s<=t.view.viewport.to&&(i=Math.min(s,i),n=Math.max(r,n))})),t.viewportMoved||n-i>1e3?this.createDeco(t.view):n>-1?this.updateRange(t.view,e.map(t.changes),i,n):e}updateRange(t,e,i,n){for(let o of t.visibleRanges){let s=Math.max(o.from,i),r=Math.min(o.to,n);if(r>s){let i=t.state.doc.lineAt(s),n=i.toi.from;s--)if(this.boundary.test(i.text[s-1-i.from])){l=s;break}for(;rc.push(i.range(t,e));if(i==n)for(this.regexp.lastIndex=l-i.from;(h=this.regexp.exec(i.text))&&h.indexthis.addMatch(i,t,e,d)));e=e.update({filterFrom:l,filterTo:a,filter:(t,e)=>ta,add:c})}}return e}}const ro=null!=/x/.unicode?"gu":"g",lo=new RegExp("[\0-\b\n--\u2028\u2029\ufeff-]",ro),ao={0:"null",7:"bell",8:"backspace",10:"newline",11:"vertical tab",13:"carriage return",27:"escape",8203:"zero width space",8204:"zero width non-joiner",8205:"zero width joiner",8206:"left-to-right mark",8207:"right-to-left mark",8232:"line separator",8237:"left-to-right override",8238:"right-to-left override",8294:"left-to-right isolate",8295:"right-to-left isolate",8297:"pop directional isolate",8233:"paragraph separator",65279:"zero width no-break space",65532:"object replacement"};let ho=null;const co=Facet.define({combine(t){let e=ot(t,{render:null,specialChars:lo,addSpecialChars:null});return(e.replaceTabs=!function(){var t;if(null==ho&&"undefined"!=typeof document&&document.body){let e=document.body.style;ho=null!=(null!==(t=e.tabSize)&&void 0!==t?t:e.MozTabSize)}return ho||!1}())&&(e.specialChars=new RegExp("\t|"+e.specialChars.source,ro)),e.addSpecialChars&&(e.specialChars=new RegExp(e.specialChars.source+"|"+e.addSpecialChars.source,ro)),e}});function uo(t={}){return[co.of(t),fo||(fo=ViewPlugin.fromClass(class{constructor(t){this.view=t,this.decorations=Decoration.none,this.decorationCache=Object.create(null),this.decorator=this.makeDecorator(t.state.facet(co)),this.decorations=this.decorator.createDeco(t)}makeDecorator(t){return new MatchDecorator({regexp:t.specialChars,decoration:(e,i,n)=>{let{doc:o}=i.state,s=m(e[0],0);if(9==s){let t=o.lineAt(n),e=i.state.tabSize,s=pt(t.text,e,n-t.from);return Decoration.replace({widget:new TabWidget((e-s%e)*this.view.defaultCharacterWidth/this.view.scaleX)})}return this.decorationCache[s]||(this.decorationCache[s]=Decoration.replace({widget:new SpecialCharWidget(t,s)}))},boundary:t.replaceTabs?void 0:/[^]/})}update(t){let e=t.state.facet(co);t.startState.facet(co)!=e?(this.decorator=this.makeDecorator(e),this.decorations=this.decorator.createDeco(t.view)):this.decorations=this.decorator.updateDeco(t,this.decorations)}},{decorations:t=>t.decorations}))]}let fo=null;class SpecialCharWidget extends WidgetType{constructor(t,e){super(),this.options=t,this.code=e}eq(t){return t.code==this.code}toDOM(t){let e=function(t){return t>=32?"•":10==t?"":String.fromCharCode(9216+t)}(this.code),i=t.state.phrase("Control character")+" "+(ao[this.code]||"0x"+this.code.toString(16)),n=this.options.render&&this.options.render(this.code,i,e);if(n)return n;let o=document.createElement("span");return o.textContent=e,o.title=i,o.setAttribute("aria-label",i),o.className="cm-specialChar",o}ignoreEvent(){return!1}}class TabWidget extends WidgetType{constructor(t){super(),this.width=t}eq(t){return t.width==this.width}toDOM(){let t=document.createElement("span");return t.textContent="\t",t.className="cm-tab",t.style.width=this.width+"px",t}ignoreEvent(){return!1}}const po=Decoration.line({class:"cm-activeLine"}),go=ViewPlugin.fromClass(class{constructor(t){this.decorations=this.getDeco(t)}update(t){(t.docChanged||t.selectionSet)&&(this.decorations=this.getDeco(t.view))}getDeco(t){let e=-1,i=[];for(let n of t.state.selection.ranges){let o=t.lineBlockAt(n.head);o.from>e&&(i.push(po.range(o.from)),e=o.from)}return Decoration.set(i)}},{decorations:t=>t.decorations}),mo=2e3;function wo(t,e){let i=t.posAtCoords({x:e.clientX,y:e.clientY},!1),n=t.state.doc.lineAt(i),o=i-n.from,s=o>mo?-1:o==n.length?function(t,e){let i=t.coordsAtPos(t.viewport.from);return i?Math.round(Math.abs((i.left-e)/t.defaultCharacterWidth)):-1}(t,e.clientX):pt(n.text,t.state.tabSize,i-n.from);return{line:n.number,col:s,off:o}}function vo(t,e){let i=wo(t,e),n=t.state.selection;return i?{update(t){if(t.docChanged){let e=t.changes.mapPos(t.startState.doc.line(i.line).from),o=t.state.doc.lineAt(e);i={line:o.number,col:i.col,off:Math.min(i.off,o.length)},n=n.map(t.changes)}},get(e,o,s){let r=wo(t,e);if(!r)return n;let l=function(t,e,i){let n=Math.min(e.line,i.line),o=Math.max(e.line,i.line),s=[];if(e.off>mo||i.off>mo||e.col<0||i.col<0){let r=Math.min(e.off,i.off),l=Math.max(e.off,i.off);for(let e=n;e<=o;e++){let i=t.doc.line(e);i.length<=l&&s.push(EditorSelection.range(i.from+r,i.to+l))}}else{let r=Math.min(e.col,i.col),l=Math.max(e.col,i.col);for(let e=n;e<=o;e++){let i=t.doc.line(e),n=gt(i.text,r,t.tabSize,!0);if(n<0)s.push(EditorSelection.cursor(i.to));else{let e=gt(i.text,l,t.tabSize);s.push(EditorSelection.range(i.from+n,i.from+e))}}}return s}(t.state,i,r);return l.length?s?EditorSelection.create(l.concat(n.ranges)):EditorSelection.create(l):n}}:null}const bo={Alt:[18,t=>!!t.altKey],Control:[17,t=>!!t.ctrlKey],Shift:[16,t=>!!t.shiftKey],Meta:[91,t=>!!t.metaKey]},yo={style:"cursor: crosshair"};function So(t={}){let[e,i]=bo[t.key||"Alt"],n=ViewPlugin.fromClass(class{constructor(t){this.view=t,this.isDown=!1}set(t){this.isDown!=t&&(this.isDown=t,this.view.update([]))}},{eventObservers:{keydown(t){this.set(t.keyCode==e||i(t))},keyup(t){t.keyCode!=e&&i(t)||this.set(!1)},mousemove(t){this.set(i(t))}}});return[n,EditorView.contentAttributes.of((t=>{var e;return(null===(e=t.plugin(n))||void 0===e?void 0:e.isDown)?yo:null}))]}const xo="-10000px";class TooltipViewManager{constructor(t,e,i,n){this.facet=e,this.createTooltipView=i,this.removeTooltipView=n,this.input=t.state.facet(e),this.tooltips=this.input.filter((t=>t));let o=null;this.tooltipViews=this.tooltips.map((t=>o=i(t,o)))}update(t,e){var i;let n=t.state.facet(this.facet),o=n.filter((t=>t));if(n===this.input){for(let e of this.tooltipViews)e.update&&e.update(t);return!1}let s=[],r=e?[]:null;for(let i=0;ie[i]=t)),e.length=r.length),this.input=n,this.tooltips=o,this.tooltipViews=s,!0}}function ko(t){let{win:e}=t;return{top:0,left:0,bottom:e.innerHeight,right:e.innerWidth}}const Oo=Facet.define({combine:t=>{var e,i,n;return{position:ae.ios?"absolute":(null===(e=t.find((t=>t.position)))||void 0===e?void 0:e.position)||"fixed",parent:(null===(i=t.find((t=>t.parent)))||void 0===i?void 0:i.parent)||null,tooltipSpace:(null===(n=t.find((t=>t.tooltipSpace)))||void 0===n?void 0:n.tooltipSpace)||ko}}}),Co=new WeakMap,Mo=ViewPlugin.fromClass(class{constructor(t){this.view=t,this.above=[],this.inView=!0,this.madeAbsolute=!1,this.lastTransaction=0,this.measureTimeout=-1;let e=t.state.facet(Oo);this.position=e.position,this.parent=e.parent,this.classes=t.themeClasses,this.createContainer(),this.measureReq={read:this.readMeasure.bind(this),write:this.writeMeasure.bind(this),key:this},this.resizeObserver="function"==typeof ResizeObserver?new ResizeObserver((()=>this.measureSoon())):null,this.manager=new TooltipViewManager(t,Po,((t,e)=>this.createTooltip(t,e)),(t=>{this.resizeObserver&&this.resizeObserver.unobserve(t.dom),t.dom.remove()})),this.above=this.manager.tooltips.map((t=>!!t.above)),this.intersectionObserver="function"==typeof IntersectionObserver?new IntersectionObserver((t=>{Date.now()>this.lastTransaction-50&&t.length>0&&t[t.length-1].intersectionRatio<1&&this.measureSoon()}),{threshold:[1]}):null,this.observeIntersection(),t.win.addEventListener("resize",this.measureSoon=this.measureSoon.bind(this)),this.maybeMeasure()}createContainer(){this.parent?(this.container=document.createElement("div"),this.container.style.position="relative",this.container.className=this.view.themeClasses,this.parent.appendChild(this.container)):this.container=this.view.dom}observeIntersection(){if(this.intersectionObserver){this.intersectionObserver.disconnect();for(let t of this.manager.tooltipViews)this.intersectionObserver.observe(t.dom)}}measureSoon(){this.measureTimeout<0&&(this.measureTimeout=setTimeout((()=>{this.measureTimeout=-1,this.maybeMeasure()}),50))}update(t){t.transactions.length&&(this.lastTransaction=Date.now());let e=this.manager.update(t,this.above);e&&this.observeIntersection();let i=e||t.geometryChanged,n=t.state.facet(Oo);if(n.position!=this.position&&!this.madeAbsolute){this.position=n.position;for(let t of this.manager.tooltipViews)t.dom.style.position=this.position;i=!0}if(n.parent!=this.parent){this.parent&&this.container.remove(),this.parent=n.parent,this.createContainer();for(let t of this.manager.tooltipViews)this.container.appendChild(t.dom);i=!0}else this.parent&&this.view.themeClasses!=this.classes&&(this.classes=this.container.className=this.view.themeClasses);i&&this.maybeMeasure()}createTooltip(t,e){let i=t.create(this.view),n=e?e.dom:null;if(i.dom.classList.add("cm-tooltip"),t.arrow&&!i.dom.querySelector(".cm-tooltip > .cm-tooltip-arrow")){let t=document.createElement("div");t.className="cm-tooltip-arrow",i.dom.appendChild(t)}return i.dom.style.position=this.position,i.dom.style.top=xo,i.dom.style.left="0px",this.container.insertBefore(i.dom,n),i.mount&&i.mount(this.view),this.resizeObserver&&this.resizeObserver.observe(i.dom),i}destroy(){var t,e,i;this.view.win.removeEventListener("resize",this.measureSoon);for(let e of this.manager.tooltipViews)e.dom.remove(),null===(t=e.destroy)||void 0===t||t.call(e);this.parent&&this.container.remove(),null===(e=this.resizeObserver)||void 0===e||e.disconnect(),null===(i=this.intersectionObserver)||void 0===i||i.disconnect(),clearTimeout(this.measureTimeout)}readMeasure(){let t=1,e=1,i=!1;if("fixed"==this.position&&this.manager.tooltipViews.length){let{dom:t}=this.manager.tooltipViews[0];if(ae.gecko)i=t.offsetParent!=this.container.ownerDocument.body;else if(t.style.top==xo&&"0px"==t.style.left){let e=t.getBoundingClientRect();i=Math.abs(e.top+1e4)>1||Math.abs(e.left)>1}}if(i||"absolute"==this.position)if(this.parent){let i=this.parent.getBoundingClientRect();i.width&&i.height&&(t=i.width/this.parent.offsetWidth,e=i.height/this.parent.offsetHeight)}else({scaleX:t,scaleY:e}=this.view.viewState);let n=this.view.scrollDOM.getBoundingClientRect(),o=di(this.view);return{visible:{left:n.left+o.left,top:n.top+o.top,right:n.right-o.right,bottom:n.bottom-o.bottom},parent:this.parent?this.container.getBoundingClientRect():this.view.dom.getBoundingClientRect(),pos:this.manager.tooltips.map(((t,e)=>{let i=this.manager.tooltipViews[e];return i.getCoords?i.getCoords(t.pos):this.view.coordsAtPos(t.pos)})),size:this.manager.tooltipViews.map((({dom:t})=>t.getBoundingClientRect())),space:this.view.state.facet(Oo).tooltipSpace(this.view),scaleX:t,scaleY:e,makeAbsolute:i}}writeMeasure(t){var e;if(t.makeAbsolute){this.madeAbsolute=!0,this.position="absolute";for(let t of this.manager.tooltipViews)t.dom.style.position="absolute"}let{visible:i,space:n,scaleX:o,scaleY:s}=t,r=[];for(let l=0;l=Math.min(i.bottom,n.bottom)||d.rightMath.min(i.right,n.right)+.1)){c.style.top=xo;continue}let f=a.arrow?h.dom.querySelector(".cm-tooltip-arrow"):null,p=f?7:0,g=u.right-u.left,m=null!==(e=Co.get(h))&&void 0!==e?e:u.bottom-u.top,w=h.offset||Eo,v=this.view.textDirection==Se.LTR,b=u.width>n.right-n.left?v?n.left:n.right-u.width:v?Math.max(n.left,Math.min(d.left-(f?14:0)+w.x,n.right-g)):Math.min(Math.max(n.left,d.left-g+(f?14:0)-w.x),n.right-g),y=this.above[l];!a.strictSide&&(y?d.top-m-p-w.yn.bottom)&&y==n.bottom-d.bottom>d.top-n.top&&(y=this.above[l]=!y);let S=(y?d.top-n.top:n.bottom-d.bottom)-p;if(Sb&&t.topx&&(x=y?t.top-m-2-p:t.bottom+p+2);if("absolute"==this.position?(c.style.top=(x-t.parent.top)/s+"px",To(c,(b-t.parent.left)/o)):(c.style.top=x/s+"px",To(c,b/o)),f){let t=d.left+(v?w.x:-w.x)-(b+14-7);f.style.left=t/o+"px"}!0!==h.overlap&&r.push({left:b,top:x,right:k,bottom:x+m}),c.classList.toggle("cm-tooltip-above",y),c.classList.toggle("cm-tooltip-below",!y),h.positioned&&h.positioned(t.space)}}maybeMeasure(){if(this.manager.tooltips.length&&(this.view.inView&&this.view.requestMeasure(this.measureReq),this.inView!=this.view.inView&&(this.inView=this.view.inView,!this.inView)))for(let t of this.manager.tooltipViews)t.dom.style.top=xo}},{eventObservers:{scroll(){this.maybeMeasure()}}});function To(t,e){let i=parseInt(t.style.left,10);(isNaN(i)||Math.abs(e-i)>1)&&(t.style.left=e+"px")}const Ao=EditorView.baseTheme({".cm-tooltip":{zIndex:500,boxSizing:"border-box"},"&light .cm-tooltip":{border:"1px solid #bbb",backgroundColor:"#f5f5f5"},"&light .cm-tooltip-section:not(:first-child)":{borderTop:"1px solid #bbb"},"&dark .cm-tooltip":{backgroundColor:"#333338",color:"white"},".cm-tooltip-arrow":{height:"7px",width:"14px",position:"absolute",zIndex:-1,overflow:"hidden","&:before, &:after":{content:"''",position:"absolute",width:0,height:0,borderLeft:"7px solid transparent",borderRight:"7px solid transparent"},".cm-tooltip-above &":{bottom:"-7px","&:before":{borderTop:"7px solid #bbb"},"&:after":{borderTop:"7px solid #f5f5f5",bottom:"1px"}},".cm-tooltip-below &":{top:"-7px","&:before":{borderBottom:"7px solid #bbb"},"&:after":{borderBottom:"7px solid #f5f5f5",top:"1px"}}},"&dark .cm-tooltip .cm-tooltip-arrow":{"&:before":{borderTopColor:"#333338",borderBottomColor:"#333338"},"&:after":{borderTopColor:"transparent",borderBottomColor:"transparent"}}}),Eo={x:0,y:0},Po=Facet.define({enables:[Mo,Ao]}),Do=Facet.define({combine:t=>t.reduce(((t,e)=>t.concat(e)),[])});class HoverTooltipHost{static create(t){return new HoverTooltipHost(t)}constructor(t){this.view=t,this.mounted=!1,this.dom=document.createElement("div"),this.dom.classList.add("cm-tooltip-hover"),this.manager=new TooltipViewManager(t,Do,((t,e)=>this.createHostedView(t,e)),(t=>t.dom.remove()))}createHostedView(t,e){let i=t.create(this.view);return i.dom.classList.add("cm-tooltip-section"),this.dom.insertBefore(i.dom,e?e.dom.nextSibling:this.dom.firstChild),this.mounted&&i.mount&&i.mount(this.view),i}mount(t){for(let e of this.manager.tooltipViews)e.mount&&e.mount(t);this.mounted=!0}positioned(t){for(let e of this.manager.tooltipViews)e.positioned&&e.positioned(t)}update(t){this.manager.update(t)}destroy(){var t;for(let e of this.manager.tooltipViews)null===(t=e.destroy)||void 0===t||t.call(e)}passProp(t){let e;for(let i of this.manager.tooltipViews){let n=i[t];if(void 0!==n)if(void 0===e)e=n;else if(e!==n)return}return e}get offset(){return this.passProp("offset")}get getCoords(){return this.passProp("getCoords")}get overlap(){return this.passProp("overlap")}get resize(){return this.passProp("resize")}}const Ro=Po.compute([Do],(t=>{let e=t.facet(Do);return 0===e.length?null:{pos:Math.min(...e.map((t=>t.pos))),end:Math.max(...e.map((t=>{var e;return null!==(e=t.end)&&void 0!==e?e:t.pos}))),create:HoverTooltipHost.create,above:e[0].above,arrow:e.some((t=>t.arrow))}}));class HoverPlugin{constructor(t,e,i,n,o){this.view=t,this.source=e,this.field=i,this.setHover=n,this.hoverTime=o,this.hoverTimeout=-1,this.restartTimeout=-1,this.pending=null,this.lastMove={x:0,y:0,target:t.dom,time:0},this.checkHover=this.checkHover.bind(this),t.dom.addEventListener("mouseleave",this.mouseleave=this.mouseleave.bind(this)),t.dom.addEventListener("mousemove",this.mousemove=this.mousemove.bind(this))}update(){this.pending&&(this.pending=null,clearTimeout(this.restartTimeout),this.restartTimeout=setTimeout((()=>this.startHover()),20))}get active(){return this.view.state.field(this.field)}checkHover(){if(this.hoverTimeout=-1,this.active.length)return;let t=Date.now()-this.lastMove.time;ti.bottom||e.xi.right+t.defaultCharacterWidth)return;let s=t.bidiSpans(t.state.doc.lineAt(n)).find((t=>t.from<=n&&t.to>=n)),r=s&&s.dir==Se.RTL?-1:1;o=e.x{this.pending==e&&(this.pending=null,!i||Array.isArray(i)&&!i.length||t.dispatch({effects:this.setHover.of(Array.isArray(i)?i:[i])}))}),(e=>Je(t.state,e,"hover tooltip")))}else!s||Array.isArray(s)&&!s.length||t.dispatch({effects:this.setHover.of(Array.isArray(s)?s:[s])})}get tooltip(){let t=this.view.plugin(Mo),e=t?t.manager.tooltips.findIndex((t=>t.create==HoverTooltipHost.create)):-1;return e>-1?t.manager.tooltipViews[e]:null}mousemove(t){var e,i;this.lastMove={x:t.clientX,y:t.clientY,target:t.target,time:Date.now()},this.hoverTimeout<0&&(this.hoverTimeout=setTimeout(this.checkHover,this.hoverTime));let{active:n,tooltip:o}=this;if(n.length&&o&&!function(t,e){let i,{left:n,right:o,top:s,bottom:r}=t.getBoundingClientRect();if(i=t.querySelector(".cm-tooltip-arrow")){let t=i.getBoundingClientRect();s=Math.min(t.top,s),r=Math.max(t.bottom,r)}return e.clientX>=n-Bo&&e.clientX<=o+Bo&&e.clientY>=s-Bo&&e.clientY<=r+Bo}(o.dom,t)||this.pending){let{pos:o}=n[0]||this.pending,s=null!==(i=null===(e=n[0])||void 0===e?void 0:e.end)&&void 0!==i?i:o;(o==s?this.view.posAtCoords(this.lastMove)==o:function(t,e,i,n,o){let s=t.scrollDOM.getBoundingClientRect(),r=t.documentTop+t.documentPadding.top+t.contentHeight;if(s.left>n||s.righto||Math.min(s.bottom,r)=e&&l<=i}(this.view,o,s,t.clientX,t.clientY))||(this.view.dispatch({effects:this.setHover.of([])}),this.pending=null)}}mouseleave(t){clearTimeout(this.hoverTimeout),this.hoverTimeout=-1;let{active:e}=this;if(e.length){let{tooltip:e}=this;e&&e.dom.contains(t.relatedTarget)?this.watchTooltipLeave(e.dom):this.view.dispatch({effects:this.setHover.of([])})}}watchTooltipLeave(t){let e=i=>{t.removeEventListener("mouseleave",e),this.active.length&&!this.view.dom.contains(i.relatedTarget)&&this.view.dispatch({effects:this.setHover.of([])})};t.addEventListener("mouseleave",e)}destroy(){clearTimeout(this.hoverTimeout),this.view.dom.removeEventListener("mouseleave",this.mouseleave),this.view.dom.removeEventListener("mousemove",this.mousemove)}}const Bo=4;function No(t,e={}){let i=StateEffect.define(),n=StateField.define({create:()=>[],update(t,n){if(t.length&&(e.hideOnChange&&(n.docChanged||n.selection)?t=[]:e.hideOn&&(t=t.filter((t=>!e.hideOn(n,t)))),n.docChanged)){let e=[];for(let i of t){let t=n.changes.mapPos(i.pos,-1,y.TrackDel);if(null!=t){let o=Object.assign(Object.create(null),i);o.pos=t,null!=o.end&&(o.end=n.changes.mapPos(o.end)),e.push(o)}}t=e}for(let e of n.effects)e.is(i)&&(t=e.value),e.is(Vo)&&(t=[]);return t},provide:t=>Do.from(t)});return{active:n,extension:[n,ViewPlugin.define((o=>new HoverPlugin(o,t,n,i,e.hoverTime||300))),Ro]}}function Lo(t,e){let i=t.plugin(Mo);if(!i)return null;let n=i.manager.tooltips.indexOf(e);return n<0?null:i.manager.tooltipViews[n]}const Vo=StateEffect.define(),Io=Facet.define({combine(t){let e,i;for(let n of t)e=e||n.topContainer,i=i||n.bottomContainer;return{topContainer:e,bottomContainer:i}}});function Fo(t,e){let i=t.plugin(Qo),n=i?i.specs.indexOf(e):-1;return n>-1?i.panels[n]:null}const Qo=ViewPlugin.fromClass(class{constructor(t){this.input=t.state.facet(zo),this.specs=this.input.filter((t=>t)),this.panels=this.specs.map((e=>e(t)));let e=t.state.facet(Io);this.top=new PanelGroup(t,!0,e.topContainer),this.bottom=new PanelGroup(t,!1,e.bottomContainer),this.top.sync(this.panels.filter((t=>t.top))),this.bottom.sync(this.panels.filter((t=>!t.top)));for(let t of this.panels)t.dom.classList.add("cm-panel"),t.mount&&t.mount()}update(t){let e=t.state.facet(Io);this.top.container!=e.topContainer&&(this.top.sync([]),this.top=new PanelGroup(t.view,!0,e.topContainer)),this.bottom.container!=e.bottomContainer&&(this.bottom.sync([]),this.bottom=new PanelGroup(t.view,!1,e.bottomContainer)),this.top.syncClasses(),this.bottom.syncClasses();let i=t.state.facet(zo);if(i!=this.input){let e=i.filter((t=>t)),n=[],o=[],s=[],r=[];for(let i of e){let e,l=this.specs.indexOf(i);l<0?(e=i(t.view),r.push(e)):(e=this.panels[l],e.update&&e.update(t)),n.push(e),(e.top?o:s).push(e)}this.specs=e,this.panels=n,this.top.sync(o),this.bottom.sync(s);for(let t of r)t.dom.classList.add("cm-panel"),t.mount&&t.mount()}else for(let e of this.panels)e.update&&e.update(t)}destroy(){this.top.sync([]),this.bottom.sync([])}},{provide:t=>EditorView.scrollMargins.of((e=>{let i=e.plugin(t);return i&&{top:i.top.scrollMargin(),bottom:i.bottom.scrollMargin()}}))});class PanelGroup{constructor(t,e,i){this.view=t,this.top=e,this.container=i,this.dom=void 0,this.classes="",this.panels=[],this.syncClasses()}sync(t){for(let e of this.panels)e.destroy&&t.indexOf(e)<0&&e.destroy();this.panels=t,this.syncDOM()}syncDOM(){if(0==this.panels.length)return void(this.dom&&(this.dom.remove(),this.dom=void 0));if(!this.dom){this.dom=document.createElement("div"),this.dom.className=this.top?"cm-panels cm-panels-top":"cm-panels cm-panels-bottom",this.dom.style[this.top?"top":"bottom"]="0";let t=this.container||this.view.dom;t.insertBefore(this.dom,this.top?t.firstChild:null)}let t=this.dom.firstChild;for(let e of this.panels)if(e.dom.parentNode==this.dom){for(;t!=e.dom;)t=Wo(t);t=t.nextSibling}else this.dom.insertBefore(e.dom,t);for(;t;)t=Wo(t)}scrollMargin(){return!this.dom||this.container?0:Math.max(0,this.top?this.dom.getBoundingClientRect().bottom-Math.max(0,this.view.scrollDOM.getBoundingClientRect().top):Math.min(innerHeight,this.view.scrollDOM.getBoundingClientRect().bottom)-this.dom.getBoundingClientRect().top)}syncClasses(){if(this.container&&this.classes!=this.view.themeClasses){for(let t of this.classes.split(" "))t&&this.container.classList.remove(t);for(let t of(this.classes=this.view.themeClasses).split(" "))t&&this.container.classList.add(t)}}}function Wo(t){let e=t.nextSibling;return t.remove(),e}const zo=Facet.define({enables:Qo});class GutterMarker extends RangeValue{compare(t){return this==t||this.constructor==t.constructor&&this.eq(t)}eq(t){return!1}destroy(t){}}GutterMarker.prototype.elementClass="",GutterMarker.prototype.toDOM=void 0,GutterMarker.prototype.mapMode=y.TrackBefore,GutterMarker.prototype.startSide=GutterMarker.prototype.endSide=-1,GutterMarker.prototype.point=!0;const Ho=Facet.define(),$o=Facet.define(),qo={class:"",renderEmptyElements:!1,elementStyle:"",markers:()=>RangeSet.empty,lineMarker:()=>null,widgetMarker:()=>null,lineMarkerChange:null,initialSpacer:null,updateSpacer:null,domEventHandlers:{}},Xo=Facet.define();function Go(t){return[Uo(),Xo.of(Object.assign(Object.assign({},qo),t))]}const _o=Facet.define({combine:t=>t.some((t=>t))});function Uo(t){return[jo]}const jo=ViewPlugin.fromClass(class{constructor(t){this.view=t,this.prevViewport=t.viewport,this.dom=document.createElement("div"),this.dom.className="cm-gutters",this.dom.setAttribute("aria-hidden","true"),this.dom.style.minHeight=this.view.contentHeight/this.view.scaleY+"px",this.gutters=t.state.facet(Xo).map((e=>new SingleGutterView(t,e)));for(let t of this.gutters)this.dom.appendChild(t.dom);this.fixed=!t.state.facet(_o),this.fixed&&(this.dom.style.position="sticky"),this.syncGutters(!1),t.scrollDOM.insertBefore(this.dom,t.contentDOM)}update(t){if(this.updateGutters(t)){let e=this.prevViewport,i=t.view.viewport,n=Math.min(e.to,i.to)-Math.max(e.from,i.from);this.syncGutters(n<.8*(i.to-i.from))}t.geometryChanged&&(this.dom.style.minHeight=this.view.contentHeight/this.view.scaleY+"px"),this.view.state.facet(_o)!=!this.fixed&&(this.fixed=!this.fixed,this.dom.style.position=this.fixed?"sticky":""),this.prevViewport=t.view.viewport}syncGutters(t){let e=this.dom.nextSibling;t&&this.dom.remove();let i=RangeSet.iter(this.view.state.facet(Ho),this.view.viewport.from),n=[],o=this.gutters.map((t=>new UpdateContext(t,this.view.viewport,-this.view.documentPadding.top)));for(let t of this.view.viewportLineBlocks)if(n.length&&(n=[]),Array.isArray(t.type)){let e=!0;for(let s of t.type)if(s.type==we.Text&&e){Ko(i,n,s.from);for(let t of o)t.line(this.view,s,n);e=!1}else if(s.widget)for(let t of o)t.widget(this.view,s)}else if(t.type==we.Text){Ko(i,n,t.from);for(let e of o)e.line(this.view,t,n)}else if(t.widget)for(let e of o)e.widget(this.view,t);for(let t of o)t.finish();t&&this.view.scrollDOM.insertBefore(this.dom,e)}updateGutters(t){let e=t.startState.facet(Xo),i=t.state.facet(Xo),n=t.docChanged||t.heightChanged||t.viewportChanged||!RangeSet.eq(t.startState.facet(Ho),t.state.facet(Ho),t.view.viewport.from,t.view.viewport.to);if(e==i)for(let e of this.gutters)e.update(t)&&(n=!0);else{n=!0;let o=[];for(let n of i){let i=e.indexOf(n);i<0?o.push(new SingleGutterView(this.view,n)):(this.gutters[i].update(t),o.push(this.gutters[i]))}for(let t of this.gutters)t.dom.remove(),o.indexOf(t)<0&&t.destroy();for(let t of o)this.dom.appendChild(t.dom);this.gutters=o}return n}destroy(){for(let t of this.gutters)t.destroy();this.dom.remove()}},{provide:t=>EditorView.scrollMargins.of((e=>{let i=e.plugin(t);return i&&0!=i.gutters.length&&i.fixed?e.textDirection==Se.LTR?{left:i.dom.offsetWidth*e.scaleX}:{right:i.dom.offsetWidth*e.scaleX}:null}))});function Yo(t){return Array.isArray(t)?t:[t]}function Ko(t,e,i){for(;t.value&&t.from<=i;)t.from==i&&e.push(t.value),t.next()}class UpdateContext{constructor(t,e,i){this.gutter=t,this.height=i,this.i=0,this.cursor=RangeSet.iter(t.markers,e.from)}addElement(t,e,i){let{gutter:n}=this,o=(e.top-this.height)/t.scaleY,s=e.height/t.scaleY;if(this.i==n.elements.length){let e=new GutterElement(t,s,o,i);n.elements.push(e),n.dom.appendChild(e.dom)}else n.elements[this.i].update(t,s,o,i);this.height=e.bottom,this.i++}line(t,e,i){let n=[];Ko(this.cursor,n,e.from),i.length&&(n=n.concat(i));let o=this.gutter.config.lineMarker(t,e,n);o&&n.unshift(o);let s=this.gutter;(0!=n.length||s.config.renderEmptyElements)&&this.addElement(t,e,n)}widget(t,e){let i=this.gutter.config.widgetMarker(t,e.widget,e),n=i?[i]:null;for(let i of t.state.facet($o)){let o=i(t,e.widget,e);o&&(n||(n=[])).push(o)}n&&this.addElement(t,e,n)}finish(){let t=this.gutter;for(;t.elements.length>this.i;){let e=t.elements.pop();t.dom.removeChild(e.dom),e.destroy()}}}class SingleGutterView{constructor(t,e){this.view=t,this.config=e,this.elements=[],this.spacer=null,this.dom=document.createElement("div"),this.dom.className="cm-gutter"+(this.config.class?" "+this.config.class:"");for(let i in e.domEventHandlers)this.dom.addEventListener(i,(n=>{let o,s=n.target;if(s!=this.dom&&this.dom.contains(s)){for(;s.parentNode!=this.dom;)s=s.parentNode;let t=s.getBoundingClientRect();o=(t.top+t.bottom)/2}else o=n.clientY;let r=t.lineBlockAtHeight(o-t.documentTop);e.domEventHandlers[i](t,r,n)&&n.preventDefault()}));this.markers=Yo(e.markers(t)),e.initialSpacer&&(this.spacer=new GutterElement(t,0,0,[e.initialSpacer(t)]),this.dom.appendChild(this.spacer.dom),this.spacer.dom.style.cssText+="visibility: hidden; pointer-events: none")}update(t){let e=this.markers;if(this.markers=Yo(this.config.markers(t.view)),this.spacer&&this.config.updateSpacer){let e=this.config.updateSpacer(this.spacer.markers[0],t);e!=this.spacer.markers[0]&&this.spacer.update(t.view,0,0,[e])}let i=t.view.viewport;return!RangeSet.eq(this.markers,e,i.from,i.to)||!!this.config.lineMarkerChange&&this.config.lineMarkerChange(t)}destroy(){for(let t of this.elements)t.destroy()}}class GutterElement{constructor(t,e,i,n){this.height=-1,this.above=0,this.markers=[],this.dom=document.createElement("div"),this.dom.className="cm-gutterElement",this.update(t,e,i,n)}update(t,e,i,n){this.height!=e&&(this.height=e,this.dom.style.height=e+"px"),this.above!=i&&(this.dom.style.marginTop=(this.above=i)?i+"px":""),function(t,e){if(t.length!=e.length)return!1;for(let i=0;iot(t,{formatNumber:String,domEventHandlers:{}},{domEventHandlers(t,e){let i=Object.assign({},t);for(let t in e){let n=i[t],o=e[t];i[t]=n?(t,e,i)=>n(t,e,i)||o(t,e,i):o}return i}})});class NumberMarker extends GutterMarker{constructor(t){super(),this.number=t}eq(t){return this.number==t.number}toDOM(){return document.createTextNode(this.number)}}function es(t,e){return t.state.facet(ts).formatNumber(e,t.state)}const is=Xo.compute([ts],(t=>({class:"cm-lineNumbers",renderEmptyElements:!1,markers:t=>t.state.facet(Zo),lineMarker:(t,e,i)=>i.some((t=>t.toDOM))?null:new NumberMarker(es(t,t.state.doc.lineAt(e.from).number)),widgetMarker:(t,e,i)=>{for(let n of t.state.facet(Jo)){let o=n(t,e,i);if(o)return o}return null},lineMarkerChange:t=>t.startState.facet(ts)!=t.state.facet(ts),initialSpacer:t=>new NumberMarker(es(t,os(t.state.doc.lines))),updateSpacer(t,e){let i=es(e.view,os(e.view.state.doc.lines));return i==t.number?t:new NumberMarker(i)},domEventHandlers:t.facet(ts).domEventHandlers})));function ns(t={}){return[ts.of(t),Uo(),is]}function os(t){let e=9;for(;e{let e=[],i=-1;for(let n of t.selection.ranges){let o=t.doc.lineAt(n.head).from;o>i&&(i=o,e.push(ss.range(o)))}return RangeSet.of(e)}));const ls=1024;let as=0;class Range{constructor(t,e){this.from=t,this.to=e}}class NodeProp{constructor(t={}){this.id=as++,this.perNode=!!t.perNode,this.deserialize=t.deserialize||(()=>{throw new Error("This node type doesn't define a deserialize function")})}add(t){if(this.perNode)throw new RangeError("Can't add per-node props to node types");return"function"!=typeof t&&(t=NodeType.match(t)),e=>{let i=t(e);return void 0===i?null:[this,i]}}}NodeProp.closedBy=new NodeProp({deserialize:t=>t.split(" ")}),NodeProp.openedBy=new NodeProp({deserialize:t=>t.split(" ")}),NodeProp.group=new NodeProp({deserialize:t=>t.split(" ")}),NodeProp.isolate=new NodeProp({deserialize:t=>{if(t&&"rtl"!=t&&"ltr"!=t&&"auto"!=t)throw new RangeError("Invalid value for isolate: "+t);return t||"auto"}}),NodeProp.contextHash=new NodeProp({perNode:!0}),NodeProp.lookAhead=new NodeProp({perNode:!0}),NodeProp.mounted=new NodeProp({perNode:!0});class MountedTree{constructor(t,e,i){this.tree=t,this.overlay=e,this.parser=i}static get(t){return t&&t.props&&t.props[NodeProp.mounted.id]}}const hs=Object.create(null);class NodeType{constructor(t,e,i,n=0){this.name=t,this.props=e,this.id=i,this.flags=n}static define(t){let e=t.props&&t.props.length?Object.create(null):hs,i=(t.top?1:0)|(t.skipped?2:0)|(t.error?4:0)|(null==t.name?8:0),n=new NodeType(t.name||"",e,t.id,i);if(t.props)for(let i of t.props)if(Array.isArray(i)||(i=i(n)),i){if(i[0].perNode)throw new RangeError("Can't store a per-node prop on a node type");e[i[0].id]=i[1]}return n}prop(t){return this.props[t.id]}get isTop(){return(1&this.flags)>0}get isSkipped(){return(2&this.flags)>0}get isError(){return(4&this.flags)>0}get isAnonymous(){return(8&this.flags)>0}is(t){if("string"==typeof t){if(this.name==t)return!0;let e=this.prop(NodeProp.group);return!!e&&e.indexOf(t)>-1}return this.id==t}static match(t){let e=Object.create(null);for(let i in t)for(let n of i.split(" "))e[n]=t[i];return t=>{for(let i=t.prop(NodeProp.group),n=-1;n<(i?i.length:0);n++){let o=e[n<0?t.name:i[n]];if(o)return o}}}}NodeType.none=new NodeType("",Object.create(null),0,8);class NodeSet{constructor(t){this.types=t;for(let e=0;e=e){let r=new TreeNode(s.tree,s.overlay[0].from+t.from,-1,t);(o||(o=[n])).push(ps(r,e,i,!1))}}return o?ws(o):n}(this,t,e)}iterate(t){let{enter:e,leave:i,from:n=0,to:o=this.length}=t,s=t.mode||0,r=(s&us.IncludeAnonymous)>0;for(let t=this.cursor(s|us.IncludeAnonymous);;){let s=!1;if(t.from<=o&&t.to>=n&&(!r&&t.type.isAnonymous||!1!==e(t))){if(t.firstChild())continue;s=!0}for(;s&&i&&(r||!t.type.isAnonymous)&&i(t),!t.nextSibling();){if(!t.parent())return;s=!0}}}prop(t){return t.perNode?this.props?this.props[t.id]:void 0:this.type.prop(t)}get propValues(){let t=[];if(this.props)for(let e in this.props)t.push([+e,this.props[e]]);return t}balance(t={}){return this.children.length<=8?this:Ss(NodeType.none,this.children,this.positions,0,this.children.length,0,this.length,((t,e,i)=>new Tree(this.type,t,e,i,this.propValues)),t.makeTree||((t,e,i)=>new Tree(NodeType.none,t,e,i)))}static build(t){return function(t){var e;let{buffer:i,nodeSet:n,maxBufferLength:o=ls,reused:s=[],minRepeatType:r=n.types.length}=t,l=Array.isArray(i)?new FlatBufferCursor(i,i.length):i,a=n.types,h=0,c=0;function d(t,e,i,v,b,y){let{id:S,start:x,end:k,size:O}=l,C=c,M=h;for(;O<0;){if(l.next(),-1==O){let e=s[S];return i.push(e),void v.push(x-t)}if(-3==O)return void(h=S);if(-4==O)return void(c=S);throw new RangeError(`Unrecognized record size: ${O}`)}let T,A,E=a[S],P=x-t;if(k-x<=o&&(A=m(l.pos-e,b))){let e=new Uint16Array(A.size-A.skip),i=l.pos-A.size,o=e.length;for(;l.pos>i;)o=w(A.start,e,o);T=new TreeBuffer(e,k-A.start,n),P=A.start-t}else{let t=l.pos-O;l.next();let e=[],i=[],n=S>=r?S:-1,s=0,a=k;for(;l.pos>t;)n>=0&&l.id==n&&l.size>=0?(l.end<=a-o&&(p(e,i,x,s,l.end,a,n,C,M),s=e.length,a=l.end),l.next()):y>2500?u(x,t,e,i):d(x,t,e,i,n,y+1);if(n>=0&&s>0&&s-1&&s>0){let t=f(E,M);T=Ss(E,e,i,0,e.length,0,k-x,t,t)}else T=g(E,e,i,k-x,C-k,M)}i.push(T),v.push(P)}function u(t,e,i,s){let r=[],a=0,h=-1;for(;l.pos>e;){let{id:t,start:e,end:i,size:n}=l;if(n>4)l.next();else{if(h>-1&&e=0;t-=3)e[i++]=r[t],e[i++]=r[t+1]-o,e[i++]=r[t+2]-o,e[i++]=i;i.push(new TreeBuffer(e,r[2]-o,n)),s.push(o-t)}}function f(t,e){return(i,n,o)=>{let s,r,l=0,a=i.length-1;if(a>=0&&(s=i[a])instanceof Tree){if(!a&&s.type==t&&s.length==o)return s;(r=s.prop(NodeProp.lookAhead))&&(l=n[a]+s.length+r)}return g(t,i,n,o,l,e)}}function p(t,e,i,o,s,r,l,a,h){let c=[],d=[];for(;t.length>o;)c.push(t.pop()),d.push(e.pop()+i-s);t.push(g(n.types[l],c,d,r-s,a-r,h)),e.push(s-i)}function g(t,e,i,n,o,s,r){if(s){let t=[NodeProp.contextHash,s];r=r?[t].concat(r):[t]}if(o>25){let t=[NodeProp.lookAhead,o];r=r?[t].concat(r):[t]}return new Tree(t,e,i,n,r)}function m(t,e){let i=l.fork(),n=0,s=0,a=0,h=i.end-o,c={size:0,start:0,skip:0};t:for(let o=i.pos-t;i.pos>o;){let t=i.size;if(i.id==e&&t>=0){c.size=n,c.start=s,c.skip=a,a+=4,n+=4,i.next();continue}let l=i.pos-t;if(t<0||l=r?4:0,u=i.start;for(i.next();i.pos>l;){if(i.size<0){if(-3!=i.size)break t;d+=4}else i.id>=r&&(d+=4);i.next()}s=u,n+=t,a+=d}return(e<0||n==t)&&(c.size=n,c.start=s,c.skip=a),c.size>4?c:void 0}function w(t,e,i){let{id:n,start:o,end:s,size:a}=l;if(l.next(),a>=0&&n4){let n=l.pos-(a-4);for(;l.pos>n;)i=w(t,e,i)}e[--i]=r,e[--i]=s-t,e[--i]=o-t,e[--i]=n}else-3==a?h=n:-4==a&&(c=n);return i}let v=[],b=[];for(;l.pos>0;)d(t.start||0,t.bufferStart||0,v,b,-1,0);let y=null!==(e=t.length)&&void 0!==e?e:v.length?b[0]+v[0].length:0;return new Tree(a[t.topID],v.reverse(),b.reverse(),y)}(t)}}Tree.empty=new Tree(NodeType.none,[],[],0);class FlatBufferCursor{constructor(t,e){this.buffer=t,this.index=e}get id(){return this.buffer[this.index-4]}get start(){return this.buffer[this.index-3]}get end(){return this.buffer[this.index-2]}get size(){return this.buffer[this.index-1]}get pos(){return this.index}next(){this.index-=4}fork(){return new FlatBufferCursor(this.buffer,this.index)}}class TreeBuffer{constructor(t,e,i){this.buffer=t,this.length=e,this.set=i}get type(){return NodeType.none}toString(){let t=[];for(let e=0;e0));l=s[l+3]);return r}slice(t,e,i){let n=this.buffer,o=new Uint16Array(e-t),s=0;for(let r=t,l=0;r=e&&ie;case 1:return i<=e&&n>e;case 2:return n>e;case 4:return!0}}function ps(t,e,i,n){for(var o;t.from==t.to||(i<1?t.from>=e:t.from>e)||(i>-1?t.to<=e:t.to0?r.length:-1;t!=a;t+=e){let a=r[t],h=l[t]+s.from;if(fs(n,i,h,h+a.length))if(a instanceof TreeBuffer){if(o&us.ExcludeBuffers)continue;let r=a.findChild(0,a.buffer.length,e,i-h,n);if(r>-1)return new BufferNode(new BufferContext(s,a,t,h),null,r)}else if(o&us.IncludeAnonymous||!a.type.isAnonymous||vs(a)){let r;if(!(o&us.IgnoreMounts)&&(r=MountedTree.get(a))&&!r.overlay)return new TreeNode(r.tree,h,t,s);let l=new TreeNode(a,h,t,s);return o&us.IncludeAnonymous||!l.type.isAnonymous?l:l.nextChild(e<0?a.children.length-1:0,e,i,n)}}if(o&us.IncludeAnonymous||!s.type.isAnonymous)return null;if(t=s.index>=0?s.index+e:e<0?-1:s._parent._tree.children.length,s=s._parent,!s)return null}}get firstChild(){return this.nextChild(0,1,0,4)}get lastChild(){return this.nextChild(this._tree.children.length-1,-1,0,4)}childAfter(t){return this.nextChild(0,1,t,2)}childBefore(t){return this.nextChild(this._tree.children.length-1,-1,t,-2)}enter(t,e,i=0){let n;if(!(i&us.IgnoreOverlays)&&(n=MountedTree.get(this._tree))&&n.overlay){let i=t-this.from;for(let{from:t,to:o}of n.overlay)if((e>0?t<=i:t=i:o>i))return new TreeNode(n.tree,n.overlay[0].from+this.from,-1,this)}return this.nextChild(0,1,t,e,i)}nextSignificantParent(){let t=this;for(;t.type.isAnonymous&&t._parent;)t=t._parent;return t}get parent(){return this._parent?this._parent.nextSignificantParent():null}get nextSibling(){return this._parent&&this.index>=0?this._parent.nextChild(this.index+1,1,0,4):null}get prevSibling(){return this._parent&&this.index>=0?this._parent.nextChild(this.index-1,-1,0,4):null}get tree(){return this._tree}toTree(){return this._tree}toString(){return this._tree.toString()}}function gs(t,e,i,n){let o=t.cursor(),s=[];if(!o.firstChild())return s;if(null!=i)for(let t=!1;!t;)if(t=o.type.is(i),!o.nextSibling())return s;for(;;){if(null!=n&&o.type.is(n))return s;if(o.type.is(e)&&s.push(o.node),!o.nextSibling())return null==n?s:[]}}function ms(t,e,i=e.length-1){for(let n=t;i>=0;n=n.parent){if(!n)return!1;if(!n.type.isAnonymous){if(e[i]&&e[i]!=n.name)return!1;i--}}return!0}class BufferContext{constructor(t,e,i,n){this.parent=t,this.buffer=e,this.index=i,this.start=n}}class BufferNode extends BaseNode{get name(){return this.type.name}get from(){return this.context.start+this.context.buffer.buffer[this.index+1]}get to(){return this.context.start+this.context.buffer.buffer[this.index+2]}constructor(t,e,i){super(),this.context=t,this._parent=e,this.index=i,this.type=t.buffer.set.types[t.buffer.buffer[i]]}child(t,e,i){let{buffer:n}=this.context,o=n.findChild(this.index+4,n.buffer[this.index+3],t,e-this.context.start,i);return o<0?null:new BufferNode(this.context,this,o)}get firstChild(){return this.child(1,0,4)}get lastChild(){return this.child(-1,0,4)}childAfter(t){return this.child(1,t,2)}childBefore(t){return this.child(-1,t,-2)}enter(t,e,i=0){if(i&us.ExcludeBuffers)return null;let{buffer:n}=this.context,o=n.findChild(this.index+4,n.buffer[this.index+3],e>0?1:-1,t-this.context.start,e);return o<0?null:new BufferNode(this.context,this,o)}get parent(){return this._parent||this.context.parent.nextSignificantParent()}externalSibling(t){return this._parent?null:this.context.parent.nextChild(this.context.index+t,t,0,4)}get nextSibling(){let{buffer:t}=this.context,e=t.buffer[this.index+3];return e<(this._parent?t.buffer[this._parent.index+3]:t.buffer.length)?new BufferNode(this.context,this._parent,e):this.externalSibling(1)}get prevSibling(){let{buffer:t}=this.context,e=this._parent?this._parent.index+4:0;return this.index==e?this.externalSibling(-1):new BufferNode(this.context,this._parent,t.findChild(e,this.index,-1,0,4))}get tree(){return null}toTree(){let t=[],e=[],{buffer:i}=this.context,n=this.index+4,o=i.buffer[this.index+3];if(o>n){let s=i.buffer[this.index+1];t.push(i.slice(n,o,s)),e.push(0)}return new Tree(this.type,t,e,this.to-this.from)}toString(){return this.context.buffer.childString(this.index)}}function ws(t){if(!t.length)return null;let e=0,i=t[0];for(let n=1;ni.from||o.to0){if(this.index-1)for(let n=e+t,o=t<0?-1:i._tree.children.length;n!=o;n+=t){let t=i._tree.children[n];if(this.mode&us.IncludeAnonymous||t instanceof TreeBuffer||!t.type.isAnonymous||vs(t))return!1}return!0}move(t,e){if(e&&this.enterChild(t,0,4))return!0;for(;;){if(this.sibling(t))return!0;if(this.atLastNode(t)||!this.parent())return!1}}next(t=!0){return this.move(1,t)}prev(t=!0){return this.move(-1,t)}moveTo(t,e=0){for(;(this.from==this.to||(e<1?this.from>=t:this.from>t)||(e>-1?this.to<=t:this.to=0;){for(let s=t;s;s=s._parent)if(s.index==n){if(n==this.index)return s;e=s,i=o+1;break t}n=this.stack[--o]}for(let t=i;t=0;o--){if(o<0)return ms(this._tree,t,n);let s=i[e.buffer[this.stack[o]]];if(!s.isAnonymous){if(t[n]&&t[n]!=s.name)return!1;n--}}return!0}}function vs(t){return t.children.some((t=>t instanceof TreeBuffer||!t.type.isAnonymous||vs(t)))}const bs=new WeakMap;function ys(t,e){if(!t.isAnonymous||e instanceof TreeBuffer||e.type!=t)return 1;let i=bs.get(e);if(null==i){i=1;for(let n of e.children){if(n.type!=t||!(n instanceof Tree)){i=1;break}i+=ys(t,n)}bs.set(e,i)}return i}function Ss(t,e,i,n,o,s,r,l,a){let h=0;for(let i=n;i=c)break;p+=e}if(h==o+1){if(p>c){let t=i[o];e(t.children,t.positions,0,t.children.length,n[o]+l);continue}d.push(i[o])}else{let e=n[h-1]+i[h-1].length-f;d.push(Ss(t,i,n,o,h,f,e,null,a))}u.push(f+l-s)}}(e,i,n,o,0),(l||a)(d,u,r)}class NodeWeakMap{constructor(){this.map=new WeakMap}setBuffer(t,e,i){let n=this.map.get(t);n||this.map.set(t,n=new Map),n.set(e,i)}getBuffer(t,e){let i=this.map.get(t);return i&&i.get(e)}set(t,e){t instanceof BufferNode?this.setBuffer(t.context.buffer,t.index,e):t instanceof TreeNode&&this.map.set(t.tree,e)}get(t){return t instanceof BufferNode?this.getBuffer(t.context.buffer,t.index):t instanceof TreeNode?this.map.get(t.tree):void 0}cursorSet(t,e){t.buffer?this.setBuffer(t.buffer.buffer,t.index,e):this.map.set(t.tree,e)}cursorGet(t){return t.buffer?this.getBuffer(t.buffer.buffer,t.index):this.map.get(t.tree)}}class TreeFragment{constructor(t,e,i,n,o=!1,s=!1){this.from=t,this.to=e,this.tree=i,this.offset=n,this.open=(o?1:0)|(s?2:0)}get openStart(){return(1&this.open)>0}get openEnd(){return(2&this.open)>0}static addTree(t,e=[],i=!1){let n=[new TreeFragment(0,t.length,t,0,!1,i)];for(let i of e)i.to>t.length&&n.push(i);return n}static applyChanges(t,e,i=128){if(!e.length)return t;let n=[],o=1,s=t.length?t[0]:null;for(let r=0,l=0,a=0;;r++){let h=r=i)for(;s&&s.from=e.from||c<=e.to||a){let t=Math.max(e.from,l)-a,i=Math.min(e.to,c)-a;e=t>=i?null:new TreeFragment(t,i,e.tree,e.offset+a,r>0,!!h)}if(e&&n.push(e),s.to>c)break;s=onew Range(t.from,t.to))):[new Range(0,0)]:[new Range(0,t.length)],this.createParse(t,e||[],i)}parse(t,e,i){let n=this.startParse(t,e,i);for(;;){let t=n.advance();if(t)return t}}}class StringInput{constructor(t){this.string=t}get length(){return this.string.length}chunk(t){return this.string.slice(t)}get lineChunks(){return!1}read(t,e){return this.string.slice(t,e)}}new NodeProp({perNode:!0});let xs=0;class Tag{constructor(t,e,i,n){this.name=t,this.set=e,this.base=i,this.modified=n,this.id=xs++}toString(){let{name:t}=this;for(let e of this.modified)e.name&&(t=`${e.name}(${t})`);return t}static define(t,e){let i="string"==typeof t?t:"?";if(t instanceof Tag&&(e=t),null==e?void 0:e.base)throw new Error("Can not derive from a modified tag");let n=new Tag(i,[],null,[]);if(n.set.push(n),e)for(let t of e.set)n.set.push(t);return n}static defineModifier(t){let e=new Modifier(t);return t=>t.modified.indexOf(e)>-1?t:Modifier.get(t.base||t,t.modified.concat(e).sort(((t,e)=>t.id-e.id)))}}let ks=0;class Modifier{constructor(t){this.name=t,this.instances=[],this.id=ks++}static get(t,e){if(!e.length)return t;let i=e[0].instances.find((i=>{return i.base==t&&(n=e,o=i.modified,n.length==o.length&&n.every(((t,e)=>t==o[e])));var n,o}));if(i)return i;let n=[],o=new Tag(t.name,n,t,e);for(let t of e)t.instances.push(o);let s=function(t){let e=[[]];for(let i=0;ie.length-t.length))}(e);for(let e of t.set)if(!e.modified.length)for(let t of s)n.push(Modifier.get(e,t));return o}}function Os(t){let e=Object.create(null);for(let i in t){let n=t[i];Array.isArray(n)||(n=[n]);for(let t of i.split(" "))if(t){let i=[],o=2,s=t;for(let e=0;;){if("..."==s&&e>0&&e+3==t.length){o=1;break}let n=/^"(?:[^"\\]|\\.)*?"|[^\/!]+/.exec(s);if(!n)throw new RangeError("Invalid path: "+t);if(i.push("*"==n[0]?"":'"'==n[0][0]?JSON.parse(n[0]):n[0]),e+=n[0].length,e==t.length)break;let r=t[e++];if(e==t.length&&"!"==r){o=0;break}if("/"!=r)throw new RangeError("Invalid path: "+t);s=t.slice(e)}let r=i.length-1,l=i[r];if(!l)throw new RangeError("Invalid path: "+t);let a=new Rule(n,o,r>0?i.slice(0,r):null);e[l]=a.sort(e[l])}}return Cs.add(e)}const Cs=new NodeProp;class Rule{constructor(t,e,i,n){this.tags=t,this.mode=e,this.context=i,this.next=n}get opaque(){return 0==this.mode}get inherit(){return 1==this.mode}sort(t){return!t||t.depth{let e=o;for(let n of t)for(let t of n.set){let n=i[t.id];if(n){e=e?e+" "+n:n;break}}return e},scope:n}}function Ts(t,e,i,n=0,o=t.length){let s=new HighlightBuilder(n,Array.isArray(e)?e:[e],i);s.highlightRange(t.cursor(),n,o,"",s.highlighters),s.flush(o)}Rule.empty=new Rule([],2,null);class HighlightBuilder{constructor(t,e,i){this.at=t,this.highlighters=e,this.span=i,this.class=""}startSpan(t,e){e!=this.class&&(this.flush(t),t>this.at&&(this.at=t),this.class=e)}flush(t){t>this.at&&this.class&&this.span(this.at,t,this.class)}highlightRange(t,e,i,n,o){let{type:s,from:r,to:l}=t;if(r>=i||l<=e)return;s.isTop&&(o=this.highlighters.filter((t=>!t.scope||t.scope(s))));let a=n,h=function(t){let e=t.type.prop(Cs);for(;e&&e.context&&!t.matchContext(e.context);)e=e.next;return e||null}(t)||Rule.empty,c=function(t,e){let i=null;for(let n of t){let t=n.style(e);t&&(i=i?i+" "+t:t)}return i}(o,h.tags);if(c&&(a&&(a+=" "),a+=c,1==h.mode&&(n+=(n?" ":"")+c)),this.startSpan(Math.max(e,r),a),h.opaque)return;let d=t.tree&&t.tree.prop(NodeProp.mounted);if(d&&d.overlay){let s=t.node.enter(d.overlay[0].from+r,1),h=this.highlighters.filter((t=>!t.scope||t.scope(d.tree.type))),c=t.firstChild();for(let u=0,f=r;;u++){let p=u=g)&&t.nextSibling()););if(!p||g>i)break;f=p.to+r,f>e&&(this.highlightRange(s.cursor(),Math.max(e,p.from+r),Math.min(i,f),"",h),this.startSpan(Math.min(i,f),a))}c&&t.parent()}else if(t.firstChild()){d&&(n="");do{if(!(t.to<=e)){if(t.from>=i)break;this.highlightRange(t,e,i,n,o),this.startSpan(Math.min(i,t.to),a)}}while(t.nextSibling());t.parent()}}}const As=Tag.define,Es=As(),Ps=As(),Ds=As(Ps),Rs=As(Ps),Bs=As(),Ns=As(Bs),Ls=As(Bs),Vs=As(),Is=As(Vs),Fs=As(),Qs=As(),Ws=As(),zs=As(Ws),Hs=As(),$s={comment:Es,lineComment:As(Es),blockComment:As(Es),docComment:As(Es),name:Ps,variableName:As(Ps),typeName:Ds,tagName:As(Ds),propertyName:Rs,attributeName:As(Rs),className:As(Ps),labelName:As(Ps),namespace:As(Ps),macroName:As(Ps),literal:Bs,string:Ns,docString:As(Ns),character:As(Ns),attributeValue:As(Ns),number:Ls,integer:As(Ls),float:As(Ls),bool:As(Bs),regexp:As(Bs),escape:As(Bs),color:As(Bs),url:As(Bs),keyword:Fs,self:As(Fs),null:As(Fs),atom:As(Fs),unit:As(Fs),modifier:As(Fs),operatorKeyword:As(Fs),controlKeyword:As(Fs),definitionKeyword:As(Fs),moduleKeyword:As(Fs),operator:Qs,derefOperator:As(Qs),arithmeticOperator:As(Qs),logicOperator:As(Qs),bitwiseOperator:As(Qs),compareOperator:As(Qs),updateOperator:As(Qs),definitionOperator:As(Qs),typeOperator:As(Qs),controlOperator:As(Qs),punctuation:Ws,separator:As(Ws),bracket:zs,angleBracket:As(zs),squareBracket:As(zs),paren:As(zs),brace:As(zs),content:Vs,heading:Is,heading1:As(Is),heading2:As(Is),heading3:As(Is),heading4:As(Is),heading5:As(Is),heading6:As(Is),contentSeparator:As(Vs),list:As(Vs),quote:As(Vs),emphasis:As(Vs),strong:As(Vs),link:As(Vs),monospace:As(Vs),strikethrough:As(Vs),inserted:As(),deleted:As(),changed:As(),invalid:As(),meta:Hs,documentMeta:As(Hs),annotation:As(Hs),processingInstruction:As(Hs),definition:Tag.defineModifier("definition"),constant:Tag.defineModifier("constant"),function:Tag.defineModifier("function"),standard:Tag.defineModifier("standard"),local:Tag.defineModifier("local"),special:Tag.defineModifier("special")};for(let t in $s){let e=$s[t];e instanceof Tag&&(e.name=t)}var qs;Ms([{tag:$s.link,class:"tok-link"},{tag:$s.heading,class:"tok-heading"},{tag:$s.emphasis,class:"tok-emphasis"},{tag:$s.strong,class:"tok-strong"},{tag:$s.keyword,class:"tok-keyword"},{tag:$s.atom,class:"tok-atom"},{tag:$s.bool,class:"tok-bool"},{tag:$s.url,class:"tok-url"},{tag:$s.labelName,class:"tok-labelName"},{tag:$s.inserted,class:"tok-inserted"},{tag:$s.deleted,class:"tok-deleted"},{tag:$s.literal,class:"tok-literal"},{tag:$s.string,class:"tok-string"},{tag:$s.number,class:"tok-number"},{tag:[$s.regexp,$s.escape,$s.special($s.string)],class:"tok-string2"},{tag:$s.variableName,class:"tok-variableName"},{tag:$s.local($s.variableName),class:"tok-variableName tok-local"},{tag:$s.definition($s.variableName),class:"tok-variableName tok-definition"},{tag:$s.special($s.variableName),class:"tok-variableName2"},{tag:$s.definition($s.propertyName),class:"tok-propertyName tok-definition"},{tag:$s.typeName,class:"tok-typeName"},{tag:$s.namespace,class:"tok-namespace"},{tag:$s.className,class:"tok-className"},{tag:$s.macroName,class:"tok-macroName"},{tag:$s.propertyName,class:"tok-propertyName"},{tag:$s.operator,class:"tok-operator"},{tag:$s.comment,class:"tok-comment"},{tag:$s.meta,class:"tok-meta"},{tag:$s.invalid,class:"tok-invalid"},{tag:$s.punctuation,class:"tok-punctuation"}]);const Xs=new NodeProp;const Gs=new NodeProp;class Language{constructor(t,e,i=[],n=""){this.data=t,this.name=n,EditorState.prototype.hasOwnProperty("tree")||Object.defineProperty(EditorState.prototype,"tree",{get(){return Us(this)}}),this.parser=e,this.extension=[tr.of(this),EditorState.languageData.of(((t,e,i)=>{let n=_s(t,e,i),o=n.type.prop(Xs);if(!o)return[];let s=t.facet(o),r=n.type.prop(Gs);if(r){let o=n.resolve(e-n.from,i);for(let e of r)if(e.test(o,t)){let i=t.facet(e.facet);return"replace"==e.type?i:i.concat(s)}}return s}))].concat(i)}isActiveAt(t,e,i=-1){return _s(t,e,i).type.prop(Xs)==this.data}findRegions(t){let e=t.facet(tr);if((null==e?void 0:e.data)==this.data)return[{from:0,to:t.doc.length}];if(!e||!e.allowsNesting)return[];let i=[],n=(t,e)=>{if(t.prop(Xs)==this.data)return void i.push({from:e,to:e+t.length});let o=t.prop(NodeProp.mounted);if(o){if(o.tree.prop(Xs)==this.data){if(o.overlay)for(let t of o.overlay)i.push({from:t.from+e,to:t.to+e});else i.push({from:e,to:e+t.length});return}if(o.overlay){let t=i.length;if(n(o.tree,o.overlay[0].from+e),i.length>t)return}}for(let i=0;it.concat(i):void 0}));var i;return new LRLanguage(e,t.parser.configure({props:[Xs.add((t=>t.isTop?e:void 0))]}),t.name)}configure(t,e){return new LRLanguage(this.data,this.parser.configure(t),e||this.name)}get allowsNesting(){return this.parser.hasWrappers()}}function Us(t){let e=t.field(Language.state,!1);return e?e.tree:Tree.empty}class DocInput{constructor(t){this.doc=t,this.cursorPos=0,this.string="",this.cursor=t.iter()}get length(){return this.doc.length}syncTo(t){return this.string=this.cursor.next(t-this.cursorPos).value,this.cursorPos=t+this.string.length,this.cursorPos-this.string.length}chunk(t){return this.syncTo(t),this.string}get lineChunks(){return!0}read(t,e){let i=this.cursorPos-this.string.length;return t=this.cursorPos?this.doc.sliceString(t,e):this.string.slice(t-i,e-i)}}let js=null;class ParseContext{constructor(t,e,i=[],n,o,s,r,l){this.parser=t,this.state=e,this.fragments=i,this.tree=n,this.treeLen=o,this.viewport=s,this.skipped=r,this.scheduleOn=l,this.parse=null,this.tempSkipped=[]}static create(t,e,i){return new ParseContext(t,e,[],Tree.empty,0,i,[],null)}startParse(){return this.parser.startParse(new DocInput(this.state.doc),this.fragments)}work(t,e){return null!=e&&e>=this.state.doc.length&&(e=void 0),this.tree!=Tree.empty&&this.isDone(null!=e?e:this.state.doc.length)?(this.takeTree(),!0):this.withContext((()=>{var i;if("number"==typeof t){let e=Date.now()+t;t=()=>Date.now()>e}for(this.parse||(this.parse=this.startParse()),null!=e&&(null==this.parse.stoppedAt||this.parse.stoppedAt>e)&&e=this.treeLen&&((null==this.parse.stoppedAt||this.parse.stoppedAt>t)&&this.parse.stopAt(t),this.withContext((()=>{for(;!(e=this.parse.advance()););})),this.treeLen=t,this.tree=e,this.fragments=this.withoutTempSkipped(TreeFragment.addTree(this.tree,this.fragments,!0)),this.parse=null)}withContext(t){let e=js;js=this;try{return t()}finally{js=e}}withoutTempSkipped(t){for(let e;e=this.tempSkipped.pop();)t=Ys(t,e.from,e.to);return t}changes(t,e){let{fragments:i,tree:n,treeLen:o,viewport:s,skipped:r}=this;if(this.takeTree(),!t.empty){let e=[];if(t.iterChangedRanges(((t,i,n,o)=>e.push({fromA:t,toA:i,fromB:n,toB:o}))),i=TreeFragment.applyChanges(i,e),n=Tree.empty,o=0,s={from:t.mapPos(s.from,-1),to:t.mapPos(s.to,1)},this.skipped.length){r=[];for(let e of this.skipped){let i=t.mapPos(e.from,1),n=t.mapPos(e.to,-1);it.from&&(this.fragments=Ys(this.fragments,i,n),this.skipped.splice(e--,1))}return!(this.skipped.length>=e)&&(this.reset(),!0)}reset(){this.parse&&(this.takeTree(),this.parse=null)}skipUntilInView(t,e){this.skipped.push({from:t,to:e})}static getSkippingParser(t){return new class extends Parser{createParse(e,i,n){let o=n[0].from,s=n[n.length-1].to;return{parsedPos:o,advance(){let e=js;if(e){for(let t of n)e.tempSkipped.push(t);t&&(e.scheduleOn=e.scheduleOn?Promise.all([e.scheduleOn,t]):t)}return this.parsedPos=s,new Tree(NodeType.none,[],[],s-o)},stoppedAt:null,stopAt(){}}}}}isDone(t){t=Math.min(t,this.state.doc.length);let e=this.fragments;return this.treeLen>=t&&e.length&&0==e[0].from&&e[0].to>=t}static get(){return js}}function Ys(t,e,i){return TreeFragment.applyChanges(t,[{fromA:e,toA:i,fromB:e,toB:i}])}class LanguageState{constructor(t){this.context=t,this.tree=t.tree}apply(t){if(!t.docChanged&&this.tree==this.context.tree)return this;let e=this.context.changes(t.changes,t.state),i=this.context.treeLen==t.startState.doc.length?void 0:Math.max(t.changes.mapPos(this.context.treeLen),e.viewport.to);return e.work(20,i)||e.takeTree(),new LanguageState(e)}static init(t){let e=Math.min(3e3,t.doc.length),i=ParseContext.create(t.facet(tr).parser,t,{from:0,to:e});return i.work(20,e)||i.takeTree(),new LanguageState(i)}}Language.state=StateField.define({create:LanguageState.init,update(t,e){for(let t of e.effects)if(t.is(Language.setState))return t.value;return e.startState.facet(tr)!=e.state.facet(tr)?LanguageState.init(e.state):t.apply(e)}});let Ks=t=>{let e=setTimeout((()=>t()),500);return()=>clearTimeout(e)};"undefined"!=typeof requestIdleCallback&&(Ks=t=>{let e=-1,i=setTimeout((()=>{e=requestIdleCallback(t,{timeout:400})}),100);return()=>e<0?clearTimeout(i):cancelIdleCallback(e)});const Zs="undefined"!=typeof navigator&&(null===(qs=navigator.scheduling)||void 0===qs?void 0:qs.isInputPending)?()=>navigator.scheduling.isInputPending():null,Js=ViewPlugin.fromClass(class ParseWorker{constructor(t){this.view=t,this.working=null,this.workScheduled=0,this.chunkEnd=-1,this.chunkBudget=-1,this.work=this.work.bind(this),this.scheduleWork()}update(t){let e=this.view.state.field(Language.state).context;(e.updateViewport(t.view.viewport)||this.view.viewport.to>e.treeLen)&&this.scheduleWork(),(t.docChanged||t.selectionSet)&&(this.view.hasFocus&&(this.chunkBudget+=50),this.scheduleWork()),this.checkAsyncSchedule(e)}scheduleWork(){if(this.working)return;let{state:t}=this.view,e=t.field(Language.state);e.tree==e.context.tree&&e.context.isDone(t.doc.length)||(this.working=Ks(this.work))}work(t){this.working=null;let e=Date.now();if(this.chunkEndn+1e3,l=o.context.work((()=>Zs&&Zs()||Date.now()>s),n+(r?0:1e5));this.chunkBudget-=Date.now()-e,(l||this.chunkBudget<=0)&&(o.context.takeTree(),this.view.dispatch({effects:Language.setState.of(new LanguageState(o.context))})),this.chunkBudget>0&&(!l||r)&&this.scheduleWork(),this.checkAsyncSchedule(o.context)}checkAsyncSchedule(t){t.scheduleOn&&(this.workScheduled++,t.scheduleOn.then((()=>this.scheduleWork())).catch((t=>Je(this.view.state,t))).then((()=>this.workScheduled--)),t.scheduleOn=null)}destroy(){this.working&&this.working()}isWorking(){return!!(this.working||this.workScheduled>0)}},{eventHandlers:{focus(){this.scheduleWork()}}}),tr=Facet.define({combine:t=>t.length?t[0]:null,enables:t=>[Language.state,Js,EditorView.contentAttributes.compute([t],(e=>{let i=e.facet(t);return i&&i.name?{"data-language":i.name}:{}}))]});class LanguageSupport{constructor(t,e=[]){this.language=t,this.support=e,this.extension=[t,e]}}const er=Facet.define(),ir=Facet.define({combine:t=>{if(!t.length)return" ";let e=t[0];if(!e||/\S/.test(e)||Array.from(e).some((t=>t!=e[0])))throw new Error("Invalid indent unit: "+JSON.stringify(t[0]));return e}});function nr(t){let e=t.facet(ir);return 9==e.charCodeAt(0)?t.tabSize*e.length:e.length}function or(t,e){let i="",n=t.tabSize,o=t.facet(ir)[0];if("\t"==o){for(;e>=n;)i+="\t",e-=n;o=" "}for(let t=0;t=e?function(t,e,i){let n=e.resolveStack(i),o=e.resolveInner(i,-1).resolve(i,0).enterUnfinishedNodesBefore(i);if(o!=n.node){let t=[];for(let e=o;e&&(e.from!=n.node.from||e.type!=n.node.type);e=e.parent)t.push(e);for(let e=t.length-1;e>=0;e--)n={node:t[e],next:n}}return lr(n,t,i)}(t,i,e):null}class IndentContext{constructor(t,e={}){this.state=t,this.options=e,this.unit=nr(t)}lineAt(t,e=1){let i=this.state.doc.lineAt(t),{simulateBreak:n,simulateDoubleBreak:o}=this.options;return null!=n&&n>=i.from&&n<=i.to?o&&n==t?{text:"",from:t}:(e<0?n-1&&(o+=s-this.countColumn(i,i.search(/\S|$/))),o}countColumn(t,e=t.length){return pt(t,this.state.tabSize,e)}lineIndent(t,e=1){let{text:i,from:n}=this.lineAt(t,e),o=this.options.overrideIndentation;if(o){let t=o(n);if(t>-1)return t}return this.countColumn(i,i.search(/\S|$/))}get simulatedBreak(){return this.options.simulateBreak||null}}const rr=new NodeProp;function lr(t,e,i){for(let n=t;n;n=n.next){let t=ar(n.node);if(t)return t(TreeIndentContext.create(e,i,n))}return 0}function ar(t){let e=t.type.prop(rr);if(e)return e;let i,n=t.firstChild;if(n&&(i=n.type.prop(NodeProp.closedBy))){let e=t.lastChild,n=e&&i.indexOf(e.name)>-1;return t=>function(t,e,i,n,o){let s=t.textAfter.match(/^\s*/)[0].length,r=o==t.pos+s,l=function(t){let e=t.node,i=e.childAfter(e.from),n=e.lastChild;if(!i)return null;let o=t.options.simulateBreak,s=t.state.doc.lineAt(i.from),r=null==o||o<=s.from?s.to:Math.min(s.to,o);for(let t=i.to;;){let o=e.childAfter(t);if(!o||o==n)return null;if(!o.type.isSkipped){if(o.from>=r)return null;let t=/^ */.exec(s.text.slice(i.to-s.from))[0].length;return{from:i.from,to:i.to+t}}t=o.to}}(t);return l?r?t.column(l.from):t.column(l.to):t.baseIndent+(r?0:t.unit*i)}(t,0,1,0,n&&!function(t){return t.pos==t.options.simulateBreak&&t.options.simulateDoubleBreak}(t)?e.from:void 0)}return null==t.parent?hr:null}function hr(){return 0}class TreeIndentContext extends IndentContext{constructor(t,e,i){super(t.state,t.options),this.base=t,this.pos=e,this.context=i}get node(){return this.context.node}static create(t,e,i){return new TreeIndentContext(t,e,i)}get textAfter(){return this.textAfterPos(this.pos)}get baseIndent(){return this.baseIndentFor(this.node)}baseIndentFor(t){let e=this.state.doc.lineAt(t.from);for(;;){let i=t.resolve(e.from);for(;i.parent&&i.parent.from==i.from;)i=i.parent;if(cr(i,t))break;e=this.state.doc.lineAt(i.from)}return this.lineIndent(e.from)}continue(){return lr(this.context.next,this.base,this.pos)}}function cr(t,e){for(let i=e;i;i=i.parent)if(t==i)return!0;return!1}function dr({except:t,units:e=1}={}){return i=>{let n=t&&t.test(i.textAfter);return i.baseIndent+(n?0:e*i.unit)}}const ur=Facet.define(),fr=new NodeProp;function pr(t){let e=t.lastChild;return e&&e.to==t.to&&e.type.isError}function gr(t,e,i){for(let n of t.facet(ur)){let o=n(t,e,i);if(o)return o}return function(t,e,i){let n=Us(t);if(n.lengthi)continue;if(o&&r.from=e&&n.to>i&&(o=n)}}return o}(t,e,i)}function mr(t,e){let i=e.mapPos(t.from,1),n=e.mapPos(t.to,-1);return i>=n?void 0:{from:i,to:n}}const wr=StateEffect.define({map:mr}),vr=StateEffect.define({map:mr});function br(t){let e=[];for(let{head:i}of t.state.selection.ranges)e.some((t=>t.from<=i&&t.to>=i))||e.push(t.lineBlockAt(i));return e}const yr=StateField.define({create:()=>Decoration.none,update(t,e){t=t.map(e.changes);for(let i of e.effects)if(i.is(wr)&&!xr(t,i.value.from,i.value.to)){let{preparePlaceholder:n}=e.state.facet(Tr),o=n?Decoration.replace({widget:new PreparedFoldWidget(n(e.state,i.value))}):Pr;t=t.update({add:[o.range(i.value.from,i.value.to)]})}else i.is(vr)&&(t=t.update({filter:(t,e)=>i.value.from!=t||i.value.to!=e,filterFrom:i.value.from,filterTo:i.value.to}));if(e.selection){let i=!1,{head:n}=e.selection.main;t.between(n,n,((t,e)=>{tn&&(i=!0)})),i&&(t=t.update({filterFrom:n,filterTo:n,filter:(t,e)=>e<=n||t>=n}))}return t},provide:t=>EditorView.decorations.from(t),toJSON(t,e){let i=[];return t.between(0,e.doc.length,((t,e)=>{i.push(t,e)})),i},fromJSON(t){if(!Array.isArray(t)||t.length%2)throw new RangeError("Invalid JSON for fold state");let e=[];for(let i=0;i{(!o||o.from>t)&&(o={from:t,to:e})})),o}function xr(t,e,i){let n=!1;return t.between(e,e,((t,o)=>{t==e&&o==i&&(n=!0)})),n}function kr(t,e){return t.field(yr,!1)?e:e.concat(StateEffect.appendConfig.of(Ar()))}function Or(t,e,i=!0){let n=t.state.doc.lineAt(e.from).number,o=t.state.doc.lineAt(e.to).number;return EditorView.announce.of(`${t.state.phrase(i?"Folded lines":"Unfolded lines")} ${n} ${t.state.phrase("to")} ${o}.`)}const Cr=[{key:"Ctrl-Shift-[",mac:"Cmd-Alt-[",run:t=>{for(let e of br(t)){let i=gr(t.state,e.from,e.to);if(i)return t.dispatch({effects:kr(t.state,[wr.of(i),Or(t,i)])}),!0}return!1}},{key:"Ctrl-Shift-]",mac:"Cmd-Alt-]",run:t=>{if(!t.state.field(yr,!1))return!1;let e=[];for(let i of br(t)){let n=Sr(t.state,i.from,i.to);n&&e.push(vr.of(n),Or(t,n,!1))}return e.length&&t.dispatch({effects:e}),e.length>0}},{key:"Ctrl-Alt-[",run:t=>{let{state:e}=t,i=[];for(let n=0;n{let e=t.state.field(yr,!1);if(!e||!e.size)return!1;let i=[];return e.between(0,t.state.doc.length,((t,e)=>{i.push(vr.of({from:t,to:e}))})),t.dispatch({effects:i}),!0}}],Mr={placeholderDOM:null,preparePlaceholder:null,placeholderText:"…"},Tr=Facet.define({combine:t=>ot(t,Mr)});function Ar(t){return[yr,Br]}function Er(t,e){let{state:i}=t,n=i.facet(Tr),o=e=>{let i=t.lineBlockAt(t.posAtDOM(e.target)),n=Sr(t.state,i.from,i.to);n&&t.dispatch({effects:vr.of(n)}),e.preventDefault()};if(n.placeholderDOM)return n.placeholderDOM(t,o,e);let s=document.createElement("span");return s.textContent=n.placeholderText,s.setAttribute("aria-label",i.phrase("folded code")),s.title=i.phrase("unfold"),s.className="cm-foldPlaceholder",s.onclick=o,s}const Pr=Decoration.replace({widget:new class extends WidgetType{toDOM(t){return Er(t,null)}}});class PreparedFoldWidget extends WidgetType{constructor(t){super(),this.value=t}eq(t){return this.value==t.value}toDOM(t){return Er(t,this.value)}}const Dr={openText:"⌄",closedText:"›",markerDOM:null,domEventHandlers:{},foldingChanged:()=>!1};class FoldMarker extends GutterMarker{constructor(t,e){super(),this.config=t,this.open=e}eq(t){return this.config==t.config&&this.open==t.open}toDOM(t){if(this.config.markerDOM)return this.config.markerDOM(this.open);let e=document.createElement("span");return e.textContent=this.open?this.config.openText:this.config.closedText,e.title=t.state.phrase(this.open?"Fold line":"Unfold line"),e}}function Rr(t={}){let e=Object.assign(Object.assign({},Dr),t),i=new FoldMarker(e,!0),n=new FoldMarker(e,!1),o=ViewPlugin.fromClass(class{constructor(t){this.from=t.viewport.from,this.markers=this.buildMarkers(t)}update(t){(t.docChanged||t.viewportChanged||t.startState.facet(tr)!=t.state.facet(tr)||t.startState.field(yr,!1)!=t.state.field(yr,!1)||Us(t.startState)!=Us(t.state)||e.foldingChanged(t))&&(this.markers=this.buildMarkers(t.view))}buildMarkers(t){let e=new RangeSetBuilder;for(let o of t.viewportLineBlocks){let s=Sr(t.state,o.from,o.to)?n:gr(t.state,o.from,o.to)?i:null;s&&e.add(o.from,o.from,s)}return e.finish()}}),{domEventHandlers:s}=e;return[o,Go({class:"cm-foldGutter",markers(t){var e;return(null===(e=t.plugin(o))||void 0===e?void 0:e.markers)||RangeSet.empty},initialSpacer:()=>new FoldMarker(e,!1),domEventHandlers:Object.assign(Object.assign({},s),{click:(t,e,i)=>{if(s.click&&s.click(t,e,i))return!0;let n=Sr(t.state,e.from,e.to);if(n)return t.dispatch({effects:vr.of(n)}),!0;let o=gr(t.state,e.from,e.to);return!!o&&(t.dispatch({effects:wr.of(o)}),!0)}})}),Ar()]}const Br=EditorView.baseTheme({".cm-foldPlaceholder":{backgroundColor:"#eee",border:"1px solid #ddd",color:"#888",borderRadius:".2em",margin:"0 1px",padding:"0 1px",cursor:"pointer"},".cm-foldGutter span":{padding:"0 1px",cursor:"pointer"}});class HighlightStyle{constructor(t,e){let i;function n(t){let e=StyleModule.newName();return(i||(i=Object.create(null)))["."+e]=t,e}this.specs=t;const o="string"==typeof e.all?e.all:e.all?n(e.all):void 0,s=e.scope;this.scope=s instanceof Language?t=>t.prop(Xs)==s.data:s?t=>t==s:void 0,this.style=Ms(t.map((t=>({tag:t.tag,class:t.class||n(Object.assign({},t,{tag:null}))}))),{all:o}).style,this.module=i?new StyleModule(i):null,this.themeType=e.themeType}static define(t,e){return new HighlightStyle(t,e||{})}}const Nr=Facet.define(),Lr=Facet.define({combine:t=>t.length?[t[0]]:null});function Vr(t){let e=t.facet(Nr);return e.length?e:t.facet(Lr)}function Ir(t,e){let i,n=[Fr];return t instanceof HighlightStyle&&(t.module&&n.push(EditorView.styleModule.of(t.module)),i=t.themeType),(null==e?void 0:e.fallback)?n.push(Lr.of(t)):i?n.push(Nr.computeN([EditorView.darkTheme],(e=>e.facet(EditorView.darkTheme)==("dark"==i)?[t]:[]))):n.push(Nr.of(t)),n}class TreeHighlighter{constructor(t){this.markCache=Object.create(null),this.tree=Us(t.state),this.decorations=this.buildDeco(t,Vr(t.state)),this.decoratedTo=t.viewport.to}update(t){let e=Us(t.state),i=Vr(t.state),n=i!=Vr(t.startState),{viewport:o}=t.view,s=t.changes.mapPos(this.decoratedTo,1);e.length=o.to?(this.decorations=this.decorations.map(t.changes),this.decoratedTo=s):(e!=this.tree||t.viewportChanged||n)&&(this.tree=e,this.decorations=this.buildDeco(t.view,i),this.decoratedTo=o.to)}buildDeco(t,e){if(!e||!this.tree.length)return Decoration.none;let i=new RangeSetBuilder;for(let{from:n,to:o}of t.visibleRanges)Ts(this.tree,e,((t,e,n)=>{i.add(t,e,this.markCache[n]||(this.markCache[n]=Decoration.mark({class:n})))}),n,o);return i.finish()}}const Fr=F.high(ViewPlugin.fromClass(TreeHighlighter,{decorations:t=>t.decorations})),Qr=HighlightStyle.define([{tag:$s.meta,color:"#404740"},{tag:$s.link,textDecoration:"underline"},{tag:$s.heading,textDecoration:"underline",fontWeight:"bold"},{tag:$s.emphasis,fontStyle:"italic"},{tag:$s.strong,fontWeight:"bold"},{tag:$s.strikethrough,textDecoration:"line-through"},{tag:$s.keyword,color:"#708"},{tag:[$s.atom,$s.bool,$s.url,$s.contentSeparator,$s.labelName],color:"#219"},{tag:[$s.literal,$s.inserted],color:"#164"},{tag:[$s.string,$s.deleted],color:"#a11"},{tag:[$s.regexp,$s.escape,$s.special($s.string)],color:"#e40"},{tag:$s.definition($s.variableName),color:"#00f"},{tag:$s.local($s.variableName),color:"#30a"},{tag:[$s.typeName,$s.namespace],color:"#085"},{tag:$s.className,color:"#167"},{tag:[$s.special($s.variableName),$s.macroName],color:"#256"},{tag:$s.definition($s.propertyName),color:"#00c"},{tag:$s.comment,color:"#940"},{tag:$s.invalid,color:"#f00"}]),Wr=EditorView.baseTheme({"&.cm-focused .cm-matchingBracket":{backgroundColor:"#328c8252"},"&.cm-focused .cm-nonmatchingBracket":{backgroundColor:"#bb555544"}}),zr="()[]{}",Hr=Facet.define({combine:t=>ot(t,{afterCursor:!0,brackets:zr,maxScanDistance:1e4,renderMatch:Xr})}),$r=Decoration.mark({class:"cm-matchingBracket"}),qr=Decoration.mark({class:"cm-nonmatchingBracket"});function Xr(t){let e=[],i=t.matched?$r:qr;return e.push(i.range(t.start.from,t.start.to)),t.end&&e.push(i.range(t.end.from,t.end.to)),e}const Gr=StateField.define({create:()=>Decoration.none,update(t,e){if(!e.docChanged&&!e.selection)return t;let i=[],n=e.state.facet(Hr);for(let t of e.state.selection.ranges){if(!t.empty)continue;let o=Zr(e.state,t.head,-1,n)||t.head>0&&Zr(e.state,t.head-1,1,n)||n.afterCursor&&(Zr(e.state,t.head,1,n)||t.headEditorView.decorations.from(t)}),_r=[Gr,Wr];function Ur(t={}){return[Hr.of(t),_r]}const jr=new NodeProp;function Yr(t,e,i){let n=t.prop(e<0?NodeProp.openedBy:NodeProp.closedBy);if(n)return n;if(1==t.name.length){let n=i.indexOf(t.name);if(n>-1&&n%2==(e<0?1:0))return[i[n+e]]}return null}function Kr(t){let e=t.type.prop(jr);return e?e(t.node):t}function Zr(t,e,i,n={}){let o=n.maxScanDistance||1e4,s=n.brackets||zr,r=Us(t),l=r.resolveInner(e,i);for(let n=l;n;n=n.parent){let o=Yr(n.type,i,s);if(o&&n.from0?e>=r.from&&er.from&&e<=r.to))return Jr(t,e,i,n,r,o,s)}}return function(t,e,i,n,o,s,r){let l=i<0?t.sliceDoc(e-1,e):t.sliceDoc(e,e+1),a=r.indexOf(l);if(a<0||a%2==0!=i>0)return null;let h={from:i<0?e-1:e,to:i>0?e+1:e},c=t.doc.iterRange(e,i>0?t.doc.length:0),d=0;for(let t=0;!c.next().done&&t<=s;){let s=c.value;i<0&&(t+=s.length);let l=e+t*i;for(let t=i>0?0:s.length-1,e=i>0?s.length:-1;t!=e;t+=i){let e=r.indexOf(s[t]);if(!(e<0||n.resolveInner(l+t,1).type!=o))if(e%2==0==i>0)d++;else{if(1==d)return{start:h,end:{from:l+t,to:l+t+1},matched:e>>1==a>>1};d--}}i>0&&(t+=s.length)}return c.done?{start:h,matched:!1}:null}(t,e,i,r,l.type,o,s)}function Jr(t,e,i,n,o,s,r){let l=n.parent,a={from:o.from,to:o.to},h=0,c=null==l?void 0:l.cursor();if(c&&(i<0?c.childBefore(n.from):c.childAfter(n.to)))do{if(i<0?c.to<=n.from:c.from>=n.to){if(0==h&&s.indexOf(c.type.name)>-1&&c.from-1||(il.push(t),console.warn(e))}function rl(t,e){let i=[];for(let n of e.split(" ")){let e=[];for(let i of n.split(".")){let n=t[i]||$s[i];n?"function"==typeof n?e.length?e=e.map(n):sl(i,`Modifier ${i} used at start of tag`):e.length?sl(i,`Tag ${i} used as modifier`):e=Array.isArray(n)?n:[n]:sl(i,`Unknown highlighting tag ${i}`)}for(let t of e)i.push(t)}if(!i.length)return 0;let n=e.replace(/ /g,"_"),o=n+" "+i.map((t=>t.id)),s=nl[o];if(s)return s.id;let r=nl[o]=NodeType.define({id:el.length,name:n,props:[Os({[n]:i})]});return el.push(r),r.id}Se.RTL,Se.LTR;function ll(t,e){return({state:i,dispatch:n})=>{if(i.readOnly)return!1;let o=t(e,i);return!!o&&(n(i.update(o)),!0)}}const al=ll(pl,0),hl=ll(fl,0),cl=ll(((t,e)=>fl(t,e,function(t){let e=[];for(let i of t.selection.ranges){let n=t.doc.lineAt(i.from),o=i.to<=n.to?n:t.doc.lineAt(i.to);o.from>n.from&&o.from==i.to&&(o=i.to==n.to+1?n:t.doc.lineAt(i.to-1));let s=e.length-1;s>=0&&e[s].to>n.from?e[s].to=o.to:e.push({from:n.from+/^\s*/.exec(n.text)[0].length,to:o.to})}return e}(e))),0);function dl(t,e){let i=t.languageDataAt("commentTokens",e);return i.length?i[0]:{}}const ul=50;function fl(t,e,i=e.selection.ranges){let n=i.map((t=>dl(e,t.from).block));if(!n.every((t=>t)))return null;let o=i.map(((t,i)=>function(t,{open:e,close:i},n,o){let s,r,l=t.sliceDoc(n-ul,n),a=t.sliceDoc(o,o+ul),h=/\s*$/.exec(l)[0].length,c=/^\s*/.exec(a)[0].length,d=l.length-h;if(l.slice(d-e.length,d)==e&&a.slice(c,c+i.length)==i)return{open:{pos:n-h,margin:h&&1},close:{pos:o+c,margin:c&&1}};o-n<=2*ul?s=r=t.sliceDoc(n,o):(s=t.sliceDoc(n,n+ul),r=t.sliceDoc(o-ul,o));let u=/^\s*/.exec(s)[0].length,f=/\s*$/.exec(r)[0].length,p=r.length-f-i.length;return s.slice(u,u+e.length)==e&&r.slice(p,p+i.length)==i?{open:{pos:n+u+e.length,margin:/\s/.test(s.charAt(u+e.length))?1:0},close:{pos:o-f-i.length,margin:/\s/.test(r.charAt(p-1))?1:0}}:null}(e,n[i],t.from,t.to)));if(2!=t&&!o.every((t=>t)))return{changes:e.changes(i.map(((t,e)=>o[e]?[]:[{from:t.from,insert:n[e].open+" "},{from:t.to,insert:" "+n[e].close}])))};if(1!=t&&o.some((t=>t))){let t=[];for(let e,i=0;io&&(t==s||s>a.from)){o=a.from;let t=/^\s*/.exec(a.text)[0].length,e=t==a.length,i=a.text.slice(t,t+l.length)==l?t:-1;tt.comment<0&&(!t.empty||t.single)))){let t=[];for(let{line:e,token:i,indent:o,empty:s,single:r}of n)!r&&s||t.push({from:e.from+o,insert:i+" "});let i=e.changes(t);return{changes:i,selection:e.selection.map(i,1)}}if(1!=t&&n.some((t=>t.comment>=0))){let t=[];for(let{line:e,comment:i,token:o}of n)if(i>=0){let n=e.from+i,s=n+o.length;" "==e.text[s-e.from]&&s++,t.push({from:n,to:s})}return{changes:t}}return null}const gl=Annotation.define(),ml=Annotation.define(),wl=Facet.define(),vl=Facet.define({combine:t=>ot(t,{minDepth:100,newGroupDelay:500,joinToEvent:(t,e)=>e},{minDepth:Math.max,newGroupDelay:Math.min,joinToEvent:(t,e)=>(i,n)=>t(i,n)||e(i,n)})}),bl=StateField.define({create:()=>HistoryState.empty,update(t,e){let i=e.state.facet(vl),n=e.annotation(gl);if(n){let o=HistEvent.fromTransaction(e,n.selection),s=n.side,r=0==s?t.undone:t.done;return r=o?Ml(r,r.length,i.minDepth,o):Pl(r,e.startState.selection),new HistoryState(0==s?n.rest:r,0==s?r:n.rest)}let o=e.annotation(ml);if("full"!=o&&"before"!=o||(t=t.isolate()),!1===e.annotation(Transaction.addToHistory))return e.changes.empty?t:t.addMapping(e.changes.desc);let s=HistEvent.fromTransaction(e),r=e.annotation(Transaction.time),l=e.annotation(Transaction.userEvent);return s?t=t.addChanges(s,r,l,i,e):e.selection&&(t=t.addSelection(e.startState.selection,r,l,i.newGroupDelay)),"full"!=o&&"after"!=o||(t=t.isolate()),t},toJSON:t=>({done:t.done.map((t=>t.toJSON())),undone:t.undone.map((t=>t.toJSON()))}),fromJSON:t=>new HistoryState(t.done.map(HistEvent.fromJSON),t.undone.map(HistEvent.fromJSON))});function yl(t={}){return[bl,vl.of(t),EditorView.domEventHandlers({beforeinput(t,e){let i="historyUndo"==t.inputType?xl:"historyRedo"==t.inputType?kl:null;return!!i&&(t.preventDefault(),i(e))}})]}function Sl(t,e){return function({state:i,dispatch:n}){if(!e&&i.readOnly)return!1;let o=i.field(bl,!1);if(!o)return!1;let s=o.pop(t,i,e);return!!s&&(n(s),!0)}}const xl=Sl(0,!1),kl=Sl(1,!1),Ol=Sl(0,!0),Cl=Sl(1,!0);class HistEvent{constructor(t,e,i,n,o){this.changes=t,this.effects=e,this.mapped=i,this.startSelection=n,this.selectionsAfter=o}setSelAfter(t){return new HistEvent(this.changes,this.effects,this.mapped,this.startSelection,t)}toJSON(){var t,e,i;return{changes:null===(t=this.changes)||void 0===t?void 0:t.toJSON(),mapped:null===(e=this.mapped)||void 0===e?void 0:e.toJSON(),startSelection:null===(i=this.startSelection)||void 0===i?void 0:i.toJSON(),selectionsAfter:this.selectionsAfter.map((t=>t.toJSON()))}}static fromJSON(t){return new HistEvent(t.changes&&ChangeSet.fromJSON(t.changes),[],t.mapped&&ChangeDesc.fromJSON(t.mapped),t.startSelection&&EditorSelection.fromJSON(t.startSelection),t.selectionsAfter.map(EditorSelection.fromJSON))}static fromTransaction(t,e){let i=Al;for(let e of t.startState.facet(wl)){let n=e(t);n.length&&(i=i.concat(n))}return!i.length&&t.changes.empty?null:new HistEvent(t.changes.invert(t.startState.doc),i,void 0,e||t.startState.selection,Al)}static selection(t){return new HistEvent(void 0,Al,void 0,void 0,t)}}function Ml(t,e,i,n){let o=e+1>i+20?e-i-1:0,s=t.slice(o,e);return s.push(n),s}function Tl(t,e){return t.length?e.length?t.concat(e):t:e}const Al=[],El=200;function Pl(t,e){if(t.length){let i=t[t.length-1],n=i.selectionsAfter.slice(Math.max(0,i.selectionsAfter.length-El));return n.length&&n[n.length-1].eq(e)?t:(n.push(e),Ml(t,t.length-1,1e9,i.setSelAfter(n)))}return[HistEvent.selection([e])]}function Dl(t){let e=t[t.length-1],i=t.slice();return i[t.length-1]=e.setSelAfter(e.selectionsAfter.slice(0,e.selectionsAfter.length-1)),i}function Rl(t,e){if(!t.length)return t;let i=t.length,n=Al;for(;i;){let o=Bl(t[i-1],e,n);if(o.changes&&!o.changes.empty||o.effects.length){let e=t.slice(0,i);return e[i-1]=o,e}e=o.mapped,i--,n=o.selectionsAfter}return n.length?[HistEvent.selection(n)]:Al}function Bl(t,e,i){let n=Tl(t.selectionsAfter.length?t.selectionsAfter.map((t=>t.map(e))):Al,i);if(!t.changes)return HistEvent.selection(n);let o=t.changes.map(e),s=e.mapDesc(t.changes,!0),r=t.mapped?t.mapped.composeDesc(s):s;return new HistEvent(o,StateEffect.mapEffects(t.effects,e),r,t.startSelection.map(s),n)}const Nl=/^(input\.type|delete)($|\.)/;class HistoryState{constructor(t,e,i=0,n=void 0){this.done=t,this.undone=e,this.prevTime=i,this.prevUserEvent=n}isolate(){return this.prevTime?new HistoryState(this.done,this.undone):this}addChanges(t,e,i,n,o){let s=this.done,r=s[s.length-1];return s=r&&r.changes&&!r.changes.empty&&t.changes&&(!i||Nl.test(i))&&(!r.selectionsAfter.length&&e-this.prevTimei.push(t,e))),e.iterChangedRanges(((t,e,o,s)=>{for(let t=0;t=e&&o<=r&&(n=!0)}})),n}(r.changes,t.changes))||"input.type.compose"==i)?Ml(s,s.length-1,n.minDepth,new HistEvent(t.changes.compose(r.changes),Tl(StateEffect.mapEffects(t.effects,r.changes),r.effects),r.mapped,r.startSelection,Al)):Ml(s,s.length,n.minDepth,t),new HistoryState(s,Al,e,i)}addSelection(t,e,i,n){let o=this.done.length?this.done[this.done.length-1].selectionsAfter:Al;return o.length>0&&e-this.prevTimet.empty!=r.ranges[e].empty)).length)?this:new HistoryState(Pl(this.done,t),this.undone,e,i);var s,r}addMapping(t){return new HistoryState(Rl(this.done,t),Rl(this.undone,t),this.prevTime,this.prevUserEvent)}pop(t,e,i){let n=0==t?this.done:this.undone;if(0==n.length)return null;let o=n[n.length-1],s=o.selectionsAfter[0]||e.selection;if(i&&o.selectionsAfter.length)return e.update({selection:o.selectionsAfter[o.selectionsAfter.length-1],annotations:gl.of({side:t,rest:Dl(n),selection:s}),userEvent:0==t?"select.undo":"select.redo",scrollIntoView:!0});if(o.changes){let i=1==n.length?Al:n.slice(0,n.length-1);return o.mapped&&(i=Rl(i,o.mapped)),e.update({changes:o.changes,selection:o.startSelection,effects:o.effects,annotations:gl.of({side:t,rest:i,selection:s}),filter:!1,userEvent:0==t?"undo":"redo",scrollIntoView:!0})}return null}}HistoryState.empty=new HistoryState(Al,Al);const Ll=[{key:"Mod-z",run:xl,preventDefault:!0},{key:"Mod-y",mac:"Mod-Shift-z",run:kl,preventDefault:!0},{linux:"Ctrl-Shift-z",run:kl,preventDefault:!0},{key:"Mod-u",run:Ol,preventDefault:!0},{key:"Alt-u",mac:"Mod-Shift-u",run:Cl,preventDefault:!0}];function Vl(t,e){return EditorSelection.create(t.ranges.map(e),t.mainIndex)}function Il(t,e){return t.update({selection:e,scrollIntoView:!0,userEvent:"select"})}function Fl({state:t,dispatch:e},i){let n=Vl(t.selection,i);return!n.eq(t.selection,!0)&&(e(Il(t,n)),!0)}function Ql(t,e){return EditorSelection.cursor(e?t.to:t.from)}function Wl(t,e){return Fl(t,(i=>i.empty?t.moveByChar(i,e):Ql(i,e)))}function zl(t){return t.textDirectionAt(t.state.selection.main.head)==Se.LTR}const Hl=t=>Wl(t,!zl(t)),$l=t=>Wl(t,zl(t));function ql(t,e){return Fl(t,(i=>i.empty?t.moveByGroup(i,e):Ql(i,e)))}function Xl(t,e,i){if(e.type.prop(i))return!0;let n=e.to-e.from;return n&&(n>2||/[^\s,.;:]/.test(t.sliceDoc(e.from,e.to)))||e.firstChild}function Gl(t,e,i){let n,o,s=Us(t).resolveInner(e.head),r=i?NodeProp.closedBy:NodeProp.openedBy;for(let n=e.head;;){let e=i?s.childAfter(n):s.childBefore(n);if(!e)break;Xl(t,e,r)?s=e:n=i?e.to:e.from}return o=s.type.prop(r)&&(n=i?Zr(t,s.from,1):Zr(t,s.to,-1))&&n.matched?i?n.end.to:n.end.from:i?s.to:s.from,EditorSelection.cursor(o,i?-1:1)}function _l(t,e){return Fl(t,(i=>{if(!i.empty)return Ql(i,e);let n=t.moveVertically(i,e);return n.head!=i.head?n:t.moveToLineBoundary(i,e)}))}const Ul=t=>_l(t,!1),jl=t=>_l(t,!0);function Yl(t){let e,i=t.scrollDOM.clientHeighti.empty?t.moveVertically(i,e,n.height):Ql(i,e)));if(s.eq(o.selection))return!1;if(n.selfScroll){let e=t.coordsAtPos(o.selection.main.head),r=t.scrollDOM.getBoundingClientRect(),l=r.top+n.marginTop,a=r.bottom-n.marginBottom;e&&e.top>l&&e.bottomKl(t,!1),Jl=t=>Kl(t,!0);function ta(t,e,i){let n=t.lineBlockAt(e.head),o=t.moveToLineBoundary(e,i);if(o.head==e.head&&o.head!=(i?n.to:n.from)&&(o=t.moveToLineBoundary(e,i,!1)),!i&&o.head==n.from&&n.length){let 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ma(t,e){if(t.state.readOnly)return!1;let i="delete.selection",{state:n}=t,o=n.changeByRange((n=>{let{from:o,to:s}=n;if(o==s){let r=e(n);ro&&(i="delete.forward",r=wa(t,r,!0)),o=Math.min(o,r),s=Math.max(s,r)}else o=wa(t,o,!1),s=wa(t,s,!0);return o==s?{range:n}:{changes:{from:o,to:s},range:EditorSelection.cursor(o,oe(t))))n.between(e,e,((t,n)=>{te&&(e=i?n:t)}));return e}const va=(t,e,i)=>ma(t,(n=>{let o,s,r=n.from,{state:l}=t,a=l.doc.lineAt(r);if(i&&!e&&r>a.from&&rva(t,!1,!0),ya=t=>va(t,!0,!1),Sa=(t,e)=>ma(t,(i=>{let n=i.head,{state:o}=t,s=o.doc.lineAt(n),r=o.charCategorizer(n);for(let t=null;;){if(n==(e?s.to:s.from)){n==i.head&&s.number!=(e?o.doc.lines:1)&&(n+=e?1:-1);break}let l=g(s.text,n-s.from,e)+s.from,a=s.text.slice(Math.min(n,l)-s.from,Math.max(n,l)-s.from),h=r(a);if(null!=t&&h!=t)break;" "==a&&n==i.head||(t=h),n=l}return n})),xa=t=>Sa(t,!1);function ka(t){let e=[],i=-1;for(let n of t.selection.ranges){let 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