diff --git a/core/factory.php b/core/factory.php
index 312399d..ee15b8e 100644
--- a/core/factory.php
+++ b/core/factory.php
@@ -51,7 +51,7 @@ class Editor
-
+
-
-
+
+
t?parseInt(t,36):1);for(let t=1;te)return s[t-1]<=e}(e))n+=d(e),t=e;else{if(!r(e))break;{let t=0,e=n-2;for(;0<=e&&r(c(i,e));)t++,e-=2;if(t%2==0)break;n+=2}}}return n}function a(t,e){for(;0this.length)throw new RangeError(`Invalid position ${t} in document of length ${this.length}`);return this.lineInner(t,!1,1,0)}line(t){if(t<1||t>this.lines)throw new RangeError(`Invalid line number ${t} in ${this.lines}-line document`);return this.lineInner(t,!0,1,0)}replace(t,e,i){var n=[];return this.decompose(0,t,n,2),i.length&&i.decompose(0,i.length,n,3),this.decompose(e,this.length,n,1),g.from(n,this.length-(e-t)+i.length)}append(t){return this.replace(this.length,this.length,t)}slice(t,e=this.length){var i=[];return this.decompose(t,e,i,0),g.from(i,e-t)}eq(t){if(t==this)return!0;if(t.length!=this.length||t.lines!=this.lines)return!1;let e=new v(this),i=new v(t);for(;;){if(e.next(),i.next(),e.lineBreak!=i.lineBreak||e.done!=i.done||e.value!=i.value)return!1;if(e.done)return!0}}iter(t=1){return new v(this,t)}iterRange(t,e=this.length){return new i(this,t,e)}toString(){return this.sliceString(0)}toJSON(){var t=[];return this.flatten(t),t}static of(t){if(0==t.length)throw new RangeError("A document must have at least one line");return 1!=t.length||t[0]?t.length<=32?new m(t):g.from(m.split(t,[])):u.empty}}"undefined"!=typeof Symbol&&(u.prototype[Symbol.iterator]=function(){return this.iter()});class m extends u{constructor(t,e=function(t){let e=-1;for(var i of t)e+=i.length+1;return e}(t)){super(),this.text=t,this.length=e}get lines(){return this.text.length}get children(){return null}lineInner(e,i,n,s){for(let t=0;;t++){var r=this.text[t],o=s+r.length;if(e<=(i?n:o))return new w(s,o,n,r);s=o+1,n++}}decompose(i,t,n,s){i=i<=0&&t>=this.length?this:new m(p(this.text,i,t),Math.min(t,this.length)-Math.max(0,i));if(1&s){let t=n.pop(),e=f(i.text,t.text.slice(),0,i.length);e.length<=32?n.push(new m(e,t.length+i.length)):(s=e.length>>1,n.push(new m(e.slice(0,s)),new m(e.slice(s))))}else n.push(i)}replace(t,e,i){if(!(i instanceof m))return super.replace(t,e,i);var n=f(this.text,f(i.text,p(this.text,0,t)),e),t=this.length+i.length-(e-t);return n.length<=32?new m(n,t):g.from(m.split(n,[]),t)}sliceString(s,r=this.length,o="\n"){let a="";for(let i=0,n=0;i<=r&&ns&&n&&(a+=o),si&&(a+=t.slice(Math.max(0,s-i),r-i)),i=e+1}return a}flatten(t){for(var e of this.text)t.push(e)}static split(t,e){let i=[],n=-1;for(var s of t)i.push(s),n+=s.length+1,32==i.length&&(e.push(new m(i,n)),i=[],n=-1);return-1=n&&(l=a&((n<=s?1:0)|(r<=e?2:0)),n>=s&&e<=r&&!l?o.push(t):t.decompose(s-n,r-n,o,l)),n=e+1}}replace(s,r,o){if(o.lines=n&&r<=e){var a=t.replace(s-n,r-n,o),l=this.lines-t.lines+a.lines;if(a.lines>4&&a.lines>l>>6){let t=this.children.slice();return t[i]=a,new g(t,this.length-(r-s)+o.length)}return super.replace(n,e,a)}n=e+1}return super.replace(s,r,o)}sliceString(s,r=this.length,o="\n"){let a="";for(let i=0,n=0;is&&i&&(a+=o),sn&&(a+=t.sliceString(s-n,r-n,o)),n=e+1}return a}flatten(t){for(var e of this.children)e.flatten(t)}static from(t,e=t.reduce((t,e)=>t+e.length+1,-1)){let i=0;for(var n of t)i+=n.lines;if(i<32){var s,r=[];for(s of t)s.flatten(r);return new m(r,e)}let o=Math.max(32,i>>5),a=o<<1,l=o>>1,h=[],c=0,d=-1,u=[];function f(){0!=c&&(h.push(1==u.length?u[0]:g.from(u,d)),d=-1,c=u.length=0)}for(var p of t)!function t(e){let i;if(e.lines>a&&e instanceof g)for(var n of e.children)t(n);else e.lines>l&&(c>l||!c)?(f(),h.push(e)):e instanceof m&&c&&(i=u[u.length-1])instanceof m&&e.lines+i.lines<=32?(c+=e.lines,d+=e.length+1,u[u.length-1]=new m(i.text.concat(e.text),i.length+1+e.length)):(c+e.lines>o&&f(),c+=e.lines,d+=e.length+1,u.push(e))}(p);return f(),1==h.length?h[0]:new g(h,e)}}function f(r,o,a=0,l=1e9){for(let i=0,n=0,s=!0;nMath.max(0,n))return this.value=0==n?t:0t.length?n-=t.length:(this.nodes.push(t),this.offsets.push(0this.limit&&(this.value=0s)throw new RangeError(`Position ${e} is out of range for changeset of length ${s}`);return r}touchesRange(i,n=i){for(let t=0,e=0;t"number"!=typeof t))throw new RangeError("Invalid JSON representation of ChangeDesc");return new x(t)}}class k extends x{constructor(t,e){super(t),this.inserted=e}apply(r){if(this.length!=r.length)throw new RangeError("Applying change set to a document with the wrong length");return T(this,(t,e,i,n,s)=>r=r.replace(i,i+(e-t),s),!1),r}mapDesc(t,e=!1){return O(this,t,e,!0)}invert(i){let n=this.sections.slice(),s=[];for(let t=0,e=0;t>1;s.length>1].toJSON()))}return n}static of(t,r,o){let a=[],l=[],h=0,i=null;function c(t=!1){if(t||a.length){hh&&A(a,t-h,-1),A(a,e-t,n),C(l,a,s),h=e)}}(t),c(!i),i}static empty(t){return new k(t?[t,-1]:[],[])}static fromJSON(i){if(!Array.isArray(i))throw new RangeError("Invalid JSON representation of ChangeSet");let n=[],s=[];for(let e=0;ee&&"string"!=typeof t))throw new RangeError("Invalid JSON representation of ChangeSet");if(1==t.length)n.push(t[0],0);else{for(;s.length>1;if(n>1])),!(c||a==l.sections.length||l.sections[a+1]<0);)n=l.sections[a++],s=l.sections[a++];h(r,t,o,e,i),r=t,o=e}}}function O(t,e,s,i=!1){var r=[],o=i?[]:null;let a=new H(t),l=new H(e);for(let i=0,n=0;;)if(-1==a.ins)i+=a.len,a.next();else if(-1==l.ins&&nn&&!a.done&&i+a.leni&&n+l.lenl||0<=o.ins&&o.len>l)&&(t||h>1;return e>=t.length?u.empty:t[e]}textBit(t){let{inserted:e}=this.set,i=this.i-2>>1;return i>=e.length&&!t?u.empty:e[i].slice(this.off,null==t?void 0:this.off+t)}forward(t){t==this.len?this.next():(this.len-=t,this.off+=t)}forward2(t){-1==this.ins?this.forward(t):t==this.ins?this.next():(this.ins-=t,this.off+=t)}}class L{constructor(t,e,i){this.from=t,this.to=e,this.flags=i}get anchor(){return 16&this.flags?this.to:this.from}get head(){return 16&this.flags?this.from:this.to}get empty(){return this.from==this.to}get assoc(){return 4&this.flags?-1:8&this.flags?1:0}get bidiLevel(){var t=3&this.flags;return 3==t?null:t}get goalColumn(){var t=this.flags>>5;return 33554431==t?void 0:t}map(t,e=-1){var i=t.mapPos(this.from,e),e=t.mapPos(this.to,e);return i==this.from&&e==this.to?this:new L(i,e,this.flags)}extend(t,e=t){if(t<=this.anchor&&e>=this.anchor)return D.range(t,e);e=Math.abs(t-this.anchor)>Math.abs(e-this.anchor)?t:e;return D.range(this.anchor,e)}eq(t){return this.anchor==t.anchor&&this.head==t.head}toJSON(){return{anchor:this.anchor,head:this.head}}static fromJSON(t){if(!t||"number"!=typeof t.anchor||"number"!=typeof t.head)throw new RangeError("Invalid JSON representation for SelectionRange");return D.range(t.anchor,t.head)}}class D{constructor(t,e=0){this.ranges=t,this.mainIndex=e}map(e,i=-1){return e.empty?this:D.create(this.ranges.map(t=>t.map(e,i)),this.mainIndex)}eq(e){if(this.ranges.length!=e.ranges.length||this.mainIndex!=e.mainIndex)return!1;for(let t=0;tt.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 D(t.ranges.map(t=>L.fromJSON(t)),t.main)}static single(t,e=t){return new D([D.range(t,e)],0)}static create(i,n=0){if(0==i.length)throw new RangeError("A selection needs at least one range");for(let t=0,e=0;et.from-e.from),i=e.indexOf(t);for(let t=1;ts.head?D.range(r,n):D.range(n,r)))}return new D(e,i)}(i.slice(),n);t=s.to}return new D(i,n)}static cursor(t,e=0,i,n){return new L(t,t,(0==e?0:e<0?4:8)|(null==i?3:Math.min(2,i))|(null!=n?n:33554431)<<5)}static range(t,e,i){i=(null!=i?i:33554431)<<5;return ee)throw new RangeError("Selection points outside of document")}let z=0;class B{constructor(t,e,i,n,s){this.combine=t,this.compareInput=e,this.compare=i,this.isStatic=n,this.extensions=s,this.id=z++,this.default=t([])}static define(t={}){return new B(t.combine||(t=>t),t.compareInput||((t,e)=>t===e),t.compare||(t.combine?(t,e)=>t===e:E),!!t.static,t.enables)}of(t){return new V([],this,0,t)}compute(t,e){if(this.isStatic)throw new Error("Can't compute a static facet");return new V(t,this,1,e)}computeN(t,e){if(this.isStatic)throw new Error("Can't compute a static facet");return new V(t,this,2,e)}from(e,i){return i=i||(t=>t),this.compute([e],t=>i(t.field(e)))}}function E(t,i){return t==i||t.length==i.length&&t.every((t,e)=>t===i[e])}class V{constructor(t,e,i,n){this.dependencies=t,this.facet=e,this.type=i,this.value=n,this.id=z++}dynamicSlot(t){var e,i;let n=this.value,s=this.facet.compareInput,r=t[this.id]>>1,o=2==this.type,a=!1,l=!1,h=[];for(i of this.dependencies)"doc"==i?a=!0:"selection"==i?l=!0:0==(1&(null!==(e=t[i.id])&&void 0!==e?e:1))&&h.push(t[i.id]);return(e,t)=>{if(!t||t.reconfigured)return e.values[r]=n(e),1;if(!(a&&t.docChanged||l&&(t.docChanged||t.selection)||h.some(t=>0<(1&J(e,t)))))return 0;var i=n(e),t=t.startState.values[r];return(o?function(e,i,n){if(e.length!=i.length)return!1;for(let t=0;tt===e),t);return t.provide&&(e.provides=t.provide(e)),e}create(t){let e=t.facet(P).find(t=>t.field==this);return((null===e||void 0===e?void 0:e.create)||this.createF)(t)}slot(t){let o=t[this.id]>>1;return(t,e)=>{if(!e)return t.values[o]=this.create(t),1;let i,n=0;var s,r;e.reconfigured?(s=e.startState,r=this.id,r=null==(r=s.config.address[r])?null:r>>1,i=null==r?this.create(e.startState):e.startState.values[r],n=1):i=e.startState.values[o];e=this.updateF(i,e);return n||this.compareF(i,e)||(n=1),n&&(t.values[o]=e),n}}init(t){return[this,P.of({field:this,create:t})]}get extension(){return this}}const N={fallback:3,default:2,extend:1,override:0};function t(e){return t=>new j(t,e)}const I={fallback:t(N.fallback),default:t(N.default),extend:t(N.extend),override:t(N.override)};class j{constructor(t,e){this.inner=t,this.prec=e}}class W{of(t){return new q(this,t)}reconfigure(t){return W.reconfigure.of({compartment:this,extension:t})}get(t){return t.config.compartments.get(this)}}class q{constructor(t,e){this.compartment=t,this.inner=e}}class F{constructor(t,e,i,n,s){for(this.base=t,this.compartments=e,this.dynamicSlots=i,this.address=n,this.staticValues=s,this.statusTemplate=[];this.statusTemplate.length>1]}static resolve(t,e,n){let i=[],s=Object.create(null);var r,o,a=new Map;for(r of function(t,a,l){let h=[[],[],[],[]],c=new Map;return function t(e,i){var n=c.get(e);if(null!=n){if(i<=n)return;var s=h[n].indexOf(e);-1t.concat(e))}(t,e,a))(r instanceof R?i:s[r.facet.id]||(s[r.facet.id]=[])).push(r);let l=Object.create(null),h=[],c=[];for(let e of i)l[e.id]=c.length<<1,c.push(t=>e.slot(t));for(o in s){let i=s[o],e=i[0].facet;if(i.every(t=>0==t.type)){l[e.id]=h.length<<1|1;let t=e.combine(i.map(t=>t.value));var d=n?n.config.address[e.id]:null;null!=d&&(d=U(n,d),e.compare(t,d)&&(t=d)),h.push(t)}else{for(let e of i)0==e.type?(l[e.id]=h.length<<1|1,h.push(e.value)):(l[e.id]=c.length<<1,c.push(t=>e.dynamicSlot(t)));l[e.id]=c.length<<1,c.push(t=>function(e,h,t){let c=t.map(t=>e[t.id]),d=t.map(t=>t.type),u=c.filter(t=>!(1&t)),f=e[h.id]>>1;return(e,t)=>{var i,n=t?t.reconfigured?t.startState.config.address[h.id]:f<<1:null;let s=null==n;for(i of u)1&J(e,i)&&(s=!0);if(!s)return 0;let r=[];for(let t=0;tt(l)),l,h)}}function J(t,e){if(1&e)return 2;var i=e>>1,e=t.status[i];if(4==e)throw new Error("Cyclic dependency between fields and/or facets");if(2&e)return e;t.status[i]=4;e=t.config.dynamicSlots[i](t,t.applying);return t.status[i]=2|e}function U(t,e){return(1&e?t.config.staticValues:t.values)[e>>1]}const G=B.define(),K=B.define({combine:t=>t.some(t=>t),static:!0}),X=B.define({combine:t=>t.length?t[0]:void 0,static:!0}),Y=B.define(),Q=B.define(),Z=B.define();class tt{constructor(t,e){this.type=t,this.value=e}static define(){return new et}}class et{of(t){return new tt(this,t)}}class it{constructor(t){this.map=t}of(t){return new nt(this,t)}}class nt{constructor(t,e){this.type=t,this.value=e}map(t){t=this.type.map(this.value,t);return void 0===t?void 0:t==this.value?this:new nt(this.type,t)}is(t){return this.type==t}static define(t={}){return new it(t.map||(t=>t))}static mapEffects(t,e){if(!t.length)return t;let i=[];for(var n of t){n=n.map(e);n&&i.push(n)}return i}}nt.reconfigure=nt.define(),nt.appendConfig=nt.define();class st{constructor(t,e,i,n,s,r){this.startState=t,this.changes=e,this.selection=i,this.effects=n,this.annotations=s,this.scrollIntoView=r,this._doc=null,this._state=null,i&&_(i,e.newLength),s.some(t=>t.type==st.time)||(this.annotations=s.concat(st.time.of(Date.now())))}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(var 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}}function rt(t,e,i){let n,s,r;return r=i?(n=e.changes,s=k.empty(e.changes.length),t.changes.compose(e.changes)):(n=e.changes.map(t.changes),s=t.changes.mapDesc(e.changes,!0),t.changes.compose(n)),{changes:r,selection:e.selection?e.selection.map(s):null===(i=t.selection)||void 0===i?void 0:i.map(n),effects:nt.mapEffects(t.effects,n).concat(nt.mapEffects(e.effects,s)),annotations:t.annotations.length?t.annotations.concat(e.annotations):e.annotations,scrollIntoView:t.scrollIntoView||e.scrollIntoView}}function ot(t,e,i){var n=e.selection;return{changes:e.changes instanceof k?e.changes:k.of(e.changes||[],i,t.facet(X)),selection:n&&(n instanceof D?n:D.single(n.anchor,n.head)),effects:ht(e.effects),annotations:ht(e.annotations),scrollIntoView:!!e.scrollIntoView}}function at(e,i,n){let s=ot(e,i.length?i[0]:{},e.doc.length);i.length&&!1===i[0].filter&&(n=!1);for(let t=1;t=s[i]))t=s[i++],e=s[i++];else{if(!(n{if(!/\S/.test(e))return ct.Space;if(function(i){if(ut)return ut.test(i);for(let e=0;enull),n)for(var s in t.address){var r=t.address[s],s=n.startState.config.address[s];null!=s&&0==(1&r)&&(this.values[r>>1]=U(n.startState,s))}(this.applying=n)&&(n._state=this);for(let t=0;tn.set(e,t)),e=null),n.set(s.value.compartment,s.value.extension)):s.is(nt.reconfigure)?(e=null,i=s.value):s.is(nt.appendConfig)&&(e=null,i=ht(i).concat(s.value));new pt(e||F.resolve(i,n,this),t.newDoc,t.newSelection,t)}replaceSelection(e){return"string"==typeof e&&(e=this.toText(e)),this.changeByRange(t=>({changes:{from:t.from,to:t.to,insert:e},range:D.cursor(t.from+e.length)}))}changeByRange(s){var r=this.selection,t=s(r.ranges[0]);let o=this.changes(t.changes),a=[t.range],l=ht(t.effects);for(let n=1;ne.spec.fromJSON(i,t)))}return pt.create({doc:t.doc,selection:D.fromJSON(t.selection),extensions:e.extensions?s.concat([e.extensions]):s})}static create(t={}){let e=F.resolve(t.extensions||[],new Map);var i=t.doc instanceof u?t.doc:u.of((t.doc||"").split(e.staticFacet(pt.lineSeparator)||b));let n=t.selection?t.selection instanceof D?t.selection:D.single(t.selection.anchor,t.selection.head):D.single(0);return _(n,i.length),e.staticFacet(K)||(n=n.asSingle()),new pt(e,i,n)}get tabSize(){return this.facet(pt.tabSize)}get lineBreak(){return this.facet(pt.lineSeparator)||"\n"}phrase(t){for(var e of this.facet(pt.phrases))if(Object.prototype.hasOwnProperty.call(e,t))return e[t];return t}languageDataAt(t,e){let i=[];for(var n of this.facet(G))for(var s of n(this,e))Object.prototype.hasOwnProperty.call(s,t)&&i.push(s[t]);return i}charCategorizer(t){return ft(this.languageDataAt("wordChars",t).join(""))}wordAt(t){let{text:e,from:i,length:n}=this.doc.lineAt(t),s=this.charCategorizer(t),r=t-i,o=t-i;for(;0t.length?t[0]:4}),pt.lineSeparator=X,pt.phrases=B.define(),pt.languageData=G,pt.changeFilter=Y,pt.transactionFilter=Q,pt.transactionExtender=Z,W.reconfigure=nt.define();const gt="undefined"==typeof Symbol?"__ͼ":Symbol.for("ͼ"),vt="undefined"==typeof Symbol?"__styleSet"+Math.floor(1e8*Math.random()):Symbol("styleSet"),wt="undefined"!=typeof globalThis?globalThis:"undefined"!=typeof window?window:{};class bt{constructor(t,e){this.rules=[];let{finish:c}=e||{};function d(t){return/^@/.test(t)?[t]:t.split(/,\s*/)}for(var i in t)!function t(i,e,n,s){let r=[],o=/^@(\w+)\b/.exec(i[0]),a=o&&"keyframes"==o[1];if(o&&null==e)return n.push(i[0]+";");for(var l in e){var h=e[l];if(/&/.test(l))t(l.split(/,\s*/).map(e=>i.map(t=>e.replace(/&/,t))).reduce((t,e)=>t.concat(e)),h,n);else if(h&&"object"==typeof h){if(!o)throw new RangeError("The value of a property ("+l+") should be a primitive value.");t(d(l),h,r,a)}else null!=h&&r.push(l.replace(/_.*/,"").replace(/[A-Z]/g,t=>"-"+t.toLowerCase())+": "+h+";")}(r.length||a)&&n.push((!c||o||s?i:i.map(c)).join(", ")+" {"+r.join(" ")+"}")}(d(i),t[i],this.rules)}getRules(){return this.rules.join("\n")}static newName(){let t=wt[gt]||1;return wt[gt]=t+1,"ͼ"+t.toString(36)}static mount(t,e){(t[vt]||new xt(t)).mount(Array.isArray(e)?e:[e])}}let yt=null;class xt{constructor(e){if(!e.head&&e.adoptedStyleSheets&&"undefined"!=typeof CSSStyleSheet){if(yt)return e.adoptedStyleSheets=[yt.sheet].concat(e.adoptedStyleSheets),e[vt]=yt;this.sheet=new CSSStyleSheet,e.adoptedStyleSheets=[this.sheet].concat(e.adoptedStyleSheets),yt=this}else{this.styleTag=(e.ownerDocument||e).createElement("style");let t=e.head||e;t.insertBefore(this.styleTag,t.firstChild)}this.modules=[],e[vt]=this}mount(n){let s=this.sheet,r=0,o=0;for(let i=0;i>1,l=o[a]-i||(n<0?this.value[a].startSide:this.value[a].endSide)-s;if(a==t)return 0<=l?t:e;0<=l?e=a:t=1+a}}between(i,n,s,r){for(let t=this.findIndex(n,-1),e=this.findIndex(s,1,void 0,t);ts||n==s&&0this.chunkEnd(o.chunkIndex)||so.to||s500<=t.maxPoint||t!=Ct.empty&&i.indexOf(t)<0&&t.maxPoint>=s),o=i.filter(t=>500<=t.maxPoint||t!=Ct.empty&&e.indexOf(t)<0&&t.maxPoint>=s),a=function(t,e){let i=new Map;for(var n of t)for(let t=0;t_t(l,t,h,e,i,n)),t.empty&&0==t.length&&_t(l,0,h,0,0,n)}static spans(t,e,i,n,s=-1){let r=new Dt(t,null,s).goto(e),o=e,a=r.openStart;for(;;){var l=Math.min(r.to,i);if(r.point?(n.point(o,l,r.point,r.activeForPoint(r.to),a),a=r.openEnd(l)+(r.to>l?1:0)):l>o&&(n.span(o,l,r.active,a),a=r.openEnd(l)),r.to>i)break;o=r.to,r.next()}return a}static of(t,e=!1){let i=new Tt;for(var n of t instanceof St?[t]:e?t.slice().sort(Mt):t)i.add(n.from,n.to,n.value);return i.finish()}}Ct.empty=new Ct([],[],null,-1),Ct.empty.nextLayer=Ct.empty;class Tt{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}finishChunk(t){this.chunks.push(new At(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=[])}add(t,e,i){this.addInner(t,e,i)||(this.nextLayer||(this.nextLayer=new Tt)).add(t,e,i)}addInner(t,e,i){var 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 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this.value?this.value.startSide:0}get endSide(){return this.value?this.value.endSide:0}goto(t,e=-1e9){return this.chunkIndex=this.rangeIndex=0,this.gotoInner(t,e,!1),this}gotoInner(t,e,i){for(;this.chunkIndex=this.minPoint)break}}nextChunk(){this.chunkIndex++,this.rangeIndex=0,this.next()}compare(t){return this.from-t.from||this.startSide-t.startSide||this.to-t.to||this.endSide-t.endSide}}class Ht{constructor(t){this.heap=t}static from(i,n=null,s=-1){let r=[];for(let e=0;e=s&&r.push(new Ot(t,n,s,e));return 1==r.length?r[0]:new Ht(r)}get startSide(){return this.value?this.value.startSide:0}goto(t,e=-1e9){for(var i of this.heap)i.goto(t,e);for(let t=this.heap.length>>1;0<=t;t--)Lt(this.heap,t);return this.next(),this}forward(t,e){for(var i of this.heap)i.forward(t,e);for(let t=this.heap.length>>1;0<=t;t--)Lt(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 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h=t.to+l-i.to||t.endSide-i.endSide,c=h<0?t.to+l:i.to,d=Math.min(c,o);if(t.point||i.point?t.point&&i.point&&(t.point==i.point||t.point.eq(i.point))||r.comparePoint(a,d,t.point,i.point):d>a&&!function(e,i){if(e.length!=i.length)return!1;for(let t=0;t=i;t--)e[t+1]=e[t];e[i]=t}function Bt(e,i){let n=-1,s=1e9;for(let t=0;t",191:"?",192:"~",219:"{",220:"|",221:"}",222:'"',229:"Q"},Pt="undefined"!=typeof navigator&&/Chrome\/(\d+)/.exec(navigator.userAgent),Rt="undefined"!=typeof navigator&&/Apple Computer/.test(navigator.vendor),Nt="undefined"!=typeof navigator&&/Gecko\/\d+/.test(navigator.userAgent),It="undefined"!=typeof navigator&&/Mac/.test(navigator.platform),jt="undefined"!=typeof navigator&&/MSIE \d|Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(navigator.userAgent),Wt=Pt&&(It||+Pt[1]<57)||Nt&&It,qt=0;qt<10;qt++)Et[48+qt]=Et[96+qt]=String(qt);for(qt=1;qt<=24;qt++)Et[qt+111]="F"+qt;for(var Ft,qt=65;qt<=90;qt++)Et[qt]=String.fromCharCode(qt+32),Vt[qt]=String.fromCharCode(qt);for(Ft in 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ie{constructor(){this.anchorNode=null,this.anchorOffset=0,this.focusNode=null,this.focusOffset=0}eq(t){return this.anchorNode==t.anchorNode&&this.anchorOffset==t.anchorOffset&&this.focusNode==t.focusNode&&this.focusOffset==t.focusOffset}set(t){this.anchorNode=t.anchorNode,this.anchorOffset=t.anchorOffset,this.focusNode=t.focusNode,this.focusOffset=t.focusOffset}}let ne=null;function se(e){if(e.setActive)return e.setActive();if(ne)return e.focus(ne);let s=[];for(let t=e;t&&(s.push(t,t.scrollTop,t.scrollLeft),t!=t.ownerDocument);t=t.parentNode);if(e.focus(null==ne?{get preventScroll(){return ne={preventScroll:!0},!0}}:void 0),!ne){ne=!1;for(let n=0;no&&t.dom.parentNode==this.dom){h=i,c=s;break}s=e,n=e+t.breakAfter}return{from:l,to:c<0?t+this.length:c,startDOM:(a?this.children[a-1].dom.nextSibling:null)||this.dom.firstChild,endDOM:hthis.pos||t==this.pos&&(0t.width)||a),o?ee(a,o<0):a}class Oe extends Me{constructor(t,e,i){super(),this.widget=t,this.length=e,this.side=i}static create(t,e,i){return new(t.customView||Oe)(t,e,i)}slice(t){return Oe.create(this.widget,this.length-t,this.side)}sync(){this.dom&&this.widget.updateDOM(this.dom)||(this.setDOM(this.widget.toDOM(this.editorView)),this.dom.contentEditable="false")}getSide(){return this.side}merge(t,e,i,n,s){return!(i&&(!(i instanceof Oe&&this.widget.compare(i.widget))||0i&&rt?i[s]=Math.max(i[s],e):i.push(t,e)}Ie.prototype.point=!0;class qe extends he{constructor(){super(...arguments),this.children=[],this.length=0,this.prevAttrs=void 0,this.attrs=null,this.breakAfter=0}merge(t,e,i,n,s,r){if(i){if(!(i instanceof qe))return!1;this.dom||i.transferDOM(this)}return n&&this.setDeco(i?i.attrs:null),Le(this,t,e,i?i.children:Fe,s,r),!0}split(t){let e=new qe;if(e.breakAfter=this.breakAfter,0==this.length)return e;let{i,off:n}=this.childPos(t);n&&(e.append(this.children[i].slice(n),0),this.children[i].merge(n,this.children[i].length,null,0,0),i++);for(let t=i;t!t.length||t[0]});class si{constructor(t,e){this.field=t,this.get=e}}class ri{from(t){return new si(this,t)}static define(){return new ri}}ri.decorations=ri.define(),ri.scrollMargins=ri.define();let oi=0;const ai=B.define();class li{constructor(t,e,i){this.id=t,this.create=e,this.fields=i,this.extension=ai.of(this)}static define(t,e){let{eventHandlers:i,provide:n,decorations:s}=e||{},r=[];if(n)for(var o of Array.isArray(n)?n:[n])r.push(o);return i&&r.push(hi.from(t=>({plugin:t,handlers:i}))),s&&r.push(ri.decorations.from(s)),new li(oi++,t,r)}static fromClass(e,t){return li.define(t=>new e(t),t)}}const hi=ri.define();class ci{constructor(t){this.spec=t,this.mustUpdate=null,this.value=null}takeField(t,e){for(var{field:i,get:n}of this.spec.fields)i==t&&e.push(n(this.value))}update(e){if(this.value){if(this.mustUpdate){var i=this.mustUpdate;if(this.mustUpdate=null,!this.value.update)return this;try{this.value.update(i)}catch(t){if(ii(i.state,t,"CodeMirror plugin 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0<(4&this.flags)}get heightChanged(){return 0<(2&this.flags)}get geometryChanged(){return this.docChanged||0<(18&this.flags)}get focusChanged(){return 0<(1&this.flags)}get docChanged(){return this.transactions.some(t=>t.docChanged)}get selectionSet(){return this.transactions.some(t=>t.selection)}get empty(){return 0==this.flags&&0==this.transactions.length}}class vi extends he{constructor(t){super(),this.view=t,this.compositionDeco=Pe.none,this.decorations=[],this.minWidth=0,this.minWidthFrom=0,this.minWidthTo=0,this.impreciseAnchor=null,this.impreciseHead=null,this.setDOM(t.contentDOM),this.children=[new qe],this.children[0].setParent(this),this.updateInner([new mi(0,0,0,t.state.doc.length)],this.updateDeco(),0)}get root(){return this.view.root}get editorView(){return this.view}get length(){return this.view.state.doc.length}update(t){let e=t.changedRanges;0ethis.minWidthTo)?(this.minWidthFrom=t.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=t.changes.mapPos(this.minWidthTo,1)):this.minWidth=0),this.view.inputState.composing<0?this.compositionDeco=Pe.none:t.transactions.length&&(this.compositionDeco=function(t,e){var i=t.observer.selectionRange,i=i.focusNode&&yi(i.focusNode,i.focusOffset,0);if(!i)return Pe.none;let n=t.docView.nearest(i),s,r,o=i;if(n instanceof Me){for(;n.parent instanceof Me;)n=n.parent;s=n.posAtStart,r=s+n.length,o=n.dom}else{if(!(n instanceof qe))return Pe.none;{for(;o.parentNode!=n.dom;)o=o.parentNode;let t=o.previousSibling;for(;t&&!he.get(t);)t=t.previousSibling;s=r=t?he.get(t).posAtEnd:n.posAtStart}}let a=e.mapPos(s,1),l=Math.max(a,e.mapPos(r,-1)),h=i.nodeValue,{state:c}=t;if(l-a"pointerselection"==t.annotation(st.userEvent));return 0==this.dirty&&0==e.length&&!(12&t.flags)&&t.state.selection.main.from>=this.view.viewport.from&&t.state.selection.main.to<=this.view.viewport.to?(this.updateSelection(r,o),!1):(this.updateInner(e,a,t.startState.doc.length,r,o),!0)}updateInner(t,e,i,n=!1,s=!1){this.updateChildren(t,e,i),this.view.observer.ignore(()=>{this.dom.style.height=this.view.viewState.domHeight+"px",this.dom.style.minWidth=this.minWidth?this.minWidth+"px":"";var t=ke.chrome?{node:Jt(this.view.root).focusNode,written:!1}:void 0;this.sync(t),this.dirty=0,null!=t&&t.written&&(n=!0),this.updateSelection(n,s),this.dom.style.height=""})}updateChildren(e,i,t){let n=this.childCursor(t);for(let t=e.length-1;;t--){var s=0<=t?e[t]:null;if(!s)break;var{fromA:r,toA:o,fromB:a,toB:l}=s,{content:h,breakAtStart:c,openStart:d,openEnd:s}=Ue.build(this.view.state.doc,a,l,i),{i:a,off:l}=n.findPos(o,1),{i:o,off:r}=n.findPos(r,-1);this.replaceRange(o,r,a,l,h,c,d,s)}}replaceRange(e,i,n,s,r,o,a,l){let h=this.children[e],c=r.length?r[r.length-1]:null;var d=c?c.breakAfter:o;if(e!=n||o||d||!(r.length<2)||!h.merge(i,s,r.length?c:null,0==i,a,l)){let t=this.children[n];for(ss.node.insertBefore(t,s.node.childNodes[s.offset]||null)),s=r=new ae(t,0),e=!0}let o=this.view.observer.selectionRange;!(e||!o.focusNode||ke.gecko&&n.empty&&xi(o.focusNode,o.focusOffset))&&Xt(s.node,s.offset,o.anchorNode,o.anchorOffset)&&Xt(r.node,r.offset,o.focusNode,o.focusOffset)||this.view.observer.ignore(()=>{let e=Jt(this.root);var t,i;if(n.empty)ke.gecko&&(!(t=xi(s.node,s.offset))||3==t||(i=yi(s.node,s.offset,1==t?1:-1))&&(s=new ae(i,1==t?0:i.nodeValue.length))),e.collapse(s.node,s.offset),null!=n.bidiLevel&&null!=o.cursorBidiLevel&&(o.cursorBidiLevel=n.bidiLevel);else if(e.extend)e.collapse(s.node,s.offset),e.extend(r.node,r.offset);else{let t=document.createRange();n.anchor>n.head&&([s,r]=[r,s]),t.setEnd(r.node,r.offset),t.setStart(s.node,s.offset),e.removeAllRanges(),e.addRange(t)}}),this.impreciseAnchor=s.precise?null:new ae(o.anchorNode,o.anchorOffset),this.impreciseHead=r.precise?null:new ae(o.focusNode,o.focusOffset)}}enforceCursorAssoc(){var t,e,i=this.view.state.selection.main;let n=Jt(this.root);i.empty&&i.assoc&&n.modify&&((e=qe.find(this,i.head))&&(t=e.posAtStart,i.head!=t&&i.head!=t+e.length&&(t=this.coordsAt(i.head,-1),e=this.coordsAt(i.head,1),!t||!e||t.bottom>e.top||(e=this.domAtPos(i.head+i.assoc),n.collapse(e.node,e.offset),n.modify("move",i.assoc<0?"forward":"backward","lineboundary")))))}mayControlSelection(){return this.view.state.facet(ni)?this.root.activeElement==this.dom:Gt(this.dom,this.view.observer.selectionRange)}nearest(e){for(let t=e;t;){var i=he.get(t);if(i&&i.rootView==this)return i;t=t.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=r&&(s.push(t.dom.getBoundingClientRect().height),(l=t.dom.scrollWidth)>a&&(this.minWidth=a=l,this.minWidthFrom=i,this.minWidthTo=e)),i=e+t.breakAfter}return s}measureTextSize(){for(var t of this.children)if(t instanceof qe){t=t.measureTextSize();if(t)return t}let e=document.createElement("div"),i,n;return e.className="cm-line",e.textContent="abc def ghi jkl mno pqr stu",this.view.observer.ignore(()=>{this.dom.appendChild(e);var t=Kt(e.firstChild)[0];i=e.getBoundingClientRect().height,n=t?t.width/27:7,e.remove()}),{lineHeight:i,charWidth:n}}childCursor(t=this.length){let e=this.children.length;return e&&(t-=this.children[--e].length),new de(this.children,t,e)}computeBlockGapDeco(){let i=[],n=this.view.viewState;for(let t=0,e=0;;e++){var s,r=e==n.viewports.length?null:n.viewports[e],o=r?r.from-1:this.length;if(o>t&&(s=n.lineAt(o,0).bottom-n.lineAt(t,0).top,i.push(Pe.replace({widget:new wi(s),block:!0,inclusive:!0}).range(t,o))),!r)break;t=r.to+1}return Pe.set(i)}updateDeco(){return this.decorations=[this.computeBlockGapDeco(),this.view.viewState.lineGapDeco,this.compositionDeco,...this.view.state.facet(fi),...this.view.pluginField(ri.decorations)]}scrollPosIntoView(t,s){var r,o,a,s=this.coordsAt(t,s);if(s){let t=0,e=0,i=0,n=0;for(var l of this.view.pluginField(ri.scrollMargins))l&&({left:r,right:o,top:a,bottom:l}=l,null!=r&&(t=Math.max(t,r)),null!=o&&(e=Math.max(e,o)),null!=a&&(i=Math.max(i,a)),null!=l&&(n=Math.max(n,l)));!function(t,r){let e=t.ownerDocument,o=e.defaultView;for(let s=t.parentNode;s;)if(1==s.nodeType){let t,e=s==document.body;if(e)t={left:0,right:(l=o).innerWidth,top:0,bottom:l.innerHeight};else{if(s.scrollHeight<=s.clientHeight&&s.scrollWidth<=s.clientWidth){s=s.parentNode;continue}l=s.getBoundingClientRect();t={left:l.left,right:l.left+s.clientWidth,top:l.top,bottom:l.top+s.clientHeight}}let i=0,n=0;var a;if(r.topt.bottom&&(n=r.bottom-t.bottom+5),r.leftt.right&&(i=r.right-t.right+5),(i||n)&&(e?o.scrollBy(i,n):(n&&(a=s.scrollTop,s.scrollTop+=n,n=s.scrollTop-a),i&&(a=s.scrollLeft,s.scrollLeft+=i,i=s.scrollLeft-a),r={left:r.left-i,top:r.top-n,right:r.right-i,bottom:r.bottom-n})),e)break;s=s.assignedSlot||s.parentNode}else{if(11!=s.nodeType)break;s=s.host}var l}(this.dom,{left:s.left-t,top:s.top-i,right:s.right+e,bottom:s.bottom+n})}}}class wi extends Ee{constructor(t){super(),this.height=t}toDOM(){var t=document.createElement("div");return this.updateDOM(t),t}eq(t){return t.height==this.height}updateDOM(t){return t.style.height=this.height+"px",!0}get estimatedHeight(){return this.height}}class bi extends Ee{constructor(t,e){super(),this.top=t,this.text=e}eq(t){return this.top==t.top&&this.text==t.text}toDOM(){return this.top}ignoreEvent(){return!1}get customView(){return He}}function yi(t,e,i){for(;;){if(3==t.nodeType)return t;if(1==t.nodeType&&0=i){if(o.level==n)return t;(r<0||(0!=s?s<0?o.fromi:e[r].level>o.level))&&(r=t)}}if(r<0)throw new RangeError("Index out of range");return r}}const Ei=[];function Vi(o,t){var s,a=o.length,l=t==Ai?1:2,h=t==Ai?2:1;if(!o||1==l&&!zi.test(o))return Pi(a);for(let e=0,i=l,n=l;ep;){for(var g=t,v=2!=Ei[--t];t>p&&v==(2!=Ei[t-1]);)t--;i.push(new Bi(t,g,v?2:1))}else i.push(new Bi(p,e,0))}else for(let t=0;te.top+1}function Ii(t,e){return et.bottom?{top:t.top,left:t.left,right:t.right,bottom:e}:t}function Wi(t,n,s){let r,o,a,l,h,c,d,u;for(let i=t.firstChild;i;i=i.nextSibling){var f=Kt(i);for(let e=0;eg?m.left-g:Math.max(0,g-m.right)),m=(g=s,(m=t).top>g?m.top-g:Math.max(0,g-m.bottom));if(0==p&&0==m)return(3==i.nodeType?qi:Wi)(i,n,s);(!r||l>m||l==m&&a>p)&&(r=i,o=t,a=p,l=m),0==p?s>t.bottom&&(!d||d.bottomt.top)&&(c=i,u=t):d&&Ni(d,t)?d=ji(d,t.bottom):u&&Ni(u,t)&&(u=Ii(u,t.top))}}var g,m;if(d&&d.bottom>=s?(r=h,o=d):u&&u.top<=s&&(r=c,o=u),!r)return{node:t,offset:0};var e=Math.max(o.left,Math.min(o.right,n));return 3==r.nodeType?qi(r,e,s):a||"true"!=r.contentEditable?{node:t,offset:Array.prototype.indexOf.call(t.childNodes,r)+(n>=(o.left+o.right)/2?1:0)}:Wi(r,e,s)}function qi(n,s,e){var t=n.nodeValue.length;let r=-1,o=1e9,a=0;for(let i=0;ie?h.top-e:e-h.bottom)-1;if(h.left-1<=s&&h.right+1>=s&&c=(h.left+h.right)/2,e=t;if((ke.chrome||ke.gecko)&&oe(n,i).getBoundingClientRect().left==h.right&&(e=!t),c<=0)return{node:n,offset:i+(e?1:0)};r=i+(e?1:0),o=c}}}}return{node:n,offset:-1i||r.bottomi?-1:1,i=Math.min(r.bottom-o,Math.max(r.top+o,i)),t)return-1;t=!0}if(r.type==Ve.Text)break;i=0e.viewport.to)return e.viewport.to==e.state.doc.length?e.state.doc.length:null;t=Math.max(s.left+1,Math.min(s.right-1,t));let h=e.root,c=h.elementFromPoint(t,i),d,u=-1;return!c||!e.contentDOM.contains(c)||e.docView.nearest(c)instanceof Oe||(h.caretPositionFromPoint?(a=h.caretPositionFromPoint(t,i))&&({offsetNode:d,offset:u}=a):!h.caretRangeFromPoint||(a=h.caretRangeFromPoint(t,i))&&({startContainer:d,startOffset:u}=a,ke.safari&&function(e,t,i){let n;if(3!=e.nodeType||t!=(n=e.nodeValue.length))return!1;for(let t=e.nextSibling;t;t=e.nextSibling)if(1!=t.nodeType||"BR"!=t.nodeName)return!1;return oe(e,n-1,n).getBoundingClientRect().left>i}(d,u,t)&&(d=void 0))),d&&e.docView.dom.contains(d)||(l=qe.find(e.docView,l),{node:d,offset:u}=Wi(l.dom,t,i)),e.docView.posFromDOM(d,u)}function Ji(s,t,r,o){let a=s.state.doc.lineAt(t.head),l=s.bidiSpans(a);for(let i=t,n=null;;){let t=function(t,e,i,n,s){let r=n.head-t.from,o=-1;if(0==r){if(!s||!t.length)return null;e[0].level!=i&&(r=e[0].side(!1,i),o=0)}else if(r==t.length){if(s)return null;let t=e[e.length-1];t.level!=i&&(r=t.side(!0,i),o=e.length-1)}o<0&&(o=Bi.find(e,r,null!==(l=n.bidiLevel)&&void 0!==l?l:-1,n.assoc));let a=e[o];r==a.side(s,i)&&(a=e[o+=s?1:-1],r=a.side(!s,i));var l=s==(a.dir==i),n=S(t.text,r,l);if(Ri=t.text.slice(Math.min(r,n),Math.max(r,n)),n!=a.side(s,i))return D.cursor(n+t.from,l?-1:1,a.level);let h=o==(s?e.length-1:0)?null:e[o+(s?1:-1)];return h||a.level==i?h&&h.level>1;for(let t=r<0?o.top:o.bottom,e=0;e<50;e+=10){var d=Fi(i,{x:h,y:t+(c+e)*r},r);if(null==d)break;if(d!=s)return D.cursor(d,void 0,void 0,l)}}let{doc:u}=i.state,f=u.lineAt(s),p=i.state.tabSize,m=t.goalColumn,g=0;if(null==m){for(const x=u.iterRange(f.from,s);!x.next().done;)g=M(x.value,g,p);m=g*i.defaultCharacterWidth}else g=Math.round(m/i.defaultCharacterWidth);if(r<0&&0==f.from)return D.cursor(0);if(0=g&&!k.next().done;){var{offset:b,leftOver:y}=function(e,i,n,s){for(let t=0;t{"keydown"==i&&this.keydown(n,t)||Yi(n,t)&&!this.ignoreDuringComposition(t)&&(this.mustFlushObserver(t)&&n.observer.forceFlush(),this.runCustomHandlers(i,n,t)?t.preventDefault():e(n,t))}),this.registeredEvents.push(i)}this.notifiedFocused=n.hasFocus,this.ensureHandlers(n)}setSelectionOrigin(t){this.lastSelectionOrigin=t,this.lastSelectionTime=Date.now()}ensureHandlers(i){var t;for(t of this.customHandlers=i.pluginField(hi))for(let e in t.handlers)this.registeredEvents.indexOf(e)<0&&"scroll"!=e&&(this.registeredEvents.push(e),i.contentDOM.addEventListener(e,t=>{Yi(i,t)&&this.runCustomHandlers(e,i,t)&&t.preventDefault()}))}runCustomHandlers(i,n,s){for(var r of this.customHandlers){let t=r.handlers[i],e=!1;if(t){try{e=t.call(r.plugin,s,n)}catch(t){ii(n.state,t)}if(e||s.defaultPrevented)return ke.android&&"keydown"==i&&13==s.keyCode&&n.observer.flushSoon(),!0}}return!1}runScrollHandlers(e,i){for(var n of this.customHandlers){let t=n.handlers.scroll;if(t)try{t.call(n.plugin,i,e)}catch(t){ii(e.state,t)}}}keydown(t,e){if(this.lastKeyCode=e.keyCode,this.lastKeyTime=Date.now(),!this.screenKeyEvent(t,e))return!(!ke.ios||13!=e.keyCode&&8!=e.keyCode||e.ctrlKey||e.altKey||e.metaKey||e.synthetic)&&(this[13==e.keyCode?"lastIOSEnter":"lastIOSBackspace"]=Date.now(),!0)}ignoreDuringComposition(t){return!!/^key/.test(t.type)&&(0=e.clientX&&r.top<=e.clientY&&r.bottom>=e.clientY)return!0}return!1}(e,i)&&null,!1===this.dragging&&(i.preventDefault(),this.select(i))}move(t){if(0==t.buttons)return this.destroy();!1===this.dragging&&this.select(t)}up(t){null==this.dragging&&this.select(this.startEvent),this.dragging||t.preventDefault(),this.destroy()}destroy(){let t=this.view.contentDOM.ownerDocument;t.removeEventListener("mousemove",this.move),t.removeEventListener("mouseup",this.up),this.inputState.mouseSelection=null}select(t){let e=this.style.get(t,this.extend,this.multiple);e.eq(this.view.state.selection)&&e.main.assoc==this.view.state.selection.main.assoc||this.view.dispatch({selection:e,annotations:st.userEvent.of("pointerselection"),scrollIntoView:!0})}update(t){t.docChanged&&this.dragging&&(this.dragging=this.dragging.map(t.changes)),this.style.update(t)}}function Yi(i,n){if(!n.bubbles)return 1;if(!n.defaultPrevented){for(let t=n.target,e;t!=i.contentDOM;t=t.parentNode)if(!t||11==t.nodeType||(e=he.get(t))&&e.ignoreEvent(n))return;return 1}}const Qi=Object.create(null),Zi=ke.ie&&ke.ie_version<15||ke.ios&&ke.webkit_version<604;function tn(t,s){let{state:r}=t,e,o=1,a=r.toText(s),l=a.lines==r.selection.ranges.length;if(dn&&r.selection.ranges.every(t=>t.empty)&&dn==a.toString()){let n=-1;e=r.changeByRange(t=>{var e=r.doc.lineAt(t.from);if(e.from==n)return{range:t};n=e.from;var i=r.toText((l?a.line(o++).text:s)+r.lineBreak);return{changes:{from:e.from,insert:i},range:D.cursor(t.from+i.length)}})}else e=l?r.changeByRange(t=>{var e=a.line(o++);return{changes:{from:t.from,to:t.to,insert:e.text},range:D.cursor(t.from+e.length)}}):r.replaceSelection(a);t.dispatch(e,{annotations:st.userEvent.of("paste"),scrollIntoView:!0})}Qi.keydown=(t,e)=>{t.inputState.setSelectionOrigin("keyboardselection")};let en=0;function nn(i,n,s,t){if(1==t)return D.cursor(n,s);if(2==t)return function(t,e,i=1){let n=t.charCategorizer(e),s=t.doc.lineAt(e),r=e-s.from;if(0==s.length)return D.cursor(e);0==r?i=1:r==s.length&&(i=-1);let o=r,a=r;i<0?o=S(s.text,r,!1):a=S(s.text,r);for(var l=n(s.text.slice(o,a));0{en=Date.now(),t.inputState.setSelectionOrigin("pointerselection")},Qi.touchmove=t=>{t.inputState.setSelectionOrigin("pointerselection")},Qi.mousedown=(e,i)=>{if(e.observer.flush(),!(en>Date.now()-2e3)){let t=null;for(var n of e.state.facet(Qe))if(t=n(e,i),t)break;t||0!=i.button||(t=function(o,t){let a=on(o,t),l=function(t){if(!an)return t.detail;var e=ln,i=cn;return ln=t,cn=Date.now(),hn=!e||i>Date.now()-400&&Math.abs(e.clientX-t.clientX)<2&&Math.abs(e.clientY-t.clientY)<2?(hn+1)%3:1}(t),h=o.state.selection,c=a,d=t;return{update(t){t.changes&&(a&&(a.pos=t.changes.mapPos(a.pos)),h=h.map(t.changes))},get(t,e,i){let n;if(t.clientX==d.clientX&&t.clientY==d.clientY?n=c:(n=c=on(o,t),d=t),!n||!a)return h;let s=nn(o,n.pos,n.bias,l);var r;return a.pos==n.pos||e||(r=nn(o,a.pos,a.bias,l),t=Math.min(r.from,s.from),r=Math.max(r.to,s.to),s=tse(e.contentDOM)),e.inputState.startMouseSelection(e,i,t))}};let sn=(t,e)=>t>=e.top&&t<=e.bottom,rn=(t,e,i)=>sn(e,i)&&t>=i.left&&t<=i.right;function on(t,e){var i=t.posAtCoords({x:e.clientX,y:e.clientY});return null==i?null:{pos:i,bias:function(t,e,i,n){let s=qe.find(t.docView,e);return s&&0!=(t=e-s.posAtStart)&&(t==s.length||(e=s.coordsAt(t,-1))&&rn(i,n,e)||(!(t=s.coordsAt(t,1))||!rn(i,n,t))&&e&&sn(n,e))?-1:1}(t,i,e.clientX,e.clientY)}}const an=ke.ie&&ke.ie_version<=11;let ln=null,hn=0,cn=0;Qi.dragstart=(t,e)=>{var{selection:{main:i}}=t.state;let{mouseSelection:n}=t.inputState;n&&(n.dragging=i),e.dataTransfer&&(e.dataTransfer.setData("Text",t.state.sliceDoc(i.from,i.to)),e.dataTransfer.effectAllowed="copyMove")},Qi.drop=(e,i)=>{if(i.dataTransfer&&e.state.facet(ni)){var n=e.posAtCoords({x:i.clientX,y:i.clientY}),s=i.dataTransfer.getData("Text");if(null!=n&&s){i.preventDefault();var{mouseSelection:i}=e.inputState,i=i&&i.dragging&&i.dragMove?{from:i.dragging.from,to:i.dragging.to}:null,s={from:n,insert:s};let t=e.state.changes(i?[i,s]:s);e.focus(),e.dispatch({changes:t,selection:{anchor:t.mapPos(n,-1),head:t.mapPos(n,1)},annotations:st.userEvent.of("drop")})}}},Qi.paste=(e,i)=>{if(e.state.facet(ni)){e.observer.flush();let t=Zi?null:i.clipboardData;var n=t&&t.getData("text/plain");n?(tn(e,n),i.preventDefault()):function(e){let i=e.dom.parentNode;if(i){let t=i.appendChild(document.createElement("textarea"));t.style.cssText="position: fixed; left: -10000px; top: 10px",t.focus(),setTimeout(()=>{e.focus(),t.remove(),tn(e,t.value)},50)}}(e)}};let dn=null;function un(t){t.docView.compositionDeco.size&&t.update([])}Qi.copy=Qi.cut=(e,i)=>{var{text:n,ranges:s,linewise:r}=function(e){let i=[],n=[],s=!1;for(var t of e.selection.ranges)t.empty||(i.push(e.sliceDoc(t.from,t.to)),n.push(t));if(!i.length){let t=-1;for(var{from:r}of e.selection.ranges){r=e.doc.lineAt(r);r.number>t&&(i.push(r.text),n.push({from:r.from,to:Math.min(e.doc.length,r.to+1)})),t=r.number}s=!0}return{text:i.join(e.lineBreak),ranges:n,linewise:s}}(e.state);if(n){dn=r?n:null;let t=Zi?null:i.clipboardData;t?(i.preventDefault(),t.clearData(),t.setData("text/plain",n)):function(e,i){let n=e.dom.parentNode;if(n){let t=n.appendChild(document.createElement("textarea"));t.style.cssText="position: fixed; left: -10000px; top: 10px",t.value=i,t.focus(),t.selectionEnd=i.length,t.selectionStart=0,setTimeout(()=>{t.remove(),e.focus()},50)}}(e,n),"cut"==i.type&&e.state.facet(ni)&&e.dispatch({changes:s,scrollIntoView:!0,annotations:st.userEvent.of("cut")})}},Qi.focus=Qi.blur=t=>{setTimeout(()=>{t.hasFocus!=t.inputState.notifiedFocused&&t.update([])},10)},Qi.beforeprint=t=>{t.viewState.printing=!0,t.requestMeasure(),setTimeout(()=>{t.viewState.printing=!1,t.requestMeasure()},2e3)},Qi.compositionstart=Qi.compositionupdate=t=>{t.inputState.composing<0&&(t.docView.compositionDeco.size&&(t.observer.flush(),un(t)),t.inputState.composing=0)},Qi.compositionend=t=>{t.inputState.composing=-1,t.inputState.compositionEndedAt=Date.now(),setTimeout(()=>{t.inputState.composing<0&&un(t)},50)},Qi.contextmenu=t=>{t.inputState.lastContextMenu=Date.now()};const fn=["pre-wrap","normal","pre-line"];class pn{constructor(){this.doc=u.empty,this.lineWrapping=!1,this.direction=Mi.LTR,this.heightSamples={},this.lineHeight=14,this.charWidth=7,this.lineLength=30,this.heightChanged=!1}heightForGap(t,e){let i=this.doc.lineAt(e).number-this.doc.lineAt(t).number+1;return this.lineWrapping&&(i+=Math.ceil((e-t-i*this.lineLength*.5)/this.lineLength)),this.lineHeight*i}heightForLine(t){return this.lineWrapping?(1+Math.max(0,Math.ceil((t-this.lineLength)/(this.lineLength-5))))*this.lineHeight:this.lineHeight}setDoc(t){return this.doc=t,this}mustRefresh(e,t,i){let n=!1;for(let t=0;t=e?s:c.lineAt(e,vn.ByPosNoHeight,a,0,0);for(n+=d.to-e,e=d.to;02*s){var 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(!(s>2*n))break;o=t[i];o.break?t.splice(i,1,o.left,null,o.right):t.splice(i,1,o.left,o.right),i+=2+o.break,s-=o.size}else nt&&e.push(new xn(s.from-t-1).updateHeight(n,t));i<=r&&s.more;){var o=n.doc.lineAt(i).length;e.length&&e.push(null);let t=new yn(o,s.heights[s.index++]);t.outdated=!1,e.push(t),i+=o+1}return i<=r&&e.push(null,new xn(r-i).updateHeight(n,i)),n.heightChanged=!0,wn.of(e)}return(e||this.outdated)&&(this.setHeight(n,n.heightForGap(t,t+this.length)),this.outdated=!1),this}toString(){return`gap(${this.length})`}}class kn extends wn{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){var s=i+this.left.height;return to))return l;e=e==vn.ByPosNoHeight?vn.ByPosNoHeight:vn.ByPos;return a?l.join(this.right.lineAt(o,e,i,r,o)):this.left.lineAt(o,e,i,n,s).join(l)}forEachLine(t,e,i,n,s,r){var o,a=n+this.left.height,l=s+this.left.length+this.break;this.break?(t=t&&o.from<=e&&r(o),e>o.to&&this.right.forEachLine(o.to+1,e,i,a,l,r))}replace(t,e,i){var n=this.left.length+this.break;if(ethis.left.length)return this.balanced(this.left,this.right.replace(t-n,e-n,i));let s=[];0=i&&e.push(null)),t>i&&this.right.decomposeLeft(t-i,e)}decomposeRight(t,e){var i=this.left.length,n=i+this.break;if(n<=t)return this.right.decomposeRight(t-n,e);t2*e.size||e.size>2*t.size?wn.of(this.break?[t,null,e]:[t,e]):(this.left=t,this.right=e,this.height=t.height+e.height,this.outdated=t.outdated||e.outdated,this.size=t.size+e.size,this.length=t.length+this.break+e.length,this)}updateHeight(t,e=0,i=!1,n){let{left:s,right:r}=this,o=e+s.length+this.break,a=null;return n&&n.from<=e+s.length&&n.more?a=s=s.updateHeight(t,e,i,n):s.updateHeight(t,e,i),n&&n.from<=o+r.length&&n.more?a=r=r.updateHeight(t,o,i,n):r.updateHeight(t,o,i),a?this.balanced(s,r):(this.height=this.left.height+this.right.height,this.outdated=!1,this)}toString(){return this.left+(this.break?" ":"-")+this.right}}function Sn(t,e){let i,n;null==t[e]&&(i=t[e-1])instanceof xn&&(n=t[e+1])instanceof xn&&t.splice(e-1,3,new xn(i.length+1+n.length))}class Mn{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,i){if(-1this.pos||!this.isCovered)&&this.nodes.push(new yn(t-this.pos,-1)),(this.writtenTo=t)t&&this.nodes.push(new yn(this.pos-t,-1)),this.writtenTo=this.pos)}blankContent(t,e){let i=new xn(e-t);return this.oracle.doc.lineAt(t).to==e&&(i.flags|=4),i}ensureLine(){this.enterLine();var t=this.nodes.length?this.nodes[this.nodes.length-1]:null;if(t instanceof yn)return t;t=new yn(0,-1);return this.nodes.push(t),t}addBlock(t){this.enterLine(),t.type!=Ve.WidgetAfter||this.isCovered||this.ensureLine(),this.nodes.push(t),this.writtenTo=this.pos=this.pos+t.length,t.type!=Ve.WidgetBefore&&(this.covering=t)}addLineDeco(t,e){let i=this.ensureLine();i.length+=e,i.collapsed+=e,i.widgetHeight=Math.max(i.widgetHeight,t),this.writtenTo=this.pos=this.pos+e}finish(t){var e,i=0==this.nodes.length?null:this.nodes[this.nodes.length-1];!(-1t.draw(!1))),this.computeVisibleRanges()}updateForViewport(){let e=[this.viewport],{main:n}=this.state.selection;for(let t=0;t<=1;t++){let i=t?n.head:n.anchor;var s,r;e.some(({from:t,to:e})=>i>=t&&i<=e)||({from:s,to:r}=this.lineAt(i,0),e.push(new Hn(s,r)))}this.viewports=e.sort((t,e)=>t.from-e.from),this.scaler=this.heightMap.height<=7e6?$n:new zn(this.heightOracle.doc,this.heightMap,this.viewports)}update(t,e=null){var i=this.state;this.state=t.state;var n,s,r,o=this.state.facet(fi),a=t.changedRanges,r=mi.extendWithRanges(a,(n=t.startState.facet(fi),s=o,r=t?t.changes:k.empty(this.state.doc.length),a=new An,Ct.compare(n,s,r,a,0),a.changes)),a=this.heightMap.height;this.heightMap=this.heightMap.applyChanges(o,i.doc,this.heightOracle.setDoc(this.state.doc),r),this.heightMap.height!=a&&(t.flags|=2);let l=r.length?this.mapViewport(this.viewport,t.changes):this.viewport;(e&&(e.headl.to)||!this.viewportIsAppropriate(l))&&(l=this.getViewport(0,e)),l.eq(this.viewport)||(this.viewport=l,t.flags|=4),this.updateForViewport(),(this.lineGaps.length||15e3t.clientHeight||t.scrollWidth>t.clientWidth)&&"visible"!=window.getComputedStyle(t).overflow&&(i=t.getBoundingClientRect(),s=Math.max(s,i.left),r=Math.min(r,i.right),o=Math.max(o,i.top),a=Math.min(a,i.bottom)),t=t.parentNode;else{if(11!=t.nodeType)break;t=t.host}return{left:s-n.left,right:r-n.left,top:o-(n.top+t),bottom:a-(n.top+t)}}(i,this.paddingTop),o=r.top-this.pixelViewport.top,a=r.bottom-this.pixelViewport.bottom;if(this.pixelViewport=r,this.inView=this.pixelViewport.bottom>this.pixelViewport.top&&this.pixelViewport.right>this.pixelViewport.left,!this.inView)return 0;var l,h=t.measureVisibleLineHeights();let c=!1,d=0,u=0,f=this.heightOracle;return e||(l=t.dom.clientWidth,(f.mustRefresh(h,n,s)||f.lineWrapping&&Math.abs(l-this.contentWidth)>f.charWidth)&&({lineHeight:r,charWidth:e}=t.measureTextSize(),c=f.refresh(n,s,r,e,l/e,h),c&&(t.minWidth=0,u|=16)),this.contentWidth!=l&&(this.contentWidth=l,u|=16),0this.viewport.to))&&((h=this.getViewport(d,this.scrollTo)).from==this.viewport.from&&h.to==this.viewport.to||(this.viewport=h,u|=4)),this.updateForViewport(),(this.lineGaps.length||15e3o.to&&({bottom:e}=i.lineAt(e.head,vn.ByPos,n,0,0),o=new Hn(i.lineAt(e-(r-s)-500,vn.ByHeight,n,0,0).from,i.lineAt(e+500,vn.ByHeight,n,0,0).to))),o}mapViewport(t,e){var i=e.mapPos(t.from,-1),t=e.mapPos(t.to,1);return new Hn(this.heightMap.lineAt(i,vn.ByPos,this.state.doc,0,0).from,this.heightMap.lineAt(t,vn.ByPos,this.state.doc,0,0).to)}viewportIsAppropriate({from:t,to:e},i=0){var{top:n}=this.heightMap.lineAt(t,vn.ByPos,this.state.doc,0,0),{bottom:s}=this.heightMap.lineAt(e,vn.ByPos,this.state.doc,0,0),{visibleTop:r,visibleBottom:o}=this;return(0==t||n<=r-Math.max(10,Math.min(-i,250)))&&(e==this.state.doc.length||s>=o+Math.max(10,Math.min(i,250)))&&r-2e3{if(!(s.length<1e4)){var r=function(t,e,i){let n=[],s=t,r=0;Ct.spans(i.facet(fi),t,e,{span(){},point(t,e){t>s&&(n.push({from:s,to:t}),r+=t-s),s=e}},20),s=s.from&&(t=o.from),o.from<=s.to&&o.to>=e&&(e=o.to);let i=t-1e4,n=e+1e4;i>s.from+5e3&&l.push(_n(a,t=>t.from==s.from&&t.to>i-5e3&&t.to<5e3+i)||new Cn(s.from,i,this.gapSize(s,i,!0,r))),nt.to==s.to&&t.from>n-5e3&&t.fromt.draw(this.heightOracle.lineWrapping))),8)}computeVisibleRanges(){let t=this.state.facet(fi);this.lineGaps.length&&(t=t.concat(this.lineGapDeco));let i=[];Ct.spans(t,this.viewport.from,this.viewport.to,{span(t,e){i.push({from:t,to:e})},point(){}},20),this.visibleRanges=i}lineAt(t,e){return e+=this.paddingTop,Bn(this.heightMap.lineAt(t,vn.ByPos,this.state.doc,e,0),this.scaler,e)}lineAtHeight(t,e){return e+=this.paddingTop,Bn(this.heightMap.lineAt(this.scaler.fromDOM(t,e),vn.ByHeight,this.state.doc,e,0),this.scaler,e)}blockAtHeight(t,e){return e+=this.paddingTop,Bn(this.heightMap.blockAt(this.scaler.fromDOM(t,e),this.state.doc,e,0),this.scaler,e)}forEachLine(t,e,i,n){return n+=this.paddingTop,this.heightMap.forEachLine(t,e,this.state.doc,n,0,1==this.scaler.scale?i:t=>i(Bn(t,this.scaler,n)))}get contentHeight(){return this.domHeight+this.paddingTop+this.paddingBottom}get domHeight(){return this.scaler.toDOM(this.heightMap.height,this.paddingTop)}}class Hn{constructor(t,e){this.from=t,this.to=e}eq(t){return this.from==t.from&&this.to==t.to}}function Ln({total:t,ranges:e},i){if(i<=0)return e[0].from;if(1<=i)return e[e.length-1].to;let n=Math.floor(t*i);for(let t=0;;t++){var{from:s,to:r}=e[t],r=r-s;if(n<=r)return s+n;n-=r}}function Dn(t,e){let i=0;for(var{from:n,to:s}of t.ranges){if(e<=s){i+=e-n;break}i+=s-n}return i/t.total}function _n(t,e){for(var i of t)if(e(i))return i}const $n={toDOM(t){return t},fromDOM(t){return t},scale:1};class zn{constructor(s,r,t){let o=0,e=0,i=0;this.viewports=t.map(({from:t,to:e})=>{var i=r.lineAt(t,vn.ByPos,s,0,0).top,n=r.lineAt(e,vn.ByPos,s,0,0).bottom;return o+=n-i,{from:t,to:e,top:i,bottom:n,domTop:0,domBottom:0}}),this.scale=(7e6-o)/(r.height-o);for(var n of this.viewports)n.domTop=i+(n.top-e)*this.scale,i=n.domBottom=n.domTop+(n.bottom-n.top),e=n.bottom}toDOM(n,s){n-=s;for(let t=0,e=0,i=0;;t++){var r=tBn(t,e,i)):t.type)}const En=B.define({combine:t=>t.join(" ")}),Vn=B.define({combine:t=>-1{if("&"==t)return e;if(!i||!i[t])throw new RangeError(`Unsupported selector: ${t}`);return i[t]}):e+" "+t}})}const Wn=jn("."+Pn,{"&":{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,flexGrow:2,overflowX:"auto",position:"relative",zIndex:0},".cm-content":{margin:0,flexGrow:2,minHeight:"100%",display:"block",whiteSpace:"pre",wordWrap:"normal",boxSizing:"border-box",padding:"4px 0",outline:"none"},".cm-lineWrapping":{whiteSpace:"pre-wrap",overflowWrap:"anywhere"},"&light .cm-content":{caretColor:"black"},"&dark .cm-content":{caretColor:"white"},".cm-line":{display:"block",padding:"0 2px 0 4px"},".cm-selectionLayer":{zIndex:-1,contain:"size style"},".cm-selectionBackground":{position:"absolute"},"&light .cm-selectionBackground":{background:"#d9d9d9"},"&dark .cm-selectionBackground":{background:"#222"},"&light.cm-focused .cm-selectionBackground":{background:"#d7d4f0"},"&dark.cm-focused .cm-selectionBackground":{background:"#233"},".cm-cursorLayer":{zIndex:100,contain:"size style",pointerEvents:"none"},"&.cm-focused .cm-cursorLayer":{animation:"steps(1) cm-blink 1.2s infinite"},"@keyframes cm-blink":{"0%":{},"50%":{visibility:"hidden"},"100%":{}},"@keyframes cm-blink2":{"0%":{},"50%":{visibility:"hidden"},"100%":{}},".cm-cursor":{position:"absolute",borderLeft:"1.2px solid black",marginLeft:"-0.6px",pointerEvents:"none",display:"none"},"&dark .cm-cursor":{borderLeftColor:"#444"},"&.cm-focused .cm-cursor":{display:"block"},"&light .cm-activeLine":{backgroundColor:"#f3f9ff"},"&dark .cm-activeLine":{backgroundColor:"#223039"},"&light .cm-specialChar":{color:"red"},"&dark .cm-specialChar":{color:"#f78"},".cm-tab":{display:"inline-block",overflow:"hidden",verticalAlign:"bottom"},".cm-placeholder":{color:"#888",display:"inline-block"},".cm-button":{verticalAlign:"middle",color:"inherit",fontSize:"70%",padding:".2em 1em",borderRadius:"3px"},"&light .cm-button":{backgroundImage:"linear-gradient(#eff1f5, #d9d9df)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#b4b4b4, #d0d3d6)"}},"&dark .cm-button":{backgroundImage:"linear-gradient(#393939, #111)",border:"1px solid #888","&:active":{backgroundImage:"linear-gradient(#111, #333)"}},".cm-textfield":{verticalAlign:"middle",color:"inherit",fontSize:"70%",border:"1px solid silver",padding:".2em .5em"},"&light .cm-textfield":{backgroundColor:"white"},"&dark .cm-textfield":{border:"1px solid #555",backgroundColor:"inherit"}},In),qn={childList:!0,characterData:!0,subtree:!0,characterDataOldValue:!0},Fn=ke.ie&&ke.ie_version<=11;class Jn{constructor(i,t,e){this.view=i,this.onChange=t,this.onScrollChanged=e,this.active=!1,this.ignoreSelection=new ie,this.delayedFlush=-1,this.queue=[],this.scrollTargets=[],this.intersection=null,this.intersecting=!1,this.parentCheck=-1,this.dom=i.contentDOM,this.observer=new MutationObserver(t=>{for(var e of t)this.queue.push(e);(ke.ie&&ke.ie_version<=11||ke.ios&&i.composing)&&t.some(t=>"childList"==t.type&&t.removedNodes.length||"characterData"==t.type&&t.oldValue.length>t.target.nodeValue.length)?this.flushSoon():this.flush()}),Fn&&(this.onCharData=t=>{this.queue.push({target:t.target,type:"characterData",oldValue:t.prevValue}),this.flushSoon()}),this.updateSelectionRange(),this.onSelectionChange=this.onSelectionChange.bind(this),this.start(),this.onScroll=this.onScroll.bind(this),window.addEventListener("scroll",this.onScroll),"function"==typeof IntersectionObserver&&(this.intersection=new IntersectionObserver(t=>{this.parentCheck<0&&(this.parentCheck=setTimeout(this.listenForScroll.bind(this),1e3)),0{this.delayedFlush=-1,this.flush()},20))}forceFlush(){0<=this.delayedFlush&&(window.clearTimeout(this.delayedFlush),this.delayedFlush=-1,this.flush())}flush(){if(!(0<=this.delayedFlush)){let n=this.queue;for(var t of this.observer.takeRecords())n.push(t);n.length&&(this.queue=[]);var s=this.selectionRange,r=!this.ignoreSelection.eq(s)&&Gt(this.dom,s);if(0!=n.length||r){let t=-1,e=-1,i=!1;for(var o of n){o=this.readMutation(o);o&&(o.typeOver&&(i=!0),-1==t?{from:t,to:e}=o:(t=Math.min(o.from,t),e=Math.max(o.to,e)))}s=this.view.state;(-1this.view.docView.sync()),this.view.docView.dirty=0),this.view.docView.updateSelection()),this.clearSelection()}}}readMutation(t){let e=this.view.docView.nearest(t.target);if(!e||e.ignoreMutation(t))return null;if(e.markDirty(),"childList"!=t.type)return{from:e.posAtStart,to:e.posAtEnd,typeOver:t.target.nodeValue==t.oldValue};var i=Un(e,t.previousSibling||t.target.previousSibling,-1),t=Un(e,t.nextSibling||t.target.nextSibling,1);return{from:i?e.posAfter(i):e.posAtStart,to:t?e.posBefore(t):e.posAtEnd,typeOver:!1}}destroy(){this.stop(),this.intersection&&this.intersection.disconnect();for(var t of this.scrollTargets)t.removeEventListener("scroll",this.onScroll);window.removeEventListener("scroll",this.onScroll),clearTimeout(this.parentCheck)}}function Un(t,e,i){for(;e;){var n=he.get(e);if(n&&n.parent==t)return n;n=e.parentNode;e=n!=t.dom?n:0Date.now()-100||ke.android&&t.text.length=o?r-i:0,r-=l,a=r+(a-o),o=r):a=a?r-i:0,r-=i,o=r+(o-a),a=r)}return{from:r,toA:o,toB:a}}(n.state.sliceDoc(h,c),t.text,e-h,i);d&&(r={from:h+d.from,to:h+d.toA,insert:n.state.toText(t.text.slice(d.from,d.toB))})}else!n.hasFocus&&n.state.facet(ni)||(c=n.observer.selectionRange,{impreciseHead:h,impreciseAnchor:d}=n.docView,h=h&&h.node==c.focusNode&&h.offset==c.focusOffset||!Ut(n.contentDOM,c.focusNode)?n.state.selection.main.head:n.docView.posFromDOM(c.focusNode,c.focusOffset),c=d&&d.node==c.anchorNode&&d.offset==c.anchorOffset||!Ut(n.contentDOM,c.anchorNode)?n.state.selection.main.anchor:n.docView.posFromDOM(c.anchorNode,c.anchorOffset),h==a.head&&c==a.anchor||(o=D.single(c,h)));if(r||o)if(!r&&s&&!a.empty&&o&&o.main.empty?r={from:a.from,to:a.to,insert:n.state.doc.slice(a.from,a.to)}:r&&r.from>=a.from&&r.to<=a.to&&(r.from!=a.from||r.to!=a.to)&&a.to-a.from-(r.to-r.from)<=4&&(r={from:a.from,to:a.to,insert:n.state.doc.slice(a.from,r.from).append(r.insert).append(n.state.doc.slice(r.to,a.to))}),r){let i=n.state;if(!(ke.android&&(r.from==a.from&&r.to==a.to&&1==r.insert.length&&2==r.insert.lines&&Qn(n,"Enter",13)||r.from==a.from-1&&r.to==a.to&&0==r.insert.length&&Qn(n,"Backspace",8)||r.from==a.from&&r.to==a.to+1&&0==r.insert.length&&Qn(n,"Delete",46))||ke.ios&&(n.inputState.lastIOSEnter>Date.now()-225&&1Date.now()-225&&!r.insert.length&&Qn(n,"Backspace",8)))){let e=r.insert.toString();if(!n.state.facet(ei).some(t=>t(n,r.from,r.to,e))){0<=n.inputState.composing&&n.inputState.composing++;let t;var u;t=r.from>=a.from&&r.to<=a.to&&r.to-r.from>=(a.to-a.from)/3&&(!o||o.main.empty&&o.main.from==r.from+r.insert.length)?(s=a.fromr.to?i.sliceDoc(r.to,a.to):"",i.replaceSelection(n.state.toText(s+r.insert.sliceString(0,void 0,n.state.lineBreak)+u))):{changes:u=i.changes(r),selection:o&&!i.selection.main.eq(o.main)&&o.main.to<=u.newLength?i.selection.replaceRange(o.main):void 0},n.dispatch(t,{scrollIntoView:!0,annotations:st.userEvent.of("input")})}}}else if(o&&!o.main.eq(a)){let t=!1,e;n.inputState.lastSelectionTime>Date.now()-50&&("keyboardselection"==n.inputState.lastSelectionOrigin?t=!0:e=st.userEvent.of(n.inputState.lastSelectionOrigin)),n.dispatch({selection:o,scrollIntoView:t,annotations:e})}}class Kn{constructor(t,e){this.points=t,this.view=e,this.text="",this.lineBreak=e.state.lineBreak}readRange(e,i){if(e){var n=e.parentNode;for(let t=e;;){this.findPointBefore(n,t),this.readNode(t);var s=t.nextSibling;if(s==i)break;var r=he.get(t),o=he.get(s);((r?r.breakAfter:Xn(t))||(o?o.breakAfter:Xn(s))&&("BR"!=t.nodeName||t.cmIgnore))&&(this.text+=this.lineBreak),t=s}this.findPointBefore(n,i)}}readNode(i){if(!i.cmIgnore){var n=he.get(i);let t=n&&n.overrideDOMText,e;null!=t?e=t.sliceString(0,void 0,this.lineBreak):3==i.nodeType?e=i.nodeValue:"BR"==i.nodeName?e=i.nextSibling?this.lineBreak:"":1==i.nodeType&&this.readRange(i.firstChild,null),null!=e&&(this.findPointIn(i,e.length),this.text+=e,ke.chrome&&13==this.view.inputState.lastKeyCode&&!i.nextSibling&&/\n\n$/.test(this.text)&&(this.text=this.text.slice(0,-1)))}}findPointBefore(t,e){for(var i of this.points)i.node==t&&t.childNodes[i.offset]==e&&(i.pos=this.text.length)}findPointIn(t,e){for(var i of this.points)i.node==t&&(i.pos=this.text.length+Math.min(i.offset,e))}}function Xn(t){return 1==t.nodeType&&/^(DIV|P|LI|UL|OL|BLOCKQUOTE|DD|DT|H\d|SECTION|PRE)$/.test(t.nodeName)}class Yn{constructor(t,e){this.node=t,this.offset=e,this.pos=-1}}function Qn(t,e,i){i={key:e,code:e,keyCode:i,which:i,cancelable:!0};let n=new KeyboardEvent("keydown",i);n.synthetic=!0,t.contentDOM.dispatchEvent(n);let s=new KeyboardEvent("keyup",i);return s.synthetic=!0,t.contentDOM.dispatchEvent(s),n.defaultPrevented||s.defaultPrevented}class Zn{constructor(t={}){this.plugins=[],this.editorAttrs={},this.contentAttrs={},this.bidiCache=[],this.updateState=2,this.measureScheduled=-1,this.measureRequests=[],this.contentDOM=document.createElement("div"),this.scrollDOM=document.createElement("div"),this.scrollDOM.tabIndex=-1,this.scrollDOM.className="cm-scroller",this.scrollDOM.appendChild(this.contentDOM),this.announceDOM=document.createElement("div"),this.announceDOM.style.cssText="position: absolute; top: -10000px",this.announceDOM.setAttribute("aria-live","polite"),this.dom=document.createElement("div"),this.dom.appendChild(this.announceDOM),this.dom.appendChild(this.scrollDOM),this._dispatch=t.dispatch||(t=>this.update([t])),this.dispatch=this.dispatch.bind(this),this.root=t.root||document,this.viewState=new On(t.state||pt.create()),this.plugins=this.state.facet(ai).map(t=>new ci(t).update(this)),this.observer=new Jn(this,(t,e,i)=>{Gn(this,t,e,i)},t=>{this.inputState.runScrollHandlers(this,t),this.measure()}),this.inputState=new Gi(this),this.docView=new vi(this),this.mountStyles(),this.updateAttrs(),this.updateState=0,window.addEventListener("resize",()=>{-1==is&&(is=setTimeout(ns,50))}),this.requestMeasure(),t.parent&&t.parent.appendChild(this.dom)}get state(){return this.viewState.state}get viewport(){return this.viewState.viewport}get visibleRanges(){return this.viewState.visibleRanges}get inView(){return this.viewState.inView}get composing(){return 0t.scrollIntoView)?n.selection.main:null;this.viewState.update(i,r),this.bidiCache=rs.update(this.bidiCache,i.changes),i.empty||this.updatePlugins(i),e=this.docView.update(i),this.state.facet(pi)!=this.styleModules&&this.mountStyles(),this.updateAttrs(),this.showAnnouncements(t)}finally{this.updateState=0}if((e||scrollTo||this.viewState.mustEnforceCursorAssoc)&&this.requestMeasure(),!i.empty)for(var o of this.state.facet(ti))o(i)}setState(t){if(0!=this.updateState)throw new Error("Calls to EditorView.setState are not allowed while an update is in progress");this.updateState=2;try{for(var e of this.plugins)e.destroy(this);this.viewState=new On(t),this.plugins=t.facet(ai).map(t=>new ci(t).update(this)),this.docView=new vi(this),this.inputState.ensureHandlers(this),this.mountStyles(),this.updateAttrs(),this.bidiCache=[]}finally{this.updateState=0}this.requestMeasure()}updatePlugins(i){let t=i.startState.facet(ai),n=i.state.facet(ai);if(t!=n){let e=[];for(var s of n){var r=t.indexOf(s);if(r<0)e.push(new ci(s));else{let t=this.plugins[r];t.mustUpdate=i,e.push(t)}}for(var o of this.plugins)o.mustUpdate!=i&&o.destroy(this);this.plugins=e,this.inputState.ensureHandlers(this)}else for(var e of this.plugins)e.mustUpdate=i;for(let t=0;t{try{return t.read(this)}catch(t){return ii(this.state,t),ss}});let t=new gi(this,this.state);t.flags|=s,n?n.flags|=s:n=t,this.updateState=2,t.empty||this.updatePlugins(t),this.updateAttrs(),s&&this.docView.update(t);for(let t=0;tthis.measure())),e){if(null!=e.key)for(let t=0;tfunction(t,e,i){let n=t.state.charCategorizer(e),s=n(i);return t=>{t=n(t);return s==ct.Space&&(s=t),s==t}}(this,e.head,t))}moveToLineBoundary(t,e,i=!0){return function(t,e,i,n){var s=t.state.doc.lineAt(e.head),r=n&&t.lineWrapping?t.coordsAtPos(e.assoc<0&&e.head>s.from?e.head-1:e.head):null;if(r){n=t.dom.getBoundingClientRect(),r=t.posAtCoords({x:i==(t.textDirection==Mi.LTR)?n.right-1:n.left+1,y:(r.top+r.bottom)/2});if(null!=r)return D.cursor(r,i?-1:1)}return e=qe.find(t.docView,e.head),s=e?i?e.posAtEnd:e.posAtStart:i?s.to:s.from,D.cursor(s,i?-1:1)}(this,t,e,i)}moveVertically(t,e,i){return Ui(this,t,e,i)}scrollPosIntoView(t){this.viewState.scrollTo=D.cursor(t),this.requestMeasure()}domAtPos(t){return this.docView.domAtPos(t)}posAtDOM(t,e=0){return this.docView.posFromDOM(t,e)}posAtCoords(t){return this.readMeasured(),Fi(this,t)}coordsAtPos(t,e=1){this.readMeasured();var i=this.docView.coordsAt(t,e);if(!i||i.left==i.right)return i;var n=this.state.doc.lineAt(t),s=this.bidiSpans(n);return ee(i,s[Bi.find(s,t-n.from,-1,e)].dir==Mi.LTR==0ts)return Pi(t.length);var e,i=this.textDirection;for(e of this.bidiCache)if(e.from==t.from&&e.dir==i)return e.order;var n=Vi(t.text,this.textDirection);return this.bidiCache.push(new rs(t.from,t.to,i,n)),n}get hasFocus(){return(document.hasFocus()||ke.safari&&this.inputState.lastContextMenu>Date.now()-3e4)&&this.root.activeElement==this.contentDOM}focus(){this.observer.ignore(()=>{se(this.contentDOM),this.docView.updateSelection()})}destroy(){for(var t of this.plugins)t.destroy(this);this.inputState.destroy(),this.dom.remove(),this.observer.destroy(),-1({}),{eventHandlers:t})}static theme(t,e){var i=bt.newName();let n=[En.of(i),pi.of(jn(`.${i}`,t))];return e&&e.dark&&n.push(Vn.of(!0)),n}static baseTheme(t){return I.fallback(pi.of(jn("."+Pn,t,In)))}}Zn.styleModule=pi,Zn.inputHandler=ei,Zn.exceptionSink=Ze,Zn.updateListener=ti,Zn.editable=ni,Zn.mouseSelectionStyle=Qe,Zn.dragMovesSelection=Ye,Zn.clickAddsSelectionRange=Xe,Zn.decorations=fi,Zn.contentAttributes=ui,Zn.editorAttributes=di,Zn.lineWrapping=Zn.contentAttributes.of({class:"cm-lineWrapping"}),Zn.announce=nt.define();const ts=4096;function es(t,e){return null==t?e.getBoundingClientRect().top:t}let is=-1;function ns(){is=-1;var i=document.querySelectorAll(".cm-content");for(let e=0;e{if(t){for(var e of t.commands)if(e(i))return!0;t.preventDefault&&(a=!0)}return!1},h=t[n],c;if(h){if(l(h[o+as(s,e,!r)]))return!0;if(r&&(e.shiftKey||e.altKey||e.metaKey)&&(c=Et[e.keyCode])&&c!=s){if(l(h[o+as(c,e,!0)]))return!0}else if(r&&e.shiftKey&&l(h[o+as(s,e,!0)]))return!0}return a}(function(t){let e=t.facet(ls),i=hs.get(e);i||hs.set(e,i=function(t,a=os){let l=Object.create(null),n=Object.create(null),h=(t,e)=>{var 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")},e=(n,t,e,i)=>{let s=l[n]||(l[n]=Object.create(null)),r=t.split(/ (?!$)/).map(t=>function(t,e){var i=t.split(/-(?!$)/);let n=i[i.length-1];"Space"==n&&(n=" ");let s,r,o,a;for(let t=0;t{let e=cs={view:t,prefix:i,scope:n};return setTimeout(()=>{cs==e&&(cs=null)},ds),!0}]})}t=r.join(" ");h(t,!1);let o=s[t]||(s[t]={preventDefault:!1,commands:[]});o.commands.push(e),i&&(o.preventDefault=!0)};for(var i of t){var s=i[a]||i.key;if(s)for(var r of i.scope?i.scope.split(" "):["editor"])e(r,s,i.run,i.preventDefault),i.shift&&e(r,"Shift-"+s,i.shift,i.preventDefault)}return l}(e.reduce((t,e)=>t.concat(e),[])));return i}(e.state),t,e,"editor")}})}),hs=new WeakMap;let cs=null;const ds=4e3;ke.ios;let us=0;const fs=new WeakMap;class ps{constructor({deserialize:t}={}){this.id=us++,this.deserialize=t||(()=>{throw new Error("This node type doesn't define a deserialize 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0<(8&this.flags)}is(e){if("string"!=typeof e)return this.id==e;{if(this.name==e)return!0;let t=this.prop(ps.group);return!!t&&-1{for(let t=i.prop(ps.group),e=-1;e<(t?t.length:0);e++){var n=s[e<0?i.name:t[e]];if(n)return n}}}}gs.none=new gs("",Object.create(null),0,8);class vs{constructor(t,e,i,n){this.type=t,this.children=e,this.positions=i,this.length=n}toString(){var t=this.children.map(t=>t.toString()).join();return this.type.name?(/\W/.test(this.type.name)&&!this.type.isError?JSON.stringify(this.type.name):this.type.name)+(t.length?"("+t+")":""):t}cursor(t,e=0){var i=null!=t&&fs.get(this)||this.topNode;let n=new Ms(i);return null!=t&&(n.moveTo(t,e),fs.set(this,n._tree)),n}fullCursor(){return new Ms(this.topNode,!0)}get topNode(){return new ys(this,0,0,null)}resolve(t,e=0){return this.cursor(t,e).node}iterate(t){let{enter:i,leave:n,from:s=0,to:r=this.length}=t;for(let e=this.cursor();;){let t=!1;if(e.from<=r&&e.to>=s&&(e.type.isAnonymous||!1!==i(e.type,e.from,e.to))){if(e.firstChild())continue;e.type.isAnonymous||(t=!0)}for(;t&&n&&n(e.type,e.from,e.to),t=e.type.isAnonymous,!e.nextSibling();){if(!e.parent())return;t=!0}}}balance(t=1024){return this.children.length<=Ts?this:Os(this.type,gs.none,this.children,this.positions,0,this.children.length,0,t,this.length,0)}static build(t){let{buffer:e,nodeSet:g,topID:i=0,maxBufferLength:v=1024,reused:w=[],minRepeatType:b=g.types.length}=t,y=Array.isArray(e)?new Cs(e,e.length):e,x=g.types,k=0;function S(i,t,e,n,s){var{id:r,start:o,end:a,size:l}=y;let h=o-i;if(l<0)return-1==l?(e.push(w[r]),n.push(h)):k=r,void y.next();let c=x[r],d,u;if(a-o<=v&&(u=function(t,e){let i=y.fork(),n=0,s=0,r=0,o=i.end-v,a={size:0,start:0,skip:0};t:for(var l=i.pos-t;i.pos>l;)if(i.id!=e){var h=i.size,c=i.pos-h;if(h<0||c=b?4:0;var d=i.start;for(i.next();i.pos>c;){if(i.size<0)break t;i.id>=b&&(t+=4),i.next()}s=d,n+=h,r+=t}else a.size=n,a.start=s,a.skip=r,r+=4,n+=4,i.next();(e<0||n==t)&&(a.size=n,a.start=s,a.skip=r);return 4t;)e=function t(e,i,n,s){var{id:r,start:o,end:a,size:l}=y;y.next();if(r==s)return n;var h=n;if(4c;)n=t(e,i,n,s);r=b?r:-1;y.pos>p;)y.id==m?y.next():S(o,p,t,e,m);t.reverse(),e.reverse(),d=-1Ts?Os(c,c,t,e,0,t.length,0,v,a-o,k):ws(new vs(c,t,e,a-o),k)}e.push(d),n.push(h)}let n=[],s=[];for(;0=t:this.from>t)||(-1=t:this.from>t)||(-1!t.type.isAnonymous||t instanceof bs||As(t))}class Cs{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 Cs(this.buffer,this.index)}}const Ts=8;function Os(t,i,n,s,r,o,a,l,e,h){let c=[],d=[];if(e<=l)for(let t=r;tu<<1){for(let t=0;t=i)for(;r&&r.from=t.from||u<=t.to||l)&&(h=Math.max(t.from,a)-l,c=Math.min(t.to,u)-l,t=c<=h?null:new Hs(h,c,t.tree,t.offset+l,(0u)break;r=st.length&&n.push(s);return n}}const Ls=new ps;class Ds{constructor(t,e,i,n=[]){this.data=t,this.topNode=i,pt.prototype.hasOwnProperty("tree")||Object.defineProperty(pt.prototype,"tree",{get(){return $s(this)}}),this.parser=e,this.extension=[Is.of(this),pt.languageData.of((t,e)=>t.facet(_s(t,e)))].concat(n)}isActiveAt(t,e){return _s(t,e)==this.data}findRegions(t){var e=t.facet(Is);if((null==e?void 0:e.data)==this.data)return[{from:0,to:t.doc.length}];if(!e||!e.allowsNesting)return[];let n=[];return $s(t).iterate({enter:(t,e,i)=>{if(t.isTop&&t.prop(Ls)==this.data)return n.push({from:e,to:i}),!1}}),n}get allowsNesting(){return!0}parseString(t){var e=u.of(t.split("\n"));let i=this.parser.startParse(new zs(e),0,new Bs(this.parser,pt.create({doc:e}),[],vs.empty,{from:0,to:t.length},[],null)),n;for(;!(n=i.advance()););return n}}function _s(t,e){var i=t.facet(Is);if(!i)return null;if(!i.allowsNesting)return i.data;let n=$s(t),s=n.resolve(e,-1);for(;s;){var r=s.type.prop(Ls);if(r)return r;s=s.parent}return i.data}function $s(t){t=t.field(Ds.state,!1);return t?t.tree:vs.empty}Ds.setState=nt.define();class zs{constructor(t,e=t.length){this.doc=t,this.length=e,this.cursorPos=0,this.string="",this.prevString="",this.cursor=t.iter()}syncTo(t){return t=this.length)return-1;let e=this.cursorPos-this.string.length;if(t=this.cursorPos){if(t=e-this.prevString.length)return this.prevString.charCodeAt(t-(e-this.prevString.length));e=this.syncTo(t)}return this.string.charCodeAt(t-e)}lineAfter(t){if(t>=this.length||t<0)return"";let e=this.cursorPos-this.string.length;return(t=this.cursorPos)&&(e=this.syncTo(t)),this.cursor.lineBreak?"":this.string.slice(t-e,Math.min(this.length-e,this.string.length))}read(t,e){var i=this.cursorPos-this.string.length;return t=this.cursorPos?this.doc.sliceString(t,e):this.string.slice(t-i,e-i)}clip(t){return new zs(this.doc,t)}}class Bs{constructor(t,e,i=[],n,s,r,o){this.parser=t,this.state=e,this.fragments=i,this.tree=n,this.viewport=s,this.skipped=r,this.scheduleOn=o,this.parse=null,this.tempSkipped=[]}work(t,e){if(this.tree!=vs.empty&&(null==e?this.tree.length==this.state.doc.length:this.tree.length>=e))return this.takeTree(),!0;this.parse||(this.parse=this.parser.startParse(new zs(this.state.doc),0,this));for(var i=Date.now()+t;;){var n=this.parse.advance();if(n)return this.fragments=this.withoutTempSkipped(Hs.addTree(n)),this.parse=null,this.tree=n,!0;if(null!=e&&this.parse.pos>=e)return this.takeTree(),!0;if(Date.now()>i)return!1}}takeTree(){this.parse&&this.parse.pos>this.tree.length&&(this.tree=this.parse.forceFinish(),this.fragments=this.withoutTempSkipped(Hs.addTree(this.tree,this.fragments,!0)))}withoutTempSkipped(t){for(var e;e=this.tempSkipped.pop();)t=Es(t,e.from,e.to);return t}changes(t,e){let{fragments:i,tree:n,viewport:r,skipped:o}=this;if(this.takeTree(),!t.empty){let s=[];if(t.iterChangedRanges((t,e,i,n)=>s.push({fromA:t,toA:e,fromB:i,toB:n})),i=Hs.applyChanges(i,s),n=vs.empty,r={from:t.mapPos(r.from,-1),to:t.mapPos(r.to,1)},this.skipped.length){o=[];for(var a of this.skipped){var l=t.mapPos(a.from,1),a=t.mapPos(a.to,-1);le.from&&(this.fragments=Es(this.fragments,i,n),this.skipped.splice(t--,1))}return this.skipped.length=t}}function Es(t,e,i){return Hs.applyChanges(t,[{fromA:e,toA:i,fromB:e,toB:i}])}Bs.skippingParser=Bs.getSkippingParser();class Vs{constructor(t){this.context=t,this.tree=t.tree}apply(t){if(!t.docChanged)return this;let e=this.context.changes(t.changes,t.state);t=this.context.tree.length==t.startState.doc.length?void 0:Math.max(t.changes.mapPos(this.context.tree.length),e.viewport.to);return e.work(25,t)||e.takeTree(),new Vs(e)}static init(t){let e=new Bs(t.facet(Is).parser,t,[],vs.empty,{from:0,to:t.doc.length},[],null);return e.work(25)||e.takeTree(),new Vs(e)}}Ds.state=R.define({create:Vs.init,update(t,e){for(var i of e.effects)if(i.is(Ds.setState))return i.value;return e.startState.facet(Is)!=e.state.facet(Is)?Vs.init(e.state):t.apply(e)}});let Ps="undefined"!=typeof window&&window.requestIdleCallback||((t,{timeout:e})=>setTimeout(t,e)),Rs="undefined"!=typeof window&&window.cancelIdleCallback||clearTimeout;var Ns=li.fromClass(class{constructor(t){this.view=t,this.working=-1,this.chunkEnd=-1,this.chunkBudget=-1,this.work=this.work.bind(this),this.scheduleWork()}update(t){let e=this.view.state.field(Ds.state).context;t.viewportChanged&&(e.updateViewport(t.view.viewport)&&e.reset(),this.view.viewport.to>e.tree.length&&this.scheduleWork()),t.docChanged&&(this.view.hasFocus&&(this.chunkBudget+=50),this.scheduleWork()),this.checkAsyncSchedule(e)}scheduleWork(i=!1){if(!(-1=t.doc.length||(this.working=Ps(this.work,{timeout:500}))}}work(n){this.working=-1;var s=Date.now();if(this.chunkEnd=e+1e6||(n=Math.min(this.chunkBudget,n?Math.max(25,n.timeRemaining()):100),n=i.context.work(n,e+1e6),this.chunkBudget-=Date.now()-s,(n||this.chunkBudget<=0||i.context.movedPast(e))&&(i.context.takeTree(),this.view.dispatch({effects:Ds.setState.of(new Vs(i.context))})),!n&&0this.scheduleWork(!0)),t.scheduleOn=null)}destroy(){0<=this.working&&Rs(this.working)}},{eventHandlers:{focus(){this.scheduleWork()}}});const Is=B.define({combine(t){return t.length?t[0]:null},enables:[Ds.state,Ns]}),js=B.define(),Ws=B.define({combine:t=>{if(!t.length)return" ";if(!/^(?: +|\t+)$/.test(t[0]))throw new Error("Invalid indent unit: "+JSON.stringify(t[0]));return t[0]}});function qs(t){let e=t.facet(Ws);return 9==e.charCodeAt(0)?t.tabSize*e.length:e.length}function Fs(t,e){let i="",n=t.tabSize;if(9==t.facet(Ws).charCodeAt(0))for(;n<=e;)i+="\t",e-=n;for(let t=0;tfunction(t,e,i,n,s){let r=t.textAfter,o=r.match(/^\s*/)[0].length,a=n&&r.slice(o,o+n.length)==n||s==t.pos+o,l=e?function(t){let e=t.node,i=e.childAfter(e.from),n=e.lastChild;if(!i)return null;var s=null===(s=t.options)||void 0===s?void 0:s.simulateBreak,t=t.state.doc.lineAt(i.from),r=null==s||s<=t.from?t.to:Math.min(t.to,s);for(let t=i.to;;){var o=e.childAfter(t);if(!o||o==n)return null;if(!o.type.isSkipped)return o.fromZn.decorations.from(t)}),Zs];function or(t,e,i){var n=t.prop(e<0?ps.openedBy:ps.closedBy);if(n)return n;if(1==t.name.length){t=i.indexOf(t.name);if(-1=e.to){if(0==o&&-1>1==l>>1};d--}}0"},hr=nt.define({map(t,e){t=e.mapPos(t,-1,y.TrackAfter);return null==t?void 0:t}}),cr=nt.define({map(t,e){return e.mapPos(t)}}),dr=new class extends kt{};dr.startSide=1,dr.endSide=-1;const ur=R.define({create(){return Ct.empty},update(t,i){var e,n;i.selection&&(e=i.state.doc.lineAt(i.selection.main.head).from,n=i.startState.doc.lineAt(i.startState.selection.main.head).from,e!=i.changes.mapPos(n,-1)&&(t=Ct.empty)),t=t.map(i.changes);for(let e of i.effects)e.is(hr)?t=t.update({add:[dr.range(e.value,e.value+1)]}):e.is(cr)&&(t=t.update({filter:t=>t!=e.value}));return t}});const fr="()[]{}<>";function pr(e){for(let t=0;t>10),56320+(1023&t)));var t}function mr(t,e){return t.languageDataAt("closeBrackets",e)[0]||lr}function gr(t,e,i,n){if(t.composing)return!1;var s=t.state.selection.main;if(2{if(!t.empty)return{changes:[{insert:r,from:t.from},{insert:r,from:t.to}],effects:hr.of(t.to+r.length),range:D.range(t.anchor+r.length,t.head+r.length)};var e=t.head,i=br(s.doc,e);if(i==r){if(yr(s,e))return{changes:{insert:r+r,from:e},effects:hr.of(e+r.length),range:D.cursor(e+r.length)};if(wr(s,e)){var n=o&&s.sliceDoc(e,e+3*r.length)==r+r+r;return{range:D.cursor(e+r.length*(n?3:1)),effects:cr.of(e)}}}else{if(o&&s.sliceDoc(e-2*r.length,e)==r+r&&yr(s,e-2*r.length))return{changes:{insert:r+r+r+r,from:e},effects:hr.of(e+r.length),range:D.cursor(e+r.length)};if(s.charCategorizer(e)(i)!=ct.Word){i=s.sliceDoc(e-1,e);if(i!=r&&s.charCategorizer(e)(i)!=ct.Word)return{changes:{insert:r+r,from:e},effects:hr.of(e+r.length),range:D.cursor(e+r.length)}}}return{range:a=t}});return a?null:s.update(t,{scrollIntoView:!0,annotations:st.userEvent.of("input")})}(t,s,-1{if(!t.empty)return{changes:[{insert:n,from:t.from},{insert:s,from:t.to}],effects:hr.of(t.to+n.length),range:D.range(t.anchor+n.length,t.head+n.length)};var e=br(i.doc,t.head);return!e||/\s/.test(e)||-1t.empty&&br(e.doc,t.head)==i?D.cursor(t.head+i.length):n=t);return n?null:e.update({selection:D.create(t,e.selection.mainIndex),scrollIntoView:!0,effects:e.selection.ranges.map(({from:t})=>cr.of(t))})}(t,(s,r))}return 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s.head==e.head&&s.head!=(i?n.to:n.from)&&(s=t.moveToLineBoundary(e,i,!1)),i||s.head!=n.from||!n.length||(t=/^\s*/.exec(t.state.sliceDoc(n.from,Math.min(n.from+100,n.to)))[0].length)&&e.head!=n.from+t&&(s=D.cursor(n.from+t)),s}var Vr=e=>Sr(e,t=>D.cursor(e.visualLineAt(t.head).from,1)),Pr=e=>Sr(e,t=>D.cursor(e.visualLineAt(t.head).to,-1));function Rr(t,i){let e=xr(t.state.selection,t=>{var e=i(t);return D.range(t.anchor,e.head,e.goalColumn)});return!e.eq(t.state.selection)&&(t.dispatch(kr(t.state,e)),!0)}function Nr(e,i){return Rr(e,t=>e.moveByChar(t,i))}var Ir=t=>Nr(t,t.textDirection!=Mi.LTR),jr=t=>Nr(t,t.textDirection==Mi.LTR);function Wr(e,i){return Rr(e,t=>e.moveByGroup(t,i))}function qr(e,i){return Rr(e,t=>e.moveVertically(t,i))}var Fr=t=>qr(t,!1),Pt=t=>qr(t,!0);function Jr(e,i){return Rr(e,t=>e.moveVertically(t,i,e.dom.clientHeight))}Nt=t=>Jr(t,!1),It=t=>Jr(t,!0),ve=e=>Rr(e,t=>D.cursor(e.visualLineAt(t.head).from)),me=e=>Rr(e,t=>D.cursor(e.visualLineAt(t.head).to)),ge=({state:t,dispatch:e})=>(e(kr(t,{anchor:0})),!0),pe=({state:t,dispatch:e})=>(e(kr(t,{anchor:t.doc.length})),!0),we=({state:t,dispatch:e})=>(e(kr(t,{anchor:t.selection.main.anchor,head:0})),!0),be=({state:t,dispatch:e})=>(e(kr(t,{anchor:t.selection.main.anchor,head:t.doc.length})),!0);function Ur({state:t,dispatch:e},s){var i=t.changeByRange(t=>{let{from:e,to:i}=t;var n;return e==i&&(n=s(e),e=Math.min(e,n),i=Math.max(i,n)),e==i?{range:t}:{changes:{from:e,to:i},range:D.cursor(e)}});return!i.changes.empty&&(e(t.update(i,{scrollIntoView:!0,annotations:st.userEvent.of("delete")})),!0)}const Gr=(a,l,h)=>Ur(a,e=>{let{state:t}=a,i=t.doc.lineAt(e),n;if(!l&&e>i.from&&eGr(t,!1,!0),xe=t=>Gr(t,!0,!1);const Kr=(t,h)=>Ur(t,e=>{let i=e,{state:n}=t,s=n.doc.lineAt(i),r=n.charCategorizer(i);for(let 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eo=[{key:"Alt-ArrowLeft",mac:"Ctrl-ArrowLeft",run:e=>Sr(e,t=>Hr(e.state,t,e.textDirection!=Mi.LTR)),shift:e=>Rr(e,t=>Hr(e.state,t,e.textDirection!=Mi.LTR))},{key:"Alt-ArrowRight",mac:"Ctrl-ArrowRight",run:e=>Sr(e,t=>Hr(e.state,t,e.textDirection==Mi.LTR)),shift:e=>Rr(e,t=>Hr(e.state,t,e.textDirection==Mi.LTR))},{key:"Alt-ArrowUp",run:({state:t,dispatch:e})=>Yr(t,e,!1)},{key:"Shift-Alt-ArrowUp",run:({state:t,dispatch:e})=>Qr(t,e,!1)},{key:"Alt-ArrowDown",run:({state:t,dispatch:e})=>Yr(t,e,!0)},{key:"Shift-Alt-ArrowDown",run:({state:t,dispatch:e})=>Qr(t,e,!0)},{key:"Escape",run:({state:t,dispatch:e})=>{let i=t.selection,n=null;return 1{var e=Xr(i).map(({from:t,to:e})=>D.range(t,Math.min(e+1,i.doc.length)));return t(i.update({selection:D.create(e),annotations:st.userEvent.of("keyboardselection")})),!0}},{key:"Mod-i",run:({state:n,dispatch:t})=>{var e=xr(n.selection,t=>{var e;let i=$s(n).resolve(t.head,1);for(;!(i.from=t.to||i.to>t.to&&i.from<=t.from||null===(e=i.parent)||void 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e=ar(i,t.head,-1)||ar(i,t.head,1)||0Or(t,t.textDirection!=Mi.LTR),shift:t=>Wr(t,t.textDirection!=Mi.LTR)},{mac:"Cmd-ArrowLeft",run:Vr,shift:ve},{key:"ArrowRight",run:Tr,shift:jr},{key:"Mod-ArrowRight",mac:"Alt-ArrowRight",run:t=>Or(t,t.textDirection==Mi.LTR),shift:t=>Wr(t,t.textDirection==Mi.LTR)},{mac:"Cmd-ArrowRight",run:Pr,shift:me},{key:"ArrowUp",run:Dr,shift:Fr},{mac:"Cmd-ArrowUp",run:ge,shift:we},{mac:"Ctrl-ArrowUp",run:zr,shift:Nt},{key:"ArrowDown",run:_r,shift:Pt},{mac:"Cmd-ArrowDown",run:pe,shift:be},{mac:"Ctrl-ArrowDown",run:Br,shift:It},{key:"PageUp",run:zr,shift:Nt},{key:"PageDown",run:Br,shift:It},{key:"Home",run:e=>Sr(e,t=>Er(e,t,!1)),shift:e=>Rr(e,t=>Er(e,t,!1))},{key:"Mod-Home",run:ge,shift:we},{key:"End",run:e=>Sr(e,t=>Er(e,t,!0)),shift:e=>Rr(e,t=>Er(e,t,!0))},{key:"Mod-End",run:pe,shift:be},{key:"Enter",run:({state:a,dispatch:t})=>{var e=a.changeByRange(({from:t,to:e})=>{var i=t==e&&function(t,e){if(/\(\)|\[\]|\{\}/.test(t.sliceDoc(e-1,e+1)))return{from:e,to:e};let i=$s(t).resolve(e),n=i.childBefore(e),s=i.childAfter(e),r;return n&&s&&n.to<=e&&s.from>=e&&(r=n.type.prop(ps.closedBy))&&-1r.from&&t(e(t.update({selection:{anchor:0,head:t.doc.length},annotations:st.userEvent.of("keyboardselection")})),!0)},{key:"Backspace",run:ue,shift:ue},{key:"Delete",run:xe,shift:xe},{key:"Mod-Backspace",mac:"Alt-Backspace",run:ye},{key:"Mod-Delete",mac:"Alt-Delete",run:fe},{mac:"Mod-Backspace",run:i=>Ur(i,t=>{var e=i.visualLineAt(t).from;return eGr(t,!1,!1)},{key:"Ctrl-k",run:Ns},{key:"Alt-d",run:fe},{key:"Ctrl-Alt-h",run:ye},{key:"Ctrl-o",run:({state:t,dispatch:e})=>{var i=t.changeByRange(t=>({changes:{from:t.from,to:t.to,insert:u.of(["",""])},range:D.cursor(t.from)}));return e(t.update(i,{scrollIntoView:!0,annotations:st.userEvent.of("input")})),!0}},{key:"Ctrl-t",run:({state:n,dispatch:t})=>{var e=n.changeByRange(t=>{if(!t.empty||0==t.from||t.from==n.doc.length)return{range:t};var e=t.from,i=n.doc.lineAt(e),t=e==i.from?e-1:S(i.text,e-i.from,!1)+i.from,i=e==i.to?e+1:S(i.text,e-i.from,!0)+i.from;return{changes:{from:t,to:i,insert:n.doc.slice(e,i).append(n.doc.slice(t,e))},range:D.cursor(i)}});return!e.changes.empty&&(t(n.update(e,{scrollIntoView:!0})),!0)}},{key:"Alt-f",run:t=>Or(t,!0),shift:t=>Wr(t,!0)},{key:"Alt-b",run:t=>Or(t,!1),shift:t=>Wr(t,!1)},{key:"Alt-<",run:ge},{key:"Alt->",run:pe},{key:"Ctrl-v",run:Br},{key:"Alt-v",run:zr}].map(t=>({mac:t.key,run:t.run,shift:t.shift})))),io={key:"Tab",run:({state:t,dispatch:e})=>t.selection.ranges.some(t=>!t.empty)?to({state:t,dispatch:e}):(e(t.update(t.replaceSelection("\t"),{scrollIntoView:!0,annotations:st.userEvent.of("input")})),!0),shift:Zs},no=tt.define(),so=tt.define(),ro=B.define(),oo=B.define({combine(t){return mt(t,{minDepth:100,newGroupDelay:500},{minDepth:Math.max,newGroupDelay:Math.min})}}),ao=R.define({create(){return bo.empty},update(e,i){var n=i.state.facet(oo),s=i.annotation(no);if(s){var r=uo.fromTransaction(i),o=s.side;let t=0==o?e.undone:e.done;return t=r?fo(t,t.length,n.minDepth,r):vo(t,i.startState.selection),new bo(0==o?s.rest:t,0==o?t:s.rest)}var t=i.annotation(so);if("full"!=t&&"before"!=t||(e=e.isolate()),!1===i.annotation(st.addToHistory))return i.changes.empty?e:e.addMapping(i.changes.desc);r=uo.fromTransaction(i),o=i.annotation(st.time),s=i.annotation(st.userEvent);return r?e=e.addChanges(r,o,s,n.newGroupDelay,n.minDepth):i.selection&&(e=e.addSelection(i.startState.selection,o,s,n.newGroupDelay)),e="full"==t||"after"==t?e.isolate():e},toJSON(t){return{done:t.done.map(t=>t.toJSON()),undone:t.undone.map(t=>t.toJSON())}},fromJSON(t){return new bo(t.done.map(uo.fromJSON),t.undone.map(uo.fromJSON))}});function lo(n,s){return function({state:t,dispatch:e}){let i=t.field(ao,!1);if(!i)return!1;t=i.pop(n,t,s);return!!t&&(e(t),!0)}}const ho=lo(0,!1),co=lo(1,!1);Vr=lo(0,!0),ve=lo(1,!0);class uo{constructor(t,e,i,n,s){this.changes=t,this.effects=e,this.mapped=i,this.startSelection=n,this.selectionsAfter=s}setSelAfter(t){return new uo(this.changes,this.effects,this.mapped,this.startSelection,t)}toJSON(){var t;return{changes:null===(t=this.changes)||void 0===t?void 0:t.toJSON(),mapped:null===(t=this.mapped)||void 0===t?void 0:t.toJSON(),startSelection:null===(t=this.startSelection)||void 0===t?void 0:t.toJSON(),selectionsAfter:this.selectionsAfter.map(t=>t.toJSON())}}static fromJSON(t){return new uo(t.changes&&k.fromJSON(t.changes),[],t.mapped&&x.fromJSON(t.mapped),t.startSelection&&D.fromJSON(t.startSelection),t.selectionsAfter.map(D.fromJSON))}static fromTransaction(t){let e=mo;for(var i of t.startState.facet(ro)){i=i(t);i.length&&(e=e.concat(i))}return!e.length&&t.changes.empty?null:new uo(t.changes.invert(t.startState.doc),e,void 0,t.startState.selection,mo)}static selection(t){return new uo(void 0,mo,void 0,void 0,t)}}function fo(t,e,i,n){let s=t.slice(i+20t.map(e)):mo,i);if(!t.changes)return uo.selection(n);var s=t.changes.map(e),r=e.mapDesc(t.changes,!0),i=t.mapped?t.mapped.composeDesc(r):r;return new uo(s,nt.mapEffects(t.effects,e),i,t.startSelection.map(r),n)}(e[i-1],t,n);if(s.changes&&!s.changes.empty||s.effects.length){let t=e.slice(0,i);return t[i-1]=s,t}t=s.mapped,i--,n=s.selectionsAfter}return n.length?[uo.selection(n)]:mo}class bo{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 bo(this.done,this.undone):this}addChanges(t,e,i,n,s){let r=this.done,o=r[r.length-1];return r=o&&o.changes&&e-this.prevTimeo.push(t,e)),e.iterChangedRanges((t,e,i,n)=>{for(let t=0;tt.empty!=s.ranges[e].empty).length)?this:new bo(vo(this.done,t),this.undone,e,i)}addMapping(t){return new bo(wo(this.done,t),wo(this.undone,t),this.prevTime,this.prevUserEvent)}pop(e,i,t){let n=0==e?this.done:this.undone;if(0==n.length)return null;var s=n[n.length-1];if(t&&s.selectionsAfter.length)return i.update({selection:s.selectionsAfter[s.selectionsAfter.length-1],annotations:no.of({side:e,rest:function(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}(n)})});if(s.changes){let t=1==n.length?mo:n.slice(0,n.length-1);return s.mapped&&(t=wo(t,s.mapped)),i.update({changes:s.changes,selection:s.startSelection,effects:s.effects,annotations:no.of({side:e,rest:t}),filter:!1})}return null}}bo.empty=new bo(mo,mo);const yo=[{key:"Mod-z",run:ho,preventDefault:!0},{key:"Mod-y",mac:"Mod-Shift-z",run:co,preventDefault:!0},{key:"Mod-u",run:Vr,preventDefault:!0},{key:"Alt-u",mac:"Mod-Shift-u",run:ve,preventDefault:!0}];let xo=0;class ko{constructor(t,e,i){this.set=t,this.base=e,this.modified=i,this.id=xo++}static define(t){if(null!=t&&t.base)throw new Error("Can not derive from a modified tag");let e=new ko([],null,[]);if(e.set.push(e),t)for(var i of 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At(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=[])}add(t,e,i){this.addInner(t,e,i)||(this.nextLayer||(this.nextLayer=new Tt)).add(t,e,i)}addInner(t,e,i){var 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 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this.value?this.value.startSide:0}get endSide(){return this.value?this.value.endSide:0}goto(t,e=-1e9){return this.chunkIndex=this.rangeIndex=0,this.gotoInner(t,e,!1),this}gotoInner(t,e,i){for(;this.chunkIndex=this.minPoint)break}}nextChunk(){this.chunkIndex++,this.rangeIndex=0,this.next()}compare(t){return this.from-t.from||this.startSide-t.startSide||this.to-t.to||this.endSide-t.endSide}}class Lt{constructor(t){this.heap=t}static from(i,n=null,s=-1){let r=[];for(let e=0;e=s&&r.push(new Ht(t,n,s,e));return 1==r.length?r[0]:new Lt(r)}get startSide(){return this.value?this.value.startSide:0}goto(t,e=-1e9){for(var i of this.heap)i.goto(t,e);for(let t=this.heap.length>>1;0<=t;t--)Ot(this.heap,t);return this.next(),this}forward(t,e){for(var i of this.heap)i.forward(t,e);for(let t=this.heap.length>>1;0<=t;t--)Ot(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(),Ot(this.heap,0)}}}function Ot(n,s){for(let i=n[s];;){let t=1+(s<<1);if(t>=n.length)break;let e=n[t];if(t+1e){this.to=this.activeTo[s],this.endSide=this.active[s].endSide;break}this.removeActive(s),i&&$t(i,s)}else{if(!this.cursor.value){this.to=this.endSide=1e9;break}if(this.cursor.from>e){this.to=this.cursor.from,this.endSide=this.cursor.startSide;break}s=this.cursor.value;if(s.point){if(!(t&&this.cursor.to==this.to&&this.cursor.frome&&this.forward(this.to,this.endSide);break}this.cursor.next()}else this.addActive(i),this.cursor.next()}}if(i){let t=0;for(;tthis.pointRank);t++)(this.activeTo[t]>e||this.activeTo[t]==e&&this.active[t].endSide>this.point.endSide)&&i.push(this.active[t]);return i}openEnd(t){let e=0;for(;et;)e++;return e}}function _t(t,e,i,n,s,r){t.goto(e),i.goto(n);var o=n+s;let a=n,l=n-e;for(;;){var h=t.to+l-i.to||t.endSide-i.endSide,c=h<0?t.to+l:i.to,d=Math.min(c,o);if(t.point||i.point?t.point&&i.point&&(t.point==i.point||t.point.eq(i.point))||r.comparePoint(a,d,t.point,i.point):d>a&&!function(e,i){if(e.length!=i.length)return!1;for(let t=0;t=i;t--)e[t+1]=e[t];e[i]=t}function Bt(e,i){let n=-1,s=1e9;for(let t=0;t",191:"?",192:"~",219:"{",220:"|",221:"}",222:'"',229:"Q"},Pt="undefined"!=typeof navigator&&/Chrome\/(\d+)/.exec(navigator.userAgent),Rt="undefined"!=typeof navigator&&/Apple Computer/.test(navigator.vendor),Nt="undefined"!=typeof navigator&&/Gecko\/\d+/.test(navigator.userAgent),It="undefined"!=typeof navigator&&/Mac/.test(navigator.platform),jt="undefined"!=typeof navigator&&/MSIE \d|Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(navigator.userAgent),Wt=Pt&&(It||+Pt[1]<57)||Nt&&It,Ft=0;Ft<10;Ft++)Et[48+Ft]=Et[96+Ft]=String(Ft);for(Ft=1;Ft<=24;Ft++)Et[Ft+111]="F"+Ft;for(var qt,Ft=65;Ft<=90;Ft++)Et[Ft]=String.fromCharCode(Ft+32),Vt[Ft]=String.fromCharCode(Ft);for(qt in Et)Vt.hasOwnProperty(qt)||(Vt[qt]=Et[qt]);function Jt(t){return(t.getSelection?t:document).getSelection()}function Ut(t,e){return!!e&&t.contains(1!=e.nodeType?e.parentNode:e)}function Gt(t,e){if(!e.anchorNode)return!1;try{return Ut(t,e.anchorNode)}catch(t){return!1}}function Kt(t){return 3==t.nodeType?oe(t,0,t.nodeValue.length).getClientRects():1==t.nodeType?t.getClientRects():[]}function Xt(t,e,i,n){return i&&(Qt(t,e,i,n,-1)||Qt(t,e,i,n,1))}function Yt(t){for(var e=0;;e++)if(!(t=t.previousSibling))return e}function Qt(t,e,i,n,s){for(;;){if(t==i&&e==n)return!0;if(e==(s<0?0:Zt(t))){if("DIV"==t.nodeName)return!1;var r=t.parentNode;if(!r||1!=r.nodeType)return!1;e=Yt(t)+(s<0?0:1),t=r}else{if(1!=t.nodeType)return!1;t=t.childNodes[e+(s<0?-1:0)],e=s<0?Zt(t):0}}}function Zt(t){return(3==t.nodeType?t.nodeValue:t.childNodes).length}const te={left:0,right:0,top:0,bottom:0};function ee(t,e){e=e?t.left:t.right;return{left:e,right:e,top:t.top,bottom:t.bottom}}class ie{constructor(){this.anchorNode=null,this.anchorOffset=0,this.focusNode=null,this.focusOffset=0}eq(t){return this.anchorNode==t.anchorNode&&this.anchorOffset==t.anchorOffset&&this.focusNode==t.focusNode&&this.focusOffset==t.focusOffset}set(t){this.anchorNode=t.anchorNode,this.anchorOffset=t.anchorOffset,this.focusNode=t.focusNode,this.focusOffset=t.focusOffset}}let ne=null;function se(e){if(e.setActive)return e.setActive();if(ne)return e.focus(ne);let s=[];for(let t=e;t&&(s.push(t,t.scrollTop,t.scrollLeft),t!=t.ownerDocument);t=t.parentNode);if(e.focus(null==ne?{get preventScroll(){return ne={preventScroll:!0},!0}}:void 0),!ne){ne=!1;for(let n=0;no&&t.dom.parentNode==this.dom){h=i,c=s;break}s=e,n=e+t.breakAfter}return{from:l,to:c<0?t+this.length:c,startDOM:(a?this.children[a-1].dom.nextSibling:null)||this.dom.firstChild,endDOM:hthis.pos||t==this.pos&&(0t.width)||a),o?ee(a,o<0):a}class He extends Me{constructor(t,e,i){super(),this.widget=t,this.length=e,this.side=i}static create(t,e,i){return new(t.customView||He)(t,e,i)}slice(t){return He.create(this.widget,this.length-t,this.side)}sync(){this.dom&&this.widget.updateDOM(this.dom)||(this.setDOM(this.widget.toDOM(this.editorView)),this.dom.contentEditable="false")}getSide(){return this.side}merge(t,e,i,n,s){return!(i&&(!(i instanceof He&&this.widget.compare(i.widget))||0i&&rt?i[s]=Math.max(i[s],e):i.push(t,e)}Ie.prototype.point=!0;class Fe extends he{constructor(){super(...arguments),this.children=[],this.length=0,this.prevAttrs=void 0,this.attrs=null,this.breakAfter=0}merge(t,e,i,n,s,r){if(i){if(!(i instanceof Fe))return!1;this.dom||i.transferDOM(this)}return n&&this.setDeco(i?i.attrs:null),Oe(this,t,e,i?i.children:qe,s,r),!0}split(t){let e=new Fe;if(e.breakAfter=this.breakAfter,0==this.length)return e;let{i,off:n}=this.childPos(t);n&&(e.append(this.children[i].slice(n),0),this.children[i].merge(n,this.children[i].length,null,0,0),i++);for(let t=i;t!t.length||t[0]});class si{constructor(t,e){this.field=t,this.get=e}}class ri{from(t){return new si(this,t)}static define(){return new ri}}ri.decorations=ri.define(),ri.scrollMargins=ri.define();let oi=0;const ai=B.define();class li{constructor(t,e,i){this.id=t,this.create=e,this.fields=i,this.extension=ai.of(this)}static define(t,e){let{eventHandlers:i,provide:n,decorations:s}=e||{},r=[];if(n)for(var o of Array.isArray(n)?n:[n])r.push(o);return i&&r.push(hi.from(t=>({plugin:t,handlers:i}))),s&&r.push(ri.decorations.from(s)),new li(oi++,t,r)}static fromClass(e,t){return li.define(t=>new e(t),t)}}const hi=ri.define();class ci{constructor(t){this.spec=t,this.mustUpdate=null,this.value=null}takeField(t,e){for(var{field:i,get:n}of this.spec.fields)i==t&&e.push(n(this.value))}update(e){if(this.value){if(this.mustUpdate){var i=this.mustUpdate;if(this.mustUpdate=null,!this.value.update)return this;try{this.value.update(i)}catch(t){if(ii(i.state,t,"CodeMirror plugin crashed"),this.value.destroy)try{this.value.destroy()}catch(t){}return ci.dummy}}}else try{this.value=this.spec.create(e)}catch(t){return ii(e.state,t,"CodeMirror plugin crashed"),ci.dummy}return this}destroy(e){var t;if(null!==(t=this.value)&&void 0!==t&&t.destroy)try{this.value.destroy()}catch(t){ii(e.state,t,"CodeMirror plugin crashed")}}}ci.dummy=new ci(li.define(()=>({})));const di=B.define({combine:t=>t.reduce((t,e)=>$e(e,t),{})}),ui=B.define({combine:t=>t.reduce((t,e)=>$e(e,t),{})}),fi=B.define(),pi=B.define();class mi{constructor(t,e,i,n){this.fromA=t,this.toA=e,this.fromB=i,this.toB=n}join(t){return new mi(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(;0i.toA)){if(n.toAs.push(new mi(t,e,i,n))),this.changedRanges=s;i=t.hasFocus;i!=t.inputState.notifiedFocused&&(t.inputState.notifiedFocused=i,this.flags|=1),this.docChanged&&(this.flags|=2)}get viewportChanged(){return 0<(4&this.flags)}get heightChanged(){return 0<(2&this.flags)}get geometryChanged(){return this.docChanged||0<(18&this.flags)}get focusChanged(){return 0<(1&this.flags)}get docChanged(){return this.transactions.some(t=>t.docChanged)}get selectionSet(){return this.transactions.some(t=>t.selection)}get empty(){return 0==this.flags&&0==this.transactions.length}}class vi extends he{constructor(t){super(),this.view=t,this.compositionDeco=Pe.none,this.decorations=[],this.minWidth=0,this.minWidthFrom=0,this.minWidthTo=0,this.impreciseAnchor=null,this.impreciseHead=null,this.setDOM(t.contentDOM),this.children=[new Fe],this.children[0].setParent(this),this.updateInner([new mi(0,0,0,t.state.doc.length)],this.updateDeco(),0)}get root(){return this.view.root}get editorView(){return this.view}get length(){return this.view.state.doc.length}update(t){let e=t.changedRanges;0ethis.minWidthTo)?(this.minWidthFrom=t.changes.mapPos(this.minWidthFrom,1),this.minWidthTo=t.changes.mapPos(this.minWidthTo,1)):this.minWidth=0),this.view.inputState.composing<0?this.compositionDeco=Pe.none:t.transactions.length&&(this.compositionDeco=function(t,e){var i=t.observer.selectionRange,i=i.focusNode&&yi(i.focusNode,i.focusOffset,0);if(!i)return Pe.none;let n=t.docView.nearest(i),s,r,o=i;if(n instanceof Me){for(;n.parent instanceof Me;)n=n.parent;s=n.posAtStart,r=s+n.length,o=n.dom}else{if(!(n instanceof Fe))return Pe.none;{for(;o.parentNode!=n.dom;)o=o.parentNode;let t=o.previousSibling;for(;t&&!he.get(t);)t=t.previousSibling;s=r=t?he.get(t).posAtEnd:n.posAtStart}}let a=e.mapPos(s,1),l=Math.max(a,e.mapPos(r,-1)),h=i.nodeValue,{state:c}=t;if(l-a"pointerselection"==t.annotation(st.userEvent));return 0==this.dirty&&0==e.length&&!(12&t.flags)&&t.state.selection.main.from>=this.view.viewport.from&&t.state.selection.main.to<=this.view.viewport.to?(this.updateSelection(r,o),!1):(this.updateInner(e,a,t.startState.doc.length,r,o),!0)}updateInner(t,e,i,n=!1,s=!1){this.updateChildren(t,e,i),this.view.observer.ignore(()=>{this.dom.style.height=this.view.viewState.domHeight+"px",this.dom.style.minWidth=this.minWidth?this.minWidth+"px":"";var t=ke.chrome?{node:Jt(this.view.root).focusNode,written:!1}:void 0;this.sync(t),this.dirty=0,null!=t&&t.written&&(n=!0),this.updateSelection(n,s),this.dom.style.height=""})}updateChildren(e,i,t){let n=this.childCursor(t);for(let t=e.length-1;;t--){var s=0<=t?e[t]:null;if(!s)break;var{fromA:r,toA:o,fromB:a,toB:l}=s,{content:h,breakAtStart:c,openStart:d,openEnd:s}=Ue.build(this.view.state.doc,a,l,i),{i:a,off:l}=n.findPos(o,1),{i:o,off:r}=n.findPos(r,-1);this.replaceRange(o,r,a,l,h,c,d,s)}}replaceRange(e,i,n,s,r,o,a,l){let h=this.children[e],c=r.length?r[r.length-1]:null;var d=c?c.breakAfter:o;if(e!=n||o||d||!(r.length<2)||!h.merge(i,s,r.length?c:null,0==i,a,l)){let t=this.children[n];for(ss.node.insertBefore(t,s.node.childNodes[s.offset]||null)),s=r=new ae(t,0),e=!0}let o=this.view.observer.selectionRange;!(e||!o.focusNode||ke.gecko&&n.empty&&xi(o.focusNode,o.focusOffset))&&Xt(s.node,s.offset,o.anchorNode,o.anchorOffset)&&Xt(r.node,r.offset,o.focusNode,o.focusOffset)||(this.view.observer.ignore(()=>{let e=Jt(this.root);var t,i;if(n.empty)ke.gecko&&(!(t=xi(s.node,s.offset))||3==t||(i=yi(s.node,s.offset,1==t?1:-1))&&(s=new ae(i,1==t?0:i.nodeValue.length))),e.collapse(s.node,s.offset),null!=n.bidiLevel&&null!=o.cursorBidiLevel&&(o.cursorBidiLevel=n.bidiLevel);else if(e.extend)e.collapse(s.node,s.offset),e.extend(r.node,r.offset);else{let t=document.createRange();n.anchor>n.head&&([s,r]=[r,s]),t.setEnd(r.node,r.offset),t.setStart(s.node,s.offset),e.removeAllRanges(),e.addRange(t)}}),this.view.observer.setSelectionRange(s,r)),this.impreciseAnchor=s.precise?null:new ae(o.anchorNode,o.anchorOffset),this.impreciseHead=r.precise?null:new ae(o.focusNode,o.focusOffset)}}enforceCursorAssoc(){var t,e,i=this.view.state.selection.main;let n=Jt(this.root);i.empty&&i.assoc&&n.modify&&((e=Fe.find(this,i.head))&&(t=e.posAtStart,i.head!=t&&i.head!=t+e.length&&(t=this.coordsAt(i.head,-1),e=this.coordsAt(i.head,1),!t||!e||t.bottom>e.top||(e=this.domAtPos(i.head+i.assoc),n.collapse(e.node,e.offset),n.modify("move",i.assoc<0?"forward":"backward","lineboundary")))))}mayControlSelection(){return this.view.state.facet(ni)?this.root.activeElement==this.dom:Gt(this.dom,this.view.observer.selectionRange)}nearest(e){for(let t=e;t;){var i=he.get(t);if(i&&i.rootView==this)return i;t=t.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=r&&(s.push(t.dom.getBoundingClientRect().height),(l=t.dom.scrollWidth)>a&&(this.minWidth=a=l,this.minWidthFrom=i,this.minWidthTo=e)),i=e+t.breakAfter}return s}measureTextSize(){for(var t of this.children)if(t instanceof Fe){t=t.measureTextSize();if(t)return t}let e=document.createElement("div"),i,n;return e.className="cm-line",e.textContent="abc def ghi jkl mno pqr stu",this.view.observer.ignore(()=>{this.dom.appendChild(e);var t=Kt(e.firstChild)[0];i=e.getBoundingClientRect().height,n=t?t.width/27:7,e.remove()}),{lineHeight:i,charWidth:n}}childCursor(t=this.length){let e=this.children.length;return e&&(t-=this.children[--e].length),new de(this.children,t,e)}computeBlockGapDeco(){let i=[],n=this.view.viewState;for(let t=0,e=0;;e++){var s,r=e==n.viewports.length?null:n.viewports[e],o=r?r.from-1:this.length;if(o>t&&(s=n.lineAt(o,0).bottom-n.lineAt(t,0).top,i.push(Pe.replace({widget:new wi(s),block:!0,inclusive:!0}).range(t,o))),!r)break;t=r.to+1}return Pe.set(i)}updateDeco(){return this.decorations=[this.computeBlockGapDeco(),this.view.viewState.lineGapDeco,this.compositionDeco,...this.view.state.facet(fi),...this.view.pluginField(ri.decorations)]}scrollPosIntoView(t,s){var r,o,a,s=this.coordsAt(t,s);if(s){let t=0,e=0,i=0,n=0;for(var l of this.view.pluginField(ri.scrollMargins))l&&({left:r,right:o,top:a,bottom:l}=l,null!=r&&(t=Math.max(t,r)),null!=o&&(e=Math.max(e,o)),null!=a&&(i=Math.max(i,a)),null!=l&&(n=Math.max(n,l)));!function(t,r){let e=t.ownerDocument,o=e.defaultView;for(let s=t.parentNode;s;)if(1==s.nodeType){let t,e=s==document.body;if(e)t={left:0,right:(l=o).innerWidth,top:0,bottom:l.innerHeight};else{if(s.scrollHeight<=s.clientHeight&&s.scrollWidth<=s.clientWidth){s=s.parentNode;continue}l=s.getBoundingClientRect();t={left:l.left,right:l.left+s.clientWidth,top:l.top,bottom:l.top+s.clientHeight}}let i=0,n=0;var a;if(r.topt.bottom&&(n=r.bottom-t.bottom+5),r.leftt.right&&(i=r.right-t.right+5),(i||n)&&(e?o.scrollBy(i,n):(n&&(a=s.scrollTop,s.scrollTop+=n,n=s.scrollTop-a),i&&(a=s.scrollLeft,s.scrollLeft+=i,i=s.scrollLeft-a),r={left:r.left-i,top:r.top-n,right:r.right-i,bottom:r.bottom-n})),e)break;s=s.assignedSlot||s.parentNode}else{if(11!=s.nodeType)break;s=s.host}var l}(this.dom,{left:s.left-t,top:s.top-i,right:s.right+e,bottom:s.bottom+n})}}}class wi extends Ee{constructor(t){super(),this.height=t}toDOM(){var t=document.createElement("div");return this.updateDOM(t),t}eq(t){return t.height==this.height}updateDOM(t){return t.style.height=this.height+"px",!0}get estimatedHeight(){return this.height}}class bi extends Ee{constructor(t,e){super(),this.top=t,this.text=e}eq(t){return this.top==t.top&&this.text==t.text}toDOM(){return this.top}ignoreEvent(){return!1}get customView(){return Le}}function yi(t,e,i){for(;;){if(3==t.nodeType)return t;if(1==t.nodeType&&0=i){if(o.level==n)return t;(r<0||(0!=s?s<0?o.fromi:e[r].level>o.level))&&(r=t)}}if(r<0)throw new RangeError("Index out of range");return r}}const Ei=[];function Vi(o,t){var s,a=o.length,l=t==Ai?1:2,h=t==Ai?2:1;if(!o||1==l&&!zi.test(o))return Pi(a);for(let e=0,i=l,n=l;ep;){for(var g=t,v=2!=Ei[--t];t>p&&v==(2!=Ei[t-1]);)t--;i.push(new Bi(t,g,v?2:1))}else i.push(new Bi(p,e,0))}else for(let t=0;te.top+1}function Ii(t,e){return et.bottom?{top:t.top,left:t.left,right:t.right,bottom:e}:t}function Wi(t,n,s){let r,o,a,l,h,c,d,u;for(let i=t.firstChild;i;i=i.nextSibling){var f=Kt(i);for(let e=0;eg?m.left-g:Math.max(0,g-m.right)),m=(g=s,(m=t).top>g?m.top-g:Math.max(0,g-m.bottom));if(0==p&&0==m)return(3==i.nodeType?Fi:Wi)(i,n,s);(!r||l>m||l==m&&a>p)&&(r=i,o=t,a=p,l=m),0==p?s>t.bottom&&(!d||d.bottomt.top)&&(c=i,u=t):d&&Ni(d,t)?d=ji(d,t.bottom):u&&Ni(u,t)&&(u=Ii(u,t.top))}}var g,m;if(d&&d.bottom>=s?(r=h,o=d):u&&u.top<=s&&(r=c,o=u),!r)return{node:t,offset:0};var e=Math.max(o.left,Math.min(o.right,n));return 3==r.nodeType?Fi(r,e,s):a||"true"!=r.contentEditable?{node:t,offset:Array.prototype.indexOf.call(t.childNodes,r)+(n>=(o.left+o.right)/2?1:0)}:Wi(r,e,s)}function Fi(n,s,e){var t=n.nodeValue.length;let r=-1,o=1e9,a=0;for(let i=0;ie?h.top-e:e-h.bottom)-1;if(h.left-1<=s&&h.right+1>=s&&c=(h.left+h.right)/2,e=t;if((ke.chrome||ke.gecko)&&oe(n,i).getBoundingClientRect().left==h.right&&(e=!t),c<=0)return{node:n,offset:i+(e?1:0)};r=i+(e?1:0),o=c}}}}return{node:n,offset:-1i||r.bottomi?-1:1,i=Math.min(r.bottom-o,Math.max(r.top+o,i)),t)return-1;t=!0}if(r.type==Ve.Text)break;i=0e.viewport.to)return e.viewport.to==e.state.doc.length?e.state.doc.length:null;t=Math.max(s.left+1,Math.min(s.right-1,t));let h=e.root,c=h.elementFromPoint(t,i),d,u=-1;return!c||!e.contentDOM.contains(c)||e.docView.nearest(c)instanceof He||(h.caretPositionFromPoint?(a=h.caretPositionFromPoint(t,i))&&({offsetNode:d,offset:u}=a):!h.caretRangeFromPoint||(a=h.caretRangeFromPoint(t,i))&&({startContainer:d,startOffset:u}=a,ke.safari&&function(e,t,i){let n;if(3!=e.nodeType||t!=(n=e.nodeValue.length))return!1;for(let t=e.nextSibling;t;t=e.nextSibling)if(1!=t.nodeType||"BR"!=t.nodeName)return!1;return oe(e,n-1,n).getBoundingClientRect().left>i}(d,u,t)&&(d=void 0))),d&&e.docView.dom.contains(d)||(l=Fe.find(e.docView,l),{node:d,offset:u}=Wi(l.dom,t,i)),e.docView.posFromDOM(d,u)}function Ji(s,t,r,o){let a=s.state.doc.lineAt(t.head),l=s.bidiSpans(a);for(let i=t,n=null;;){let t=function(t,e,i,n,s){let r=n.head-t.from,o=-1;if(0==r){if(!s||!t.length)return null;e[0].level!=i&&(r=e[0].side(!1,i),o=0)}else if(r==t.length){if(s)return null;let t=e[e.length-1];t.level!=i&&(r=t.side(!0,i),o=e.length-1)}o<0&&(o=Bi.find(e,r,null!==(l=n.bidiLevel)&&void 0!==l?l:-1,n.assoc));let a=e[o];r==a.side(s,i)&&(a=e[o+=s?1:-1],r=a.side(!s,i));var l=s==(a.dir==i),n=S(t.text,r,l);if(Ri=t.text.slice(Math.min(r,n),Math.max(r,n)),n!=a.side(s,i))return D.cursor(n+t.from,l?-1:1,a.level);let h=o==(s?e.length-1:0)?null:e[o+(s?1:-1)];return h||a.level==i?h&&h.level>1;for(let t=r<0?o.top:o.bottom,e=0;e<50;e+=10){var d=qi(i,{x:h,y:t+(c+e)*r},r);if(null==d)break;if(d!=s)return D.cursor(d,void 0,void 0,l)}}let{doc:u}=i.state,f=u.lineAt(s),p=i.state.tabSize,m=t.goalColumn,g=0;if(null==m){for(const x=u.iterRange(f.from,s);!x.next().done;)g=M(x.value,g,p);m=g*i.defaultCharacterWidth}else g=Math.round(m/i.defaultCharacterWidth);if(r<0&&0==f.from)return D.cursor(0);if(0=g&&!k.next().done;){var{offset:b,leftOver:y}=function(e,i,n,s){for(let t=0;t