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g=Mb(h,i),S=p.config.facets[e.id],v=p.facet(e);if(S&&!g&&Nv(t,S))return h.values[o]=v,0;let Q=f(h);return e.compare(Q,v)?(h.values[o]=v,0):(h.values[o]=Q,1)}}}const Hm=ke.define({static:!0});class Cn{constructor(e,t,i,r,s){this.id=e,this.createF=t,this.updateF=i,this.compareF=r,this.spec=s,this.provides=void 0}static define(e){let t=new Cn(Vv++,e.create,e.update,e.compare||((i,r)=>i===r),e);return e.provide&&(t.provides=e.provide(t)),t}create(e){let t=e.facet(Hm).find(i=>i.field==this);return(t?.create||this.createF)(e)}slot(e){let t=e[this.id]>>1;return{create:i=>(i.values[t]=this.create(i),1),update:(i,r)=>{let s=i.values[t],o=this.updateF(s,r);return this.compareF(s,o)?0:(i.values[t]=o,1)},reconfigure:(i,r)=>{let s=i.facet(Hm),o=r.facet(Hm),f;return(f=s.find(h=>h.field==this))&&f!=o.find(h=>h.field==this)?(i.values[t]=f.create(i),1):r.config.address[this.id]!=null?(i.values[t]=r.field(this),0):(i.values[t]=this.create(i),1)}}}init(e){return[this,Hm.of({field:this,create:e})]}get extension(){return this}}const Au={lowest:4,low:3,default:2,high:1,highest:0};function aO(n){return e=>new eP(e,n)}const uo={highest:aO(Au.highest),high:aO(Au.high),default:aO(Au.default),low:aO(Au.low),lowest:aO(Au.lowest)};class eP{constructor(e,t){this.inner=e,this.prec=t}}class wy{of(e){return new Eb(this,e)}reconfigure(e){return wy.reconfigure.of({compartment:this,extension:e})}get(e){return e.config.compartments.get(this)}}class Eb{constructor(e,t){this.compartment=e,this.inner=t}}class Y0{constructor(e,t,i,r,s,o){for(this.base=e,this.compartments=t,this.dynamicSlots=i,this.address=r,this.staticValues=s,this.facets=o,this.statusTemplate=[];this.statusTemplate.length<i.length;)this.statusTemplate.push(0)}staticFacet(e){let t=this.address[e.id];return t==null?e.default:this.staticValues[t>>1]}static resolve(e,t,i){let r=[],s=Object.create(null),o=new Map;for(let v of G$(e,t,o))v instanceof Cn?r.push(v):(s[v.facet.id]||(s[v.facet.id]=[])).push(v);let f=Object.create(null),h=[],p=[];for(let v of r)f[v.id]=p.length<<1,p.push(Q=>v.slot(Q));let g=i?.config.facets;for(let v in s){let Q=s[v],k=Q[0].facet,C=g&&g[v]||[];if(Q.every(A=>A.type==0))if(f[k.id]=h.length<<1|1,Nv(C,Q))h.push(i.facet(k));else{let A=k.combine(Q.map($=>$.value));h.push(i&&k.compare(A,i.facet(k))?i.facet(k):A)}else{for(let A of Q)A.type==0?(f[A.id]=h.length<<1|1,h.push(A.value)):(f[A.id]=p.length<<1,p.push($=>A.dynamicSlot($)));f[k.id]=p.length<<1,p.push(A=>U$(A,k,Q))}}let S=p.map(v=>v(f));return new Y0(e,o,S,f,h,s)}}function G$(n,e,t){let i=[[],[],[],[],[]],r=new Map;function s(o,f){let h=r.get(o);if(h!=null){if(h<=f)return;let p=i[h].indexOf(o);p>-1&&i[h].splice(p,1),o instanceof Eb&&t.delete(o.compartment)}if(r.set(o,f),Array.isArray(o))for(let p of o)s(p,f);else if(o instanceof Eb){if(t.has(o.compartment))throw new RangeError("Duplicate use of compartment in extensions");let p=e.get(o.compartment)||o.inner;t.set(o.compartment,p),s(p,f)}else if(o instanceof eP)s(o.inner,o.prec);else if(o instanceof Cn)i[f].push(o),o.provides&&s(o.provides,f);else if(o instanceof b0)i[f].push(o),o.facet.extensions&&s(o.facet.extensions,Au.default);else{let p=o.extension;if(!p)throw new Error(`Unrecognized extension value in extension set (${o}). This sometimes happens because multiple instances of @codemirror/state are loaded, breaking instanceof checks.`);s(p,f)}}return s(n,Au.default),i.reduce((o,f)=>o.concat(f))}function TO(n,e){if(e&1)return 2;let t=e>>1,i=n.status[t];if(i==4)throw new Error("Cyclic dependency between fields and/or facets");if(i&2)return i;n.status[t]=4;let r=n.computeSlot(n,n.config.dynamicSlots[t]);return n.status[t]=2|r}function L0(n,e){return e&1?n.config.staticValues[e>>1]:n.values[e>>1]}const tP=ke.define(),Xb=ke.define({combine:n=>n.some(e=>e),static:!0}),nP=ke.define({combine:n=>n.length?n[0]:void 0,static:!0}),iP=ke.define(),rP=ke.define(),lP=ke.define(),sP=ke.define({combine:n=>n.length?n[0]:!1});class ts{constructor(e,t){this.type=e,this.value=t}static define(){return new W$}}class W${of(e){return new ts(this,e)}}class j${constructor(e){this.map=e}of(e){return new Ge(this,e)}}class Ge{constructor(e,t){this.type=e,this.value=t}map(e){let t=this.type.map(this.value,e);return t===void 0?void 0:t==this.value?this:new Ge(this.type,t)}is(e){return this.type==e}static define(e={}){return new j$(e.map||(t=>t))}static mapEffects(e,t){if(!e.length)return e;let i=[];for(let r of e){let s=r.map(t);s&&i.push(s)}return i}}Ge.reconfigure=Ge.define();Ge.appendConfig=Ge.define();class bn{constructor(e,t,i,r,s,o){this.startState=e,this.changes=t,this.selection=i,this.effects=r,this.annotations=s,this.scrollIntoView=o,this._doc=null,this._state=null,i&&JT(i,t.newLength),s.some(f=>f.type==bn.time)||(this.annotations=s.concat(bn.time.of(Date.now())))}static create(e,t,i,r,s,o){return new bn(e,t,i,r,s,o)}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(e){for(let t of this.annotations)if(t.type==e)return t.value}get docChanged(){return!this.changes.empty}get reconfigured(){return this.startState.config!=this.state.config}isUserEvent(e){let t=this.annotation(bn.userEvent);return!!(t&&(t==e||t.length>e.length&&t.slice(0,e.length)==e&&t[e.length]=="."))}}bn.time=ts.define();bn.userEvent=ts.define();bn.addToHistory=ts.define();bn.remote=ts.define();function H$(n,e){let t=[];for(let i=0,r=0;;){let s,o;if(i<n.length&&(r==e.length||e[r]>=n[i]))s=n[i++],o=n[i++];else if(r<e.length)s=e[r++],o=e[r++];else return t;!t.length||t[t.length-1]<s?t.push(s,o):t[t.length-1]<o&&(t[t.length-1]=o)}}function aP(n,e,t){var i;let r,s,o;return t?(r=e.changes,s=Qn.empty(e.changes.length),o=n.changes.compose(e.changes)):(r=e.changes.map(n.changes),s=n.changes.mapDesc(e.changes,!0),o=n.changes.compose(r)),{changes:o,selection:e.selection?e.selection.map(s):(i=n.selection)===null||i===void 0?void 0:i.map(r),effects:Ge.mapEffects(n.effects,r).concat(Ge.mapEffects(e.effects,s)),annotations:n.annotations.length?n.annotations.concat(e.annotations):e.annotations,scrollIntoView:n.scrollIntoView||e.scrollIntoView}}function Zb(n,e,t){let i=e.selection,r=Df(e.annotations);return e.userEvent&&(r=r.concat(bn.userEvent.of(e.userEvent))),{changes:e.changes instanceof Qn?e.changes:Qn.of(e.changes||[],t,n.facet(nP)),selection:i&&(i instanceof ue?i:ue.single(i.anchor,i.head)),effects:Df(e.effects),annotations:r,scrollIntoView:!!e.scrollIntoView}}function oP(n,e,t){let i=Zb(n,e.length?e[0]:{},n.doc.length);e.length&&e[0].filter===!1&&(t=!1);for(let s=1;s<e.length;s++){e[s].filter===!1&&(t=!1);let o=!!e[s].sequential;i=aP(i,Zb(n,e[s],o?i.changes.newLength:n.doc.length),o)}let r=bn.create(n,i.changes,i.selection,i.effects,i.annotations,i.scrollIntoView);return K$(t?I$(r):r)}function I$(n){let e=n.startState,t=!0;for(let r of e.facet(iP)){let s=r(n);if(s===!1){t=!1;break}Array.isArray(s)&&(t=t===!0?s:H$(t,s))}if(t!==!0){let r,s;if(t===!1)s=n.changes.invertedDesc,r=Qn.empty(e.doc.length);else{let o=n.changes.filter(t);r=o.changes,s=o.filtered.mapDesc(o.changes).invertedDesc}n=bn.create(e,r,n.selection&&n.selection.map(s),Ge.mapEffects(n.effects,s),n.annotations,n.scrollIntoView)}let i=e.facet(rP);for(let r=i.length-1;r>=0;r--){let s=i[r](n);s instanceof bn?n=s:Array.isArray(s)&&s.length==1&&s[0]instanceof bn?n=s[0]:n=oP(e,Df(s),!1)}return n}function K$(n){let e=n.startState,t=e.facet(lP),i=n;for(let r=t.length-1;r>=0;r--){let s=t[r](n);s&&Object.keys(s).length&&(i=aP(i,Zb(e,s,n.changes.newLength),!0))}return i==n?n:bn.create(e,n.changes,n.selection,i.effects,i.annotations,i.scrollIntoView)}const F$=[];function Df(n){return n==null?F$:Array.isArray(n)?n:[n]}var Ht=function(n){return n[n.Word=0]="Word",n[n.Space=1]="Space",n[n.Other=2]="Other",n}(Ht||(Ht={}));const J$=/[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;let Db;try{Db=new RegExp("[\\p{Alphabetic}\\p{Number}_]","u")}catch{}function eM(n){if(Db)return Db.test(n);for(let e=0;e<n.length;e++){let t=n[e];if(/\w/.test(t)||t>""&&(t.toUpperCase()!=t.toLowerCase()||J$.test(t)))return!0}return!1}function tM(n){return e=>{if(!/\S/.test(e))return Ht.Space;if(eM(e))return Ht.Word;for(let t=0;t<n.length;t++)if(e.indexOf(n[t])>-1)return Ht.Word;return Ht.Other}}class ht{constructor(e,t,i,r,s,o){this.config=e,this.doc=t,this.selection=i,this.values=r,this.status=e.statusTemplate.slice(),this.computeSlot=s,o&&(o._state=this);for(let f=0;f<this.config.dynamicSlots.length;f++)TO(this,f<<1);this.computeSlot=null}field(e,t=!0){let i=this.config.address[e.id];if(i==null){if(t)throw new RangeError("Field is not present in this state");return}return TO(this,i),L0(this,i)}update(...e){return oP(this,e,!0)}applyTransaction(e){let t=this.config,{base:i,compartments:r}=t;for(let f of e.effects)f.is(wy.reconfigure)?(t&&(r=new Map,t.compartments.forEach((h,p)=>r.set(p,h)),t=null),r.set(f.value.compartment,f.value.extension)):f.is(Ge.reconfigure)?(t=null,i=f.value):f.is(Ge.appendConfig)&&(t=null,i=Df(i).concat(f.value));let s;t?s=e.startState.values.slice():(t=Y0.resolve(i,r,this),s=new ht(t,this.doc,this.selection,t.dynamicSlots.map(()=>null),(h,p)=>p.reconfigure(h,this),null).values);let o=e.startState.facet(Xb)?e.newSelection:e.newSelection.asSingle();new ht(t,e.newDoc,o,s,(f,h)=>h.update(f,e),e)}replaceSelection(e){return typeof e=="string"&&(e=this.toText(e)),this.changeByRange(t=>({changes:{from:t.from,to:t.to,insert:e},range:ue.cursor(t.from+e.length)}))}changeByRange(e){let t=this.selection,i=e(t.ranges[0]),r=this.changes(i.changes),s=[i.range],o=Df(i.effects);for(let f=1;f<t.ranges.length;f++){let h=e(t.ranges[f]),p=this.changes(h.changes),g=p.map(r);for(let v=0;v<f;v++)s[v]=s[v].map(g);let S=r.mapDesc(p,!0);s.push(h.range.map(S)),r=r.compose(g),o=Ge.mapEffects(o,g).concat(Ge.mapEffects(Df(h.effects),S))}return{changes:r,selection:ue.create(s,t.mainIndex),effects:o}}changes(e=[]){return e instanceof Qn?e:Qn.of(e,this.doc.length,this.facet(ht.lineSeparator))}toText(e){return dt.of(e.split(this.facet(ht.lineSeparator)||Rb))}sliceDoc(e=0,t=this.doc.length){return this.doc.sliceString(e,t,this.lineBreak)}facet(e){let t=this.config.address[e.id];return t==null?e.default:(TO(this,t),L0(this,t))}toJSON(e){let t={doc:this.sliceDoc(),selection:this.selection.toJSON()};if(e)for(let i in e){let r=e[i];r instanceof Cn&&this.config.address[r.id]!=null&&(t[i]=r.spec.toJSON(this.field(e[i]),this))}return t}static fromJSON(e,t={},i){if(!e||typeof e.doc!="string")throw new RangeError("Invalid JSON representation for EditorState");let r=[];if(i){for(let s in i)if(Object.prototype.hasOwnProperty.call(e,s)){let o=i[s],f=e[s];r.push(o.init(h=>o.spec.fromJSON(f,h)))}}return ht.create({doc:e.doc,selection:ue.fromJSON(e.selection),extensions:t.extensions?r.concat([t.extensions]):r})}static create(e={}){let t=Y0.resolve(e.extensions||[],new Map),i=e.doc instanceof dt?e.doc:dt.of((e.doc||"").split(t.staticFacet(ht.lineSeparator)||Rb)),r=e.selection?e.selection instanceof ue?e.selection:ue.single(e.selection.anchor,e.selection.head):ue.single(0);return JT(r,i.length),t.staticFacet(Xb)||(r=r.asSingle()),new ht(t,i,r,t.dynamicSlots.map(()=>null),(s,o)=>o.create(s),null)}get tabSize(){return this.facet(ht.tabSize)}get lineBreak(){return this.facet(ht.lineSeparator)||` |
| 36 | `}get readOnly(){return this.facet(sP)}phrase(e,...t){for(let i of this.facet(ht.phrases))if(Object.prototype.hasOwnProperty.call(i,e)){e=i[e];break}return t.length&&(e=e.replace(/\$(\$|\d*)/g,(i,r)=>{if(r=="$")return"$";let s=+(r||1);return!s||s>t.length?i:t[s-1]})),e}languageDataAt(e,t,i=-1){let r=[];for(let s of this.facet(tP))for(let o of s(this,t,i))Object.prototype.hasOwnProperty.call(o,e)&&r.push(o[e]);return r}charCategorizer(e){return tM(this.languageDataAt("wordChars",e).join(""))}wordAt(e){let{text:t,from:i,length:r}=this.doc.lineAt(e),s=this.charCategorizer(e),o=e-i,f=e-i;for(;o>0;){let h=Yn(t,o,!1);if(s(t.slice(h,o))!=Ht.Word)break;o=h}for(;f<r;){let h=Yn(t,f);if(s(t.slice(f,h))!=Ht.Word)break;f=h}return o==f?null:ue.range(o+i,f+i)}}ht.allowMultipleSelections=Xb;ht.tabSize=ke.define({combine:n=>n.length?n[0]:4});ht.lineSeparator=nP;ht.readOnly=sP;ht.phrases=ke.define({compare(n,e){let t=Object.keys(n),i=Object.keys(e);return t.length==i.length&&t.every(r=>n[r]==e[r])}});ht.languageData=tP;ht.changeFilter=iP;ht.transactionFilter=rP;ht.transactionExtender=lP;wy.reconfigure=Ge.define();function ns(n,e,t={}){let i={};for(let r of n)for(let s of Object.keys(r)){let o=r[s],f=i[s];if(f===void 0)i[s]=o;else if(!(f===o||o===void 0))if(Object.hasOwnProperty.call(t,s))i[s]=t[s](f,o);else throw new Error("Config merge conflict for field "+s)}for(let r in e)i[r]===void 0&&(i[r]=e[r]);return i}class Bu{eq(e){return this==e}range(e,t=e){return qb.create(e,t,this)}}Bu.prototype.startSide=Bu.prototype.endSide=0;Bu.prototype.point=!1;Bu.prototype.mapMode=Bn.TrackDel;let qb=class uP{constructor(e,t,i){this.from=e,this.to=t,this.value=i}static create(e,t,i){return new uP(e,t,i)}};function zb(n,e){return n.from-e.from||n.value.startSide-e.value.startSide}class Uv{constructor(e,t,i,r){this.from=e,this.to=t,this.value=i,this.maxPoint=r}get length(){return this.to[this.to.length-1]}findIndex(e,t,i,r=0){let s=i?this.to:this.from;for(let o=r,f=s.length;;){if(o==f)return o;let h=o+f>>1,p=s[h]-e||(i?this.value[h].endSide:this.value[h].startSide)-t;if(h==o)return p>=0?o:f;p>=0?f=h:o=h+1}}between(e,t,i,r){for(let s=this.findIndex(t,-1e9,!0),o=this.findIndex(i,1e9,!1,s);s<o;s++)if(r(this.from[s]+e,this.to[s]+e,this.value[s])===!1)return!1}map(e,t){let i=[],r=[],s=[],o=-1,f=-1;for(let h=0;h<this.value.length;h++){let p=this.value[h],g=this.from[h]+e,S=this.to[h]+e,v,Q;if(g==S){let k=t.mapPos(g,p.startSide,p.mapMode);if(k==null||(v=Q=k,p.startSide!=p.endSide&&(Q=t.mapPos(g,p.endSide),Q<v)))continue}else if(v=t.mapPos(g,p.startSide),Q=t.mapPos(S,p.endSide),v>Q||v==Q&&p.startSide>0&&p.endSide<=0)continue;(Q-v||p.endSide-p.startSide)<0||(o<0&&(o=v),p.point&&(f=Math.max(f,Q-v)),i.push(p),r.push(v-o),s.push(Q-o))}return{mapped:i.length?new Uv(r,s,i,f):null,pos:o}}}class gt{constructor(e,t,i,r){this.chunkPos=e,this.chunk=t,this.nextLayer=i,this.maxPoint=r}static create(e,t,i,r){return new gt(e,t,i,r)}get length(){let e=this.chunk.length-1;return e<0?0:Math.max(this.chunkEnd(e),this.nextLayer.length)}get size(){if(this.isEmpty)return 0;let e=this.nextLayer.size;for(let t of this.chunk)e+=t.value.length;return e}chunkEnd(e){return this.chunkPos[e]+this.chunk[e].length}update(e){let{add:t=[],sort:i=!1,filterFrom:r=0,filterTo:s=this.length}=e,o=e.filter;if(t.length==0&&!o)return this;if(i&&(t=t.slice().sort(zb)),this.isEmpty)return t.length?gt.of(t):this;let f=new cP(this,null,-1).goto(0),h=0,p=[],g=new Ls;for(;f.value||h<t.length;)if(h<t.length&&(f.from-t[h].from||f.startSide-t[h].value.startSide)>=0){let S=t[h++];g.addInner(S.from,S.to,S.value)||p.push(S)}else f.rangeIndex==1&&f.chunkIndex<this.chunk.length&&(h==t.length||this.chunkEnd(f.chunkIndex)<t[h].from)&&(!o||r>this.chunkEnd(f.chunkIndex)||s<this.chunkPos[f.chunkIndex])&&g.addChunk(this.chunkPos[f.chunkIndex],this.chunk[f.chunkIndex])?f.nextChunk():((!o||r>f.to||s<f.from||o(f.from,f.to,f.value))&&(g.addInner(f.from,f.to,f.value)||p.push(qb.create(f.from,f.to,f.value))),f.next());return g.finishInner(this.nextLayer.isEmpty&&!p.length?gt.empty:this.nextLayer.update({add:p,filter:o,filterFrom:r,filterTo:s}))}map(e){if(e.empty||this.isEmpty)return this;let t=[],i=[],r=-1;for(let o=0;o<this.chunk.length;o++){let f=this.chunkPos[o],h=this.chunk[o],p=e.touchesRange(f,f+h.length);if(p===!1)r=Math.max(r,h.maxPoint),t.push(h),i.push(e.mapPos(f));else if(p===!0){let{mapped:g,pos:S}=h.map(f,e);g&&(r=Math.max(r,g.maxPoint),t.push(g),i.push(S))}}let s=this.nextLayer.map(e);return t.length==0?s:new gt(i,t,s||gt.empty,r)}between(e,t,i){if(!this.isEmpty){for(let r=0;r<this.chunk.length;r++){let s=this.chunkPos[r],o=this.chunk[r];if(t>=s&&e<=s+o.length&&o.between(s,e-s,t-s,i)===!1)return}this.nextLayer.between(e,t,i)}}iter(e=0){return ZO.from([this]).goto(e)}get isEmpty(){return this.nextLayer==this}static iter(e,t=0){return ZO.from(e).goto(t)}static compare(e,t,i,r,s=-1){let o=e.filter(S=>S.maxPoint>0||!S.isEmpty&&S.maxPoint>=s),f=t.filter(S=>S.maxPoint>0||!S.isEmpty&&S.maxPoint>=s),h=QQ(o,f,i),p=new oO(o,h,s),g=new oO(f,h,s);i.iterGaps((S,v,Q)=>wQ(p,S,g,v,Q,r)),i.empty&&i.length==0&&wQ(p,0,g,0,0,r)}static eq(e,t,i=0,r){r==null&&(r=999999999);let s=e.filter(g=>!g.isEmpty&&t.indexOf(g)<0),o=t.filter(g=>!g.isEmpty&&e.indexOf(g)<0);if(s.length!=o.length)return!1;if(!s.length)return!0;let f=QQ(s,o),h=new oO(s,f,0).goto(i),p=new oO(o,f,0).goto(i);for(;;){if(h.to!=p.to||!Bb(h.active,p.active)||h.point&&(!p.point||!h.point.eq(p.point)))return!1;if(h.to>r)return!0;h.next(),p.next()}}static spans(e,t,i,r,s=-1){let o=new oO(e,null,s).goto(t),f=t,h=o.openStart;for(;;){let 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r<0?!1:(this.from.length==250&&this.finishChunk(!0),this.chunkStart<0&&(this.chunkStart=e),this.from.push(e-this.chunkStart),this.to.push(t-this.chunkStart),this.last=i,this.lastFrom=e,this.lastTo=t,this.value.push(i),i.point&&(this.maxPoint=Math.max(this.maxPoint,t-e)),!0)}addChunk(e,t){if((e-this.lastTo||t.value[0].startSide-this.last.endSide)<0)return!1;this.from.length&&this.finishChunk(!0),this.setMaxPoint=Math.max(this.setMaxPoint,t.maxPoint),this.chunks.push(t),this.chunkPos.push(e);let i=t.value.length-1;return this.last=t.value[i],this.lastFrom=t.from[i]+e,this.lastTo=t.to[i]+e,!0}finish(){return this.finishInner(gt.empty)}finishInner(e){if(this.from.length&&this.finishChunk(!1),this.chunks.length==0)return e;let t=gt.create(this.chunkPos,this.chunks,this.nextLayer?this.nextLayer.finishInner(e):e,this.setMaxPoint);return this.from=null,t}}function QQ(n,e,t){let i=new Map;for(let s of n)for(let o=0;o<s.chunk.length;o++)s.chunk[o].maxPoint<=0&&i.set(s.chunk[o],s.chunkPos[o]);let r=new Set;for(let s of e)for(let o=0;o<s.chunk.length;o++){let f=i.get(s.chunk[o]);f!=null&&(t?t.mapPos(f):f)==s.chunkPos[o]&&!t?.touchesRange(f,f+s.chunk[o].length)&&r.add(s.chunk[o])}return r}class cP{constructor(e,t,i,r=0){this.layer=e,this.skip=t,this.minPoint=i,this.rank=r}get startSide(){return this.value?this.value.startSide:0}get endSide(){return this.value?this.value.endSide:0}goto(e,t=-1e9){return this.chunkIndex=this.rangeIndex=0,this.gotoInner(e,t,!1),this}gotoInner(e,t,i){for(;this.chunkIndex<this.layer.chunk.length;){let r=this.layer.chunk[this.chunkIndex];if(!(this.skip&&this.skip.has(r)||this.layer.chunkEnd(this.chunkIndex)<e||r.maxPoint<this.minPoint))break;this.chunkIndex++,i=!1}if(this.chunkIndex<this.layer.chunk.length){let 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this.anchorNode==e.anchorNode&&this.anchorOffset==e.anchorOffset&&this.focusNode==e.focusNode&&this.focusOffset==e.focusOffset}setRange(e){let{anchorNode:t,focusNode:i}=e;this.set(t,Math.min(e.anchorOffset,t?Jl(t):0),i,Math.min(e.focusOffset,i?Jl(i):0))}set(e,t,i,r){this.anchorNode=e,this.anchorOffset=t,this.focusNode=i,this.focusOffset=r}}let Cf=null;function hP(n){if(n.setActive)return n.setActive();if(Cf)return n.focus(Cf);let e=[];for(let t=n;t&&(e.push(t,t.scrollTop,t.scrollLeft),t!=t.ownerDocument);t=t.parentNode);if(n.focus(Cf==null?{get preventScroll(){return Cf={preventScroll:!0},!0}}:void 0),!Cf){Cf=!1;for(let t=0;t<e.length;){let i=e[t++],r=e[t++],s=e[t++];i.scrollTop!=r&&(i.scrollTop=r),i.scrollLeft!=s&&(i.scrollLeft=s)}}}let RQ;function Lu(n,e,t=e){let i=RQ||(RQ=document.createRange());return i.setEnd(n,t),i.setStart(n,e),i}function qf(n,e,t,i){let r={key:e,code:e,keyCode:t,which:t,cancelable:!0};i&&({altKey:r.altKey,ctrlKey:r.ctrlKey,shiftKey:r.shiftKey,metaKey:r.metaKey}=i);let s=new KeyboardEvent("keydown",r);s.synthetic=!0,n.dispatchEvent(s);let o=new KeyboardEvent("keyup",r);return o.synthetic=!0,n.dispatchEvent(o),s.defaultPrevented||o.defaultPrevented}function fM(n){for(;n;){if(n&&(n.nodeType==9||n.nodeType==11&&n.host))return n;n=n.assignedSlot||n.parentNode}return null}function dP(n){for(;n.attributes.length;)n.removeAttributeNode(n.attributes[0])}function hM(n,e){let t=e.focusNode,i=e.focusOffset;if(!t||e.anchorNode!=t||e.anchorOffset!=i)return!1;for(i=Math.min(i,Jl(t));;)if(i){if(t.nodeType!=1)return!1;let r=t.childNodes[i-1];r.contentEditable=="false"?i--:(t=r,i=Jl(t))}else{if(t==n)return!0;i=Yu(t),t=t.parentNode}}function OP(n){return n.scrollTop>Math.max(1,n.scrollHeight-n.clientHeight-4)}function pP(n,e){for(let t=n,i=e;;){if(t.nodeType==3&&i>0)return{node:t,offset:i};if(t.nodeType==1&&i>0){if(t.contentEditable=="false")return null;t=t.childNodes[i-1],i=Jl(t)}else if(t.parentNode&&!V0(t))i=Yu(t),t=t.parentNode;else return null}}function gP(n,e){for(let t=n,i=e;;){if(t.nodeType==3&&i<t.nodeValue.length)return{node:t,offset:i};if(t.nodeType==1&&i<t.childNodes.length){if(t.contentEditable=="false")return null;t=t.childNodes[i],i=0}else if(t.parentNode&&!V0(t))i=Yu(t)+1,t=t.parentNode;else return null}}class li{constructor(e,t,i=!0){this.node=e,this.offset=t,this.precise=i}static before(e,t){return new li(e.parentNode,Yu(e),t)}static after(e,t){return new li(e.parentNode,Yu(e)+1,t)}}const Gv=[];class Et{constructor(){this.parent=null,this.dom=null,this.flags=2}get overrideDOMText(){return null}get posAtStart(){return this.parent?this.parent.posBefore(this):0}get posAtEnd(){return this.posAtStart+this.length}posBefore(e){let t=this.posAtStart;for(let i of this.children){if(i==e)return t;t+=i.length+i.breakAfter}throw new RangeError("Invalid child in posBefore")}posAfter(e){return this.posBefore(e)+e.length}sync(e,t){if(this.flags&2){let i=this.dom,r=null,s;for(let o of this.children){if(o.flags&7){if(!o.dom&&(s=r?r.nextSibling:i.firstChild)){let f=Et.get(s);(!f||!f.parent&&f.canReuseDOM(o))&&o.reuseDOM(s)}o.sync(e,t),o.flags&=-8}if(s=r?r.nextSibling:i.firstChild,t&&!t.written&&t.node==i&&s!=o.dom&&(t.written=!0),o.dom.parentNode==i)for(;s&&s!=o.dom;)s=AQ(s);else i.insertBefore(o.dom,s);r=o.dom}for(s=r?r.nextSibling:i.firstChild,s&&t&&t.node==i&&(t.written=!0);s;)s=AQ(s)}else if(this.flags&1)for(let i of this.children)i.flags&7&&(i.sync(e,t),i.flags&=-8)}reuseDOM(e){}localPosFromDOM(e,t){let i;if(e==this.dom)i=this.dom.childNodes[t];else{let r=Jl(e)==0?0:t==0?-1:1;for(;;){let s=e.parentNode;if(s==this.dom)break;r==0&&s.firstChild!=s.lastChild&&(e==s.firstChild?r=-1:r=1),e=s}r<0?i=e:i=e.nextSibling}if(i==this.dom.firstChild)return 0;for(;i&&!Et.get(i);)i=i.nextSibling;if(!i)return this.length;for(let r=0,s=0;;r++){let o=this.children[r];if(o.dom==i)return s;s+=o.length+o.breakAfter}}domBoundsAround(e,t,i=0){let r=-1,s=-1,o=-1,f=-1;for(let h=0,p=i,g=i;h<this.children.length;h++){let S=this.children[h],v=p+S.length;if(p<e&&v>t)return S.domBoundsAround(e,t,p);if(v>=e&&r==-1&&(r=h,s=p),p>t&&S.dom.parentNode==this.dom){o=h,f=g;break}g=v,p=v+S.breakAfter}return{from:s,to:f<0?i+this.length:f,startDOM:(r?this.children[r-1].dom.nextSibling:null)||this.dom.firstChild,endDOM:o<this.children.length&&o>=0?this.children[o].dom:null}}markDirty(e=!1){this.flags|=2,this.markParentsDirty(e)}markParentsDirty(e){for(let t=this.parent;t;t=t.parent){if(e&&(t.flags|=2),t.flags&1)return;t.flags|=1,e=!1}}setParent(e){this.parent!=e&&(this.parent=e,this.flags&7&&this.markParentsDirty(!0))}setDOM(e){this.dom!=e&&(this.dom&&(this.dom.cmView=null),this.dom=e,e.cmView=this)}get rootView(){for(let e=this;;){let t=e.parent;if(!t)return e;e=t}}replaceChildren(e,t,i=Gv){this.markDirty();for(let r=e;r<t;r++){let s=this.children[r];s.parent==this&&i.indexOf(s)<0&&s.destroy()}i.length<250?this.children.splice(e,t-e,...i):this.children=[].concat(this.children.slice(0,e),i,this.children.slice(t));for(let r=0;r<i.length;r++)i[r].setParent(this)}ignoreMutation(e){return!1}ignoreEvent(e){return!1}childCursor(e=this.length){return new mP(this.children,e,this.children.length)}childPos(e,t=1){return this.childCursor().findPos(e,t)}toString(){let e=this.constructor.name.replace("View","");return e+(this.children.length?"("+this.children.join()+")":this.length?"["+(e=="Text"?this.text:this.length)+"]":"")+(this.breakAfter?"#":"")}static get(e){return e.cmView}get isEditable(){return!0}get isWidget(){return!1}get isHidden(){return!1}merge(e,t,i,r,s,o){return!1}become(e){return!1}canReuseDOM(e){return e.constructor==this.constructor&&!((this.flags|e.flags)&8)}getSide(){return 0}destroy(){for(let e of this.children)e.parent==this&&e.destroy();this.parent=null}}Et.prototype.breakAfter=0;function AQ(n){let e=n.nextSibling;return n.parentNode.removeChild(n),e}class mP{constructor(e,t,i){this.children=e,this.pos=t,this.i=i,this.off=0}findPos(e,t=1){for(;;){if(e>this.pos||e==this.pos&&(t>0||this.i==0||this.children[this.i-1].breakAfter))return this.off=e-this.pos,this;let i=this.children[--this.i];this.pos-=i.length+i.breakAfter}}}function yP(n,e,t,i,r,s,o,f,h){let{children:p}=n,g=p.length?p[e]:null,S=s.length?s[s.length-1]:null,v=S?S.breakAfter:o;if(!(e==i&&g&&!o&&!v&&s.length<2&&g.merge(t,r,s.length?S:null,t==0,f,h))){if(i<p.length){let Q=p[i];Q&&(r<Q.length||Q.breakAfter&&S?.breakAfter)?(e==i&&(Q=Q.split(r),r=0),!v&&S&&Q.merge(0,r,S,!0,0,h)?s[s.length-1]=Q:((r||Q.children.length&&!Q.children[0].length)&&Q.merge(0,r,null,!1,0,h),s.push(Q))):Q?.breakAfter&&(S?S.breakAfter=1:o=1),i++}for(g&&(g.breakAfter=o,t>0&&(!o&&s.length&&g.merge(t,g.length,s[0],!1,f,0)?g.breakAfter=s.shift().breakAfter:(t<g.length||g.children.length&&g.children[g.children.length-1].length==0)&&g.merge(t,g.length,null,!1,f,0),e++));e<i&&s.length;)if(p[i-1].become(s[s.length-1]))i--,s.pop(),h=s.length?0:f;else if(p[e].become(s[0]))e++,s.shift(),f=s.length?0:h;else break;!s.length&&e&&i<p.length&&!p[e-1].breakAfter&&p[i].merge(0,0,p[e-1],!1,f,h)&&e--,(e<i||s.length)&&n.replaceChildren(e,i,s)}}function SP(n,e,t,i,r,s){let o=n.childCursor(),{i:f,off:h}=o.findPos(t,1),{i:p,off:g}=o.findPos(e,-1),S=e-t;for(let v of i)S+=v.length;n.length+=S,yP(n,p,g,f,h,i,0,r,s)}let Vi=typeof navigator<"u"?navigator:{userAgent:"",vendor:"",platform:""},Ub=typeof document<"u"?document:{documentElement:{style:{}}};const Gb=/Edge\/(\d+)/.exec(Vi.userAgent),bP=/MSIE \d/.test(Vi.userAgent),Wb=/Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(Vi.userAgent),ky=!!(bP||Wb||Gb),$Q=!ky&&/gecko\/(\d+)/i.test(Vi.userAgent),gS=!ky&&/Chrome\/(\d+)/.exec(Vi.userAgent),dM="webkitFontSmoothing"in Ub.documentElement.style,vP=!ky&&/Apple Computer/.test(Vi.vendor),MQ=vP&&(/Mobile\/\w+/.test(Vi.userAgent)||Vi.maxTouchPoints>2);var _e={mac:MQ||/Mac/.test(Vi.platform),windows:/Win/.test(Vi.platform),linux:/Linux|X11/.test(Vi.platform),ie:ky,ie_version:bP?Ub.documentMode||6:Wb?+Wb[1]:Gb?+Gb[1]:0,gecko:$Q,gecko_version:$Q?+(/Firefox\/(\d+)/.exec(Vi.userAgent)||[0,0])[1]:0,chrome:!!gS,chrome_version:gS?+gS[1]:0,ios:MQ,android:/Android\b/.test(Vi.userAgent),safari:vP,webkit_version:dM?+(/\bAppleWebKit\/(\d+)/.exec(Vi.userAgent)||[0,0])[1]:0,tabSize:Ub.documentElement.style.tabSize!=null?"tab-size":"-moz-tab-size"};const OM=256;class tl extends Et{constructor(e){super(),this.text=e}get length(){return this.text.length}createDOM(e){this.setDOM(e||document.createTextNode(this.text))}sync(e,t){this.dom||this.createDOM(),this.dom.nodeValue!=this.text&&(t&&t.node==this.dom&&(t.written=!0),this.dom.nodeValue=this.text)}reuseDOM(e){e.nodeType==3&&this.createDOM(e)}merge(e,t,i){return this.flags&8||i&&(!(i instanceof tl)||this.length-(t-e)+i.length>OM||i.flags&8)?!1:(this.text=this.text.slice(0,e)+(i?i.text:"")+this.text.slice(t),this.markDirty(),!0)}split(e){let t=new tl(this.text.slice(e));return this.text=this.text.slice(0,e),this.markDirty(),t.flags|=this.flags&8,t}localPosFromDOM(e,t){return e==this.dom?t:t?this.text.length:0}domAtPos(e){return new li(this.dom,e)}domBoundsAround(e,t,i){return{from:i,to:i+this.length,startDOM:this.dom,endDOM:this.dom.nextSibling}}coordsAt(e,t){return pM(this.dom,e,t)}}class Vs extends Et{constructor(e,t=[],i=0){super(),this.mark=e,this.children=t,this.length=i;for(let r of t)r.setParent(this)}setAttrs(e){if(dP(e),this.mark.class&&(e.className=this.mark.class),this.mark.attrs)for(let t in this.mark.attrs)e.setAttribute(t,this.mark.attrs[t]);return e}canReuseDOM(e){return super.canReuseDOM(e)&&!((this.flags|e.flags)&8)}reuseDOM(e){e.nodeName==this.mark.tagName.toUpperCase()&&(this.setDOM(e),this.flags|=6)}sync(e,t){this.dom?this.flags&4&&this.setAttrs(this.dom):this.setDOM(this.setAttrs(document.createElement(this.mark.tagName))),super.sync(e,t)}merge(e,t,i,r,s,o){return i&&(!(i instanceof Vs&&i.mark.eq(this.mark))||e&&s<=0||t<this.length&&o<=0)?!1:(SP(this,e,t,i?i.children.slice():[],s-1,o-1),this.markDirty(),!0)}split(e){let t=[],i=0,r=-1,s=0;for(let f of this.children){let h=i+f.length;h>e&&t.push(i<e?f.split(e-i):f),r<0&&i>=e&&(r=s),i=h,s++}let o=this.length-e;return this.length=e,r>-1&&(this.children.length=r,this.markDirty()),new Vs(this.mark,t,o)}domAtPos(e){return xP(this,e)}coordsAt(e,t){return wP(this,e,t)}}function pM(n,e,t){let i=n.nodeValue.length;e>i&&(e=i);let r=e,s=e,o=0;e==0&&t<0||e==i&&t>=0?_e.chrome||_e.gecko||(e?(r--,o=1):s<i&&(s++,o=-1)):t<0?r--:s<i&&s++;let f=Lu(n,r,s).getClientRects();if(!f.length)return null;let h=f[(o?o<0:t>=0)?0:f.length-1];return _e.safari&&!o&&h.width==0&&(h=Array.prototype.find.call(f,p=>p.width)||h),o?np(h,o<0):h||null}class eo extends Et{static create(e,t,i){return new eo(e,t,i)}constructor(e,t,i){super(),this.widget=e,this.length=t,this.side=i,this.prevWidget=null}split(e){let t=eo.create(this.widget,this.length-e,this.side);return this.length-=e,t}sync(e){(!this.dom||!this.widget.updateDOM(this.dom,e))&&(this.dom&&this.prevWidget&&this.prevWidget.destroy(this.dom),this.prevWidget=null,this.setDOM(this.widget.toDOM(e)),this.widget.editable||(this.dom.contentEditable="false"))}getSide(){return this.side}merge(e,t,i,r,s,o){return i&&(!(i instanceof eo)||!this.widget.compare(i.widget)||e>0&&s<=0||t<this.length&&o<=0)?!1:(this.length=e+(i?i.length:0)+(this.length-t),!0)}become(e){return e instanceof eo&&e.side==this.side&&this.widget.constructor==e.widget.constructor?(this.widget.compare(e.widget)||this.markDirty(!0),this.dom&&!this.prevWidget&&(this.prevWidget=this.widget),this.widget=e.widget,this.length=e.length,!0):!1}ignoreMutation(){return!0}ignoreEvent(e){return this.widget.ignoreEvent(e)}get overrideDOMText(){if(this.length==0)return dt.empty;let e=this;for(;e.parent;)e=e.parent;let{view:t}=e,i=t&&t.state.doc,r=this.posAtStart;return i?i.slice(r,r+this.length):dt.empty}domAtPos(e){return(this.length?e==0:this.side>0)?li.before(this.dom):li.after(this.dom,e==this.length)}domBoundsAround(){return null}coordsAt(e,t){let i=this.widget.coordsAt(this.dom,e,t);if(i)return i;let r=this.dom.getClientRects(),s=null;if(!r.length)return null;let o=this.side?this.side<0:e>0;for(let 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o=i[r],f=s+o.length;if(!(f==s&&o.getSide()<=0)){if(e>s&&e<f&&o.dom.parentNode==t)return o.domAtPos(e-s);if(e<=s)break;s=f}}for(let s=r;s>0;s--){let o=i[s-1];if(o.dom.parentNode==t)return o.domAtPos(o.length)}for(let s=r;s<i.length;s++){let o=i[s];if(o.dom.parentNode==t)return o.domAtPos(0)}return new li(t,0)}function QP(n,e,t){let i,{children:r}=n;t>0&&e instanceof Vs&&r.length&&(i=r[r.length-1])instanceof Vs&&i.mark.eq(e.mark)?QP(i,e.children[0],t-1):(r.push(e),e.setParent(n)),n.length+=e.length}function wP(n,e,t){let i=null,r=-1,s=null,o=-1;function f(p,g){for(let S=0,v=0;S<p.children.length&&v<=g;S++){let Q=p.children[S],k=v+Q.length;k>=g&&(Q.children.length?f(Q,g-v):(!s||s.isHidden&&(t>0||mM(s,Q)))&&(k>g||v==k&&Q.getSide()>0)?(s=Q,o=g-v):(v<g||v==k&&Q.getSide()<0&&!Q.isHidden)&&(i=Q,r=g-v)),v=k}}f(n,e);let h=(t<0?i:s)||i||s;return h?h.coordsAt(Math.max(0,h==i?r:o),t):gM(n)}function gM(n){let e=n.dom.lastChild;if(!e)return n.dom.getBoundingClientRect();let t=Gf(e);return 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g=Yn(n.text,o,h.forward(r,t));(g<h.from||g>h.to)&&(g=p),RP=n.text.slice(Math.min(o,g),Math.max(o,g));let S=f==(r?e.length-1:0)?null:e[f+(r?1:-1)];return S&&g==p&&S.level+(r?0:1)<h.level?ue.cursor(S.side(!r,t)+n.from,S.forward(r,t)?1:-1,S.level):ue.cursor(g+n.from,h.forward(r,t)?-1:1,h.level)}function _M(n,e,t){for(let i=e;i<t;i++){let r=PP(n.charCodeAt(i));if(r==1)return Vu;if(r==2||r==4)return Wv}return Vu}const AP=ke.define(),$P=ke.define(),MP=ke.define(),EP=ke.define(),ev=ke.define(),XP=ke.define(),ZP=ke.define(),jv=ke.define(),Hv=ke.define(),DP=ke.define({combine:n=>n.some(e=>e)}),qP=ke.define({combine:n=>n.some(e=>e)}),zP=ke.define();class zf{constructor(e,t="nearest",i="nearest",r=5,s=5,o=!1){this.range=e,this.y=t,this.x=i,this.yMargin=r,this.xMargin=s,this.isSnapshot=o}map(e){return e.empty?this:new zf(this.range.map(e),this.y,this.x,this.yMargin,this.xMargin,this.isSnapshot)}clip(e){return this.range.to<=e.doc.length?this:new zf(ue.cursor(e.doc.length),this.y,this.x,this.yMargin,this.xMargin,this.isSnapshot)}}const Jm=Ge.define({map:(n,e)=>n.map(e)}),BP=Ge.define();function Ui(n,e,t){let i=n.facet(EP);i.length?i[0](e):window.onerror&&window.onerror(String(e),t,void 0,void 0,e)||(t?console.error(t+":",e):console.error(e))}const Zs=ke.define({combine:n=>n.length?n[0]:!0});let CM=0;const yO=ke.define();class fn{constructor(e,t,i,r,s){this.id=e,this.create=t,this.domEventHandlers=i,this.domEventObservers=r,this.extension=s(this)}static define(e,t){const{eventHandlers:i,eventObservers:r,provide:s,decorations:o}=t||{};return new fn(CM++,e,i,r,f=>{let h=[yO.of(f)];return o&&h.push(zO.of(p=>{let g=p.plugin(f);return g?o(g):Xe.none})),s&&h.push(s(f)),h})}static fromClass(e,t){return fn.define(i=>new e(i),t)}}class mS{constructor(e){this.spec=e,this.mustUpdate=null,this.value=null}update(e){if(this.value){if(this.mustUpdate){let t=this.mustUpdate;if(this.mustUpdate=null,this.value.update)try{this.value.update(t)}catch(i){if(Ui(t.state,i,"CodeMirror plugin crashed"),this.value.destroy)try{this.value.destroy()}catch{}this.deactivate()}}}else if(this.spec)try{this.value=this.spec.create(e)}catch(t){Ui(e.state,t,"CodeMirror plugin crashed"),this.deactivate()}return this}destroy(e){var t;if(!((t=this.value)===null||t===void 0)&&t.destroy)try{this.value.destroy()}catch(i){Ui(e.state,i,"CodeMirror plugin crashed")}}deactivate(){this.spec=this.value=null}}const YP=ke.define(),Iv=ke.define(),zO=ke.define(),LP=ke.define(),Kv=ke.define(),VP=ke.define();function XQ(n,e){let t=n.state.facet(VP);if(!t.length)return t;let i=t.map(s=>s instanceof Function?s(n):s),r=[];return gt.spans(i,e.from,e.to,{point(){},span(s,o,f,h){let p=s-e.from,g=o-e.from,S=r;for(let v=f.length-1;v>=0;v--,h--){let Q=f[v].spec.bidiIsolate,k;if(Q==null&&(Q=_M(e.text,p,g)),h>0&&S.length&&(k=S[S.length-1]).to==p&&k.direction==Q)k.to=g,S=k.inner;else{let C={from:p,to:g,direction:Q,inner:[]};S.push(C),S=C.inner}}}}),r}const NP=ke.define();function Fv(n){let e=0,t=0,i=0,r=0;for(let s of n.state.facet(NP)){let o=s(n);o&&(o.left!=null&&(e=Math.max(e,o.left)),o.right!=null&&(t=Math.max(t,o.right)),o.top!=null&&(i=Math.max(i,o.top)),o.bottom!=null&&(r=Math.max(r,o.bottom)))}return{left:e,right:t,top:i,bottom:r}}const SO=ke.define();class Rr{constructor(e,t,i,r){this.fromA=e,this.toA=t,this.fromB=i,this.toB=r}join(e){return new Rr(Math.min(this.fromA,e.fromA),Math.max(this.toA,e.toA),Math.min(this.fromB,e.fromB),Math.max(this.toB,e.toB))}addToSet(e){let t=e.length,i=this;for(;t>0;t--){let r=e[t-1];if(!(r.fromA>i.toA)){if(r.toA<i.fromA)break;i=i.join(r),e.splice(t-1,1)}}return e.splice(t,0,i),e}static extendWithRanges(e,t){if(t.length==0)return e;let i=[];for(let r=0,s=0,o=0,f=0;;r++){let h=r==e.length?null:e[r],p=o-f,g=h?h.fromB:1e9;for(;s<t.length&&t[s]<g;){let S=t[s],v=t[s+1],Q=Math.max(f,S),k=Math.min(g,v);if(Q<=k&&new Rr(Q+p,k+p,Q,k).addToSet(i),v>g)break;s+=2}if(!h)return i;new Rr(h.fromA,h.toA,h.fromB,h.toB).addToSet(i),o=h.toA,f=h.toB}}}class U0{constructor(e,t,i){this.view=e,this.state=t,this.transactions=i,this.flags=0,this.startState=e.state,this.changes=Qn.empty(this.startState.doc.length);for(let s of i)this.changes=this.changes.compose(s.changes);let r=[];this.changes.iterChangedRanges((s,o,f,h)=>r.push(new Rr(s,o,f,h))),this.changedRanges=r}static create(e,t,i){return new U0(e,t,i)}get viewportChanged(){return(this.flags&4)>0}get viewportMoved(){return(this.flags&8)>0}get heightChanged(){return(this.flags&2)>0}get geometryChanged(){return this.docChanged||(this.flags&18)>0}get focusChanged(){return(this.flags&1)>0}get docChanged(){return!this.changes.empty}get selectionSet(){return this.transactions.some(e=>e.selection)}get empty(){return this.flags==0&&this.transactions.length==0}}class ZQ extends Et{get length(){return this.view.state.doc.length}constructor(e){super(),this.view=e,this.decorations=[],this.dynamicDecorationMap=[!1],this.domChanged=null,this.hasComposition=null,this.markedForComposition=new Set,this.editContextFormatting=Xe.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(e.contentDOM),this.children=[new Sn],this.children[0].setParent(this),this.updateDeco(),this.updateInner([new Rr(0,0,0,e.state.doc.length)],0,null)}update(e){var t;let i=e.changedRanges;this.minWidth>0&&i.length&&(i.every(({fromA:p,toA:g})=>g<this.minWidthFrom||p>this.minWidthTo)?(this.minWidthFrom=e.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=e.changes.mapPos(this.minWidthTo,1)):this.minWidth=this.minWidthFrom=this.minWidthTo=0),this.updateEditContextFormatting(e);let r=-1;this.view.inputState.composing>=0&&!this.view.observer.editContext&&(!((t=this.domChanged)===null||t===void 0)&&t.newSel?r=this.domChanged.newSel.head:!ZM(e.changes,this.hasComposition)&&!e.selectionSet&&(r=e.state.selection.main.head));let s=r>-1?AM(this.view,e.changes,r):null;if(this.domChanged=null,this.hasComposition){this.markedForComposition.clear();let{from:p,to:g}=this.hasComposition;i=new Rr(p,g,e.changes.mapPos(p,-1),e.changes.mapPos(g,1)).addToSet(i.slice())}this.hasComposition=s?{from:s.range.fromB,to:s.range.toB}:null,(_e.ie||_e.chrome)&&!s&&e&&e.state.doc.lines!=e.startState.doc.lines&&(this.forceSelection=!0);let o=this.decorations,f=this.updateDeco(),h=EM(o,f,e.changes);return i=Rr.extendWithRanges(i,h),!(this.flags&7)&&i.length==0?!1:(this.updateInner(i,e.startState.doc.length,s),e.transactions.length&&(this.lastUpdate=Date.now()),!0)}updateInner(e,t,i){this.view.viewState.mustMeasureContent=!0,this.updateChildren(e,t,i);let{observer:r}=this.view;r.ignore(()=>{this.dom.style.height=this.view.viewState.contentHeight/this.view.scaleY+"px",this.dom.style.flexBasis=this.minWidth?this.minWidth+"px":"";let o=_e.chrome||_e.ios?{node:r.selectionRange.focusNode,written:!1}:void 0;this.sync(this.view,o),this.flags&=-8,o&&(o.written||r.selectionRange.focusNode!=o.node)&&(this.forceSelection=!0),this.dom.style.height=""}),this.markedForComposition.forEach(o=>o.flags&=-9);let s=[];if(this.view.viewport.from||this.view.viewport.to<this.view.state.doc.length)for(let o of this.children)o instanceof qs&&o.widget instanceof Ib&&s.push(o.dom);r.updateGaps(s)}updateChildren(e,t,i){let r=i?i.range.addToSet(e.slice()):e,s=this.childCursor(t);for(let o=r.length-1;;o--){let f=o>=0?r[o]:null;if(!f)break;let{fromA:h,toA:p,fromB:g,toB:S}=f,v,Q,k,C;if(i&&i.range.fromB<S&&i.range.toB>g){let Y=_O.build(this.view.state.doc,g,i.range.fromB,this.decorations,this.dynamicDecorationMap),q=_O.build(this.view.state.doc,i.range.toB,S,this.decorations,this.dynamicDecorationMap);Q=Y.breakAtStart,k=Y.openStart,C=q.openEnd;let N=this.compositionView(i);q.breakAtStart?N.breakAfter=1:q.content.length&&N.merge(N.length,N.length,q.content[0],!1,q.openStart,0)&&(N.breakAfter=q.content[0].breakAfter,q.content.shift()),Y.content.length&&N.merge(0,0,Y.content[Y.content.length-1],!0,0,Y.openEnd)&&Y.content.pop(),v=Y.content.concat(N).concat(q.content)}else({content:v,breakAtStart:Q,openStart:k,openEnd:C}=_O.build(this.view.state.doc,g,S,this.decorations,this.dynamicDecorationMap));let{i:A,off:$}=s.findPos(p,1),{i:z,off:D}=s.findPos(h,-1);yP(this,z,D,A,$,v,Q,k,C)}i&&this.fixCompositionDOM(i)}updateEditContextFormatting(e){this.editContextFormatting=this.editContextFormatting.map(e.changes);for(let t of e.transactions)for(let i of t.effects)i.is(BP)&&(this.editContextFormatting=i.value)}compositionView(e){let t=new tl(e.text.nodeValue);t.flags|=8;for(let{deco:r}of e.marks)t=new Vs(r,[t],t.length);let i=new Sn;return i.append(t,0),i}fixCompositionDOM(e){let t=(s,o)=>{o.flags|=8|(o.children.some(h=>h.flags&7)?1:0),this.markedForComposition.add(o);let f=Et.get(s);f&&f!=o&&(f.dom=null),o.setDOM(s)},i=this.childPos(e.range.fromB,1),r=this.children[i.i];t(e.line,r);for(let s=e.marks.length-1;s>=-1;s--)i=r.childPos(i.off,1),r=r.children[i.i],t(s>=0?e.marks[s].node:e.text,r)}updateSelection(e=!1,t=!1){(e||!this.view.observer.selectionRange.focusNode)&&this.view.observer.readSelectionRange();let i=this.view.root.activeElement,r=i==this.dom,s=!r&&!(this.view.state.facet(Zs)||this.dom.tabIndex>-1)&&v0(this.dom,this.view.observer.selectionRange)&&!(i&&this.dom.contains(i));if(!(r||t||s))return;let o=this.forceSelection;this.forceSelection=!1;let f=this.view.state.selection.main,h=this.moveToLine(this.domAtPos(f.anchor)),p=f.empty?h:this.moveToLine(this.domAtPos(f.head));if(_e.gecko&&f.empty&&!this.hasComposition&&RM(h)){let S=document.createTextNode("");this.view.observer.ignore(()=>h.node.insertBefore(S,h.node.childNodes[h.offset]||null)),h=p=new li(S,0),o=!0}let g=this.view.observer.selectionRange;(o||!g.focusNode||(!PO(h.node,h.offset,g.anchorNode,g.anchorOffset)||!PO(p.node,p.offset,g.focusNode,g.focusOffset))&&!this.suppressWidgetCursorChange(g,f))&&(this.view.observer.ignore(()=>{_e.android&&_e.chrome&&this.dom.contains(g.focusNode)&&XM(g.focusNode,this.dom)&&(this.dom.blur(),this.dom.focus({preventScroll:!0}));let S=qO(this.view.root);if(S)if(f.empty){if(_e.gecko){let v=$M(h.node,h.offset);if(v&&v!=3){let Q=(v==1?pP:gP)(h.node,h.offset);Q&&(h=new li(Q.node,Q.offset))}}S.collapse(h.node,h.offset),f.bidiLevel!=null&&S.caretBidiLevel!==void 0&&(S.caretBidiLevel=f.bidiLevel)}else if(S.extend){S.collapse(h.node,h.offset);try{S.extend(p.node,p.offset)}catch{}}else{let v=document.createRange();f.anchor>f.head&&([h,p]=[p,h]),v.setEnd(p.node,p.offset),v.setStart(h.node,h.offset),S.removeAllRanges(),S.addRange(v)}s&&this.view.root.activeElement==this.dom&&(this.dom.blur(),i&&i.focus())}),this.view.observer.setSelectionRange(h,p)),this.impreciseAnchor=h.precise?null:new li(g.anchorNode,g.anchorOffset),this.impreciseHead=p.precise?null:new li(g.focusNode,g.focusOffset)}suppressWidgetCursorChange(e,t){return this.hasComposition&&t.empty&&PO(e.focusNode,e.focusOffset,e.anchorNode,e.anchorOffset)&&this.posFromDOM(e.focusNode,e.focusOffset)==t.head}enforceCursorAssoc(){if(this.hasComposition)return;let{view:e}=this,t=e.state.selection.main,i=qO(e.root),{anchorNode:r,anchorOffset:s}=e.observer.selectionRange;if(!i||!t.empty||!t.assoc||!i.modify)return;let o=Sn.find(this,t.head);if(!o)return;let f=o.posAtStart;if(t.head==f||t.head==f+o.length)return;let h=this.coordsAt(t.head,-1),p=this.coordsAt(t.head,1);if(!h||!p||h.bottom>p.top)return;let g=this.domAtPos(t.head+t.assoc);i.collapse(g.node,g.offset),i.modify("move",t.assoc<0?"forward":"backward","lineboundary"),e.observer.readSelectionRange();let S=e.observer.selectionRange;e.docView.posFromDOM(S.anchorNode,S.anchorOffset)!=t.from&&i.collapse(r,s)}moveToLine(e){let t=this.dom,i;if(e.node!=t)return e;for(let r=e.offset;!i&&r<t.childNodes.length;r++){let s=Et.get(t.childNodes[r]);s instanceof Sn&&(i=s.domAtPos(0))}for(let r=e.offset-1;!i&&r>=0;r--){let s=Et.get(t.childNodes[r]);s instanceof Sn&&(i=s.domAtPos(s.length))}return i?new li(i.node,i.offset,!0):e}nearest(e){for(let t=e;t;){let i=Et.get(t);if(i&&i.rootView==this)return i;t=t.parentNode}return null}posFromDOM(e,t){let i=this.nearest(e);if(!i)throw new RangeError("Trying to find position for a DOM position outside of the document");return i.localPosFromDOM(e,t)+i.posAtStart}domAtPos(e){let{i:t,off:i}=this.childCursor().findPos(e,-1);for(;t<this.children.length-1;){let r=this.children[t];if(i<r.length||r instanceof Sn)break;t++,i=0}return this.children[t].domAtPos(i)}coordsAt(e,t){let i=null,r=0;for(let s=this.length,o=this.children.length-1;o>=0;o--){let f=this.children[o],h=s-f.breakAfter,p=h-f.length;if(h<e)break;if(p<=e&&(p<e||f.covers(-1))&&(h>e||f.covers(1))&&(!i||f instanceof Sn&&!(i instanceof Sn&&t>=0)))i=f,r=p;else if(i&&p==e&&h==e&&f instanceof qs&&Math.abs(t)<2){if(f.deco.startSide<0)break;o&&(i=null)}s=p}return i?i.coordsAt(e-r,t):null}coordsForChar(e){let{i:t,off:i}=this.childPos(e,1),r=this.children[t];if(!(r instanceof Sn))return null;for(;r.children.length;){let{i:f,off:h}=r.childPos(i,1);for(;;f++){if(f==r.children.length)return null;if((r=r.children[f]).length)break}i=h}if(!(r instanceof tl))return null;let s=Yn(r.text,i);if(s==i)return null;let o=Lu(r.dom,i,s).getClientRects();for(let f=0;f<o.length;f++){let h=o[f];if(f==o.length-1||h.top<h.bottom&&h.left<h.right)return h}return null}measureVisibleLineHeights(e){let t=[],{from:i,to:r}=e,s=this.view.contentDOM.clientWidth,o=s>Math.max(this.view.scrollDOM.clientWidth,this.minWidth)+1,f=-1,h=this.view.textDirection==Nt.LTR;for(let p=0,g=0;g<this.children.length;g++){let S=this.children[g],v=p+S.length;if(v>r)break;if(p>=i){let Q=S.dom.getBoundingClientRect();if(t.push(Q.height),o){let k=S.dom.lastChild,C=k?Gf(k):[];if(C.length){let A=C[C.length-1],$=h?A.right-Q.left:Q.right-A.left;$>f&&(f=$,this.minWidth=s,this.minWidthFrom=p,this.minWidthTo=v)}}}p=v+S.breakAfter}return t}textDirectionAt(e){let{i:t}=this.childPos(e,1);return getComputedStyle(this.children[t].dom).direction=="rtl"?Nt.RTL:Nt.LTR}measureTextSize(){for(let s of this.children)if(s instanceof Sn){let o=s.measureTextSize();if(o)return o}let e=document.createElement("div"),t,i,r;return e.className="cm-line",e.style.width="99999px",e.style.position="absolute",e.textContent="abc def ghi jkl mno pqr stu",this.view.observer.ignore(()=>{this.dom.appendChild(e);let s=Gf(e.firstChild)[0];t=e.getBoundingClientRect().height,i=s?s.width/27:7,r=s?s.height:t,e.remove()}),{lineHeight:t,charWidth:i,textHeight:r}}childCursor(e=this.length){let t=this.children.length;return t&&(e-=this.children[--t].length),new mP(this.children,e,t)}computeBlockGapDeco(){let e=[],t=this.view.viewState;for(let i=0,r=0;;r++){let s=r==t.viewports.length?null:t.viewports[r],o=s?s.from-1:this.length;if(o>i){let f=(t.lineBlockAt(o).bottom-t.lineBlockAt(i).top)/this.view.scaleY;e.push(Xe.replace({widget:new Ib(f),block:!0,inclusive:!0,isBlockGap:!0}).range(i,o))}if(!s)break;i=s.to+1}return Xe.set(e)}updateDeco(){let e=1,t=this.view.state.facet(zO).map(s=>(this.dynamicDecorationMap[e++]=typeof s=="function")?s(this.view):s),i=!1,r=this.view.state.facet(LP).map((s,o)=>{let f=typeof s=="function";return f&&(i=!0),f?s(this.view):s});for(r.length&&(this.dynamicDecorationMap[e++]=i,t.push(gt.join(r))),this.decorations=[this.editContextFormatting,...t,this.computeBlockGapDeco(),this.view.viewState.lineGapDeco];e<this.decorations.length;)this.dynamicDecorationMap[e++]=!1;return this.decorations}scrollIntoView(e){if(e.isSnapshot){let p=this.view.viewState.lineBlockAt(e.range.head);this.view.scrollDOM.scrollTop=p.top-e.yMargin,this.view.scrollDOM.scrollLeft=e.xMargin;return}for(let p of this.view.state.facet(zP))try{if(p(this.view,e.range,e))return!0}catch(g){Ui(this.view.state,g,"scroll handler")}let{range:t}=e,i=this.coordsAt(t.head,t.empty?t.assoc:t.head>t.anchor?-1:1),r;if(!i)return;!t.empty&&(r=this.coordsAt(t.anchor,t.anchor>t.head?-1:1))&&(i={left:Math.min(i.left,r.left),top:Math.min(i.top,r.top),right:Math.max(i.right,r.right),bottom:Math.max(i.bottom,r.bottom)});let s=Fv(this.view),o={left:i.left-s.left,top:i.top-s.top,right:i.right+s.right,bottom:i.bottom+s.bottom},{offsetWidth:f,offsetHeight:h}=this.view.scrollDOM;oM(this.view.scrollDOM,o,t.head<t.anchor?-1:1,e.x,e.y,Math.max(Math.min(e.xMargin,f),-f),Math.max(Math.min(e.yMargin,h),-h),this.view.textDirection==Nt.LTR)}}function RM(n){return n.node.nodeType==1&&n.node.firstChild&&(n.offset==0||n.node.childNodes[n.offset-1].contentEditable=="false")&&(n.offset==n.node.childNodes.length||n.node.childNodes[n.offset].contentEditable=="false")}function UP(n,e){let t=n.observer.selectionRange;if(!t.focusNode)return null;let i=pP(t.focusNode,t.focusOffset),r=gP(t.focusNode,t.focusOffset),s=i||r;if(r&&i&&r.node!=i.node){let f=Et.get(r.node);if(!f||f instanceof tl&&f.text!=r.node.nodeValue)s=r;else if(n.docView.lastCompositionAfterCursor){let h=Et.get(i.node);!h||h instanceof tl&&h.text!=i.node.nodeValue||(s=r)}}if(n.docView.lastCompositionAfterCursor=s!=i,!s)return null;let 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MM;return gt.compare(n,e,t,i),i.changes}function XM(n,e){for(let t=n;t&&t!=e;t=t.assignedSlot||t.parentNode)if(t.nodeType==1&&t.contentEditable=="false")return!0;return!1}function ZM(n,e){let t=!1;return e&&n.iterChangedRanges((i,r)=>{i<e.to&&r>e.from&&(t=!0)}),t}function DM(n,e,t=1){let i=n.charCategorizer(e),r=n.doc.lineAt(e),s=e-r.from;if(r.length==0)return ue.cursor(e);s==0?t=1:s==r.length&&(t=-1);let o=s,f=s;t<0?o=Yn(r.text,s,!1):f=Yn(r.text,s);let h=i(r.text.slice(o,f));for(;o>0;){let p=Yn(r.text,o,!1);if(i(r.text.slice(p,o))!=h)break;o=p}for(;f<r.length;){let p=Yn(r.text,f);if(i(r.text.slice(f,p))!=h)break;f=p}return ue.range(o+r.from,f+r.from)}function qM(n,e){return e.left>n?e.left-n:Math.max(0,n-e.right)}function zM(n,e){return e.top>n?e.top-n:Math.max(0,n-e.bottom)}function yS(n,e){return n.top<e.bottom-1&&n.bottom>e.top+1}function DQ(n,e){return e<n.top?{top:e,left:n.left,right:n.right,bottom:n.bottom}:n}function qQ(n,e){return 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k=n.dom.ownerDocument,C=n.root.elementFromPoint?n.root:k,A=C.elementFromPoint(g,S);A&&!n.contentDOM.contains(A)&&(A=null),A||(g=Math.max(o.left+1,Math.min(o.right-1,g)),A=C.elementFromPoint(g,S),A&&!n.contentDOM.contains(A)&&(A=null));let $,z=-1;if(A&&((r=n.docView.nearest(A))===null||r===void 0?void 0:r.isEditable)!=!1){if(k.caretPositionFromPoint){let Y=k.caretPositionFromPoint(g,S);Y&&({offsetNode:$,offset:z}=Y)}else if(k.caretRangeFromPoint){let Y=k.caretRangeFromPoint(g,S);Y&&({startContainer:$,startOffset:z}=Y,(!n.contentDOM.contains($)||_e.safari&&BM($,z,g)||_e.chrome&&YM($,z,g))&&($=void 0))}$&&(z=Math.min(Jl($),z))}if(!$||!n.docView.dom.contains($)){let Y=Sn.find(n.docView,Q);if(!Y)return v>h.top+h.height/2?h.to:h.from;({node:$,offset:z}=tv(Y.dom,g,S))}let D=n.docView.nearest($);if(!D)return null;if(D.isWidget&&((s=D.dom)===null||s===void 0?void 0:s.nodeType)==1){let Y=D.dom.getBoundingClientRect();return 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i=n.lineBlockAt(e);if(Array.isArray(i.type)){let r;for(let s of i.type){if(s.from>e)break;if(!(s.to<e)){if(s.from<e&&s.to>e)return s;(!r||s.type==Qi.Text&&(r.type!=s.type||(t<0?s.from<e:s.to>e)))&&(r=s)}}return r||i}return i}function LM(n,e,t,i){let r=nv(n,e.head,e.assoc||-1),s=!i||r.type!=Qi.Text||!(n.lineWrapping||r.widgetLineBreaks)?null:n.coordsAtPos(e.assoc<0&&e.head>r.from?e.head-1:e.head);if(s){let o=n.dom.getBoundingClientRect(),f=n.textDirectionAt(r.from),h=n.posAtCoords({x:t==(f==Nt.LTR)?o.right-1:o.left+1,y:(s.top+s.bottom)/2});if(h!=null)return ue.cursor(h,t?-1:1)}return ue.cursor(t?r.to:r.from,t?-1:1)}function YQ(n,e,t,i){let r=n.state.doc.lineAt(e.head),s=n.bidiSpans(r),o=n.textDirectionAt(r.from);for(let f=e,h=null;;){let p=PM(r,s,o,f,t),g=RP;if(!p){if(r.number==(t?n.state.doc.lines:1))return f;g=` |