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this.spec.whitespace||(this.spec.code?"pre":"normal")}hasRequiredAttrs(){for(let t in this.attrs)if(this.attrs[t].isRequired)return!0;return!1}compatibleContent(t){return this==t||this.contentMatch.compatible(t.contentMatch)}computeAttrs(t){return!t&&this.defaultAttrs?this.defaultAttrs:I(this.attrs,t)}create(t=null,e,n){if(this.isText)throw Error("NodeType.create can't construct text nodes");return new M(this,this.computeAttrs(t),i.from(e),h.setFrom(n))}createChecked(t=null,e,n){return e=i.from(e),this.checkContent(e),new M(this,this.computeAttrs(t),e,h.setFrom(n))}createAndFill(t=null,e,n){if(t=this.computeAttrs(t),(e=i.from(e)).size){let t=this.contentMatch.fillBefore(e);if(!t)return null;e=t.append(e)}let r=this.contentMatch.matchFragment(e),s=r&&r.fillBefore(i.empty,!0);return s?new M(this,t,e.append(s),h.setFrom(n)):null}validContent(t){let e=this.contentMatch.matchFragment(t);if(!e||!e.validEnd)return!1;for(let e=0;e<t.childCount;e++)if(!this.allowsMarks(t.child(e).marks))return!1;return!0}checkContent(t){if(!this.validContent(t))throw RangeError(`Invalid content for node ${this.name}: ${t.toString().slice(0,50)}`)}allowsMarkType(t){return null==this.markSet||this.markSet.indexOf(t)>-1}allowsMarks(t){if(null==this.markSet)return!0;for(let e=0;e<t.length;e++)if(!this.allowsMarkType(t[e].type))return!1;return!0}allowedMarks(t){let e;if(null==this.markSet)return t;for(let n=0;n<t.length;n++)this.allowsMarkType(t[n].type)?e&&e.push(t[n]):e||(e=t.slice(0,n));return e?e.length?e:h.none:t}static compile(t,e){let n=Object.create(null);t.forEach((t,r)=>n[t]=new F(t,e,r));let r=e.spec.topNode||"doc";if(!n[r])throw RangeError("Schema is missing its top node type ('"+r+"')");if(!n.text)throw RangeError("Every schema needs a 'text' type");for(let t in n.text.attrs)throw RangeError("The text node type should not have attributes");return n}}class J{constructor(t){this.hasDefault=Object.prototype.hasOwnProperty.call(t,"default"),this.default=t.default}get isRequired(){return!this.hasDefault}}class D{constructor(t,e,n,r){this.name=t,this.rank=e,this.schema=n,this.spec=r,this.attrs=z(r.attrs),this.excluded=null;let i=A(this.attrs);this.instance=i?new h(this,i):null}create(t=null){return!t&&this.instance?this.instance:new h(this,I(this.attrs,t))}static compile(t,e){let n=Object.create(null),r=0;return t.forEach((t,i)=>n[t]=new D(t,r++,e,i)),n}removeFromSet(t){for(var e=0;e<t.length;e++)t[e].type==this&&(t=t.slice(0,e).concat(t.slice(e+1)),e--);return t}isInSet(t){for(let e=0;e<t.length;e++)if(t[e].type==this)return t[e]}excludes(t){return this.excluded.indexOf(t)>-1}}class ${constructor(t){this.cached=Object.create(null);let e=this.spec={};for(let n in t)e[n]=t[n];e.nodes=r.from(t.nodes),e.marks=r.from(t.marks||{}),this.nodes=F.compile(this.spec.nodes,this),this.marks=D.compile(this.spec.marks,this);let n=Object.create(null);for(let t in this.nodes){if(t in this.marks)throw RangeError(t+" can not be both a node and a mark");let e=this.nodes[t],r=e.spec.content||"",i=e.spec.marks;e.contentMatch=n[r]||(n[r]=b.parse(r,this.nodes)),e.inlineContent=e.contentMatch.inlineContent,e.markSet="_"==i?null:i?B(this,i.split(" ")):""!=i&&e.inlineContent?null:[]}for(let t in this.marks){let e=this.marks[t],n=e.spec.excludes;e.excluded=null==n?[e]:""==n?[]:B(this,n.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 F){if(t.schema!=this)throw RangeError("Node type from different schema used ("+t.name+")")}else throw RangeError("Invalid node type: "+t);return t.createChecked(e,n,r)}text(t,e){let n=this.nodes.text;return new C(n,n.defaultAttrs,t,h.setFrom(e))}mark(t,e){return"string"==typeof t&&(t=this.marks[t]),t.create(e)}nodeFromJSON(t){return M.fromJSON(this,t)}markFromJSON(t){return h.fromJSON(this,t)}nodeType(t){let e=this.nodes[t];if(!e)throw RangeError("Unknown node type: "+t);return e}}function B(t,e){let n=[];for(let r=0;r<e.length;r++){let i=e[r],s=t.marks[i],o=s;if(s)n.push(s);else for(let e in t.marks){let r=t.marks[e];("_"==i||r.spec.group&&r.spec.group.split(" ").indexOf(i)>-1)&&n.push(o=r)}if(!o)throw SyntaxError("Unknown mark type: '"+e[r]+"'")}return n}class P{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 Y(this,e,!1);return n.addAll(t,e.from,e.to),n.finish()}parseSlice(t,e={}){let n=new Y(this,e,!0);return n.addAll(t,e.from,e.to),c.maxOpen(n.finish())}matchTag(t,e,n){for(let i=n?this.tags.indexOf(n)+1:0;i<this.tags.length;i++){var r;let n=this.tags[i];if(r=n.tag,(t.matches||t.msMatchesSelector||t.webkitMatchesSelector||t.mozMatchesSelector).call(t,r)&&(void 0===n.namespace||t.namespaceURI==n.namespace)&&(!n.context||e.matchesContext(n.context))){if(n.getAttrs){let e=n.getAttrs(t);if(!1===e)continue;n.attrs=e||void 0}return n}}}matchStyle(t,e,n,r){for(let i=r?this.styles.indexOf(r)+1:0;i<this.styles.length;i++){let r=this.styles[i],s=r.style;if(0==s.indexOf(t)&&(!r.context||n.matchesContext(r.context))&&(!(s.length>t.length)||61==s.charCodeAt(t.length)&&s.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<e.length;r++){let t=e[r];if((null==t.priority?50:t.priority)<n)break}e.splice(r,0,t)}for(let e in t.marks){let r=t.marks[e].spec.parseDOM;r&&r.forEach(t=>{n(t=_(t)),t.mark||t.ignore||t.clearMark||(t.mark=e)})}for(let e in t.nodes){let r=t.nodes[e].spec.parseDOM;r&&r.forEach(t=>{n(t=_(t)),t.node||t.ignore||t.mark||(t.node=e)})}return e}static fromSchema(t){return t.cached.domParser||(t.cached.domParser=new P(t,P.schemaRules(t)))}}let j={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},q={head:!0,noscript:!0,object:!0,script:!0,style:!0,title:!0},W={ol:!0,ul:!0};function L(t,e,n){return null!=e?(e?1:0)|("full"===e?2:0):t&&"pre"==t.whitespace?3:-5&n}class H{constructor(t,e,n,r,i,s,o){this.type=t,this.attrs=e,this.marks=n,this.pendingMarks=r,this.solid=i,this.options=o,this.content=[],this.activeMarks=h.none,this.stashMarks=[],this.match=s||(4&o?null:t.contentMatch)}findWrapping(t){if(!this.match){if(!this.type)return[];let e=this.type.contentMatch.fillBefore(i.from(t));if(e)this.match=this.type.contentMatch.matchFragment(e);else{let e=this.type.contentMatch,n;return(n=e.findWrapping(t.type))?(this.match=e,n):null}}return this.match.findWrapping(t.type)}finish(t){if(!(1&this.options)){let t=this.content[this.content.length-1],e;t&&t.isText&&(e=/[ \t\r\n\u000c]+$/.exec(t.text))&&(t.text.length==e[0].length?this.content.pop():this.content[this.content.length-1]=t.withText(t.text.slice(0,t.text.length-e[0].length)))}let e=i.from(this.content);return!t&&this.match&&(e=e.append(this.match.fillBefore(i.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;e<n.length;e++){let r=n[e];(this.type?this.type.allowsMarkType(r.type):function(t,e){let n=e.schema.nodes;for(let r in n){let i=n[r];if(!i.allowsMarkType(t))continue;let s=[],o=t=>{s.push(t);for(let n=0;n<t.edgeCount;n++){let{type:r,next:i}=t.edge(n);if(r==e||0>s.indexOf(i)&&o(i))return!0}};if(o(i.contentMatch))return!0}}(r.type,t))&&!r.isInSet(this.activeMarks)&&(this.activeMarks=r.addToSet(this.activeMarks),this.pendingMarks=r.removeFromSet(this.pendingMarks))}}inlineContext(t){return this.type?this.type.inlineContent:this.content.length?this.content[0].isInline:t.parentNode&&!j.hasOwnProperty(t.parentNode.nodeName.toLowerCase())}}class Y{constructor(t,e,n){this.parser=t,this.options=e,this.isOpen=n,this.open=0;let r=e.topNode,i,s=L(null,e.preserveWhitespace,0)|(n?4:0);i=r?new H(r.type,r.attrs,h.none,h.none,!0,e.topMatch||r.type.contentMatch,s):n?new H(null,null,h.none,h.none,!0,null,s):new H(t.schema.topNodeType,null,h.none,h.none,!0,null,s),this.nodes=[i],this.find=e.findPositions,this.needsBlock=!1}get top(){return this.nodes[this.open]}addDOM(t){3==t.nodeType?this.addTextNode(t):1==t.nodeType&&this.addElement(t)}withStyleRules(t,e){let n=t.getAttribute("style");if(!n)return e();let r=this.readStyles(function(t){let e=/\s*([\w-]+)\s*:\s*([^;]+)/g,n,r=[];for(;n=e.exec(t);)r.push(n[1],n[2].trim());return r}(n));if(!r)return;let[i,s]=r,o=this.top;for(let t=0;t<s.length;t++)this.removePendingMark(s[t],o);for(let t=0;t<i.length;t++)this.addPendingMark(i[t]);e();for(let t=0;t<i.length;t++)this.removePendingMark(i[t],o);for(let t=0;t<s.length;t++)this.addPendingMark(s[t])}addTextNode(t){let e=t.nodeValue,n=this.top;if(2&n.options||n.inlineContext(t)||/[^ \t\r\n\u000c]/.test(e)){if(1&n.options)e=2&n.options?e.replace(/\r\n?/g,"\n"):e.replace(/\r?\n|\r/g," ");else if(e=e.replace(/[ \t\r\n\u000c]+/g," "),/^[ \t\r\n\u000c]/.test(e)&&this.open==this.nodes.length-1){let r=n.content[n.content.length-1],i=t.previousSibling;(!r||i&&"BR"==i.nodeName||r.isText&&/[ \t\r\n\u000c]$/.test(r.text))&&(e=e.slice(1))}e&&this.insertNode(this.parser.schema.text(e)),this.findInText(t)}else this.findInside(t)}addElement(t,e){let n=t.nodeName.toLowerCase(),r;W.hasOwnProperty(n)&&this.parser.normalizeLists&&function(t){for(let e=t.firstChild,n=null;e;e=e.nextSibling){let t=1==e.nodeType?e.nodeName.toLowerCase():null;t&&W.hasOwnProperty(t)&&n?(n.appendChild(e),e=n):"li"==t?n=e:t&&(n=null)}}(t);let i=this.options.ruleFromNode&&this.options.ruleFromNode(t)||(r=this.parser.matchTag(t,this,e));if(i?i.ignore:q.hasOwnProperty(n))this.findInside(t),this.ignoreFallback(t);else if(!i||i.skip||i.closeParent){i&&i.closeParent?this.open=Math.max(0,this.open-1):i&&i.skip.nodeType&&(t=i.skip);let e,r=this.top,s=this.needsBlock;if(j.hasOwnProperty(n))r.content.length&&r.content[0].isInline&&this.open&&(this.open--,r=this.top),e=!0,r.type||(this.needsBlock=!0);else if(!t.firstChild){this.leafFallback(t);return}i&&i.skip?this.addAll(t):this.withStyleRules(t,()=>this.addAll(t)),e&&this.sync(r),this.needsBlock=s}else this.withStyleRules(t,()=>{this.addElementByRule(t,i,!1===i.consuming?r: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=h.none,n=h.none;for(let r=0;r<t.length;r+=2)for(let i;;){let s=this.parser.matchStyle(t[r],t[r+1],this,i);if(!s)break;if(s.ignore)return null;if(s.clearMark?this.top.pendingMarks.concat(this.top.activeMarks).forEach(t=>{s.clearMark(t)&&(n=t.addToSet(n))}):e=this.parser.schema.marks[s.mark].create(s.attrs).addToSet(e),!1===s.consuming)i=s;else break}return[e,n]}addElementByRule(t,e,n){let r,i,s;e.node?(i=this.parser.schema.nodes[e.node]).isLeaf?this.insertNode(i.create(e.attrs))||this.leafFallback(t):r=this.enter(i,e.attrs||null,e.preserveWhitespace):(s=this.parser.schema.marks[e.mark].create(e.attrs),this.addPendingMark(s));let o=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(o)&&this.open--,s&&this.removePendingMark(s,o)}addAll(t,e,n){let r=e||0;for(let i=e?t.childNodes[e]:t.firstChild,s=null==n?null:t.childNodes[n];i!=s;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],s=i.findWrapping(t);if(s&&(!e||e.length>s.length)&&(e=s,n=i,!s.length)||i.solid)break}if(!e)return!1;this.sync(n);for(let t=0;t<e.length;t++)this.enterInner(e[t],null,!1);return!0}insertNode(t){if(t.isInline&&this.needsBlock&&!this.top.type){let t=this.textblockFromContext();t&&this.enterInner(t)}if(this.findPlace(t)){this.closeExtra();let e=this.top;e.applyPending(t.type),e.match&&(e.match=e.match.matchType(t.type));let n=e.activeMarks;for(let r=0;r<t.marks.length;r++)(!e.type||e.type.allowsMarkType(t.marks[r].type))&&(n=t.marks[r].addToSet(n));return e.content.push(t.mark(n)),!0}return!1}enter(t,e,n){let r=this.findPlace(t.create(e));return r&&this.enterInner(t,e,!0,n),r}enterInner(t,e=null,n=!1,r){this.closeExtra();let i=this.top;i.applyPending(t),i.match=i.match&&i.match.matchType(t);let s=L(t,r,i.options);4&i.options&&0==i.content.length&&(s|=4),this.nodes.push(new H(t,e,i.activeMarks,i.pendingMarks,n,null,s)),this.open++}closeExtra(t=!1){let e=this.nodes.length-1;if(e>this.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<this.find.length;n++)this.find[n].node==t&&this.find[n].offset==e&&(this.find[n].pos=this.currentPos)}findInside(t){if(this.find)for(let e=0;e<this.find.length;e++)null==this.find[e].pos&&1==t.nodeType&&t.contains(this.find[e].node)&&(this.find[e].pos=this.currentPos)}findAround(t,e,n){if(t!=e&&this.find)for(let r=0;r<this.find.length;r++)null==this.find[r].pos&&1==t.nodeType&&t.contains(this.find[r].node)&&e.compareDocumentPosition(this.find[r].node)&(n?2:4)&&(this.find[r].pos=this.currentPos)}findInText(t){if(this.find)for(let e=0;e<this.find.length;e++)this.find[e].node==t&&(this.find[e].pos=this.currentPos-(t.nodeValue.length-this.find[e].offset))}matchesContext(t){if(t.indexOf("|")>-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),s=(t,o)=>{for(;t>=0;t--){let l=e[t];if(""==l){if(t==e.length-1||0==t)continue;for(;o>=i;o--)if(s(t-1,o))return!0;return!1}{let t=o>0||0==o&&r?this.nodes[o].type:n&&o>=i?n.node(o-i).type:null;if(!t||t.name!=l&&-1==t.groups.indexOf(l))return!1;o--}}return!0};return s(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 t in this.parser.schema.nodes){let e=this.parser.schema.nodes[t];if(e.isTextblock&&e.defaultAttrs)return e}}addPendingMark(t){let e=function(t,e){for(let n=0;n<e.length;n++)if(t.eq(e[n]))return e[n]}(t,this.top.pendingMarks);e&&this.top.stashMarks.push(e),this.top.pendingMarks=t.addToSet(this.top.pendingMarks)}removePendingMark(t,e){for(let n=this.open;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 _(t){let e={};for(let n in t)e[n]=t[n];return e}class U{constructor(t,e){this.nodes=t,this.marks=e}serializeFragment(t,e={},n){n||(n=K(e).createDocumentFragment());let r=n,i=[];return t.forEach(t=>{if(i.length||t.marks.length){let n=0,s=0;for(;n<i.length&&s<t.marks.length;){let e=t.marks[s];if(!this.marks[e.type.name]){s++;continue}if(!e.eq(i[n][0])||!1===e.type.spec.spanning)break;n++,s++}for(;n<i.length;)r=i.pop()[1];for(;s<t.marks.length;){let n=t.marks[s++],o=this.serializeMark(n,t.isInline,e);o&&(i.push([n,r]),r.appendChild(o.dom),r=o.contentDOM||o.dom)}}r.appendChild(this.serializeNodeInner(t,e))}),n}serializeNodeInner(t,e){let{dom:n,contentDOM:r}=U.renderSpec(K(e),this.nodes[t.type.name](t));if(r){if(t.isLeaf)throw RangeError("Content hole not allowed in a leaf node spec");this.serializeFragment(t.content,e,r)}return n}serializeNode(t,e={}){let n=this.serializeNodeInner(t,e);for(let r=t.marks.length-1;r>=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&&U.renderSpec(K(n),r(t,e))}static renderSpec(t,e,n=null){let r;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 i=e[0],s=i.indexOf(" ");s>0&&(n=i.slice(0,s),i=i.slice(s+1));let o=n?t.createElementNS(n,i):t.createElement(i),l=e[1],h=1;if(l&&"object"==typeof l&&null==l.nodeType&&!Array.isArray(l)){for(let t in h=2,l)if(null!=l[t]){let e=t.indexOf(" ");e>0?o.setAttributeNS(t.slice(0,e),t.slice(e+1),l[t]):o.setAttribute(t,l[t])}}for(let i=h;i<e.length;i++){let s=e[i];if(0===s){if(i<e.length-1||i>h)throw RangeError("Content hole must be the only child of its parent node");return{dom:o,contentDOM:o}}{let{dom:e,contentDOM:i}=U.renderSpec(t,s,n);if(o.appendChild(e),i){if(r)throw RangeError("Multiple content holes");r=i}}}return{dom:o,contentDOM:r}}static fromSchema(t){return t.cached.domSerializer||(t.cached.domSerializer=new U(this.nodesFromSchema(t),this.marksFromSchema(t)))}static nodesFromSchema(t){let e=V(t.nodes);return e.text||(e.text=t=>t.text),e}static marksFromSchema(t){return V(t.marks)}}function V(t){let e={};for(let n in t){let r=t[n].spec.toDOM;r&&(e[n]=r)}return e}function K(t){return t.document||window.document}},3317:function(t,e,n){n.d(e,{Bs:function(){return c},C1:function(){return f},H$:function(){return E},Sy:function(){return C},Y1:function(){return o},qv:function(){return u},xm:function(){return l},yy:function(){return M}});var r=n(5570),i=n(5084);let s=Object.create(null);class o{constructor(t,e,n){this.$anchor=t,this.$head=e,this.ranges=n||[new l(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<t.length;e++)if(t[e].$from.pos!=t[e].$to.pos)return!1;return!0}content(){return this.$from.doc.slice(this.from,this.to,!0)}replace(t,e=r.p2.empty){let n=e.content.lastChild,i=null;for(let t=0;t<e.openEnd;t++)i=n,n=n.lastChild;let s=t.steps.length,o=this.ranges;for(let l=0;l<o.length;l++){let{$from:h,$to:a}=o[l],c=t.mapping.slice(s);t.replaceRange(c.map(h.pos),c.map(a.pos),l?r.p2.empty:e),0==l&&y(t,s,(n?n.isInline:i&&i.isTextblock)?-1:1)}}replaceWith(t,e){let n=t.steps.length,r=this.ranges;for(let i=0;i<r.length;i++){let{$from:s,$to:o}=r[i],l=t.mapping.slice(n),h=l.map(s.pos),a=l.map(o.pos);i?t.deleteRange(h,a):(t.replaceRangeWith(h,a,e),y(t,n,e.isInline?-1:1))}}static findFrom(t,e,n=!1){let r=t.parent.inlineContent?new c(t):g(t.node(0),t.parent,t.pos,t.index(),e,n);if(r)return r;for(let r=t.depth-1;r>=0;r--){let i=e<0?g(t.node(0),t.node(r),t.before(r+1),t.index(r),e,n):g(t.node(0),t.node(r),t.after(r+1),t.index(r)+1,e,n);if(i)return i}return null}static near(t,e=1){return this.findFrom(t,e)||this.findFrom(t,-e)||new f(t.node(0))}static atStart(t){return g(t,t,0,0,1)||new f(t)}static atEnd(t){return g(t,t,t.content.size,t.childCount,-1)||new f(t)}static fromJSON(t,e){if(!e||!e.type)throw RangeError("Invalid input for Selection.fromJSON");let n=s[e.type];if(!n)throw RangeError(`No selection type ${e.type} defined`);return n.fromJSON(t,e)}static jsonID(t,e){if(t in s)throw RangeError("Duplicate use of selection JSON ID "+t);return s[t]=e,e.prototype.jsonID=t,e}getBookmark(){return c.between(this.$anchor,this.$head).getBookmark()}}o.prototype.visible=!0;class l{constructor(t,e){this.$from=t,this.$to=e}}let h=!1;function a(t){h||t.parent.inlineContent||(h=!0,console.warn("TextSelection endpoint not pointing into a node with inline content ("+t.parent.type.name+")"))}class c extends o{constructor(t,e=t){a(t),a(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 o.near(n);let r=t.resolve(e.map(this.anchor));return new c(r.parent.inlineContent?r:n,n)}replace(t,e=r.p2.empty){if(super.replace(t,e),e==r.p2.empty){let e=this.$from.marksAcross(this.$to);e&&t.ensureMarks(e)}}eq(t){return t instanceof c&&t.anchor==this.anchor&&t.head==this.head}getBookmark(){return new p(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 RangeError("Invalid input for TextSelection.fromJSON");return new c(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=o.findFrom(e,n,!0)||o.findFrom(e,-n,!0);if(!t)return o.near(e,n);e=t.$head}return t.parent.inlineContent||(0==r?t=e:(t=(o.findFrom(t,-n,!0)||o.findFrom(t,n,!0)).$anchor).pos<e.pos==r<0||(t=e)),new c(t,e)}}o.jsonID("text",c);class p{constructor(t,e){this.anchor=t,this.head=e}map(t){return new p(t.map(this.anchor),t.map(this.head))}resolve(t){return c.between(t.resolve(this.anchor),t.resolve(this.head))}}class u extends o{constructor(t){let e=t.nodeAfter;super(t,t.node(0).resolve(t.pos+e.nodeSize)),this.node=e}map(t,e){let{deleted:n,pos:r}=e.mapResult(this.anchor),i=t.resolve(r);return n?o.near(i):new u(i)}content(){return new r.p2(r.HY.from(this.node),0,0)}eq(t){return t instanceof u&&t.anchor==this.anchor}toJSON(){return{type:"node",anchor:this.anchor}}getBookmark(){return new d(this.anchor)}static fromJSON(t,e){if("number"!=typeof e.anchor)throw RangeError("Invalid input for NodeSelection.fromJSON");return new u(t.resolve(e.anchor))}static create(t,e){return new u(t.resolve(e))}static isSelectable(t){return!t.isText&&!1!==t.type.spec.selectable}}u.prototype.visible=!1,o.jsonID("node",u);class d{constructor(t){this.anchor=t}map(t){let{deleted:e,pos:n}=t.mapResult(this.anchor);return e?new p(n,n):new d(n)}resolve(t){let e=t.resolve(this.anchor),n=e.nodeAfter;return n&&u.isSelectable(n)?new u(e):o.near(e)}}class f extends o{constructor(t){super(t.resolve(0),t.resolve(t.content.size))}replace(t,e=r.p2.empty){if(e==r.p2.empty){t.delete(0,t.doc.content.size);let e=o.atStart(t.doc);e.eq(t.selection)||t.setSelection(e)}else super.replace(t,e)}toJSON(){return{type:"all"}}static fromJSON(t){return new f(t)}map(t){return new f(t)}eq(t){return t instanceof f}getBookmark(){return m}}o.jsonID("all",f);let m={map(){return this},resolve:t=>new f(t)};function g(t,e,n,r,i,s=!1){if(e.inlineContent)return c.create(t,n);for(let o=r-(i>0?0:1);i>0?o<e.childCount:o>=0;o+=i){let r=e.child(o);if(r.isAtom){if(!s&&u.isSelectable(r))return u.create(t,n-(i<0?r.nodeSize:0))}else{let e=g(t,r,n+i,i<0?r.childCount:0,i,s);if(e)return e}n+=r.nodeSize*i}return null}function y(t,e,n){let r,s=t.steps.length-1;if(s<e)return;let l=t.steps[s];(l instanceof i.Pu||l instanceof i.FC)&&(t.mapping.maps[s].forEach((t,e,n,i)=>{null==r&&(r=i)}),t.setSelection(o.near(t.doc.resolve(r),n)))}class k extends i.wx{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.curSelectionFor<this.steps.length&&(this.curSelection=this.curSelection.map(this.doc,this.mapping.slice(this.curSelectionFor)),this.curSelectionFor=this.steps.length),this.curSelection}setSelection(t){if(t.$from.doc!=this.doc)throw RangeError("Selection passed to setSelection must point at the current document");return this.curSelection=t,this.curSelectionFor=this.steps.length,this.updated=(1|this.updated)&-3,this.storedMarks=null,this}get selectionSet(){return(1&this.updated)>0}setStoredMarks(t){return this.storedMarks=t,this.updated|=2,this}ensureMarks(t){return r.vc.sameSet(this.storedMarks||this.selection.$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.$to)||r.vc.none))),n.replaceWith(this,t),this}deleteSelection(){return this.selection.replace(this),this}insertText(t,e,n){let r=this.doc.type.schema;if(null==e)return t?this.replaceSelectionWith(r.text(t),!0):this.deleteSelection();{if(null==n&&(n=e),n=null==n?e:n,!t)return this.deleteRange(e,n);let i=this.storedMarks;if(!i){let t=this.doc.resolve(e);i=n==e?t.marks():t.marksAcross(this.doc.resolve(n))}return this.replaceRangeWith(e,n,r.text(t,i)),this.selection.empty||this.setSelection(o.near(this.selection.$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 x(t,e){return e&&t?t.bind(e):t}class w{constructor(t,e,n){this.name=t,this.init=x(e.init,n),this.apply=x(e.apply,n)}}let v=[new w("doc",{init:t=>t.doc||t.schema.topNodeType.createAndFill(),apply:t=>t.doc}),new w("selection",{init:(t,e)=>t.selection||o.atStart(e.doc),apply:t=>t.selection}),new w("storedMarks",{init:t=>t.storedMarks||null,apply:(t,e,n,r)=>r.selection.$cursor?t.storedMarks:null}),new w("scrollToSelection",{init:()=>0,apply:(t,e)=>t.scrolledIntoView?e+1:e})];class S{constructor(t,e){this.schema=t,this.plugins=[],this.pluginsByKey=Object.create(null),this.fields=v.slice(),e&&e.forEach(t=>{if(this.pluginsByKey[t.key])throw 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 w(t.key,t.spec.state,t))})}}class M{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;n<this.config.plugins.length;n++)if(n!=e){let e=this.config.plugins[n];if(e.spec.filterTransaction&&!e.spec.filterTransaction.call(e,t,this))return!1}return!0}applyTransaction(t){if(!this.filterTransaction(t))return{state:this,transactions:[]};let e=[t],n=this.applyInner(t),r=null;for(;;){let i=!1;for(let s=0;s<this.config.plugins.length;s++){let o=this.config.plugins[s];if(o.spec.appendTransaction){let l=r?r[s].n:0,h=r?r[s].state:this,a=l<e.length&&o.spec.appendTransaction.call(o,l?e.slice(l):e,h,n);if(a&&n.filterTransaction(a,s)){if(a.setMeta("appendedTransaction",t),!r){r=[];for(let t=0;t<this.config.plugins.length;t++)r.push(t<s?{state:n,n:e.length}:{state:this,n:0})}e.push(a),n=n.applyInner(a),i=!0}r&&(r[s]={state:n,n:e.length})}}if(!i)return{state:n,transactions:e}}}applyInner(t){if(!t.before.eq(this.doc))throw RangeError("Applying a mismatched transaction");let e=new M(this.config),n=this.config.fields;for(let r=0;r<n.length;r++){let i=n[r];e[i.name]=i.apply(t,this[i.name],this,e)}return e}get tr(){return new k(this)}static create(t){let e=new S(t.doc?t.doc.type.schema:t.schema,t.plugins),n=new M(e);for(let r=0;r<e.fields.length;r++)n[e.fields[r].name]=e.fields[r].init(t,n);return n}reconfigure(t){let e=new S(this.schema,t.plugins),n=e.fields,r=new M(e);for(let e=0;e<n.length;e++){let i=n[e].name;r[i]=this.hasOwnProperty(i)?this[i]:n[e].init(t,r)}return r}toJSON(t){let e={doc:this.doc.toJSON(),selection:this.selection.toJSON()};if(this.storedMarks&&(e.storedMarks=this.storedMarks.map(t=>t.toJSON())),t&&"object"==typeof t)for(let n in t){if("doc"==n||"selection"==n)throw 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 RangeError("Invalid input for EditorState.fromJSON");if(!t.schema)throw RangeError("Required config field 'schema' missing");let i=new S(t.schema,t.plugins),s=new M(i);return i.fields.forEach(i=>{if("doc"==i.name)s.doc=r.NB.fromJSON(t.schema,e.doc);else if("selection"==i.name)s.selection=o.fromJSON(s.doc,e.selection);else if("storedMarks"==i.name)e.storedMarks&&(s.storedMarks=e.storedMarks.map(t.schema.markFromJSON));else{if(n)for(let r in n){let o=n[r],l=o.spec.state;if(o.key==i.name&&l&&l.fromJSON&&Object.prototype.hasOwnProperty.call(e,r)){s[i.name]=l.fromJSON.call(o,t,e[r],s);return}}s[i.name]=i.init(t,s)}}),s}}class C{constructor(t){this.spec=t,this.props={},t.props&&function t(e,n,r){for(let i in e){let s=e[i];s instanceof Function?s=s.bind(n):"handleDOMEvents"==i&&(s=t(s,n,{})),r[i]=s}return r}(t.props,this,this.props),this.key=t.key?t.key.key:b("plugin")}getState(t){return t[this.key]}}let O=Object.create(null);function b(t){return t in O?t+"$"+ ++O[t]:(O[t]=0,t+"$")}class E{constructor(t="key"){this.key=b(t)}get(t){return t.config.pluginsByKey[this.key]}getState(t){return t[this.key]}}},5084:function(t,e,n){n.d(e,{Ax:function(){return v},FC:function(){return g},Mn:function(){return S},Pu:function(){return m},WJ:function(){return p},dR:function(){return C},k9:function(){return k},nd:function(){return x},nj:function(){return M},vs:function(){return o},wx:function(){return J}});var r=n(5570);class i{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 s{constructor(t,e=!1){if(this.ranges=t,this.inverted=e,!t.length&&s.empty)return s.empty}recover(t){let e=0,n=65535&t;if(!this.inverted)for(let t=0;t<n;t++)e+=this.ranges[3*t+2]-this.ranges[3*t+1];return this.ranges[3*n]+e+(t-(65535&t))/65536}mapResult(t,e=1){return this._map(t,e,!1)}map(t,e=1){return this._map(t,e,!0)}_map(t,e,n){let r=0,s=this.inverted?2:1,o=this.inverted?1:2;for(let l=0;l<this.ranges.length;l+=3){let h=this.ranges[l]-(this.inverted?r:0);if(h>t)break;let a=this.ranges[l+s],c=this.ranges[l+o],p=h+a;if(t<=p){let s=a?t==h?-1:t==p?1:e:e,o=h+r+(s<0?0:c);if(n)return o;let u=t==(e<0?h:p)?null:l/3+(t-h)*65536,d=t==h?2:t==p?1:4;return(e<0?t!=h:t!=p)&&(d|=8),new i(o,d,u)}r+=c-a}return n?t+r:new i(t+r,0,null)}touches(t,e){let n=0,r=65535&e,i=this.inverted?2:1,s=this.inverted?1:2;for(let e=0;e<this.ranges.length;e+=3){let o=this.ranges[e]-(this.inverted?n:0);if(o>t)break;let l=this.ranges[e+i];if(t<=o+l&&e==3*r)return!0;n+=this.ranges[e+s]-l}return!1}forEach(t){let e=this.inverted?2:1,n=this.inverted?1:2;for(let r=0,i=0;r<this.ranges.length;r+=3){let s=this.ranges[r],o=s-(this.inverted?i:0),l=s+(this.inverted?0:i),h=this.ranges[r+e],a=this.ranges[r+n];t(o,o+h,l,l+a),i+=a-h}}invert(){return new s(this.ranges,!this.inverted)}toString(){return(this.inverted?"-":"")+JSON.stringify(this.ranges)}static offset(t){return 0==t?s.empty:new s(t<0?[0,-t,0]:[0,0,t])}}s.empty=new s([]);class o{constructor(t=[],e,n=0,r=t.length){this.maps=t,this.mirror=e,this.from=n,this.to=r}slice(t=0,e=this.maps.length){return new o(this.maps,this.mirror,t,e)}copy(){return new o(this.maps.slice(),this.mirror&&this.mirror.slice(),this.from,this.to)}appendMap(t,e){this.to=this.maps.push(t),null!=e&&this.setMirror(this.maps.length-1,e)}appendMapping(t){for(let e=0,n=this.maps.length;e<t.maps.length;e++){let r=t.getMirror(e);this.appendMap(t.maps[e],null!=r&&r<e?n+r:void 0)}}getMirror(t){if(this.mirror){for(let e=0;e<this.mirror.length;e++)if(this.mirror[e]==t)return this.mirror[e+(e%2?-1:1)]}}setMirror(t,e){this.mirror||(this.mirror=[]),this.mirror.push(t,e)}appendMappingInverted(t){for(let e=t.maps.length-1,n=this.maps.length+t.maps.length;e>=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 o;return t.appendMappingInverted(this),t}map(t,e=1){if(this.mirror)return this._map(t,e,!0);for(let n=this.from;n<this.to;n++)t=this.maps[n].map(t,e);return t}mapResult(t,e=1){return this._map(t,e,!1)}_map(t,e,n){let r=0;for(let n=this.from;n<this.to;n++){let i=this.maps[n].mapResult(t,e);if(null!=i.recover){let e=this.getMirror(n);if(null!=e&&e>n&&e<this.to){n=e,t=this.maps[e].recover(i.recover);continue}}r|=i.delInfo,t=i.pos}return n?t:new i(t,r,null)}}let l=Object.create(null);class h{getMap(){return s.empty}merge(t){return null}static fromJSON(t,e){if(!e||!e.stepType)throw RangeError("Invalid input for Step.fromJSON");let n=l[e.stepType];if(!n)throw RangeError(`No step type ${e.stepType} defined`);return n.fromJSON(t,e)}static jsonID(t,e){if(t in l)throw RangeError("Duplicate use of step JSON ID "+t);return l[t]=e,e.prototype.jsonID=t,e}}class a{constructor(t,e){this.doc=t,this.failed=e}static ok(t){return new a(t,null)}static fail(t){return new a(null,t)}static fromReplace(t,e,n,i){try{return a.ok(t.replace(e,n,i))}catch(t){if(t instanceof r.e4)return a.fail(t.message);throw t}}}function c(t,e,n){let i=[];for(let r=0;r<t.childCount;r++){let s=t.child(r);s.content.size&&(s=s.copy(c(s.content,e,s))),s.isInline&&(s=e(s,n,r)),i.push(s)}return r.HY.fromArray(i)}class p extends h{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=t.resolve(this.from),i=n.node(n.sharedDepth(this.to)),s=new r.p2(c(e.content,(t,e)=>t.isAtom&&e.type.allowsMarkType(this.mark.type)?t.mark(this.mark.addToSet(t.marks)):t,i),e.openStart,e.openEnd);return a.fromReplace(t,this.from,this.to,s)}invert(){return new u(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 p(e.pos,n.pos,this.mark)}merge(t){return t instanceof p&&t.mark.eq(this.mark)&&this.from<=t.to&&this.to>=t.from?new p(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 RangeError("Invalid input for AddMarkStep.fromJSON");return new p(e.from,e.to,t.markFromJSON(e.mark))}}h.jsonID("addMark",p);class u extends h{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 r.p2(c(e.content,t=>t.mark(this.mark.removeFromSet(t.marks)),t),e.openStart,e.openEnd);return a.fromReplace(t,this.from,this.to,n)}invert(){return new p(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 u(e.pos,n.pos,this.mark)}merge(t){return t instanceof u&&t.mark.eq(this.mark)&&this.from<=t.to&&this.to>=t.from?new u(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 RangeError("Invalid input for RemoveMarkStep.fromJSON");return new u(e.from,e.to,t.markFromJSON(e.mark))}}h.jsonID("removeMark",u);class d extends h{constructor(t,e){super(),this.pos=t,this.mark=e}apply(t){let e=t.nodeAt(this.pos);if(!e)return a.fail("No node at mark step's position");let n=e.type.create(e.attrs,null,this.mark.addToSet(e.marks));return a.fromReplace(t,this.pos,this.pos+1,new r.p2(r.HY.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;n<e.marks.length;n++)if(!e.marks[n].isInSet(t))return new d(this.pos,e.marks[n]);return new d(this.pos,this.mark)}}return new f(this.pos,this.mark)}map(t){let e=t.mapResult(this.pos,1);return e.deletedAfter?null:new d(e.pos,this.mark)}toJSON(){return{stepType:"addNodeMark",pos:this.pos,mark:this.mark.toJSON()}}static fromJSON(t,e){if("number"!=typeof e.pos)throw RangeError("Invalid input for AddNodeMarkStep.fromJSON");return new d(e.pos,t.markFromJSON(e.mark))}}h.jsonID("addNodeMark",d);class f extends h{constructor(t,e){super(),this.pos=t,this.mark=e}apply(t){let e=t.nodeAt(this.pos);if(!e)return a.fail("No node at mark step's position");let n=e.type.create(e.attrs,null,this.mark.removeFromSet(e.marks));return a.fromReplace(t,this.pos,this.pos+1,new r.p2(r.HY.from(n),0,e.isLeaf?0:1))}invert(t){let e=t.nodeAt(this.pos);return e&&this.mark.isInSet(e.marks)?new d(this.pos,this.mark):this}map(t){let e=t.mapResult(this.pos,1);return e.deletedAfter?null:new f(e.pos,this.mark)}toJSON(){return{stepType:"removeNodeMark",pos:this.pos,mark:this.mark.toJSON()}}static fromJSON(t,e){if("number"!=typeof e.pos)throw RangeError("Invalid input for RemoveNodeMarkStep.fromJSON");return new f(e.pos,t.markFromJSON(e.mark))}}h.jsonID("removeNodeMark",f);class m extends h{constructor(t,e,n,r=!1){super(),this.from=t,this.to=e,this.slice=n,this.structure=r}apply(t){return this.structure&&y(t,this.from,this.to)?a.fail("Structure replace would overwrite content"):a.fromReplace(t,this.from,this.to,this.slice)}getMap(){return new s([this.from,this.to-this.from,this.slice.size])}invert(t){return new m(this.from,this.from+this.slice.size,t.slice(this.from,this.to))}map(t){let e=t.mapResult(this.from,1),n=t.mapResult(this.to,-1);return e.deletedAcross&&n.deletedAcross?null:new m(e.pos,Math.max(e.pos,n.pos),this.slice)}merge(t){if(!(t instanceof m)||t.structure||this.structure)return null;if(this.from+this.slice.size!=t.from||this.slice.openEnd||t.slice.openStart){if(t.to!=this.from||this.slice.openStart||t.slice.openEnd)return null;{let e=this.slice.size+t.slice.size==0?r.p2.empty:new r.p2(t.slice.content.append(this.slice.content),t.slice.openStart,this.slice.openEnd);return new m(t.from,this.to,e,this.structure)}}{let e=this.slice.size+t.slice.size==0?r.p2.empty:new r.p2(this.slice.content.append(t.slice.content),this.slice.openStart,t.slice.openEnd);return new m(this.from,this.to+(t.to-t.from),e,this.structure)}}toJSON(){let t={stepType:"replace",from:this.from,to:this.to};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)throw RangeError("Invalid input for ReplaceStep.fromJSON");return new m(e.from,e.to,r.p2.fromJSON(t,e.slice),!!e.structure)}}h.jsonID("replace",m);class g extends h{constructor(t,e,n,r,i,s,o=!1){super(),this.from=t,this.to=e,this.gapFrom=n,this.gapTo=r,this.slice=i,this.insert=s,this.structure=o}apply(t){if(this.structure&&(y(t,this.from,this.gapFrom)||y(t,this.gapTo,this.to)))return a.fail("Structure gap-replace would overwrite content");let e=t.slice(this.gapFrom,this.gapTo);if(e.openStart||e.openEnd)return a.fail("Gap is not a flat range");let n=this.slice.insertAt(this.insert,e.content);return n?a.fromReplace(t,this.from,this.to,n):a.fail("Content does not fit in gap")}getMap(){return new s([this.from,this.gapFrom-this.from,this.insert,this.gapTo,this.to-this.gapTo,this.slice.size-this.insert])}invert(t){let e=this.gapTo-this.gapFrom;return new g(this.from,this.from+this.slice.size+e,this.from+this.insert,this.from+this.insert+e,t.slice(this.from,this.to).removeBetween(this.gapFrom-this.from,this.gapTo-this.from),this.gapFrom-this.from,this.structure)}map(t){let e=t.mapResult(this.from,1),n=t.mapResult(this.to,-1),r=t.map(this.gapFrom,-1),i=t.map(this.gapTo,1);return e.deletedAcross&&n.deletedAcross||r<e.pos||i>n.pos?null:new g(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 RangeError("Invalid input for ReplaceAroundStep.fromJSON");return new g(e.from,e.to,e.gapFrom,e.gapTo,r.p2.fromJSON(t,e.slice),e.insert,!!e.structure)}}function y(t,e,n){let r=t.resolve(e),i=n-e,s=r.depth;for(;i>0&&s>0&&r.indexAfter(s)==r.node(s).childCount;)s--,i--;if(i>0){let t=r.node(s).maybeChild(r.indexAfter(s));for(;i>0;){if(!t||t.isLeaf)return!0;t=t.firstChild,i--}}return!1}function k(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.$from.index(n),s=t.$to.indexAfter(n);if(n<t.depth&&r.canReplace(i,s,e))return n;if(0==n||r.type.spec.isolating||!((0==i||r.canReplace(i,r.childCount))&&(s==r.childCount||r.canReplace(0,s))))break}return null}function x(t,e,n=null,r=t){let i=function(t,e){let{parent:n,startIndex:r,endIndex:i}=t,s=n.contentMatchAt(r).findWrapping(e);if(!s)return null;let o=s.length?s[0]:e;return n.canReplaceWith(r,i,o)?s:null}(t,e),s=i&&function(t,e){let{parent:n,startIndex:r,endIndex:i}=t,s=n.child(r),o=e.contentMatch.findWrapping(s.type);if(!o)return null;let l=(o.length?o[o.length-1]:e).contentMatch;for(let t=r;l&&t<i;t++)l=l.matchType(n.child(t).type);return l&&l.validEnd?o:null}(r,e);return s?i.map(w).concat({type:e,attrs:n}).concat(s.map(w)):null}function w(t){return{type:t,attrs:null}}function v(t,e,n=1,r){let i=t.resolve(e),s=i.depth-n,o=r&&r[r.length-1]||i.parent;if(s<0||i.parent.type.spec.isolating||!i.parent.canReplace(i.index(),i.parent.childCount)||!o.type.validContent(i.parent.content.cutByIndex(i.index(),i.parent.childCount)))return!1;for(let t=i.depth-1,e=n-2;t>s;t--,e--){let n=i.node(t),s=i.index(t);if(n.type.spec.isolating)return!1;let o=n.content.cutByIndex(s,n.childCount),l=r&&r[e+1];l&&(o=o.replaceChild(0,l.type.create(l.attrs)));let h=r&&r[e]||n;if(!n.canReplace(s+1,n.childCount)||!h.type.validContent(o))return!1}let l=i.indexAfter(s),h=r&&r[0];return i.node(s).canReplaceWith(l,l,h?h.type:i.node(s+1).type)}function S(t,e){var n,r;let i=t.resolve(e),s=i.index();return n=i.nodeBefore,r=i.nodeAfter,!!(n&&r&&!n.isLeaf&&n.canAppend(r))&&i.parent.canReplace(s,s+1)}function M(t,e,n){let r=t.resolve(e);if(!n.content.size)return e;let i=n.content;for(let t=0;t<n.openStart;t++)i=i.firstChild.content;for(let t=1;t<=(0==n.openStart&&n.size?2:1);t++)for(let e=r.depth;e>=0;e--){let n=e==r.depth?0:r.pos<=(r.start(e+1)+r.end(e+1))/2?-1:1,s=r.index(e)+(n>0?1:0),o=r.node(e),l=!1;if(1==t)l=o.canReplace(s,s,i);else{let t=o.contentMatchAt(s).findWrapping(i.firstChild.type);l=t&&o.canReplaceWith(s,s,t[0])}if(l)return 0==n?r.pos:n<0?r.before(e+1):r.after(e+1)}return null}function C(t,e,n=e,i=r.p2.empty){if(e==n&&!i.size)return null;let s=t.resolve(e),o=t.resolve(n);return O(s,o,i)?new m(e,n,i):new b(s,o,i).fit()}function O(t,e,n){return!n.openStart&&!n.openEnd&&t.start()==e.start()&&t.parent.canReplace(t.index(),e.index(),n.content)}h.jsonID("replaceAround",g);class b{constructor(t,e,n){this.$from=t,this.$to=e,this.unplaced=n,this.frontier=[],this.placed=r.HY.empty;for(let e=0;e<=t.depth;e++){let n=t.node(e);this.frontier.push({type:n.type,match:n.contentMatchAt(t.indexAfter(e))})}for(let e=t.depth;e>0;e--)this.placed=r.HY.from(t.node(e).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,i=this.close(t<0?this.$to:n.doc.resolve(t));if(!i)return null;let s=this.placed,o=n.depth,l=i.depth;for(;o&&l&&1==s.childCount;)s=s.firstChild.content,o--,l--;let h=new r.p2(s,o,l);return t>-1?new g(n.pos,t,this.$to.pos,this.$to.end(),h,e):h.size||n.pos!=this.$to.pos?new m(n.pos,i.pos,h):null}findFittable(){let t=this.unplaced.openStart;for(let e=this.unplaced.content,n=0,r=this.unplaced.openEnd;n<t;n++){let i=e.firstChild;if(e.childCount>1&&(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=null,i=(n?(t=T(this.unplaced.content,n-1).firstChild).content:this.unplaced.content).firstChild;for(let s=this.depth;s>=0;s--){let{type:o,match:l}=this.frontier[s],h,a=null;if(1==e&&(i?l.matchType(i.type)||(a=l.fillBefore(r.HY.from(i),!1)):t&&o.compatibleContent(t.type)))return{sliceDepth:n,frontierDepth:s,parent:t,inject:a};if(2==e&&i&&(h=l.findWrapping(i.type)))return{sliceDepth:n,frontierDepth:s,parent:t,wrap:h};if(t&&l.matchType(t.type))break}}}openMore(){let{content:t,openStart:e,openEnd:n}=this.unplaced,i=T(t,e);return!!i.childCount&&!i.firstChild.isLeaf&&(this.unplaced=new r.p2(t,e+1,Math.max(n,i.size+e>=t.size-n?e+1:0)),!0)}dropNode(){let{content:t,openStart:e,openEnd:n}=this.unplaced,i=T(t,e);if(i.childCount<=1&&e>0){let s=t.size-e<=e+i.size;this.unplaced=new r.p2(E(t,e-1,1),e-1,s?e-1:n)}else this.unplaced=new r.p2(E(t,e,1),e,n)}placeNodes({sliceDepth:t,frontierDepth:e,parent:n,inject:i,wrap:s}){for(;this.depth>e;)this.closeFrontierNode();if(s)for(let t=0;t<s.length;t++)this.openFrontierNode(s[t]);let o=this.unplaced,l=n?n.content:o.content,h=o.openStart-t,a=0,c=[],{match:p,type:u}=this.frontier[e];if(i){for(let t=0;t<i.childCount;t++)c.push(i.child(t));p=p.matchFragment(i)}let d=l.size+t-(o.content.size-o.openEnd);for(;a<l.childCount;){let t=l.child(a),e=p.matchType(t.type);if(!e)break;(++a>1||0==h||t.content.size)&&(p=e,c.push(function t(e,n,i){if(n<=0)return e;let s=e.content;return 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