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i}(t,t.next).map((e=>(null==t.inline?t.inline=e.isInline:t.inline!=e.isInline&&t.err("Mixing inline and block content"),{type:"name",value:e})));return t.pos++,1==e.length?e[0]:{type:"choice",exprs:e}}t.err("Unexpected token '"+t.next+"'")}(t);for(;;)if(t.eat("+"))e={type:"plus",expr:e};else if(t.eat("*"))e={type:"star",expr:e};else if(t.eat("?"))e={type:"opt",expr:e};else{if(!t.eat("{"))break;e=Jt(t,e)}return e}function qt(t){/\D/.test(t.next)&&t.err("Expected number, got '"+t.next+"'");let e=Number(t.next);return t.pos++,e}function Jt(t,e){let n=qt(t),r=n;return t.eat(",")&&(r="}"!=t.next?qt(t):-1),t.eat("}")||t.err("Unclosed braced range"),{type:"range",min:n,max:r,expr:e}}function Kt(t,e){return e-t}function Ht(t,e){let n=[];return function e(r){let i=t[r];if(1==i.length&&!i[0].term)return e(i[0].to);n.push(r);for(let t=0;t-1}allowsMarks(t){if(null==this.markSet)return!0;for(let e=0;er[e]=new t(e,n,i)));let i=n.spec.topNode||"doc";if(!r[i])throw new RangeError("Schema is missing its top node type ('"+i+"')");if(!r.text)throw new RangeError("Every schema needs a 'text' type");for(let t in r.text.attrs)throw new RangeError("The text node type should not have attributes");return r}};class Xt{constructor(t){this.hasDefault=Object.prototype.hasOwnProperty.call(t,"default"),this.default=t.default}get isRequired(){return!this.hasDefault}}class Qt{constructor(t,e,n,r){this.name=t,this.rank=e,this.schema=n,this.spec=r,this.attrs=Gt(r.attrs),this.excluded=null;let i=Yt(this.attrs);this.instance=i?new gt(this,i):null}create(t=null){return!t&&this.instance?this.instance:new gt(this,Ut(this.attrs,t))}static compile(t,e){let n=Object.create(null),r=0;return t.forEach(((t,i)=>n[t]=new Qt(t,r++,e,i))),n}removeFromSet(t){for(var e=0;e-1}}class te{constructor(t){this.cached=Object.create(null);let e=this.spec={};for(let r in t)e[r]=t[r];e.nodes=ct.from(t.nodes),e.marks=ct.from(t.marks||{}),this.nodes=Zt.compile(this.spec.nodes,this),this.marks=Qt.compile(this.spec.marks,this);let n=Object.create(null);for(let r in this.nodes){if(r in this.marks)throw new RangeError(r+" can not be both a node and a mark");let t=this.nodes[r],e=t.spec.content||"",i=t.spec.marks;t.contentMatch=n[e]||(n[e]=jt.parse(e,this.nodes)),t.inlineContent=t.contentMatch.inlineContent,t.markSet="_"==i?null:i?ee(this,i.split(" ")):""!=i&&t.inlineContent?null:[]}for(let r in this.marks){let t=this.marks[r],e=t.spec.excludes;t.excluded=null==e?[t]:""==e?[]:ee(this,e.split(" "))}this.nodeFromJSON=this.nodeFromJSON.bind(this),this.markFromJSON=this.markFromJSON.bind(this),this.topNodeType=this.nodes[this.spec.topNode||"doc"],this.cached.wrappings=Object.create(null)}node(t,e=null,n,r){if("string"==typeof t)t=this.nodeType(t);else{if(!(t instanceof Zt))throw new RangeError("Invalid node type: "+t);if(t.schema!=this)throw new RangeError("Node type from different schema used ("+t.name+")")}return t.createChecked(e,n,r)}text(t,e){let n=this.nodes.text;return new _t(n,n.defaultAttrs,t,gt.setFrom(e))}mark(t,e){return"string"==typeof t&&(t=this.marks[t]),t.create(e)}nodeFromJSON(t){return zt.fromJSON(this,t)}markFromJSON(t){return gt.fromJSON(this,t)}nodeType(t){let e=this.nodes[t];if(!e)throw new RangeError("Unknown node type: "+t);return e}}function ee(t,e){let n=[];for(let r=0;r-1)&&n.push(s=r)}if(!s)throw new SyntaxError("Unknown mark type: '"+e[r]+"'")}return n}class ne{constructor(t,e){this.schema=t,this.rules=e,this.tags=[],this.styles=[],e.forEach((t=>{t.tag?this.tags.push(t):t.style&&this.styles.push(t)})),this.normalizeLists=!this.tags.some((e=>{if(!/^(ul|ol)\b/.test(e.tag)||!e.node)return!1;let n=t.nodes[e.node];return n.contentMatch.matchType(n)}))}parse(t,e={}){let n=new ae(this,e,!1);return n.addAll(t,e.from,e.to),n.finish()}parseSlice(t,e={}){let n=new ae(this,e,!0);return n.addAll(t,e.from,e.to),vt.maxOpen(n.finish())}matchTag(t,e,n){for(let r=n?this.tags.indexOf(n)+1:0;rt.length&&(61!=o.charCodeAt(t.length)||o.slice(t.length+1)!=e))){if(r.getAttrs){let t=r.getAttrs(e);if(!1===t)continue;r.attrs=t||void 0}return r}}}static schemaRules(t){let e=[];function n(t){let n=null==t.priority?50:t.priority,r=0;for(;r{n(t=he(t)),t.mark||t.ignore||t.clearMark||(t.mark=r)}))}for(let r in t.nodes){let e=t.nodes[r].spec.parseDOM;e&&e.forEach((t=>{n(t=he(t)),t.node||t.ignore||t.mark||(t.node=r)}))}return e}static fromSchema(t){return t.cached.domParser||(t.cached.domParser=new ne(t,ne.schemaRules(t)))}}const re={address:!0,article:!0,aside:!0,blockquote:!0,canvas:!0,dd:!0,div:!0,dl:!0,fieldset:!0,figcaption:!0,figure:!0,footer:!0,form:!0,h1:!0,h2:!0,h3:!0,h4:!0,h5:!0,h6:!0,header:!0,hgroup:!0,hr:!0,li:!0,noscript:!0,ol:!0,output:!0,p:!0,pre:!0,section:!0,table:!0,tfoot:!0,ul:!0},ie={head:!0,noscript:!0,object:!0,script:!0,style:!0,title:!0},oe={ol:!0,ul:!0};function se(t,e,n){return null!=e?(e?1:0)|("full"===e?2:0):t&&"pre"==t.whitespace?3:-5&n}class le{constructor(t,e,n,r,i,o,s){this.type=t,this.attrs=e,this.marks=n,this.pendingMarks=r,this.solid=i,this.options=s,this.content=[],this.activeMarks=gt.none,this.stashMarks=[],this.match=o||(4&s?null:t.contentMatch)}findWrapping(t){if(!this.match){if(!this.type)return[];let e=this.type.contentMatch.fillBefore(dt.from(t));if(!e){let e,n=this.type.contentMatch;return(e=n.findWrapping(t.type))?(this.match=n,e):null}this.match=this.type.contentMatch.matchFragment(e)}return this.match.findWrapping(t.type)}finish(t){if(!(1&this.options)){let t,e=this.content[this.content.length-1];if(e&&e.isText&&(t=/[ \t\r\n\u000c]+$/.exec(e.text))){let n=e;e.text.length==t[0].length?this.content.pop():this.content[this.content.length-1]=n.withText(n.text.slice(0,n.text.length-t[0].length))}}let e=dt.from(this.content);return!t&&this.match&&(e=e.append(this.match.fillBefore(dt.empty,!0))),this.type?this.type.create(this.attrs,e,this.marks):e}popFromStashMark(t){for(let e=this.stashMarks.length-1;e>=0;e--)if(t.eq(this.stashMarks[e]))return this.stashMarks.splice(e,1)[0]}applyPending(t){for(let e=0,n=this.pendingMarks;ethis.addAll(t))),e&&this.sync(n),this.needsBlock=o}else this.withStyleRules(t,(()=>{this.addElementByRule(t,i,!1===i.consuming?n:void 0)}))}leafFallback(t){"BR"==t.nodeName&&this.top.type&&this.top.type.inlineContent&&this.addTextNode(t.ownerDocument.createTextNode("\n"))}ignoreFallback(t){"BR"!=t.nodeName||this.top.type&&this.top.type.inlineContent||this.findPlace(this.parser.schema.text("-"))}readStyles(t){let e=gt.none,n=gt.none;for(let r=0;r{o.clearMark(t)&&(n=t.addToSet(n))})):e=this.parser.schema.marks[o.mark].create(o.attrs).addToSet(e),!1!==o.consuming)break;i=o}return[e,n]}addElementByRule(t,e,n){let r,i,o;if(e.node)i=this.parser.schema.nodes[e.node],i.isLeaf?this.insertNode(i.create(e.attrs))||this.leafFallback(t):r=this.enter(i,e.attrs||null,e.preserveWhitespace);else{o=this.parser.schema.marks[e.mark].create(e.attrs),this.addPendingMark(o)}let s=this.top;if(i&&i.isLeaf)this.findInside(t);else if(n)this.addElement(t,n);else if(e.getContent)this.findInside(t),e.getContent(t,this.parser.schema).forEach((t=>this.insertNode(t)));else{let n=t;"string"==typeof e.contentElement?n=t.querySelector(e.contentElement):"function"==typeof e.contentElement?n=e.contentElement(t):e.contentElement&&(n=e.contentElement),this.findAround(t,n,!0),this.addAll(n)}r&&this.sync(s)&&this.open--,o&&this.removePendingMark(o,s)}addAll(t,e,n){let r=e||0;for(let i=e?t.childNodes[e]:t.firstChild,o=null==n?null:t.childNodes[n];i!=o;i=i.nextSibling,++r)this.findAtPoint(t,r),this.addDOM(i);this.findAtPoint(t,r)}findPlace(t){let e,n;for(let r=this.open;r>=0;r--){let i=this.nodes[r],o=i.findWrapping(t);if(o&&(!e||e.length>o.length)&&(e=o,n=i,!o.length))break;if(i.solid)break}if(!e)return!1;this.sync(n);for(let r=0;rthis.open){for(;e>this.open;e--)this.nodes[e-1].content.push(this.nodes[e].finish(t));this.nodes.length=this.open+1}}finish(){return this.open=0,this.closeExtra(this.isOpen),this.nodes[0].finish(this.isOpen||this.options.topOpen)}sync(t){for(let e=this.open;e>=0;e--)if(this.nodes[e]==t)return this.open=e,!0;return!1}get currentPos(){this.closeExtra();let t=0;for(let e=this.open;e>=0;e--){let n=this.nodes[e].content;for(let e=n.length-1;e>=0;e--)t+=n[e].nodeSize;e&&t++}return t}findAtPoint(t,e){if(this.find)for(let n=0;n-1)return t.split(/\s*\|\s*/).some(this.matchesContext,this);let e=t.split("/"),n=this.options.context,r=!(this.isOpen||n&&n.parent.type!=this.nodes[0].type),i=-(n?n.depth+1:0)+(r?0:1),o=(t,s)=>{for(;t>=0;t--){let l=e[t];if(""==l){if(t==e.length-1||0==t)continue;for(;s>=i;s--)if(o(t-1,s))return!0;return!1}{let t=s>0||0==s&&r?this.nodes[s].type:n&&s>=i?n.node(s-i).type:null;if(!t||t.name!=l&&-1==t.groups.indexOf(l))return!1;s--}}return!0};return o(e.length-1,this.open)}textblockFromContext(){let t=this.options.context;if(t)for(let e=t.depth;e>=0;e--){let n=t.node(e).contentMatchAt(t.indexAfter(e)).defaultType;if(n&&n.isTextblock&&n.defaultAttrs)return n}for(let e in this.parser.schema.nodes){let t=this.parser.schema.nodes[e];if(t.isTextblock&&t.defaultAttrs)return t}}addPendingMark(t){let e=function(t,e){for(let n=0;n=0;n--){let r=this.nodes[n];if(r.pendingMarks.lastIndexOf(t)>-1)r.pendingMarks=t.removeFromSet(r.pendingMarks);else{r.activeMarks=t.removeFromSet(r.activeMarks);let e=r.popFromStashMark(t);e&&r.type&&r.type.allowsMarkType(e.type)&&(r.activeMarks=e.addToSet(r.activeMarks))}if(r==e)break}}}function ce(t,e){return(t.matches||t.msMatchesSelector||t.webkitMatchesSelector||t.mozMatchesSelector).call(t,e)}function he(t){let e={};for(let n in t)e[n]=t[n];return e}function ue(t,e){let n=e.schema.nodes;for(let r in n){let i=n[r];if(!i.allowsMarkType(t))continue;let o=[],s=t=>{o.push(t);for(let n=0;n{if(i.length||t.marks.length){let n=0,o=0;for(;n=0;r--){let i=this.serializeMark(t.marks[r],t.isInline,e);i&&((i.contentDOM||i.dom).appendChild(n),n=i.dom)}return n}serializeMark(t,e,n={}){let r=this.marks[t.type.name];return r&&de.renderSpec(pe(n),r(t,e))}static renderSpec(t,e,n=null){if("string"==typeof e)return{dom:t.createTextNode(e)};if(null!=e.nodeType)return{dom:e};if(e.dom&&null!=e.dom.nodeType)return e;let r,i=e[0],o=i.indexOf(" ");o>0&&(n=i.slice(0,o),i=i.slice(o+1));let s=n?t.createElementNS(n,i):t.createElement(i),l=e[1],a=1;if(l&&"object"==typeof l&&null==l.nodeType&&!Array.isArray(l)){a=2;for(let t in l)if(null!=l[t]){let e=t.indexOf(" ");e>0?s.setAttributeNS(t.slice(0,e),t.slice(e+1),l[t]):s.setAttribute(t,l[t])}}for(let c=a;ca)throw new RangeError("Content hole must be the only child of its parent node");return{dom:s,contentDOM:s}}{let{dom:e,contentDOM:o}=de.renderSpec(t,i,n);if(s.appendChild(e),o){if(r)throw new RangeError("Multiple content holes");r=o}}}return{dom:s,contentDOM:r}}static fromSchema(t){return t.cached.domSerializer||(t.cached.domSerializer=new de(this.nodesFromSchema(t),this.marksFromSchema(t)))}static nodesFromSchema(t){let e=fe(t.nodes);return e.text||(e.text=t=>t.text),e}static marksFromSchema(t){return fe(t.marks)}}function fe(t){let e={};for(let n in t){let r=t[n].spec.toDOM;r&&(e[n]=r)}return e}function pe(t){return t.document||window.document}const me=Math.pow(2,16);function ge(t){return 65535&t}class ye{constructor(t,e,n){this.pos=t,this.delInfo=e,this.recover=n}get deleted(){return(8&this.delInfo)>0}get deletedBefore(){return(5&this.delInfo)>0}get deletedAfter(){return(6&this.delInfo)>0}get deletedAcross(){return(4&this.delInfo)>0}}class ve{constructor(t,e=!1){if(this.ranges=t,this.inverted=e,!t.length&&ve.empty)return ve.empty}recover(t){let e=0,n=ge(t);if(!this.inverted)for(let r=0;rt)break;let a=this.ranges[s+i],c=this.ranges[s+o],h=l+a;if(t<=h){let i=l+r+((a?t==l?-1:t==h?1:e:e)<0?0:c);if(n)return i;let o=t==(e<0?l:h)?null:s/3+(t-l)*me,u=t==l?2:t==h?1:4;return(e<0?t!=l:t!=h)&&(u|=8),new ye(i,u,o)}r+=c-a}return n?t+r:new ye(t+r,0,null)}touches(t,e){let n=0,r=ge(e),i=this.inverted?2:1,o=this.inverted?1:2;for(let s=0;st)break;let l=this.ranges[s+i];if(t<=e+l&&s==3*r)return!0;n+=this.ranges[s+o]-l}return!1}forEach(t){let e=this.inverted?2:1,n=this.inverted?1:2;for(let r=0,i=0;r=0;e--){let r=t.getMirror(e);this.appendMap(t.maps[e].invert(),null!=r&&r>e?n-r-1:void 0)}}invert(){let t=new we;return t.appendMappingInverted(this),t}map(t,e=1){if(this.mirror)return this._map(t,e,!0);for(let n=this.from;ni&&et.isAtom&&e.type.allowsMarkType(this.mark.type)?t.mark(this.mark.addToSet(t.marks)):t),r),e.openStart,e.openEnd);return Se.fromReplace(t,this.from,this.to,i)}invert(){return new Oe(this.from,this.to,this.mark)}map(t){let e=t.mapResult(this.from,1),n=t.mapResult(this.to,-1);return e.deleted&&n.deleted||e.pos>=n.pos?null:new Me(e.pos,n.pos,this.mark)}merge(t){return t instanceof Me&&t.mark.eq(this.mark)&&this.from<=t.to&&this.to>=t.from?new Me(Math.min(this.from,t.from),Math.max(this.to,t.to),this.mark):null}toJSON(){return{stepType:"addMark",mark:this.mark.toJSON(),from:this.from,to:this.to}}static fromJSON(t,e){if("number"!=typeof e.from||"number"!=typeof e.to)throw new RangeError("Invalid input for AddMarkStep.fromJSON");return new Me(e.from,e.to,t.markFromJSON(e.mark))}}xe.jsonID("addMark",Me);class Oe extends xe{constructor(t,e,n){super(),this.from=t,this.to=e,this.mark=n}apply(t){let e=t.slice(this.from,this.to),n=new vt(ke(e.content,(t=>t.mark(this.mark.removeFromSet(t.marks))),t),e.openStart,e.openEnd);return Se.fromReplace(t,this.from,this.to,n)}invert(){return new Me(this.from,this.to,this.mark)}map(t){let e=t.mapResult(this.from,1),n=t.mapResult(this.to,-1);return e.deleted&&n.deleted||e.pos>=n.pos?null:new Oe(e.pos,n.pos,this.mark)}merge(t){return t instanceof Oe&&t.mark.eq(this.mark)&&this.from<=t.to&&this.to>=t.from?new Oe(Math.min(this.from,t.from),Math.max(this.to,t.to),this.mark):null}toJSON(){return{stepType:"removeMark",mark:this.mark.toJSON(),from:this.from,to:this.to}}static fromJSON(t,e){if("number"!=typeof e.from||"number"!=typeof e.to)throw new RangeError("Invalid input for RemoveMarkStep.fromJSON");return new Oe(e.from,e.to,t.markFromJSON(e.mark))}}xe.jsonID("removeMark",Oe);class Ce extends xe{constructor(t,e){super(),this.pos=t,this.mark=e}apply(t){let e=t.nodeAt(this.pos);if(!e)return Se.fail("No node at mark step's position");let n=e.type.create(e.attrs,null,this.mark.addToSet(e.marks));return Se.fromReplace(t,this.pos,this.pos+1,new vt(dt.from(n),0,e.isLeaf?0:1))}invert(t){let e=t.nodeAt(this.pos);if(e){let t=this.mark.addToSet(e.marks);if(t.length==e.marks.length){for(let n=0;nn.pos?null:new Te(e.pos,n.pos,r,i,this.slice,this.insert,this.structure)}toJSON(){let t={stepType:"replaceAround",from:this.from,to:this.to,gapFrom:this.gapFrom,gapTo:this.gapTo,insert:this.insert};return this.slice.size&&(t.slice=this.slice.toJSON()),this.structure&&(t.structure=!0),t}static fromJSON(t,e){if("number"!=typeof e.from||"number"!=typeof e.to||"number"!=typeof e.gapFrom||"number"!=typeof e.gapTo||"number"!=typeof e.insert)throw new RangeError("Invalid input for ReplaceAroundStep.fromJSON");return new Te(e.from,e.to,e.gapFrom,e.gapTo,vt.fromJSON(t,e.slice),e.insert,!!e.structure)}}function Ae(t,e,n){let r=t.resolve(e),i=n-e,o=r.depth;for(;i>0&&o>0&&r.indexAfter(o)==r.node(o).childCount;)o--,i--;if(i>0){let t=r.node(o).maybeChild(r.indexAfter(o));for(;i>0;){if(!t||t.isLeaf)return!0;t=t.firstChild,i--}}return!1}function Ee(t,e,n){return(0==e||t.canReplace(e,t.childCount))&&(n==t.childCount||t.canReplace(0,n))}function $e(t){let e=t.parent.content.cutByIndex(t.startIndex,t.endIndex);for(let n=t.depth;;--n){let r=t.$from.node(n),i=t.$from.index(n),o=t.$to.indexAfter(n);if(no;c--,h--){let t=i.node(c),e=i.index(c);if(t.type.spec.isolating)return!1;let n=t.content.cutByIndex(e,t.childCount),o=r&&r[h+1];o&&(n=n.replaceChild(0,o.type.create(o.attrs)));let s=r&&r[h]||t;if(!t.canReplace(e+1,t.childCount)||!s.type.validContent(n))return!1}let l=i.indexAfter(o),a=r&&r[0];return i.node(o).canReplaceWith(l,l,a?a.type:i.node(o+1).type)}function ze(t,e){let n=t.resolve(e),r=n.index();return i=n.nodeBefore,o=n.nodeAfter,!(!i||!o||i.isLeaf||!i.canAppend(o))&&n.parent.canReplace(r,r+1);var i,o}function _e(t,e,n=e,r=vt.empty){if(e==n&&!r.size)return null;let i=t.resolve(e),o=t.resolve(n);return Be(i,o,r)?new Ne(e,n,r):new je(i,o,r).fit()}function Be(t,e,n){return!n.openStart&&!n.openEnd&&t.start()==e.start()&&t.parent.canReplace(t.index(),e.index(),n.content)}xe.jsonID("replaceAround",Te);class je{constructor(t,e,n){this.$from=t,this.$to=e,this.unplaced=n,this.frontier=[],this.placed=dt.empty;for(let r=0;r<=t.depth;r++){let e=t.node(r);this.frontier.push({type:e.type,match:e.contentMatchAt(t.indexAfter(r))})}for(let r=t.depth;r>0;r--)this.placed=dt.from(t.node(r).copy(this.placed))}get depth(){return this.frontier.length-1}fit(){for(;this.unplaced.size;){let t=this.findFittable();t?this.placeNodes(t):this.openMore()||this.dropNode()}let t=this.mustMoveInline(),e=this.placed.size-this.depth-this.$from.depth,n=this.$from,r=this.close(t<0?this.$to:n.doc.resolve(t));if(!r)return null;let i=this.placed,o=n.depth,s=r.depth;for(;o&&s&&1==i.childCount;)i=i.firstChild.content,o--,s--;let l=new vt(i,o,s);return t>-1?new Te(n.pos,t,this.$to.pos,this.$to.end(),l,e):l.size||n.pos!=this.$to.pos?new Ne(n.pos,r.pos,l):null}findFittable(){let t=this.unplaced.openStart;for(let e=this.unplaced.content,n=0,r=this.unplaced.openEnd;n1&&(r=0),i.type.spec.isolating&&r<=n){t=n;break}e=i.content}for(let e=1;e<=2;e++)for(let n=1==e?t:this.unplaced.openStart;n>=0;n--){let t,r=null;n?(r=Le(this.unplaced.content,n-1).firstChild,t=r.content):t=this.unplaced.content;let i=t.firstChild;for(let o=this.depth;o>=0;o--){let t,{type:s,match:l}=this.frontier[o],a=null;if(1==e&&(i?l.matchType(i.type)||(a=l.fillBefore(dt.from(i),!1)):r&&s.compatibleContent(r.type)))return{sliceDepth:n,frontierDepth:o,parent:r,inject:a};if(2==e&&i&&(t=l.findWrapping(i.type)))return{sliceDepth:n,frontierDepth:o,parent:r,wrap:t};if(r&&l.matchType(r.type))break}}}openMore(){let{content:t,openStart:e,openEnd:n}=this.unplaced,r=Le(t,e);return!(!r.childCount||r.firstChild.isLeaf)&&(this.unplaced=new vt(t,e+1,Math.max(n,r.size+e>=t.size-n?e+1:0)),!0)}dropNode(){let{content:t,openStart:e,openEnd:n}=this.unplaced,r=Le(t,e);if(r.childCount<=1&&e>0){let i=t.size-e<=e+r.size;this.unplaced=new vt(Ve(t,e-1,1),e-1,i?e-1:n)}else this.unplaced=new vt(Ve(t,e,1),e,n)}placeNodes({sliceDepth:t,frontierDepth:e,parent:n,inject:r,wrap:i}){for(;this.depth>e;)this.closeFrontierNode();if(i)for(let p=0;p1||0==l||t.content.size)&&(h=e,c.push(We(t.mark(u.allowedMarks(t.marks)),1==a?l:0,a==s.childCount?d:-1)))}let f=a==s.childCount;f||(d=-1),this.placed=Fe(this.placed,e,dt.from(c)),this.frontier[e].match=h,f&&d<0&&n&&n.type==this.frontier[this.depth].type&&this.frontier.length>1&&this.closeFrontierNode();for(let p=0,m=s;p1&&r==this.$to.end(--n);)++r;return r}findCloseLevel(t){t:for(let e=Math.min(this.depth,t.depth);e>=0;e--){let{match:n,type:r}=this.frontier[e],i=e=0;n--){let{match:e,type:r}=this.frontier[n],i=qe(t,n,r,e,!0);if(!i||i.childCount)continue t}return{depth:e,fit:o,move:i?t.doc.resolve(t.after(e+1)):t}}}}close(t){let e=this.findCloseLevel(t);if(!e)return null;for(;this.depth>e.depth;)this.closeFrontierNode();e.fit.childCount&&(this.placed=Fe(this.placed,e.depth,e.fit)),t=e.move;for(let n=e.depth+1;n<=t.depth;n++){let e=t.node(n),r=e.type.contentMatch.fillBefore(e.content,!0,t.index(n));this.openFrontierNode(e.type,e.attrs,r)}return t}openFrontierNode(t,e=null,n){let r=this.frontier[this.depth];r.match=r.match.matchType(t),this.placed=Fe(this.placed,this.depth,dt.from(t.create(e,n))),this.frontier.push({type:t,match:t.contentMatch})}closeFrontierNode(){let t=this.frontier.pop().match.fillBefore(dt.empty,!0);t.childCount&&(this.placed=Fe(this.placed,this.frontier.length,t))}}function Ve(t,e,n){return 0==e?t.cutByIndex(n,t.childCount):t.replaceChild(0,t.firstChild.copy(Ve(t.firstChild.content,e-1,n)))}function Fe(t,e,n){return 0==e?t.append(n):t.replaceChild(t.childCount-1,t.lastChild.copy(Fe(t.lastChild.content,e-1,n)))}function Le(t,e){for(let n=0;n1&&(r=r.replaceChild(0,We(r.firstChild,e-1,1==r.childCount?n-1:0))),e>0&&(r=t.type.contentMatch.fillBefore(r).append(r),n<=0&&(r=r.append(t.type.contentMatch.matchFragment(r).fillBefore(dt.empty,!0)))),t.copy(r)}function qe(t,e,n,r,i){let o=t.node(e),s=i?t.indexAfter(e):t.index(e);if(s==o.childCount&&!n.compatibleContent(o.type))return null;let l=r.fillBefore(o.content,!0,s);return l&&!function(t,e,n){for(let r=n;rr){let e=i.contentMatchAt(0),n=e.fillBefore(t).append(t);t=n.append(e.matchFragment(n).fillBefore(dt.empty,!0))}return t}function He(t,e){let n=[];for(let r=Math.min(t.depth,e.depth);r>=0;r--){let i=t.start(r);if(ie.pos+(e.depth-r)||t.node(r).type.spec.isolating||e.node(r).type.spec.isolating)break;(i==e.start(r)||r==t.depth&&r==e.depth&&t.parent.inlineContent&&e.parent.inlineContent&&r&&e.start(r-1)==i-1)&&n.push(r)}return n}class Ye extends xe{constructor(t,e,n){super(),this.pos=t,this.attr=e,this.value=n}apply(t){let e=t.nodeAt(this.pos);if(!e)return Se.fail("No node at attribute step's position");let n=Object.create(null);for(let i in e.attrs)n[i]=e.attrs[i];n[this.attr]=this.value;let r=e.type.create(n,null,e.marks);return Se.fromReplace(t,this.pos,this.pos+1,new vt(dt.from(r),0,e.isLeaf?0:1))}getMap(){return ve.empty}invert(t){return new Ye(this.pos,this.attr,t.nodeAt(this.pos).attrs[this.attr])}map(t){let e=t.mapResult(this.pos,1);return e.deletedAfter?null:new Ye(e.pos,this.attr,this.value)}toJSON(){return{stepType:"attr",pos:this.pos,attr:this.attr,value:this.value}}static fromJSON(t,e){if("number"!=typeof e.pos||"string"!=typeof e.attr)throw new RangeError("Invalid input for AttrStep.fromJSON");return new Ye(e.pos,e.attr,e.value)}}xe.jsonID("attr",Ye);let Ue=class extends Error{};Ue=function t(e){let n=Error.call(this,e);return n.__proto__=t.prototype,n},(Ue.prototype=Object.create(Error.prototype)).constructor=Ue,Ue.prototype.name="TransformError";class Ge{constructor(t){this.doc=t,this.steps=[],this.docs=[],this.mapping=new we}get before(){return this.docs.length?this.docs[0]:this.doc}step(t){let e=this.maybeStep(t);if(e.failed)throw new Ue(e.failed);return this}maybeStep(t){let e=t.apply(this.doc);return e.failed||this.addStep(t,e.doc),e}get docChanged(){return this.steps.length>0}addStep(t,e){this.docs.push(this.doc),this.steps.push(t),this.mapping.appendMap(t.getMap()),this.doc=e}replace(t,e=t,n=vt.empty){let r=_e(this.doc,t,e,n);return r&&this.step(r),this}replaceWith(t,e,n){return this.replace(t,e,new vt(dt.from(n),0,0))}delete(t,e){return this.replace(t,e,vt.empty)}insert(t,e){return this.replaceWith(t,t,e)}replaceRange(t,e,n){return function(t,e,n,r){if(!r.size)return t.deleteRange(e,n);let i=t.doc.resolve(e),o=t.doc.resolve(n);if(Be(i,o,r))return t.step(new Ne(e,n,r));let s=He(i,t.doc.resolve(n));0==s[s.length-1]&&s.pop();let l=-(i.depth+1);s.unshift(l);for(let d=i.depth,f=i.pos-1;d>0;d--,f--){let t=i.node(d).type.spec;if(t.defining||t.definingAsContext||t.isolating)break;s.indexOf(d)>-1?l=d:i.before(d)==f&&s.splice(1,0,-d)}let a=s.indexOf(l),c=[],h=r.openStart;for(let d=r.content,f=0;;f++){let t=d.firstChild;if(c.push(t),f==r.openStart)break;d=t.content}for(let d=h-1;d>=0;d--){let t=c[d].type,e=Je(t);if(e&&i.node(a).type!=t)h=d;else if(e||!t.isTextblock)break}for(let d=r.openStart;d>=0;d--){let e=(d+h+1)%(r.openStart+1),l=c[e];if(l)for(let c=0;c=0&&(t.replace(e,n,r),!(t.steps.length>u));d--){let t=s[d];t<0||(e=i.before(t),n=o.after(t))}}(this,t,e,n),this}replaceRangeWith(t,e,n){return function(t,e,n,r){if(!r.isInline&&e==n&&t.doc.resolve(e).parent.content.size){let i=function(t,e,n){let r=t.resolve(e);if(r.parent.canReplaceWith(r.index(),r.index(),n))return e;if(0==r.parentOffset)for(let i=r.depth-1;i>=0;i--){let t=r.index(i);if(r.node(i).canReplaceWith(t,t,n))return r.before(i+1);if(t>0)return null}if(r.parentOffset==r.parent.content.size)for(let i=r.depth-1;i>=0;i--){let t=r.indexAfter(i);if(r.node(i).canReplaceWith(t,t,n))return r.after(i+1);if(t0&&(n||r.node(e-1).canReplace(r.index(e-1),i.indexAfter(e-1))))return t.delete(r.before(e),i.after(e))}for(let s=1;s<=r.depth&&s<=i.depth;s++)if(e-r.start(s)==r.depth-s&&n>r.end(s)&&i.end(s)-n!=i.depth-s)return t.delete(r.before(s),n);t.delete(e,n)}(this,t,e),this}lift(t,e){return function(t,e,n){let{$from:r,$to:i,depth:o}=e,s=r.before(o+1),l=i.after(o+1),a=s,c=l,h=dt.empty,u=0;for(let p=o,m=!1;p>n;p--)m||r.index(p)>0?(m=!0,h=dt.from(r.node(p).copy(h)),u++):a--;let d=dt.empty,f=0;for(let p=o,m=!1;p>n;p--)m||i.after(p+1)=0;s--){if(r.size){let t=n[s].type.contentMatch.matchFragment(r);if(!t||!t.validEnd)throw new RangeError("Wrapper type given to Transform.wrap does not form valid content of its parent wrapper")}r=dt.from(n[s].type.create(n[s].attrs,r))}let i=e.start,o=e.end;t.step(new Te(i,o,i,o,new vt(r,0,0),n.length,!0))}(this,t,e),this}setBlockType(t,e=t,n,r=null){return function(t,e,n,r,i){if(!r.isTextblock)throw new RangeError("Type given to setBlockType should be a textblock");let o=t.steps.length;t.doc.nodesBetween(e,n,((e,n)=>{if(e.isTextblock&&!e.hasMarkup(r,i)&&function(t,e,n){let r=t.resolve(e),i=r.index();return r.parent.canReplaceWith(i,i+1,n)}(t.doc,t.mapping.slice(o).map(n),r)){t.clearIncompatible(t.mapping.slice(o).map(n,1),r);let s=t.mapping.slice(o),l=s.map(n,1),a=s.map(n+e.nodeSize,1);return t.step(new Te(l,a,l+1,a-1,new vt(dt.from(r.create(i,null,e.marks)),0,0),1,!0)),!1}}))}(this,t,e,n,r),this}setNodeMarkup(t,e,n=null,r){return function(t,e,n,r,i){let o=t.doc.nodeAt(e);if(!o)throw new RangeError("No node at given position");n||(n=o.type);let s=n.create(r,null,i||o.marks);if(o.isLeaf)return t.replaceWith(e,e+o.nodeSize,s);if(!n.validContent(o.content))throw new RangeError("Invalid content for node type "+n.name);t.step(new Te(e,e+o.nodeSize,e+1,e+o.nodeSize-1,new vt(dt.from(s),0,0),1,!0))}(this,t,e,n,r),this}setNodeAttribute(t,e,n){return this.step(new Ye(t,e,n)),this}addNodeMark(t,e){return this.step(new Ce(t,e)),this}removeNodeMark(t,e){if(!(e instanceof gt)){let n=this.doc.nodeAt(t);if(!n)throw new RangeError("No node at position "+t);if(!(e=e.isInSet(n.marks)))return this}return this.step(new De(t,e)),this}split(t,e=1,n){return function(t,e,n=1,r){let i=t.doc.resolve(e),o=dt.empty,s=dt.empty;for(let l=i.depth,a=i.depth-n,c=n-1;l>a;l--,c--){o=dt.from(i.node(l).copy(o));let t=r&&r[c];s=dt.from(t?t.type.create(t.attrs,s):i.node(l).copy(s))}t.step(new Ne(e,e,new vt(o.append(s),n,n),!0))}(this,t,e,n),this}addMark(t,e,n){return function(t,e,n,r){let i,o,s=[],l=[];t.doc.nodesBetween(e,n,((t,a,c)=>{if(!t.isInline)return;let h=t.marks;if(!r.isInSet(h)&&c.type.allowsMarkType(r.type)){let c=Math.max(a,e),u=Math.min(a+t.nodeSize,n),d=r.addToSet(h);for(let t=0;tt.step(e))),l.forEach((e=>t.step(e)))}(this,t,e,n),this}removeMark(t,e,n){return function(t,e,n,r){let i=[],o=0;t.doc.nodesBetween(e,n,((t,s)=>{if(!t.isInline)return;o++;let l=null;if(r instanceof Qt){let e,n=t.marks;for(;e=r.isInSet(n);)(l||(l=[])).push(e),n=e.removeFromSet(n)}else r?r.isInSet(t.marks)&&(l=[r]):l=t.marks;if(l&&l.length){let r=Math.min(s+t.nodeSize,n);for(let t=0;tt.step(new Oe(e.from,e.to,e.style))))}(this,t,e,n),this}clearIncompatible(t,e,n){return function(t,e,n,r=n.contentMatch){let i=t.doc.nodeAt(e),o=[],s=e+1;for(let l=0;l=0;l--)t.step(o[l])}(this,t,e,n),this}}const Ze=Object.create(null);class Xe{constructor(t,e,n){this.$anchor=t,this.$head=e,this.ranges=n||[new Qe(t.min(e),t.max(e))]}get anchor(){return this.$anchor.pos}get head(){return this.$head.pos}get from(){return this.$from.pos}get to(){return this.$to.pos}get $from(){return this.ranges[0].$from}get $to(){return this.ranges[0].$to}get empty(){let t=this.ranges;for(let e=0;e=0;i--){let r=e<0?cn(t.node(0),t.node(i),t.before(i+1),t.index(i),e,n):cn(t.node(0),t.node(i),t.after(i+1),t.index(i)+1,e,n);if(r)return r}return null}static near(t,e=1){return this.findFrom(t,e)||this.findFrom(t,-e)||new ln(t.node(0))}static atStart(t){return cn(t,t,0,0,1)||new ln(t)}static atEnd(t){return cn(t,t,t.content.size,t.childCount,-1)||new ln(t)}static fromJSON(t,e){if(!e||!e.type)throw new RangeError("Invalid input for Selection.fromJSON");let n=Ze[e.type];if(!n)throw new RangeError(`No selection type ${e.type} defined`);return n.fromJSON(t,e)}static jsonID(t,e){if(t in Ze)throw new RangeError("Duplicate use of selection JSON ID "+t);return Ze[t]=e,e.prototype.jsonID=t,e}getBookmark(){return nn.between(this.$anchor,this.$head).getBookmark()}}Xe.prototype.visible=!0;class Qe{constructor(t,e){this.$from=t,this.$to=e}}let tn=!1;function en(t){tn||t.parent.inlineContent||(tn=!0,console.warn("TextSelection endpoint not pointing into a node with inline content ("+t.parent.type.name+")"))}class nn extends Xe{constructor(t,e=t){en(t),en(e),super(t,e)}get $cursor(){return this.$anchor.pos==this.$head.pos?this.$head:null}map(t,e){let n=t.resolve(e.map(this.head));if(!n.parent.inlineContent)return Xe.near(n);let r=t.resolve(e.map(this.anchor));return new nn(r.parent.inlineContent?r:n,n)}replace(t,e=vt.empty){if(super.replace(t,e),e==vt.empty){let e=this.$from.marksAcross(this.$to);e&&t.ensureMarks(e)}}eq(t){return t instanceof nn&&t.anchor==this.anchor&&t.head==this.head}getBookmark(){return new rn(this.anchor,this.head)}toJSON(){return{type:"text",anchor:this.anchor,head:this.head}}static fromJSON(t,e){if("number"!=typeof e.anchor||"number"!=typeof e.head)throw new RangeError("Invalid input for TextSelection.fromJSON");return new nn(t.resolve(e.anchor),t.resolve(e.head))}static create(t,e,n=e){let r=t.resolve(e);return new this(r,n==e?r:t.resolve(n))}static between(t,e,n){let r=t.pos-e.pos;if(n&&!r||(n=r>=0?1:-1),!e.parent.inlineContent){let t=Xe.findFrom(e,n,!0)||Xe.findFrom(e,-n,!0);if(!t)return Xe.near(e,n);e=t.$head}return t.parent.inlineContent||(0==r||(t=(Xe.findFrom(t,-n,!0)||Xe.findFrom(t,n,!0)).$anchor).posnew ln(t)};function cn(t,e,n,r,i,o=!1){if(e.inlineContent)return nn.create(t,n);for(let s=r-(i>0?0:1);i>0?s=0;s+=i){let r=e.child(s);if(r.isAtom){if(!o&&on.isSelectable(r))return on.create(t,n-(i<0?r.nodeSize:0))}else{let e=cn(t,r,n+i,i<0?r.childCount:0,i,o);if(e)return e}n+=r.nodeSize*i}return null}function hn(t,e,n){let r=t.steps.length-1;if(r{null==i&&(i=r)})),t.setSelection(Xe.near(t.doc.resolve(i),n)))}class un extends Ge{constructor(t){super(t.doc),this.curSelectionFor=0,this.updated=0,this.meta=Object.create(null),this.time=Date.now(),this.curSelection=t.selection,this.storedMarks=t.storedMarks}get selection(){return this.curSelectionFor0}setStoredMarks(t){return this.storedMarks=t,this.updated|=2,this}ensureMarks(t){return gt.sameSet(this.storedMarks||this.selection.$from.marks(),t)||this.setStoredMarks(t),this}addStoredMark(t){return this.ensureMarks(t.addToSet(this.storedMarks||this.selection.$head.marks()))}removeStoredMark(t){return this.ensureMarks(t.removeFromSet(this.storedMarks||this.selection.$head.marks()))}get storedMarksSet(){return(2&this.updated)>0}addStep(t,e){super.addStep(t,e),this.updated=-3&this.updated,this.storedMarks=null}setTime(t){return this.time=t,this}replaceSelection(t){return this.selection.replace(this,t),this}replaceSelectionWith(t,e=!0){let n=this.selection;return e&&(t=t.mark(this.storedMarks||(n.empty?n.$from.marks():n.$from.marksAcross(n.$to)||gt.none))),n.replaceWith(this,t),this}deleteSelection(){return this.selection.replace(this),this}insertText(t,e,n){let r=this.doc.type.schema;if(null==e)return t?this.replaceSelectionWith(r.text(t),!0):this.deleteSelection();{if(null==n&&(n=e),n=null==n?e:n,!t)return this.deleteRange(e,n);let i=this.storedMarks;if(!i){let t=this.doc.resolve(e);i=n==e?t.marks():t.marksAcross(this.doc.resolve(n))}return this.replaceRangeWith(e,n,r.text(t,i)),this.selection.empty||this.setSelection(Xe.near(this.selection.$to)),this}}setMeta(t,e){return this.meta["string"==typeof t?t:t.key]=e,this}getMeta(t){return this.meta["string"==typeof t?t:t.key]}get isGeneric(){for(let t in this.meta)return!1;return!0}scrollIntoView(){return this.updated|=4,this}get scrolledIntoView(){return(4&this.updated)>0}}function dn(t,e){return e&&t?t.bind(e):t}class fn{constructor(t,e,n){this.name=t,this.init=dn(e.init,n),this.apply=dn(e.apply,n)}}const pn=[new fn("doc",{init:t=>t.doc||t.schema.topNodeType.createAndFill(),apply:t=>t.doc}),new fn("selection",{init:(t,e)=>t.selection||Xe.atStart(e.doc),apply:t=>t.selection}),new fn("storedMarks",{init:t=>t.storedMarks||null,apply:(t,e,n,r)=>r.selection.$cursor?t.storedMarks:null}),new fn("scrollToSelection",{init:()=>0,apply:(t,e)=>t.scrolledIntoView?e+1:e})];class mn{constructor(t,e){this.schema=t,this.plugins=[],this.pluginsByKey=Object.create(null),this.fields=pn.slice(),e&&e.forEach((t=>{if(this.pluginsByKey[t.key])throw new RangeError("Adding different instances of a keyed plugin ("+t.key+")");this.plugins.push(t),this.pluginsByKey[t.key]=t,t.spec.state&&this.fields.push(new fn(t.key,t.spec.state,t))}))}}class gn{constructor(t){this.config=t}get schema(){return this.config.schema}get plugins(){return this.config.plugins}apply(t){return this.applyTransaction(t).state}filterTransaction(t,e=-1){for(let n=0;nt.toJSON()))),t&&"object"==typeof t)for(let n in t){if("doc"==n||"selection"==n)throw new RangeError("The JSON fields `doc` and `selection` are reserved");let r=t[n],i=r.spec.state;i&&i.toJSON&&(e[n]=i.toJSON.call(r,this[r.key]))}return e}static fromJSON(t,e,n){if(!e)throw new RangeError("Invalid input for EditorState.fromJSON");if(!t.schema)throw new RangeError("Required config field 'schema' missing");let r=new mn(t.schema,t.plugins),i=new gn(r);return r.fields.forEach((r=>{if("doc"==r.name)i.doc=zt.fromJSON(t.schema,e.doc);else if("selection"==r.name)i.selection=Xe.fromJSON(i.doc,e.selection);else if("storedMarks"==r.name)e.storedMarks&&(i.storedMarks=e.storedMarks.map(t.schema.markFromJSON));else{if(n)for(let o in n){let s=n[o],l=s.spec.state;if(s.key==r.name&&l&&l.fromJSON&&Object.prototype.hasOwnProperty.call(e,o))return void(i[r.name]=l.fromJSON.call(s,t,e[o],i))}i[r.name]=r.init(t,i)}})),i}}function yn(t,e,n){for(let r in t){let i=t[r];i instanceof Function?i=i.bind(e):"handleDOMEvents"==r&&(i=yn(i,e,{})),n[r]=i}return n}class vn{constructor(t){this.spec=t,this.props={},t.props&&yn(t.props,this,this.props),this.key=t.key?t.key.key:bn("plugin")}getState(t){return t[this.key]}}const wn=Object.create(null);function bn(t){return t in wn?t+"$"+ ++wn[t]:(wn[t]=0,t+"$")}class xn{constructor(t="key"){this.key=bn(t)}get(t){return t.config.pluginsByKey[this.key]}getState(t){return t[this.key]}}const Sn=function(t){for(var e=0;;e++)if(!(t=t.previousSibling))return e},kn=function(t){let e=t.assignedSlot||t.parentNode;return e&&11==e.nodeType?e.host:e};let Mn=null;const On=function(t,e,n){let r=Mn||(Mn=document.createRange());return r.setEnd(t,null==n?t.nodeValue.length:n),r.setStart(t,e||0),r},Cn=function(t,e,n,r){return n&&(Nn(t,e,n,r,-1)||Nn(t,e,n,r,1))},Dn=/^(img|br|input|textarea|hr)$/i;function Nn(t,e,n,r,i){for(;;){if(t==n&&e==r)return!0;if(e==(i<0?0:Tn(t))){let n=t.parentNode;if(!n||1!=n.nodeType||An(t)||Dn.test(t.nodeName)||"false"==t.contentEditable)return!1;e=Sn(t)+(i<0?0:1),t=n}else{if(1!=t.nodeType)return!1;if("false"==(t=t.childNodes[e+(i<0?-1:0)]).contentEditable)return!1;e=i<0?Tn(t):0}}}function Tn(t){return 3==t.nodeType?t.nodeValue.length:t.childNodes.length}function An(t){let e;for(let n=t;n&&!(e=n.pmViewDesc);n=n.parentNode);return e&&e.node&&e.node.isBlock&&(e.dom==t||e.contentDOM==t)}const En=function(t){return t.focusNode&&Cn(t.focusNode,t.focusOffset,t.anchorNode,t.anchorOffset)};function $n(t,e){let n=document.createEvent("Event");return n.initEvent("keydown",!0,!0),n.keyCode=t,n.key=n.code=e,n}const Pn="undefined"!=typeof navigator?navigator:null,In="undefined"!=typeof document?document:null,Rn=Pn&&Pn.userAgent||"",zn=/Edge\/(\d+)/.exec(Rn),_n=/MSIE \d/.exec(Rn),Bn=/Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(Rn),jn=!!(_n||Bn||zn),Vn=_n?document.documentMode:Bn?+Bn[1]:zn?+zn[1]:0,Fn=!jn&&/gecko\/(\d+)/i.test(Rn);Fn&&(/Firefox\/(\d+)/.exec(Rn)||[0,0])[1];const Ln=!jn&&/Chrome\/(\d+)/.exec(Rn),Wn=!!Ln,qn=Ln?+Ln[1]:0,Jn=!jn&&!!Pn&&/Apple Computer/.test(Pn.vendor),Kn=Jn&&(/Mobile\/\w+/.test(Rn)||!!Pn&&Pn.maxTouchPoints>2),Hn=Kn||!!Pn&&/Mac/.test(Pn.platform),Yn=!!Pn&&/Win/.test(Pn.platform),Un=/Android \d/.test(Rn),Gn=!!In&&"webkitFontSmoothing"in In.documentElement.style,Zn=Gn?+(/\bAppleWebKit\/(\d+)/.exec(navigator.userAgent)||[0,0])[1]:0;function Xn(t){return{left:0,right:t.documentElement.clientWidth,top:0,bottom:t.documentElement.clientHeight}}function Qn(t,e){return"number"==typeof t?t:t[e]}function tr(t){let e=t.getBoundingClientRect(),n=e.width/t.offsetWidth||1,r=e.height/t.offsetHeight||1;return{left:e.left,right:e.left+t.clientWidth*n,top:e.top,bottom:e.top+t.clientHeight*r}}function er(t,e,n){let r=t.someProp("scrollThreshold")||0,i=t.someProp("scrollMargin")||5,o=t.dom.ownerDocument;for(let s=n||t.dom;s;s=kn(s)){if(1!=s.nodeType)continue;let t=s,n=t==o.body,l=n?Xn(o):tr(t),a=0,c=0;if(e.topl.bottom-Qn(r,"bottom")&&(c=e.bottom-e.top>l.bottom-l.top?e.top+Qn(i,"top")-l.top:e.bottom-l.bottom+Qn(i,"bottom")),e.leftl.right-Qn(r,"right")&&(a=e.right-l.right+Qn(i,"right")),a||c)if(n)o.defaultView.scrollBy(a,c);else{let n=t.scrollLeft,r=t.scrollTop;c&&(t.scrollTop+=c),a&&(t.scrollLeft+=a);let i=t.scrollLeft-n,o=t.scrollTop-r;e={left:e.left-i,top:e.top-o,right:e.right-i,bottom:e.bottom-o}}if(n||/^(fixed|sticky)$/.test(getComputedStyle(s).position))break}}function nr(t){let e=[],n=t.ownerDocument;for(let r=t;r&&(e.push({dom:r,top:r.scrollTop,left:r.scrollLeft}),t!=n);r=kn(r));return e}function rr(t,e){for(let n=0;n=c){a=Math.max(f.bottom,a),c=Math.min(f.top,c);let t=f.left>e.left?f.left-e.left:f.right=(f.left+f.right)/2?1:0));continue}}else f.top>e.top&&!i&&f.left<=e.left&&f.right>=e.left&&(i=h,o={left:Math.max(f.left,Math.min(f.right,e.left)),top:f.top});!n&&(e.left>=f.right&&e.top>=f.top||e.left>=f.left&&e.top>=f.bottom)&&(l=u+1)}}return!n&&i&&(n=i,r=o,s=0),n&&3==n.nodeType?function(t,e){let n=t.nodeValue.length,r=document.createRange();for(let i=0;i=(n.left+n.right)/2?1:0)}}return{node:t,offset:0}}(n,r):!n||s&&1==n.nodeType?{node:t,offset:l}:or(n,r)}function sr(t,e){return t.left>=e.left-1&&t.left<=e.right+1&&t.top>=e.top-1&&t.top<=e.bottom+1}function lr(t,e,n){let r=t.childNodes.length;if(r&&n.tope.top&&i++}let r;Gn&&i&&1==n.nodeType&&1==(r=n.childNodes[i-1]).nodeType&&"false"==r.contentEditable&&r.getBoundingClientRect().top>=e.top&&i--,n==t.dom&&i==n.childNodes.length-1&&1==n.lastChild.nodeType&&e.top>n.lastChild.getBoundingClientRect().bottom?s=t.state.doc.content.size:0!=i&&1==n.nodeType&&"BR"==n.childNodes[i-1].nodeName||(s=function(t,e,n,r){let i=-1;for(let o=e,s=!1;o!=t.dom;){let e=t.docView.nearestDesc(o,!0);if(!e)return null;if(1==e.dom.nodeType&&(e.node.isBlock&&e.parent&&!s||!e.contentDOM)){let t=e.dom.getBoundingClientRect();if(e.node.isBlock&&e.parent&&!s&&(s=!0,t.left>r.left||t.top>r.top?i=e.posBefore:(t.right-1?i:t.docView.posFromDOM(e,n,-1)}(t,n,i,e))}null==s&&(s=function(t,e,n){let{node:r,offset:i}=or(e,n),o=-1;if(1==r.nodeType&&!r.firstChild){let t=r.getBoundingClientRect();o=t.left!=t.right&&n.left>(t.left+t.right)/2?1:-1}return t.docView.posFromDOM(r,i,o)}(t,l,e));let a=t.docView.nearestDesc(l,!0);return{pos:s,inside:a?a.posAtStart-a.border:-1}}function cr(t){return t.top=0&&i==r.nodeValue.length?(t--,o=1):n<0?t--:e++,fr(hr(On(r,t,e),o),o<0)}{let t=hr(On(r,i,i),n);if(Fn&&i&&/\s/.test(r.nodeValue[i-1])&&i=0)}if(null==o&&i&&(n<0||i==Tn(r))){let t=r.childNodes[i-1],e=3==t.nodeType?On(t,Tn(t)-(s?0:1)):1!=t.nodeType||"BR"==t.nodeName&&t.nextSibling?null:t;if(e)return fr(hr(e,1),!1)}if(null==o&&i=0)}function fr(t,e){if(0==t.width)return t;let n=e?t.left:t.right;return{top:t.top,bottom:t.bottom,left:n,right:n}}function pr(t,e){if(0==t.height)return t;let n=e?t.top:t.bottom;return{top:n,bottom:n,left:t.left,right:t.right}}function mr(t,e,n){let r=t.state,i=t.root.activeElement;r!=e&&t.updateState(e),i!=t.dom&&t.focus();try{return n()}finally{r!=e&&t.updateState(r),i!=t.dom&&i&&i.focus()}}const gr=/[\u0590-\u08ac]/;let yr=null,vr=null,wr=!1;function br(t,e,n){return yr==e&&vr==n?wr:(yr=e,vr=n,wr="up"==n||"down"==n?function(t,e,n){let r=e.selection,i="up"==n?r.$from:r.$to;return mr(t,e,(()=>{let{node:e}=t.docView.domFromPos(i.pos,"up"==n?-1:1);for(;;){let n=t.docView.nearestDesc(e,!0);if(!n)break;if(n.node.isBlock){e=n.contentDOM||n.dom;break}e=n.dom.parentNode}let r=dr(t,i.pos,1);for(let t=e.firstChild;t;t=t.nextSibling){let e;if(1==t.nodeType)e=t.getClientRects();else{if(3!=t.nodeType)continue;e=On(t,0,t.nodeValue.length).getClientRects()}for(let t=0;ti.top+1&&("up"==n?r.top-i.top>2*(i.bottom-r.top):i.bottom-r.bottom>2*(r.bottom-i.top)))return!1}}return!0}))}(t,e,n):function(t,e,n){let{$head:r}=e.selection;if(!r.parent.isTextblock)return!1;let i=r.parentOffset,o=!i,s=i==r.parent.content.size,l=t.domSelection();return gr.test(r.parent.textContent)&&l.modify?mr(t,e,(()=>{let{focusNode:e,focusOffset:i,anchorNode:o,anchorOffset:s}=t.domSelectionRange(),a=l.caretBidiLevel;l.modify("move",n,"character");let c=r.depth?t.docView.domAfterPos(r.before()):t.dom,{focusNode:h,focusOffset:u}=t.domSelectionRange(),d=h&&!c.contains(1==h.nodeType?h:h.parentNode)||e==h&&i==u;try{l.collapse(o,s),e&&(e!=o||i!=s)&&l.extend&&l.extend(e,i)}catch(f){}return null!=a&&(l.caretBidiLevel=a),d})):"left"==n||"backward"==n?o:s}(t,e,n))}class xr{constructor(t,e,n,r){this.parent=t,this.children=e,this.dom=n,this.contentDOM=r,this.dirty=0,n.pmViewDesc=this}matchesWidget(t){return!1}matchesMark(t){return!1}matchesNode(t,e,n){return!1}matchesHack(t){return!1}parseRule(){return null}stopEvent(t){return!1}get size(){let t=0;for(let e=0;eSn(this.contentDOM);else if(this.contentDOM&&this.contentDOM!=this.dom&&this.dom.contains(this.contentDOM))r=2&t.compareDocumentPosition(this.contentDOM);else if(this.dom.firstChild){if(0==e)for(let e=t;;e=e.parentNode){if(e==this.dom){r=!1;break}if(e.previousSibling)break}if(null==r&&e==t.childNodes.length)for(let e=t;;e=e.parentNode){if(e==this.dom){r=!0;break}if(e.nextSibling)break}}return(null==r?n>0:r)?this.posAtEnd:this.posAtStart}nearestDesc(t,e=!1){for(let n=!0,r=t;r;r=r.parentNode){let i,o=this.getDesc(r);if(o&&(!e||o.node)){if(!n||!(i=o.nodeDOM)||(1==i.nodeType?i.contains(1==t.nodeType?t:t.parentNode):i==t))return o;n=!1}}}getDesc(t){let e=t.pmViewDesc;for(let n=e;n;n=n.parent)if(n==this)return e}posFromDOM(t,e,n){for(let r=t;r;r=r.parentNode){let i=this.getDesc(r);if(i)return i.localPosFromDOM(t,e,n)}return-1}descAt(t){for(let e=0,n=0;et||e instanceof Nr){r=t-i;break}i=o}if(r)return this.children[n].domFromPos(r-this.children[n].border,e);for(let i;n&&!(i=this.children[n-1]).size&&i instanceof Sr&&i.side>=0;n--);if(e<=0){let t,r=!0;for(;t=n?this.children[n-1]:null,t&&t.dom.parentNode!=this.contentDOM;n--,r=!1);return t&&e&&r&&!t.border&&!t.domAtom?t.domFromPos(t.size,e):{node:this.contentDOM,offset:t?Sn(t.dom)+1:0}}{let t,r=!0;for(;t=n=i&&e<=l-n.border&&n.node&&n.contentDOM&&this.contentDOM.contains(n.contentDOM))return n.parseRange(t,e,i);t=o;for(let e=s;e>0;e--){let n=this.children[e-1];if(n.size&&n.dom.parentNode==this.contentDOM&&!n.emptyChildAt(1)){r=Sn(n.dom)+1;break}t-=n.size}-1==r&&(r=0)}if(r>-1&&(l>e||s==this.children.length-1)){e=l;for(let t=s+1;tf&&oe){let t=s;s=l,l=t}let n=document.createRange();n.setEnd(l.node,l.offset),n.setStart(s.node,s.offset),a.removeAllRanges(),a.addRange(n)}}ignoreMutation(t){return!this.contentDOM&&"selection"!=t.type}get contentLost(){return this.contentDOM&&this.contentDOM!=this.dom&&!this.dom.contains(this.contentDOM)}markDirty(t,e){for(let n=0,r=0;r=n:tn){let r=n+i.border,s=o-i.border;if(t>=r&&e<=s)return this.dirty=t==n||e==o?2:1,void(t!=r||e!=s||!i.contentLost&&i.dom.parentNode==this.contentDOM?i.markDirty(t-r,e-r):i.dirty=3);i.dirty=i.dom!=i.contentDOM||i.dom.parentNode!=this.contentDOM||i.children.length?3:2}n=o}this.dirty=2}markParentsDirty(){let t=1;for(let e=this.parent;e;e=e.parent,t++){let n=1==t?2:1;e.dirtyi?i.parent?i.parent.posBeforeChild(i):void 0:r))),!e.type.spec.raw){if(1!=o.nodeType){let t=document.createElement("span");t.appendChild(o),o=t}o.contentEditable="false",o.classList.add("ProseMirror-widget")}super(t,[],o,null),this.widget=e,this.widget=e,i=this}matchesWidget(t){return 0==this.dirty&&t.type.eq(this.widget.type)}parseRule(){return{ignore:!0}}stopEvent(t){let e=this.widget.spec.stopEvent;return!!e&&e(t)}ignoreMutation(t){return"selection"!=t.type||this.widget.spec.ignoreSelection}destroy(){this.widget.type.destroy(this.dom),super.destroy()}get domAtom(){return!0}get side(){return this.widget.type.side}}class kr extends xr{constructor(t,e,n,r){super(t,[],e,null),this.textDOM=n,this.text=r}get size(){return this.text.length}localPosFromDOM(t,e){return t!=this.textDOM?this.posAtStart+(e?this.size:0):this.posAtStart+e}domFromPos(t){return{node:this.textDOM,offset:t}}ignoreMutation(t){return"characterData"===t.type&&t.target.nodeValue==t.oldValue}}class Mr extends xr{constructor(t,e,n,r){super(t,[],n,r),this.mark=e}static create(t,e,n,r){let i=r.nodeViews[e.type.name],o=i&&i(e,r,n);return o&&o.dom||(o=de.renderSpec(document,e.type.spec.toDOM(e,n))),new Mr(t,e,o.dom,o.contentDOM||o.dom)}parseRule(){return 3&this.dirty||this.mark.type.spec.reparseInView?null:{mark:this.mark.type.name,attrs:this.mark.attrs,contentElement:this.contentDOM}}matchesMark(t){return 3!=this.dirty&&this.mark.eq(t)}markDirty(t,e){if(super.markDirty(t,e),0!=this.dirty){let t=this.parent;for(;!t.node;)t=t.parent;t.dirty0&&(i=Fr(i,0,t,n));for(let s=0;ss?s.parent?s.parent.posBeforeChild(s):void 0:o),n,r),c=a&&a.dom,h=a&&a.contentDOM;if(e.isText)if(c){if(3!=c.nodeType)throw new RangeError("Text must be rendered as a DOM text node")}else c=document.createTextNode(e.text);else c||({dom:c,contentDOM:h}=de.renderSpec(document,e.type.spec.toDOM(e)));h||e.isText||"BR"==c.nodeName||(c.hasAttribute("contenteditable")||(c.contentEditable="false"),e.type.spec.draggable&&(c.draggable=!0));let u=c;return c=zr(c,n,e),a?s=new Tr(t,e,n,r,c,h||null,u,a,i,o+1):e.isText?new Dr(t,e,n,r,c,u,i):new Or(t,e,n,r,c,h||null,u,i,o+1)}parseRule(){if(this.node.type.spec.reparseInView)return null;let t={node:this.node.type.name,attrs:this.node.attrs};if("pre"==this.node.type.whitespace&&(t.preserveWhitespace="full"),this.contentDOM)if(this.contentLost){for(let e=this.children.length-1;e>=0;e--){let n=this.children[e];if(this.dom.contains(n.dom.parentNode)){t.contentElement=n.dom.parentNode;break}}t.contentElement||(t.getContent=()=>dt.empty)}else t.contentElement=this.contentDOM;else t.getContent=()=>this.node.content;return t}matchesNode(t,e,n){return 0==this.dirty&&t.eq(this.node)&&_r(e,this.outerDeco)&&n.eq(this.innerDeco)}get size(){return this.node.nodeSize}get border(){return this.node.isLeaf?0:1}updateChildren(t,e){let n=this.node.inlineContent,r=e,i=t.composing?this.localCompositionInfo(t,e):null,o=i&&i.pos>-1?i:null,s=i&&i.pos<0,l=new jr(this,o&&o.node,t);!function(t,e,n,r){let i=e.locals(t),o=0;if(0==i.length){for(let n=0;no;)l.push(i[s++]);let p=o+d.nodeSize;if(d.isText){let t=p;s!t.inline)):l.slice(),e.forChild(o,d),f),o=p}}(this.node,this.innerDeco,((e,i,o)=>{e.spec.marks?l.syncToMarks(e.spec.marks,n,t):e.type.side>=0&&!o&&l.syncToMarks(i==this.node.childCount?gt.none:this.node.child(i).marks,n,t),l.placeWidget(e,t,r)}),((e,o,a,c)=>{let h;l.syncToMarks(e.marks,n,t),l.findNodeMatch(e,o,a,c)||s&&t.state.selection.from>r&&t.state.selection.to-1&&l.updateNodeAt(e,o,a,h,t)||l.updateNextNode(e,o,a,t,c,r)||l.addNode(e,o,a,t,r),r+=e.nodeSize})),l.syncToMarks([],n,t),this.node.isTextblock&&l.addTextblockHacks(),l.destroyRest(),(l.changed||2==this.dirty)&&(o&&this.protectLocalComposition(t,o),Ar(this.contentDOM,this.children,t),Kn&&function(t){if("UL"==t.nodeName||"OL"==t.nodeName){let e=t.style.cssText;t.style.cssText=e+"; list-style: square !important",window.getComputedStyle(t).listStyle,t.style.cssText=e}}(this.dom))}localCompositionInfo(t,e){let{from:n,to:r}=t.state.selection;if(!(t.state.selection instanceof nn)||ne+this.node.content.size)return null;let i=t.domSelectionRange(),o=function(t,e){for(;;){if(3==t.nodeType)return t;if(1==t.nodeType&&e>0){if(t.childNodes.length>e&&3==t.childNodes[e].nodeType)return t.childNodes[e];e=Tn(t=t.childNodes[e-1])}else{if(!(1==t.nodeType&&e=n){if(o>=r&&a.slice(r-e.length-l,r-l)==e)return r-e.length;let t=l=0&&t+e.length+l>=n)return l+t;if(n==r&&a.length>=r+e.length-l&&a.slice(r-l,r-l+e.length)==e)return r}}return-1}(this.node.content,t,n-e,r-e);return i<0?null:{node:o,pos:i,text:t}}return{node:o,pos:-1,text:""}}protectLocalComposition(t,{node:e,pos:n,text:r}){if(this.getDesc(e))return;let i=e;for(;i.parentNode!=this.contentDOM;i=i.parentNode){for(;i.previousSibling;)i.parentNode.removeChild(i.previousSibling);for(;i.nextSibling;)i.parentNode.removeChild(i.nextSibling);i.pmViewDesc&&(i.pmViewDesc=void 0)}let o=new kr(this,i,e,r);t.input.compositionNodes.push(o),this.children=Fr(this.children,n,n+r.length,t,o)}update(t,e,n,r){return!(3==this.dirty||!t.sameMarkup(this.node))&&(this.updateInner(t,e,n,r),!0)}updateInner(t,e,n,r){this.updateOuterDeco(e),this.node=t,this.innerDeco=n,this.contentDOM&&this.updateChildren(r,this.posAtStart),this.dirty=0}updateOuterDeco(t){if(_r(t,this.outerDeco))return;let e=1!=this.nodeDOM.nodeType,n=this.dom;this.dom=Ir(this.dom,this.nodeDOM,Pr(this.outerDeco,this.node,e),Pr(t,this.node,e)),this.dom!=n&&(n.pmViewDesc=void 0,this.dom.pmViewDesc=this),this.outerDeco=t}selectNode(){1==this.nodeDOM.nodeType&&this.nodeDOM.classList.add("ProseMirror-selectednode"),!this.contentDOM&&this.node.type.spec.draggable||(this.dom.draggable=!0)}deselectNode(){1==this.nodeDOM.nodeType&&this.nodeDOM.classList.remove("ProseMirror-selectednode"),!this.contentDOM&&this.node.type.spec.draggable||this.dom.removeAttribute("draggable")}get domAtom(){return this.node.isAtom}}function Cr(t,e,n,r,i){zr(r,e,t);let o=new Or(void 0,t,e,n,r,r,r,i,0);return o.contentDOM&&o.updateChildren(i,0),o}class Dr extends Or{constructor(t,e,n,r,i,o,s){super(t,e,n,r,i,null,o,s,0)}parseRule(){let t=this.nodeDOM.parentNode;for(;t&&t!=this.dom&&!t.pmIsDeco;)t=t.parentNode;return{skip:t||!0}}update(t,e,n,r){return!(3==this.dirty||0!=this.dirty&&!this.inParent()||!t.sameMarkup(this.node))&&(this.updateOuterDeco(e),0==this.dirty&&t.text==this.node.text||t.text==this.nodeDOM.nodeValue||(this.nodeDOM.nodeValue=t.text,r.trackWrites==this.nodeDOM&&(r.trackWrites=null)),this.node=t,this.dirty=0,!0)}inParent(){let t=this.parent.contentDOM;for(let e=this.nodeDOM;e;e=e.parentNode)if(e==t)return!0;return!1}domFromPos(t){return{node:this.nodeDOM,offset:t}}localPosFromDOM(t,e,n){return t==this.nodeDOM?this.posAtStart+Math.min(e,this.node.text.length):super.localPosFromDOM(t,e,n)}ignoreMutation(t){return"characterData"!=t.type&&"selection"!=t.type}slice(t,e,n){let r=this.node.cut(t,e),i=document.createTextNode(r.text);return new Dr(this.parent,r,this.outerDeco,this.innerDeco,i,i,n)}markDirty(t,e){super.markDirty(t,e),this.dom==this.nodeDOM||0!=t&&e!=this.nodeDOM.nodeValue.length||(this.dirty=3)}get domAtom(){return!1}}class Nr extends xr{parseRule(){return{ignore:!0}}matchesHack(t){return 0==this.dirty&&this.dom.nodeName==t}get domAtom(){return!0}get ignoreForCoords(){return"IMG"==this.dom.nodeName}}class Tr extends Or{constructor(t,e,n,r,i,o,s,l,a,c){super(t,e,n,r,i,o,s,a,c),this.spec=l}update(t,e,n,r){if(3==this.dirty)return!1;if(this.spec.update){let i=this.spec.update(t,e,n);return i&&this.updateInner(t,e,n,r),i}return!(!this.contentDOM&&!t.isLeaf)&&super.update(t,e,n,r)}selectNode(){this.spec.selectNode?this.spec.selectNode():super.selectNode()}deselectNode(){this.spec.deselectNode?this.spec.deselectNode():super.deselectNode()}setSelection(t,e,n,r){this.spec.setSelection?this.spec.setSelection(t,e,n):super.setSelection(t,e,n,r)}destroy(){this.spec.destroy&&this.spec.destroy(),super.destroy()}stopEvent(t){return!!this.spec.stopEvent&&this.spec.stopEvent(t)}ignoreMutation(t){return this.spec.ignoreMutation?this.spec.ignoreMutation(t):super.ignoreMutation(t)}}function Ar(t,e,n){let r=t.firstChild,i=!1;for(let o=0;o0;){let l;for(;;)if(r){let t=n.children[r-1];if(!(t instanceof Mr)){l=t,r--;break}n=t,r=t.children.length}else{if(n==e)break t;r=n.parent.children.indexOf(n),n=n.parent}let a=l.node;if(a){if(a!=t.child(i-1))break;--i,o.set(l,i),s.push(l)}}return{index:i,matched:o,matches:s.reverse()}}(t.node.content,t)}destroyBetween(t,e){if(t!=e){for(let n=t;n>1,o=Math.min(i,t.length);for(;r-1)r>this.index&&(this.changed=!0,this.destroyBetween(this.index,r)),this.top=this.top.children[this.index];else{let r=Mr.create(this.top,t[i],e,n);this.top.children.splice(this.index,0,r),this.top=r,this.changed=!0}this.index=0,i++}}findNodeMatch(t,e,n,r){let i,o=-1;if(r>=this.preMatch.index&&(i=this.preMatch.matches[r-this.preMatch.index]).parent==this.top&&i.matchesNode(t,e,n))o=this.top.children.indexOf(i,this.index);else for(let s=this.index,l=Math.min(this.top.children.length,s+5);s=n||h<=e?o.push(a):(cn&&o.push(a.slice(n-c,a.size,r)))}return o}function Lr(t,e=null){let n=t.domSelectionRange(),r=t.state.doc;if(!n.focusNode)return null;let i=t.docView.nearestDesc(n.focusNode),o=i&&0==i.size,s=t.docView.posFromDOM(n.focusNode,n.focusOffset,1);if(s<0)return null;let l,a,c=r.resolve(s);if(En(n)){for(l=c;i&&!i.node;)i=i.parent;let t=i.node;if(i&&t.isAtom&&on.isSelectable(t)&&i.parent&&(!t.isInline||!function(t,e,n){for(let r=0==e,i=e==Tn(t);r||i;){if(t==n)return!0;let e=Sn(t);if(!(t=t.parentNode))return!1;r=r&&0==e,i=i&&e==Tn(t)}}(n.focusNode,n.focusOffset,i.dom))){let t=i.posBefore;a=new on(s==t?c:r.resolve(t))}}else{let e=t.docView.posFromDOM(n.anchorNode,n.anchorOffset,1);if(e<0)return null;l=r.resolve(e)}if(!a){a=Zr(t,l,c,"pointer"==e||t.state.selection.head{n.anchorNode==r&&n.anchorOffset==i||(e.removeEventListener("selectionchange",t.input.hideSelectionGuard),setTimeout((()=>{Wr(t)&&!t.state.selection.visible||t.dom.classList.remove("ProseMirror-hideselection")}),20))})}(t))}t.domObserver.setCurSelection(),t.domObserver.connectSelection()}}const Jr=Jn||Wn&&qn<63;function Kr(t,e){let{node:n,offset:r}=t.docView.domFromPos(e,0),i=rr(t,e,n)))||nn.between(e,n,r)}function Xr(t){return!(t.editable&&!t.hasFocus())&&Qr(t)}function Qr(t){let e=t.domSelectionRange();if(!e.anchorNode)return!1;try{return t.dom.contains(3==e.anchorNode.nodeType?e.anchorNode.parentNode:e.anchorNode)&&(t.editable||t.dom.contains(3==e.focusNode.nodeType?e.focusNode.parentNode:e.focusNode))}catch(n){return!1}}function ti(t,e){let{$anchor:n,$head:r}=t.selection,i=e>0?n.max(r):n.min(r),o=i.parent.inlineContent?i.depth?t.doc.resolve(e>0?i.after():i.before()):null:i;return o&&Xe.findFrom(o,e)}function ei(t,e){return t.dispatch(t.state.tr.setSelection(e).scrollIntoView()),!0}function ni(t,e,n){let r=t.state.selection;if(!(r instanceof nn)){if(r instanceof on&&r.node.isInline)return ei(t,new nn(e>0?r.$to:r.$from));{let n=ti(t.state,e);return!!n&&ei(t,n)}}if(n.indexOf("s")>-1){let{$head:n}=r,i=n.textOffset?null:e<0?n.nodeBefore:n.nodeAfter;if(!i||i.isText||!i.isLeaf)return!1;let o=t.state.doc.resolve(n.pos+i.nodeSize*(e<0?-1:1));return ei(t,new nn(r.$anchor,o))}if(!r.empty)return!1;if(t.endOfTextblock(e>0?"forward":"backward")){let n=ti(t.state,e);return!!(n&&n instanceof on)&&ei(t,n)}if(!(Hn&&n.indexOf("m")>-1)){let n,i=r.$head,o=i.textOffset?null:e<0?i.nodeBefore:i.nodeAfter;if(!o||o.isText)return!1;let s=e<0?i.pos-o.nodeSize:i.pos;return!!(o.isAtom||(n=t.docView.descAt(s))&&!n.contentDOM)&&(on.isSelectable(o)?ei(t,new on(e<0?t.state.doc.resolve(i.pos-o.nodeSize):i)):!!Gn&&ei(t,new nn(t.state.doc.resolve(e<0?s:s+o.nodeSize))))}}function ri(t){return 3==t.nodeType?t.nodeValue.length:t.childNodes.length}function ii(t,e){let n=t.pmViewDesc;return n&&0==n.size&&(e<0||t.nextSibling||"BR"!=t.nodeName)}function oi(t,e){return e<0?function(t){let e=t.domSelectionRange(),n=e.focusNode,r=e.focusOffset;if(!n)return;let i,o,s=!1;Fn&&1==n.nodeType&&r0){if(1!=n.nodeType)break;{let t=n.childNodes[r-1];if(ii(t,-1))i=n,o=--r;else{if(3!=t.nodeType)break;n=t,r=n.nodeValue.length}}}else{if(si(n))break;{let e=n.previousSibling;for(;e&&ii(e,-1);)i=n.parentNode,o=Sn(e),e=e.previousSibling;if(e)n=e,r=ri(n);else{if(n=n.parentNode,n==t.dom)break;r=0}}}s?li(t,n,r):i&&li(t,i,o)}(t):function(t){let e=t.domSelectionRange(),n=e.focusNode,r=e.focusOffset;if(!n)return;let i,o,s=ri(n);for(;;)if(r{t.state==i&&qr(t)}),50)}function ai(t,e){let n=t.state.doc.resolve(e);if(!Wn&&!Yn&&n.parent.inlineContent){let r=t.coordsAtPos(e);if(e>n.start()){let n=t.coordsAtPos(e-1),i=(n.top+n.bottom)/2;if(i>r.top&&i1)return n.leftr.top&&i1)return n.left>r.left?"ltr":"rtl"}}return"rtl"==getComputedStyle(t.dom).direction?"rtl":"ltr"}function ci(t,e,n){let r=t.state.selection;if(r instanceof nn&&!r.empty||n.indexOf("s")>-1)return!1;if(Hn&&n.indexOf("m")>-1)return!1;let{$from:i,$to:o}=r;if(!i.parent.inlineContent||t.endOfTextblock(e<0?"up":"down")){let n=ti(t.state,e);if(n&&n instanceof on)return ei(t,n)}if(!i.parent.inlineContent){let n=e<0?i:o,s=r instanceof ln?Xe.near(n,e):Xe.findFrom(n,e);return!!s&&ei(t,s)}return!1}function hi(t,e){if(!(t.state.selection instanceof nn))return!0;let{$head:n,$anchor:r,empty:i}=t.state.selection;if(!n.sameParent(r))return!0;if(!i)return!1;if(t.endOfTextblock(e>0?"forward":"backward"))return!0;let o=!n.textOffset&&(e<0?n.nodeBefore:n.nodeAfter);if(o&&!o.isText){let r=t.state.tr;return e<0?r.delete(n.pos-o.nodeSize,n.pos):r.delete(n.pos,n.pos+o.nodeSize),t.dispatch(r),!0}return!1}function ui(t,e,n){t.domObserver.stop(),e.contentEditable=n,t.domObserver.start()}function di(t,e){let n=e.keyCode,r=function(t){let e="";return t.ctrlKey&&(e+="c"),t.metaKey&&(e+="m"),t.altKey&&(e+="a"),t.shiftKey&&(e+="s"),e}(e);if(8==n||Hn&&72==n&&"c"==r)return hi(t,-1)||oi(t,-1);if(46==n&&!e.shiftKey||Hn&&68==n&&"c"==r)return hi(t,1)||oi(t,1);if(13==n||27==n)return!0;if(37==n||Hn&&66==n&&"c"==r){let e=37==n?"ltr"==ai(t,t.state.selection.from)?-1:1:-1;return ni(t,e,r)||oi(t,e)}if(39==n||Hn&&70==n&&"c"==r){let e=39==n?"ltr"==ai(t,t.state.selection.from)?1:-1:1;return ni(t,e,r)||oi(t,e)}return 38==n||Hn&&80==n&&"c"==r?ci(t,-1,r)||oi(t,-1):40==n||Hn&&78==n&&"c"==r?function(t){if(!Jn||t.state.selection.$head.parentOffset>0)return!1;let{focusNode:e,focusOffset:n}=t.domSelectionRange();if(e&&1==e.nodeType&&0==n&&e.firstChild&&"false"==e.firstChild.contentEditable){let n=e.firstChild;ui(t,n,"true"),setTimeout((()=>ui(t,n,"false")),20)}return!1}(t)||ci(t,1,r)||oi(t,1):r==(Hn?"m":"c")&&(66==n||73==n||89==n||90==n)}function fi(t,e){t.someProp("transformCopied",(n=>{e=n(e,t)}));let n=[],{content:r,openStart:i,openEnd:o}=e;for(;i>1&&o>1&&1==r.childCount&&1==r.firstChild.childCount;){i--,o--;let t=r.firstChild;n.push(t.type.name,t.attrs!=t.type.defaultAttrs?t.attrs:null),r=t.content}let s=t.someProp("clipboardSerializer")||de.fromSchema(t.state.schema),l=ki(),a=l.createElement("div");a.appendChild(s.serializeFragment(r,{document:l}));let c,h=a.firstChild,u=0;for(;h&&1==h.nodeType&&(c=xi[h.nodeName.toLowerCase()]);){for(let t=c.length-1;t>=0;t--){let e=l.createElement(c[t]);for(;a.firstChild;)e.appendChild(a.firstChild);a.appendChild(e),u++}h=a.firstChild}return h&&1==h.nodeType&&h.setAttribute("data-pm-slice",`${i} ${o}${u?` -${u}`:""} ${JSON.stringify(n)}`),{dom:a,text:t.someProp("clipboardTextSerializer",(n=>n(e,t)))||e.content.textBetween(0,e.content.size,"\n\n")}}function pi(t,e,n,r,i){let o,s,l=i.parent.type.spec.code;if(!n&&!e)return null;let a=e&&(r||l||!n);if(a){if(t.someProp("transformPastedText",(n=>{e=n(e,l||r,t)})),l)return e?new vt(dt.from(t.state.schema.text(e.replace(/\r\n?/g,"\n"))),0,0):vt.empty;let n=t.someProp("clipboardTextParser",(n=>n(e,i,r,t)));if(n)s=n;else{let n=i.marks(),{schema:r}=t.state,s=de.fromSchema(r);o=document.createElement("div"),e.split(/(?:\r\n?|\n)+/).forEach((t=>{let e=o.appendChild(document.createElement("p"));t&&e.appendChild(s.serializeNode(r.text(t,n)))}))}}else t.someProp("transformPastedHTML",(e=>{n=e(n,t)})),o=function(t){let e=/^(\s*]*>)*/.exec(t);e&&(t=t.slice(e[0].length));let n,r=ki().createElement("div"),i=/<([a-z][^>\s]+)/i.exec(t);(n=i&&xi[i[1].toLowerCase()])&&(t=n.map((t=>"<"+t+">")).join("")+t+n.map((t=>"")).reverse().join(""));if(r.innerHTML=t,n)for(let o=0;o0;u--){let t=o.firstChild;for(;t&&1!=t.nodeType;)t=t.nextSibling;if(!t)break;o=t}if(!s){let e=t.someProp("clipboardParser")||t.someProp("domParser")||ne.fromSchema(t.state.schema);s=e.parseSlice(o,{preserveWhitespace:!(!a&&!h),context:i,ruleFromNode:t=>"BR"!=t.nodeName||t.nextSibling||!t.parentNode||mi.test(t.parentNode.nodeName)?null:{ignore:!0}})}if(h)s=function(t,e){if(!t.size)return t;let n,r=t.content.firstChild.type.schema;try{n=JSON.parse(e)}catch(l){return t}let{content:i,openStart:o,openEnd:s}=t;for(let a=n.length-2;a>=0;a-=2){let t=r.nodes[n[a]];if(!t||t.hasRequiredAttrs())break;i=dt.from(t.create(n[a+1],i)),o++,s++}return new vt(i,o,s)}(bi(s,+h[1],+h[2]),h[4]);else if(s=vt.maxOpen(function(t,e){if(t.childCount<2)return t;for(let n=e.depth;n>=0;n--){let r,i=e.node(n).contentMatchAt(e.index(n)),o=[];if(t.forEach((t=>{if(!o)return;let e,n=i.findWrapping(t.type);if(!n)return o=null;if(e=o.length&&r.length&&yi(n,r,t,o[o.length-1],0))o[o.length-1]=e;else{o.length&&(o[o.length-1]=vi(o[o.length-1],r.length));let e=gi(t,n);o.push(e),i=i.matchType(e.type),r=n}})),o)return dt.from(o)}return t}(s.content,i),!0),s.openStart||s.openEnd){let t=0,e=0;for(let n=s.content.firstChild;t{s=e(s,t)})),s}const mi=/^(a|abbr|acronym|b|cite|code|del|em|i|ins|kbd|label|output|q|ruby|s|samp|span|strong|sub|sup|time|u|tt|var)$/i;function gi(t,e,n=0){for(let r=e.length-1;r>=n;r--)t=e[r].create(null,dt.from(t));return t}function yi(t,e,n,r,i){if(i1&&(o=0),i=n&&(l=e<0?s.contentMatchAt(0).fillBefore(l,o<=i).append(l):l.append(s.contentMatchAt(s.childCount).fillBefore(dt.empty,!0))),t.replaceChild(e<0?0:t.childCount-1,s.copy(l))}function bi(t,e,n){return e{for(let n in e)t.input.eventHandlers[n]||t.dom.addEventListener(n,t.input.eventHandlers[n]=e=>Ai(t,e))}))}function Ai(t,e){return t.someProp("handleDOMEvents",(n=>{let r=n[e.type];return!!r&&(r(t,e)||e.defaultPrevented)}))}function Ei(t,e){if(!e.bubbles)return!0;if(e.defaultPrevented)return!1;for(let n=e.target;n!=t.dom;n=n.parentNode)if(!n||11==n.nodeType||n.pmViewDesc&&n.pmViewDesc.stopEvent(e))return!1;return!0}function $i(t){return{left:t.clientX,top:t.clientY}}function Pi(t,e,n,r,i){if(-1==r)return!1;let o=t.state.doc.resolve(r);for(let s=o.depth+1;s>0;s--)if(t.someProp(e,(e=>s>o.depth?e(t,n,o.nodeAfter,o.before(s),i,!0):e(t,n,o.node(s),o.before(s),i,!1))))return!0;return!1}function Ii(t,e,n){t.focused||t.focus();let r=t.state.tr.setSelection(e);"pointer"==n&&r.setMeta("pointer",!0),t.dispatch(r)}function Ri(t,e,n,r,i){return Pi(t,"handleClickOn",e,n,r)||t.someProp("handleClick",(n=>n(t,e,r)))||(i?function(t,e){if(-1==e)return!1;let n,r,i=t.state.selection;i instanceof on&&(n=i.node);let o=t.state.doc.resolve(e);for(let s=o.depth+1;s>0;s--){let t=s>o.depth?o.nodeAfter:o.node(s);if(on.isSelectable(t)){r=n&&i.$from.depth>0&&s>=i.$from.depth&&o.before(i.$from.depth+1)==i.$from.pos?o.before(i.$from.depth):o.before(s);break}}return null!=r&&(Ii(t,on.create(t.state.doc,r),"pointer"),!0)}(t,n):function(t,e){if(-1==e)return!1;let n=t.state.doc.resolve(e),r=n.nodeAfter;return!!(r&&r.isAtom&&on.isSelectable(r))&&(Ii(t,new on(n),"pointer"),!0)}(t,n))}function zi(t,e,n,r){return Pi(t,"handleDoubleClickOn",e,n,r)||t.someProp("handleDoubleClick",(n=>n(t,e,r)))}function _i(t,e,n,r){return Pi(t,"handleTripleClickOn",e,n,r)||t.someProp("handleTripleClick",(n=>n(t,e,r)))||function(t,e,n){if(0!=n.button)return!1;let r=t.state.doc;if(-1==e)return!!r.inlineContent&&(Ii(t,nn.create(r,0,r.content.size),"pointer"),!0);let i=r.resolve(e);for(let o=i.depth+1;o>0;o--){let e=o>i.depth?i.nodeAfter:i.node(o),n=i.before(o);if(e.inlineContent)Ii(t,nn.create(r,n+1,n+1+e.content.size),"pointer");else{if(!on.isSelectable(e))continue;Ii(t,on.create(r,n),"pointer")}return!0}}(t,n,r)}function Bi(t){return Ji(t)}Oi.keydown=(t,e)=>{let n=e;if(t.input.shiftKey=16==n.keyCode||n.shiftKey,!Fi(t,n)&&(t.input.lastKeyCode=n.keyCode,t.input.lastKeyCodeTime=Date.now(),!Un||!Wn||13!=n.keyCode))if(229!=n.keyCode&&t.domObserver.forceFlush(),!Kn||13!=n.keyCode||n.ctrlKey||n.altKey||n.metaKey)t.someProp("handleKeyDown",(e=>e(t,n)))||di(t,n)?n.preventDefault():Ni(t,"key");else{let e=Date.now();t.input.lastIOSEnter=e,t.input.lastIOSEnterFallbackTimeout=setTimeout((()=>{t.input.lastIOSEnter==e&&(t.someProp("handleKeyDown",(e=>e(t,$n(13,"Enter")))),t.input.lastIOSEnter=0)}),200)}},Oi.keyup=(t,e)=>{16==e.keyCode&&(t.input.shiftKey=!1)},Oi.keypress=(t,e)=>{let n=e;if(Fi(t,n)||!n.charCode||n.ctrlKey&&!n.altKey||Hn&&n.metaKey)return;if(t.someProp("handleKeyPress",(e=>e(t,n))))return void n.preventDefault();let r=t.state.selection;if(!(r instanceof nn&&r.$from.sameParent(r.$to))){let e=String.fromCharCode(n.charCode);/[\r\n]/.test(e)||t.someProp("handleTextInput",(n=>n(t,r.$from.pos,r.$to.pos,e)))||t.dispatch(t.state.tr.insertText(e).scrollIntoView()),n.preventDefault()}};const ji=Hn?"metaKey":"ctrlKey";Mi.mousedown=(t,e)=>{let n=e;t.input.shiftKey=n.shiftKey;let r=Bi(t),i=Date.now(),o="singleClick";i-t.input.lastClick.time<500&&function(t,e){let n=e.x-t.clientX,r=e.y-t.clientY;return n*n+r*r<100}(n,t.input.lastClick)&&!n[ji]&&("singleClick"==t.input.lastClick.type?o="doubleClick":"doubleClick"==t.input.lastClick.type&&(o="tripleClick")),t.input.lastClick={time:i,x:n.clientX,y:n.clientY,type:o};let s=t.posAtCoords($i(n));s&&("singleClick"==o?(t.input.mouseDown&&t.input.mouseDown.done(),t.input.mouseDown=new Vi(t,s,n,!!r)):("doubleClick"==o?zi:_i)(t,s.pos,s.inside,n)?n.preventDefault():Ni(t,"pointer"))};class Vi{constructor(t,e,n,r){let i,o;if(this.view=t,this.pos=e,this.event=n,this.flushed=r,this.delayedSelectionSync=!1,this.mightDrag=null,this.startDoc=t.state.doc,this.selectNode=!!n[ji],this.allowDefault=n.shiftKey,e.inside>-1)i=t.state.doc.nodeAt(e.inside),o=e.inside;else{let n=t.state.doc.resolve(e.pos);i=n.parent,o=n.depth?n.before():0}const s=r?null:n.target,l=s?t.docView.nearestDesc(s,!0):null;this.target=l?l.dom:null;let{selection:a}=t.state;(0==n.button&&i.type.spec.draggable&&!1!==i.type.spec.selectable||a instanceof on&&a.from<=o&&a.to>o)&&(this.mightDrag={node:i,pos:o,addAttr:!(!this.target||this.target.draggable),setUneditable:!(!this.target||!Fn||this.target.hasAttribute("contentEditable"))}),this.target&&this.mightDrag&&(this.mightDrag.addAttr||this.mightDrag.setUneditable)&&(this.view.domObserver.stop(),this.mightDrag.addAttr&&(this.target.draggable=!0),this.mightDrag.setUneditable&&setTimeout((()=>{this.view.input.mouseDown==this&&this.target.setAttribute("contentEditable","false")}),20),this.view.domObserver.start()),t.root.addEventListener("mouseup",this.up=this.up.bind(this)),t.root.addEventListener("mousemove",this.move=this.move.bind(this)),Ni(t,"pointer")}done(){this.view.root.removeEventListener("mouseup",this.up),this.view.root.removeEventListener("mousemove",this.move),this.mightDrag&&this.target&&(this.view.domObserver.stop(),this.mightDrag.addAttr&&this.target.removeAttribute("draggable"),this.mightDrag.setUneditable&&this.target.removeAttribute("contentEditable"),this.view.domObserver.start()),this.delayedSelectionSync&&setTimeout((()=>qr(this.view))),this.view.input.mouseDown=null}up(t){if(this.done(),!this.view.dom.contains(t.target))return;let e=this.pos;this.view.state.doc!=this.startDoc&&(e=this.view.posAtCoords($i(t))),this.updateAllowDefault(t),this.allowDefault||!e?Ni(this.view,"pointer"):Ri(this.view,e.pos,e.inside,t,this.selectNode)?t.preventDefault():0==t.button&&(this.flushed||Jn&&this.mightDrag&&!this.mightDrag.node.isAtom||Wn&&!this.view.state.selection.visible&&Math.min(Math.abs(e.pos-this.view.state.selection.from),Math.abs(e.pos-this.view.state.selection.to))<=2)?(Ii(this.view,Xe.near(this.view.state.doc.resolve(e.pos)),"pointer"),t.preventDefault()):Ni(this.view,"pointer")}move(t){this.updateAllowDefault(t),Ni(this.view,"pointer"),0==t.buttons&&this.done()}updateAllowDefault(t){!this.allowDefault&&(Math.abs(this.event.x-t.clientX)>4||Math.abs(this.event.y-t.clientY)>4)&&(this.allowDefault=!0)}}function Fi(t,e){return!!t.composing||!!(Jn&&Math.abs(e.timeStamp-t.input.compositionEndedAt)<500)&&(t.input.compositionEndedAt=-2e8,!0)}Mi.touchstart=t=>{t.input.lastTouch=Date.now(),Bi(t),Ni(t,"pointer")},Mi.touchmove=t=>{t.input.lastTouch=Date.now(),Ni(t,"pointer")},Mi.contextmenu=t=>Bi(t);const Li=Un?5e3:-1;function Wi(t,e){clearTimeout(t.input.composingTimeout),e>-1&&(t.input.composingTimeout=setTimeout((()=>Ji(t)),e))}function qi(t){for(t.composing&&(t.input.composing=!1,t.input.compositionEndedAt=function(){let t=document.createEvent("Event");return t.initEvent("event",!0,!0),t.timeStamp}());t.input.compositionNodes.length>0;)t.input.compositionNodes.pop().markParentsDirty()}function Ji(t,e=!1){if(!(Un&&t.domObserver.flushingSoon>=0)){if(t.domObserver.forceFlush(),qi(t),e||t.docView&&t.docView.dirty){let e=Lr(t);return e&&!e.eq(t.state.selection)?t.dispatch(t.state.tr.setSelection(e)):t.updateState(t.state),!0}return!1}}Oi.compositionstart=Oi.compositionupdate=t=>{if(!t.composing){t.domObserver.flush();let{state:e}=t,n=e.selection.$from;if(e.selection.empty&&(e.storedMarks||!n.textOffset&&n.parentOffset&&n.nodeBefore.marks.some((t=>!1===t.type.spec.inclusive))))t.markCursor=t.state.storedMarks||n.marks(),Ji(t,!0),t.markCursor=null;else if(Ji(t),Fn&&e.selection.empty&&n.parentOffset&&!n.textOffset&&n.nodeBefore.marks.length){let e=t.domSelectionRange();for(let n=e.focusNode,r=e.focusOffset;n&&1==n.nodeType&&0!=r;){let e=r<0?n.lastChild:n.childNodes[r-1];if(!e)break;if(3==e.nodeType){t.domSelection().collapse(e,e.nodeValue.length);break}n=e,r=-1}}t.input.composing=!0}Wi(t,Li)},Oi.compositionend=(t,e)=>{t.composing&&(t.input.composing=!1,t.input.compositionEndedAt=e.timeStamp,t.input.compositionPendingChanges=t.domObserver.pendingRecords().length?t.input.compositionID:0,t.input.compositionPendingChanges&&Promise.resolve().then((()=>t.domObserver.flush())),t.input.compositionID++,Wi(t,20))};const Ki=jn&&Vn<15||Kn&&Zn<604;function Hi(t,e,n,r,i){let o=pi(t,e,n,r,t.state.selection.$from);if(t.someProp("handlePaste",(e=>e(t,i,o||vt.empty))))return!0;if(!o)return!1;let s=function(t){return 0==t.openStart&&0==t.openEnd&&1==t.content.childCount?t.content.firstChild:null}(o),l=s?t.state.tr.replaceSelectionWith(s,r):t.state.tr.replaceSelection(o);return t.dispatch(l.scrollIntoView().setMeta("paste",!0).setMeta("uiEvent","paste")),!0}function Yi(t){let e=t.getData("text/plain")||t.getData("Text");if(e)return e;let n=t.getData("text/uri-list");return n?n.replace(/\r?\n/g," "):""}Mi.copy=Oi.cut=(t,e)=>{let n=e,r=t.state.selection,i="cut"==n.type;if(r.empty)return;let o=Ki?null:n.clipboardData,s=r.content(),{dom:l,text:a}=fi(t,s);o?(n.preventDefault(),o.clearData(),o.setData("text/html",l.innerHTML),o.setData("text/plain",a)):function(t,e){if(!t.dom.parentNode)return;let n=t.dom.parentNode.appendChild(document.createElement("div"));n.appendChild(e),n.style.cssText="position: fixed; left: -10000px; top: 10px";let r=getSelection(),i=document.createRange();i.selectNodeContents(e),t.dom.blur(),r.removeAllRanges(),r.addRange(i),setTimeout((()=>{n.parentNode&&n.parentNode.removeChild(n),t.focus()}),50)}(t,l),i&&t.dispatch(t.state.tr.deleteSelection().scrollIntoView().setMeta("uiEvent","cut"))},Oi.paste=(t,e)=>{let n=e;if(t.composing&&!Un)return;let r=Ki?null:n.clipboardData,i=t.input.shiftKey&&45!=t.input.lastKeyCode;r&&Hi(t,Yi(r),r.getData("text/html"),i,n)?n.preventDefault():function(t,e){if(!t.dom.parentNode)return;let n=t.input.shiftKey||t.state.selection.$from.parent.type.spec.code,r=t.dom.parentNode.appendChild(document.createElement(n?"textarea":"div"));n||(r.contentEditable="true"),r.style.cssText="position: fixed; left: -10000px; top: 10px",r.focus();let i=t.input.shiftKey&&45!=t.input.lastKeyCode;setTimeout((()=>{t.focus(),r.parentNode&&r.parentNode.removeChild(r),n?Hi(t,r.value,null,i,e):Hi(t,r.textContent,r.innerHTML,i,e)}),50)}(t,n)};class Ui{constructor(t,e,n){this.slice=t,this.move=e,this.node=n}}const Gi=Hn?"altKey":"ctrlKey";Mi.dragstart=(t,e)=>{let n=e,r=t.input.mouseDown;if(r&&r.done(),!n.dataTransfer)return;let i,o=t.state.selection,s=o.empty?null:t.posAtCoords($i(n));if(s&&s.pos>=o.from&&s.pos<=(o instanceof on?o.to-1:o.to));else if(r&&r.mightDrag)i=on.create(t.state.doc,r.mightDrag.pos);else if(n.target&&1==n.target.nodeType){let e=t.docView.nearestDesc(n.target,!0);e&&e.node.type.spec.draggable&&e!=t.docView&&(i=on.create(t.state.doc,e.posBefore))}let l=(i||t.state.selection).content(),{dom:a,text:c}=fi(t,l);n.dataTransfer.clearData(),n.dataTransfer.setData(Ki?"Text":"text/html",a.innerHTML),n.dataTransfer.effectAllowed="copyMove",Ki||n.dataTransfer.setData("text/plain",c),t.dragging=new Ui(l,!n[Gi],i)},Mi.dragend=t=>{let e=t.dragging;window.setTimeout((()=>{t.dragging==e&&(t.dragging=null)}),50)},Oi.dragover=Oi.dragenter=(t,e)=>e.preventDefault(),Oi.drop=(t,e)=>{let n=e,r=t.dragging;if(t.dragging=null,!n.dataTransfer)return;let i=t.posAtCoords($i(n));if(!i)return;let o=t.state.doc.resolve(i.pos),s=r&&r.slice;s?t.someProp("transformPasted",(e=>{s=e(s,t)})):s=pi(t,Yi(n.dataTransfer),Ki?null:n.dataTransfer.getData("text/html"),!1,o);let l=!(!r||n[Gi]);if(t.someProp("handleDrop",(e=>e(t,n,s||vt.empty,l))))return void n.preventDefault();if(!s)return;n.preventDefault();let a=s?function(t,e,n){let r=t.resolve(e);if(!n.content.size)return e;let i=n.content;for(let o=0;o=0;t--){let e=t==r.depth?0:r.pos<=(r.start(t+1)+r.end(t+1))/2?-1:1,n=r.index(t)+(e>0?1:0),s=r.node(t),l=!1;if(1==o)l=s.canReplace(n,n,i);else{let t=s.contentMatchAt(n).findWrapping(i.firstChild.type);l=t&&s.canReplaceWith(n,n,t[0])}if(l)return 0==e?r.pos:e<0?r.before(t+1):r.after(t+1)}return null}(t.state.doc,o.pos,s):o.pos;null==a&&(a=o.pos);let c=t.state.tr;if(l){let{node:t}=r;t?t.replace(c):c.deleteSelection()}let h=c.mapping.map(a),u=0==s.openStart&&0==s.openEnd&&1==s.content.childCount,d=c.doc;if(u?c.replaceRangeWith(h,h,s.content.firstChild):c.replaceRange(h,h,s),c.doc.eq(d))return;let f=c.doc.resolve(h);if(u&&on.isSelectable(s.content.firstChild)&&f.nodeAfter&&f.nodeAfter.sameMarkup(s.content.firstChild))c.setSelection(new on(f));else{let e=c.mapping.map(a);c.mapping.maps[c.mapping.maps.length-1].forEach(((t,n,r,i)=>e=i)),c.setSelection(Zr(t,f,c.doc.resolve(e)))}t.focus(),t.dispatch(c.setMeta("uiEvent","drop"))},Mi.focus=t=>{t.input.lastFocus=Date.now(),t.focused||(t.domObserver.stop(),t.dom.classList.add("ProseMirror-focused"),t.domObserver.start(),t.focused=!0,setTimeout((()=>{t.docView&&t.hasFocus()&&!t.domObserver.currentSelection.eq(t.domSelectionRange())&&qr(t)}),20))},Mi.blur=(t,e)=>{let n=e;t.focused&&(t.domObserver.stop(),t.dom.classList.remove("ProseMirror-focused"),t.domObserver.start(),n.relatedTarget&&t.dom.contains(n.relatedTarget)&&t.domObserver.currentSelection.clear(),t.focused=!1)},Mi.beforeinput=(t,e)=>{if(Wn&&Un&&"deleteContentBackward"==e.inputType){t.domObserver.flushSoon();let{domChangeCount:e}=t.input;setTimeout((()=>{if(t.input.domChangeCount!=e)return;if(t.dom.blur(),t.focus(),t.someProp("handleKeyDown",(e=>e(t,$n(8,"Backspace")))))return;let{$cursor:n}=t.state.selection;n&&n.pos>0&&t.dispatch(t.state.tr.delete(n.pos-1,n.pos).scrollIntoView())}),50)}};for(let os in Oi)Mi[os]=Oi[os];function Zi(t,e){if(t==e)return!0;for(let n in t)if(t[n]!==e[n])return!1;for(let n in e)if(!(n in t))return!1;return!0}class Xi{constructor(t,e){this.toDOM=t,this.spec=e||ro,this.side=this.spec.side||0}map(t,e,n,r){let{pos:i,deleted:o}=t.mapResult(e.from+r,this.side<0?-1:1);return o?null:new eo(i-n,i-n,this)}valid(){return!0}eq(t){return this==t||t instanceof Xi&&(this.spec.key&&this.spec.key==t.spec.key||this.toDOM==t.toDOM&&Zi(this.spec,t.spec))}destroy(t){this.spec.destroy&&this.spec.destroy(t)}}class Qi{constructor(t,e){this.attrs=t,this.spec=e||ro}map(t,e,n,r){let i=t.map(e.from+r,this.spec.inclusiveStart?-1:1)-n,o=t.map(e.to+r,this.spec.inclusiveEnd?1:-1)-n;return i>=o?null:new eo(i,o,this)}valid(t,e){return e.from=t&&(!i||i(s.spec))&&n.push(s.copy(s.from+r,s.to+r))}for(let o=0;ot){let s=this.children[o]+1;this.children[o+2].findInner(t-s,e-s,n,r+s,i)}}map(t,e,n){return this==oo||0==t.maps.length?this:this.mapInner(t,e,0,0,n||ro)}mapInner(t,e,n,r,i){let o;for(let s=0;s{let s=o-r-(n-e);for(let a=0;ao+h-t)continue;let c=l[a]+h-t;n>=c?l[a+1]=e<=c?-2:-1:r>=i&&s&&(l[a]+=s,l[a+1]+=s)}t+=s})),h=n.maps[c].map(h,-1)}let a=!1;for(let c=0;c=r.content.size){a=!0;continue}let u=n.map(t[c+1]+o,-1)-i,{index:d,offset:f}=r.content.findIndex(h),p=r.maybeChild(d);if(p&&f==h&&f+p.nodeSize==u){let r=l[c+2].mapInner(n,p,e+1,t[c]+o+1,s);r!=oo?(l[c]=h,l[c+1]=u,l[c+2]=r):(l[c+1]=-2,a=!0)}else a=!0}if(a){let a=function(t,e,n,r,i,o,s){function l(t,e){for(let o=0;o{let s,l=o+n;if(s=ao(e,t,l)){for(r||(r=this.children.slice());io&&e.to=t){this.children[s]==t&&(n=this.children[s+2]);break}let i=t+1,o=i+e.content.size;for(let s=0;si&&t.type instanceof Qi){let e=Math.max(i,t.from)-i,n=Math.min(o,t.to)-i;en.map(t,e,ro)));return so.from(n)}forChild(t,e){if(e.isLeaf)return io.empty;let n=[];for(let r=0;rt instanceof io))?t:t.reduce(((t,e)=>t.concat(e instanceof io?e:e.members)),[]))}}}function lo(t,e){if(!e||!t.length)return t;let n=[];for(let r=0;rn&&o.to{let l=ao(t,e,s+n);if(l){o=!0;let t=ho(l,e,n+s+1,r);t!=oo&&i.push(s,s+e.nodeSize,t)}}));let s=lo(o?co(t):t,-n).sort(uo);for(let l=0;l0;)e++;t.splice(e,0,n)}function mo(t){let e=[];return t.someProp("decorations",(n=>{let r=n(t.state);r&&r!=oo&&e.push(r)})),t.cursorWrapper&&e.push(io.create(t.state.doc,[t.cursorWrapper.deco])),so.from(e)}const go={childList:!0,characterData:!0,characterDataOldValue:!0,attributes:!0,attributeOldValue:!0,subtree:!0},yo=jn&&Vn<=11;class vo{constructor(){this.anchorNode=null,this.anchorOffset=0,this.focusNode=null,this.focusOffset=0}set(t){this.anchorNode=t.anchorNode,this.anchorOffset=t.anchorOffset,this.focusNode=t.focusNode,this.focusOffset=t.focusOffset}clear(){this.anchorNode=this.focusNode=null}eq(t){return t.anchorNode==this.anchorNode&&t.anchorOffset==this.anchorOffset&&t.focusNode==this.focusNode&&t.focusOffset==this.focusOffset}}class wo{constructor(t,e){this.view=t,this.handleDOMChange=e,this.queue=[],this.flushingSoon=-1,this.observer=null,this.currentSelection=new vo,this.onCharData=null,this.suppressingSelectionUpdates=!1,this.observer=window.MutationObserver&&new window.MutationObserver((t=>{for(let e=0;e"childList"==t.type&&t.removedNodes.length||"characterData"==t.type&&t.oldValue.length>t.target.nodeValue.length))?this.flushSoon():this.flush()})),yo&&(this.onCharData=t=>{this.queue.push({target:t.target,type:"characterData",oldValue:t.prevValue}),this.flushSoon()}),this.onSelectionChange=this.onSelectionChange.bind(this)}flushSoon(){this.flushingSoon<0&&(this.flushingSoon=window.setTimeout((()=>{this.flushingSoon=-1,this.flush()}),20))}forceFlush(){this.flushingSoon>-1&&(window.clearTimeout(this.flushingSoon),this.flushingSoon=-1,this.flush())}start(){this.observer&&(this.observer.takeRecords(),this.observer.observe(this.view.dom,go)),this.onCharData&&this.view.dom.addEventListener("DOMCharacterDataModified",this.onCharData),this.connectSelection()}stop(){if(this.observer){let t=this.observer.takeRecords();if(t.length){for(let e=0;ethis.flush()),20)}this.observer.disconnect()}this.onCharData&&this.view.dom.removeEventListener("DOMCharacterDataModified",this.onCharData),this.disconnectSelection()}connectSelection(){this.view.dom.ownerDocument.addEventListener("selectionchange",this.onSelectionChange)}disconnectSelection(){this.view.dom.ownerDocument.removeEventListener("selectionchange",this.onSelectionChange)}suppressSelectionUpdates(){this.suppressingSelectionUpdates=!0,setTimeout((()=>this.suppressingSelectionUpdates=!1),50)}onSelectionChange(){if(Xr(this.view)){if(this.suppressingSelectionUpdates)return qr(this.view);if(jn&&Vn<=11&&!this.view.state.selection.empty){let t=this.view.domSelectionRange();if(t.focusNode&&Cn(t.focusNode,t.focusOffset,t.anchorNode,t.anchorOffset))return this.flushSoon()}this.flush()}}setCurSelection(){this.currentSelection.set(this.view.domSelectionRange())}ignoreSelectionChange(t){if(!t.focusNode)return!0;let e,n=new Set;for(let i=t.focusNode;i;i=kn(i))n.add(i);for(let i=t.anchorNode;i;i=kn(i))if(n.has(i)){e=i;break}let r=e&&this.view.docView.nearestDesc(e);return r&&r.ignoreMutation({type:"selection",target:3==e.nodeType?e.parentNode:e})?(this.setCurSelection(),!0):void 0}pendingRecords(){if(this.observer)for(let t of this.observer.takeRecords())this.queue.push(t);return this.queue}flush(){let{view:t}=this;if(!t.docView||this.flushingSoon>-1)return;let e=this.pendingRecords();e.length&&(this.queue=[]);let n=t.domSelectionRange(),r=!this.suppressingSelectionUpdates&&!this.currentSelection.eq(n)&&Xr(t)&&!this.ignoreSelectionChange(n),i=-1,o=-1,s=!1,l=[];if(t.editable)for(let c=0;c1){let t=l.filter((t=>"BR"==t.nodeName));if(2==t.length){let e=t[0],n=t[1];e.parentNode&&e.parentNode.parentNode==n.parentNode?n.remove():e.remove()}}let a=null;i<0&&r&&t.input.lastFocus>Date.now()-200&&Math.max(t.input.lastTouch,t.input.lastClick.time)-1||r)&&(i>-1&&(t.docView.markDirty(i,o),function(t){if(bo.has(t))return;if(bo.set(t,null),-1!==["normal","nowrap","pre-line"].indexOf(getComputedStyle(t.dom).whiteSpace)){if(t.requiresGeckoHackNode=Fn,xo)return;console.warn("ProseMirror expects the CSS white-space property to be set, preferably to 'pre-wrap'. 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s=t.state.doc.resolve(e),l=s.sharedDepth(n);e=s.before(l+1),n=t.state.doc.resolve(n).after(l+1);let a,c,h=t.state.selection,u=function(t,e,n){let r,{node:i,fromOffset:o,toOffset:s,from:l,to:a}=t.docView.parseRange(e,n),c=t.domSelectionRange(),h=c.anchorNode;if(h&&t.dom.contains(1==h.nodeType?h:h.parentNode)&&(r=[{node:h,offset:c.anchorOffset}],En(c)||r.push({node:c.focusNode,offset:c.focusOffset})),Wn&&8===t.input.lastKeyCode)for(let g=s;g>o;g--){let t=i.childNodes[g-1],e=t.pmViewDesc;if("BR"==t.nodeName&&!e){s=g;break}if(!e||e.size)break}let u=t.state.doc,d=t.someProp("domParser")||ne.fromSchema(t.state.schema),f=u.resolve(l),p=null,m=d.parse(i,{topNode:f.parent,topMatch:f.parent.contentMatchAt(f.index()),topOpen:!0,from:o,to:s,preserveWhitespace:"pre"!=f.parent.type.whitespace||"full",findPositions:r,ruleFromNode:So,context:f});if(r&&null!=r[0].pos){let t=r[0].pos,e=r[1]&&r[1].pos;null==e&&(e=t),p={anchor:t+l,head:e+l}}return{doc:m,sel:p,from:l,to:a}}(t,e,n),d=t.state.doc,f=d.slice(u.from,u.to);8===t.input.lastKeyCode&&Date.now()-100=s?o-r:0;o-=t,o&&o=l?o-r:0;o-=e,o&&oDate.now()-225||Un)&&i.some((t=>1==t.nodeType&&!ko.test(t.nodeName)))&&(!p||p.endA>=p.endB)&&t.someProp("handleKeyDown",(e=>e(t,$n(13,"Enter")))))return void(t.input.lastIOSEnter=0);if(!p){if(!(r&&h instanceof nn&&!h.empty&&h.$head.sameParent(h.$anchor))||t.composing||u.sel&&u.sel.anchor!=u.sel.head){if(u.sel){let e=Oo(t,t.state.doc,u.sel);if(e&&!e.eq(t.state.selection)){let n=t.state.tr.setSelection(e);o&&n.setMeta("composition",o),t.dispatch(n)}}return}p={start:h.from,endA:h.to,endB:h.to}}if(Wn&&t.cursorWrapper&&u.sel&&u.sel.anchor==t.cursorWrapper.deco.from&&u.sel.head==u.sel.anchor){let t=p.endB-p.start;u.sel={anchor:u.sel.anchor+t,head:u.sel.anchor+t}}t.input.domChangeCount++,t.state.selection.fromt.state.selection.from&&p.start<=t.state.selection.from+2&&t.state.selection.from>=u.from?p.start=t.state.selection.from:p.endA=t.state.selection.to-2&&t.state.selection.to<=u.to&&(p.endB+=t.state.selection.to-p.endA,p.endA=t.state.selection.to)),jn&&Vn<=11&&p.endB==p.start+1&&p.endA==p.start&&p.start>u.from&&"  "==u.doc.textBetween(p.start-u.from-1,p.start-u.from+1)&&(p.start--,p.endA--,p.endB--);let m,g=u.doc.resolveNoCache(p.start-u.from),y=u.doc.resolveNoCache(p.endB-u.from),v=d.resolve(p.start),w=g.sameParent(y)&&g.parent.inlineContent&&v.end()>=p.endA;if((Kn&&t.input.lastIOSEnter>Date.now()-225&&(!w||i.some((t=>"DIV"==t.nodeName||"P"==t.nodeName)))||!w&&g.pose(t,$n(13,"Enter")))))return void(t.input.lastIOSEnter=0);if(t.state.selection.anchor>p.start&&function(t,e,n,r,i){if(!r.parent.isTextblock||n-e<=i.pos-r.pos||Co(r,!0,!1)n||Co(s,!0,!1)e(t,$n(8,"Backspace")))))return void(Un&&Wn&&t.domObserver.suppressSelectionUpdates());Wn&&Un&&p.endB==p.start&&(t.input.lastAndroidDelete=Date.now()),Un&&!w&&g.start()!=y.start()&&0==y.parentOffset&&g.depth==y.depth&&u.sel&&u.sel.anchor==u.sel.head&&u.sel.head==p.endA&&(p.endB-=2,y=u.doc.resolveNoCache(p.endB-u.from),setTimeout((()=>{t.someProp("handleKeyDown",(function(e){return e(t,$n(13,"Enter"))}))}),20));let b,x,S,k=p.start,M=p.endA;if(w)if(g.pos==y.pos)jn&&Vn<=11&&0==g.parentOffset&&(t.domObserver.suppressSelectionUpdates(),setTimeout((()=>qr(t)),20)),b=t.state.tr.delete(k,M),x=d.resolve(p.start).marksAcross(d.resolve(p.endA));else if(p.endA==p.endB&&(S=function(t,e){let n,r,i,o=t.firstChild.marks,s=e.firstChild.marks,l=o,a=s;for(let h=0;ht.mark(r.addToSet(t.marks));else{if(0!=l.length||1!=a.length)return null;r=a[0],n="remove",i=t=>t.mark(r.removeFromSet(t.marks))}let c=[];for(let h=0;hn(t,k,M,e))))return;b=t.state.tr.insertText(e,k,M)}if(b||(b=t.state.tr.replace(k,M,u.doc.slice(p.start-u.from,p.endB-u.from))),u.sel){let e=Oo(t,b.doc,u.sel);e&&!(Wn&&Un&&t.composing&&e.empty&&(p.start!=p.endB||t.input.lastAndroidDeletee.content.size?null:Zr(t,e.resolve(n.anchor),e.resolve(n.head))}function Co(t,e,n){let r=t.depth,i=e?t.end():t.pos;for(;r>0&&(e||t.indexAfter(r)==t.node(r).childCount);)r--,i++,e=!1;if(n){let e=t.node(r).maybeChild(t.indexAfter(r));for(;e&&!e.isLeaf;)e=e.firstChild,i++}return i}function Do(t){if(2!=t.length)return!1;let e=t.charCodeAt(0),n=t.charCodeAt(1);return e>=56320&&e<=57343&&n>=55296&&n<=56319}class No{constructor(t,e){this._root=null,this.focused=!1,this.trackWrites=null,this.mounted=!1,this.markCursor=null,this.cursorWrapper=null,this.lastSelectedViewDesc=void 0,this.input=new Di,this.prevDirectPlugins=[],this.pluginViews=[],this.requiresGeckoHackNode=!1,this.dragging=null,this._props=e,this.state=e.state,this.directPlugins=e.plugins||[],this.directPlugins.forEach(Po),this.dispatch=this.dispatch.bind(this),this.dom=t&&t.mount||document.createElement("div"),t&&(t.appendChild?t.appendChild(this.dom):"function"==typeof t?t(this.dom):t.mount&&(this.mounted=!0)),this.editable=Eo(this),Ao(this),this.nodeViews=$o(this),this.docView=Cr(this.state.doc,To(this),mo(this),this.dom,this),this.domObserver=new wo(this,((t,e,n,r)=>Mo(this,t,e,n,r))),this.domObserver.start(),function(t){for(let e in Mi){let n=Mi[e];t.dom.addEventListener(e,t.input.eventHandlers[e]=e=>{!Ei(t,e)||Ai(t,e)||!t.editable&&e.type in Oi||n(t,e)},Ci[e]?{passive:!0}:void 0)}Jn&&t.dom.addEventListener("input",(()=>null)),Ti(t)}(this),this.updatePluginViews()}get composing(){return this.input.composing}get props(){if(this._props.state!=this.state){let t=this._props;this._props={};for(let e in t)this._props[e]=t[e];this._props.state=this.state}return this._props}update(t){t.handleDOMEvents!=this._props.handleDOMEvents&&Ti(this);let e=this._props;this._props=t,t.plugins&&(t.plugins.forEach(Po),this.directPlugins=t.plugins),this.updateStateInner(t.state,e)}setProps(t){let e={};for(let n in this._props)e[n]=this._props[n];e.state=this.state;for(let n in t)e[n]=t[n];this.update(e)}updateState(t){this.updateStateInner(t,this._props)}updateStateInner(t,e){var n;let r=this.state,i=!1,o=!1;t.storedMarks&&this.composing&&(qi(this),o=!0),this.state=t;let s=r.plugins!=t.plugins||this._props.plugins!=e.plugins;if(s||this._props.plugins!=e.plugins||this._props.nodeViews!=e.nodeViews){let t=$o(this);(function(t,e){let n=0,r=0;for(let i in t){if(t[i]!=e[i])return!0;n++}for(let i in e)r++;return n!=r})(t,this.nodeViews)&&(this.nodeViews=t,i=!0)}(s||e.handleDOMEvents!=this._props.handleDOMEvents)&&Ti(this),this.editable=Eo(this),Ao(this);let l=mo(this),a=To(this),c=r.plugins==t.plugins||r.doc.eq(t.doc)?t.scrollToSelection>r.scrollToSelection?"to selection":"preserve":"reset",h=i||!this.docView.matchesNode(t.doc,a,l);!h&&t.selection.eq(r.selection)||(o=!0);let u="preserve"==c&&o&&null==this.dom.style.overflowAnchor&&function(t){let e,n,r=t.dom.getBoundingClientRect(),i=Math.max(0,r.top);for(let o=(r.left+r.right)/2,s=i+1;s=i-20){e=r,n=l.top;break}}return{refDOM:e,refTop:n,stack:nr(t.dom)}}(this);if(o){this.domObserver.stop();let e=h&&(jn||Wn)&&!this.composing&&!r.selection.empty&&!t.selection.empty&&function(t,e){let n=Math.min(t.$anchor.sharedDepth(t.head),e.$anchor.sharedDepth(e.head));return t.$anchor.start(n)!=e.$anchor.start(n)}(r.selection,t.selection);if(h){let n=Wn?this.trackWrites=this.domSelectionRange().focusNode:null;!i&&this.docView.update(t.doc,a,l,this)||(this.docView.updateOuterDeco([]),this.docView.destroy(),this.docView=Cr(t.doc,a,l,this.dom,this)),n&&!this.trackWrites&&(e=!0)}e||!(this.input.mouseDown&&this.domObserver.currentSelection.eq(this.domSelectionRange())&&function(t){let e=t.docView.domFromPos(t.state.selection.anchor,0),n=t.domSelectionRange();return Cn(e.node,e.offset,n.anchorNode,n.anchorOffset)}(this))?qr(this,e):(Ur(this,t.selection),this.domObserver.setCurSelection()),this.domObserver.start()}this.updatePluginViews(r),(null===(n=this.dragging)||void 0===n?void 0:n.node)&&!r.doc.eq(t.doc)&&this.updateDraggedNode(this.dragging,r),"reset"==c?this.dom.scrollTop=0:"to selection"==c?this.scrollToSelection():u&&function({refDOM:t,refTop:e,stack:n}){let r=t?t.getBoundingClientRect().top:0;rr(n,0==r?0:r-e)}(u)}scrollToSelection(){let t=this.domSelectionRange().focusNode;if(this.someProp("handleScrollToSelection",(t=>t(this))));else if(this.state.selection instanceof on){let e=this.docView.domAfterPos(this.state.selection.from);1==e.nodeType&&er(this,e.getBoundingClientRect(),t)}else er(this,this.coordsAtPos(this.state.selection.head,1),t)}destroyPluginViews(){let t;for(;t=this.pluginViews.pop();)t.destroy&&t.destroy()}updatePluginViews(t){if(t&&t.plugins==this.state.plugins&&this.directPlugins==this.prevDirectPlugins)for(let e=0;e0&&this.state.doc.nodeAt(t))==n.node&&(r=t)}this.dragging=new Ui(t.slice,t.move,r<0?void 0:on.create(this.state.doc,r))}someProp(t,e){let n,r=this._props&&this._props[t];if(null!=r&&(n=e?e(r):r))return n;for(let o=0;oe.ownerDocument.getSelection()),this._root=e;return t||document}updateRoot(){this._root=null}posAtCoords(t){return ar(this,t)}coordsAtPos(t,e=1){return dr(this,t,e)}domAtPos(t,e=0){return this.docView.domFromPos(t,e)}nodeDOM(t){let e=this.docView.descAt(t);return e?e.nodeDOM:null}posAtDOM(t,e,n=-1){let r=this.docView.posFromDOM(t,e,n);if(null==r)throw new RangeError("DOM position not inside the editor");return r}endOfTextblock(t,e){return br(this,e||this.state,t)}pasteHTML(t,e){return Hi(this,"",t,!1,e||new ClipboardEvent("paste"))}pasteText(t,e){return Hi(this,t,null,!0,e||new ClipboardEvent("paste"))}destroy(){this.docView&&(!function(t){t.domObserver.stop();for(let e in t.input.eventHandlers)t.dom.removeEventListener(e,t.input.eventHandlers[e]);clearTimeout(t.input.composingTimeout),clearTimeout(t.input.lastIOSEnterFallbackTimeout)}(this),this.destroyPluginViews(),this.mounted?(this.docView.update(this.state.doc,[],mo(this),this),this.dom.textContent=""):this.dom.parentNode&&this.dom.parentNode.removeChild(this.dom),this.docView.destroy(),this.docView=null)}get isDestroyed(){return null==this.docView}dispatchEvent(t){return function(t,e){Ai(t,e)||!Mi[e.type]||!t.editable&&e.type in Oi||Mi[e.type](t,e)}(this,t)}dispatch(t){let e=this._props.dispatchTransaction;e?e.call(this,t):this.updateState(this.state.apply(t))}domSelectionRange(){return Jn&&11===this.root.nodeType&&function(t){let e=t.activeElement;for(;e&&e.shadowRoot;)e=e.shadowRoot.activeElement;return e}(this.dom.ownerDocument)==this.dom?function(t){let e;function n(t){t.preventDefault(),t.stopImmediatePropagation(),e=t.getTargetRanges()[0]}t.dom.addEventListener("beforeinput",n,!0),document.execCommand("indent"),t.dom.removeEventListener("beforeinput",n,!0);let r=e.startContainer,i=e.startOffset,o=e.endContainer,s=e.endOffset,l=t.domAtPos(t.state.selection.anchor);return Cn(l.node,l.offset,o,s)&&([r,i,o,s]=[o,s,r,i]),{anchorNode:r,anchorOffset:i,focusNode:o,focusOffset:s}}(this):this.domSelection()}domSelection(){return this.root.getSelection()}}function To(t){let e=Object.create(null);return e.class="ProseMirror",e.contenteditable=String(t.editable),t.someProp("attributes",(n=>{if("function"==typeof n&&(n=n(t.state)),n)for(let t in 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