https://pika.page/assets/prosemirror-model-5ff5b5f59221cea237223ab04782dc6126c2c1d86e051733c76ecfe82451df79.js

1// [email protected] downloaded from https://ga.jspm.io/npm:[email protected]/dist/index.js
2
3import e from"orderedmap";function t(e,n,a){for(let o=0;;o++){if(o==e.childCount||o==n.childCount)return e.childCount==n.childCount?null:a;let s=e.child(o),c=n.child(o);if(s==c){a+=s.nodeSize;continue}if(!s.sameMarkup(c))return a;if(s.isText&&s.text!=c.text){let e=s.text,t=c.text,n=0;for(;e[n]==t[n];n++)a++;return n&&n<e.length&&n<t.length&&i(e.charCodeAt(n-1))&&r(e.charCodeAt(n))&&a--,a}if(s.content.size||c.content.size){let e=t(s.content,c.content,a+1);if(e!=null)return e}a+=s.nodeSize}}function n(e,t,a,o){for(let s=e.childCount,c=t.childCount;;){if(s==0||c==0)return s==c?null:{a,b:o};let l=e.child(--s),u=t.child(--c),d=l.nodeSize;if(l==u){a-=d,o-=d;continue}if(!l.sameMarkup(u))return{a,b:o};if(l.isText&&l.text!=u.text){let e=l.text,t=u.text,n=e.length,s=t.length;for(;n>0&&s>0&&e[n-1]==t[s-1];)n--,s--,a--,o--;return n&&s&&n<e.length&&i(e.charCodeAt(n-1))&&r(e.charCodeAt(n))&&(a++,o++),{a,b:o}}if(l.content.size||u.content.size){let e=n(l.content,u.content,a-1,o-1);if(e)return e}a-=d,o-=d}}function r(e){return e>=56320&&e<57344}function i(e){return e>=55296&&e<56320}class Fragment{constructor(e,t){if(this.content=e,this.size=t||0,t==null)for(let t=0;t<e.length;t++)this.size+=e[t].nodeSize}nodesBetween(e,t,n,r=0,i){for(let a=0,o=0;o<t;a++){let s=this.content[a],c=o+s.nodeSize;if(c>e&&n(s,r+o,i||null,a)!==!1&&s.content.size){let i=o+1;s.nodesBetween(Math.max(0,e-i),Math.min(s.content.size,t-i),n,r+i)}o=c}}descendants(e){this.nodesBetween(0,this.size,e)}textBetween(e,t,n,r){let i=``,a=!0;return this.nodesBetween(e,t,(o,s)=>{let c=o.isText?o.text.slice(Math.max(e,s)-s,t-s):o.isLeaf?r?typeof r==`function`?r(o):r:o.type.spec.leafText?o.type.spec.leafText(o):``:``;o.isBlock&&(o.isLeaf&&c||o.isTextblock)&&n&&(a?a=!1:i+=n),i+=c},0),i}append(e){if(!e.size)return this;if(!this.size)return e;let t=this.lastChild,n=e.firstChild,r=this.content.slice(),i=0;for(t.isText&&t.sameMarkup(n)&&(r[r.length-1]=t.withText(t.text+n.text),i=1);i<e.content.length;i++)r.push(e.content[i]);return new Fragment(r,this.size+e.size)}cut(e,t=this.size){if(e==0&&t==this.size)return this;let n=[],r=0;if(t>e)for(let i=0,a=0;a<t;i++){let o=this.content[i],s=a+o.nodeSize;s>e&&((a<e||s>t)&&(o=o.isText?o.cut(Math.max(0,e-a),Math.min(o.text.length,t-a)):o.cut(Math.max(0,e-a-1),Math.min(o.content.size,t-a-1))),n.push(o),r+=o.nodeSize),a=s}return new Fragment(n,r)}cutByIndex(e,t){return e==t?Fragment.empty:e==0&&t==this.content.length?this:new Fragment(this.content.slice(e,t))}replaceChild(e,t){let n=this.content[e];if(n==t)return this;let r=this.content.slice(),i=this.size+t.nodeSize-n.nodeSize;return r[e]=t,new Fragment(r,i)}addToStart(e){return new Fragment([e].concat(this.content),this.size+e.nodeSize)}addToEnd(e){return new Fragment(this.content.concat(e),this.size+e.nodeSize)}eq(e){if(this.content.length!=e.content.length)return!1;for(let t=0;t<this.content.length;t++)if(!this.content[t].eq(e.content[t]))return!1;return!0}get firstChild(){return this.content.length?this.content[0]:null}get lastChild(){return this.content.length?this.content[this.content.length-1]:null}get childCount(){return this.content.length}child(e){let t=this.content[e];if(!t)throw RangeError(`Index `+e+` out of range for `+this);return t}maybeChild(e){return this.content[e]||null}forEach(e){for(let t=0,n=0;t<this.content.length;t++){let r=this.content[t];e(r,n,t),n+=r.nodeSize}}findDiffStart(e,n=0){return t(this,e,n)}findDiffEnd(e,t=this.size,r=e.size){return n(this,e,t,r)}findIndex(e){if(e==0)return o(0,e);if(e==this.size)return o(this.content.length,e);if(e>this.size||e<0)throw RangeError(`Position ${e} outside of fragment (${this})`);for(let t=0,n=0;;t++){let r=this.child(t),i=n+r.nodeSize;if(i>=e)return i==e?o(t+1,i):o(t,n);n=i}}toString(){return`<`+this.toStringInner()+`>`}toStringInner(){return this.content.join(`, `)}toJSON(){return this.content.length?this.content.map(e=>e.toJSON()):null}static fromJSON(e,t){if(!t)return Fragment.empty;if(!Array.isArray(t))throw RangeError(`Invalid input for Fragment.fromJSON`);return Fragment.fromArray(t.map(e.nodeFromJSON))}static fromArray(e){if(!e.length)return Fragment.empty;let t,n=0;for(let r=0;r<e.length;r++){let i=e[r];n+=i.nodeSize,r&&i.isText&&e[r-1].sameMarkup(i)?(t||(t=e.slice(0,r)),t[t.length-1]=i.withText(t[t.length-1].text+i.text)):t&&t.push(i)}return new Fragment(t||e,n)}static from(e){if(!e)return Fragment.empty;if(e instanceof Fragment)return e;if(Array.isArray(e))return this.fromArray(e);if(e.attrs)return new Fragment([e],e.nodeSize);throw RangeError(`Can not convert `+e+` to a Fragment`+(e.nodesBetween?` (looks like multiple versions of prosemirror-model were loaded)`:``))}}Fragment.empty=new Fragment([],0);const a={index:0,offset:0};function o(e,t){return a.index=e,a.offset=t,a}function s(e,t){if(e===t)return!0;if(!(e&&typeof e==`object`)||!(t&&typeof t==`object`))return!1;let n=Array.isArray(e);if(Array.isArray(t)!=n)return!1;if(n){if(e.length!=t.length)return!1;for(let n=0;n<e.length;n++)if(!s(e[n],t[n]))return!1}else{for(let n in e)if(!(n in t)||!s(e[n],t[n]))return!1;for(let n in t)if(!(n in e))return!1}return!0}class Mark{constructor(e,t){this.type=e,this.attrs=t}addToSet(e){let t,n=!1;for(let r=0;r<e.length;r++){let i=e[r];if(this.eq(i))return e;if(this.type.excludes(i.type))t||(t=e.slice(0,r));else if(i.type.excludes(this.type))return e;else !n&&i.type.rank>this.type.rank&&(t||(t=e.slice(0,r)),t.push(this),n=!0),t&&t.push(i)}return t||(t=e.slice()),n||t.push(this),t}removeFromSet(e){for(let t=0;t<e.length;t++)if(this.eq(e[t]))return e.slice(0,t).concat(e.slice(t+1));return e}isInSet(e){for(let t=0;t<e.length;t++)if(this.eq(e[t]))return!0;return!1}eq(e){return this==e||this.type==e.type&&s(this.attrs,e.attrs)}toJSON(){let e={type:this.type.name};for(let t in this.attrs){e.attrs=this.attrs;break}return e}static fromJSON(e,t){if(!t)throw RangeError(`Invalid input for Mark.fromJSON`);let n=e.marks[t.type];if(!n)throw RangeError(`There is no mark type ${t.type} in this schema`);return n.create(t.attrs)}static sameSet(e,t){if(e==t)return!0;if(e.length!=t.length)return!1;for(let n=0;n<e.length;n++)if(!e[n].eq(t[n]))return!1;return!0}static setFrom(e){if(!e||Array.isArray(e)&&e.length==0)return Mark.none;if(e instanceof Mark)return[e];let t=e.slice();return t.sort((e,t)=>e.type.rank-t.type.rank),t}}Mark.none=[];class ReplaceError extends Error{}class Slice{constructor(e,t,n){this.content=e,this.openStart=t,this.openEnd=n}get size(){return this.content.size-this.openStart-this.openEnd}insertAt(e,t){let n=l(this.content,e+this.openStart,t,this.openStart+1,this.openEnd+1);return n&&new Slice(n,this.openStart,this.openEnd)}removeBetween(e,t){return new Slice(c(this.content,e+this.openStart,t+this.openStart),this.openStart,this.openEnd)}eq(e){return this.content.eq(e.content)&&this.openStart==e.openStart&&this.openEnd==e.openEnd}toString(){return this.content+`(`+this.openStart+`,`+this.openEnd+`)`}toJSON(){if(!this.content.size)return null;let e={content:this.content.toJSON()};return this.openStart>0&&(e.openStart=this.openStart),this.openEnd>0&&(e.openEnd=this.openEnd),e}static fromJSON(e,t){if(!t)return Slice.empty;let n=t.openStart||0,r=t.openEnd||0;if(typeof n!=`number`||typeof r!=`number`)throw RangeError(`Invalid input for Slice.fromJSON`);return new Slice(Fragment.fromJSON(e,t.content),n,r)}static maxOpen(e,t=!0){let n=0,r=0;for(let r=e.firstChild;r&&!r.isLeaf&&(t||!r.type.spec.isolating);r=r.firstChild)n++;for(let n=e.lastChild;n&&!n.isLeaf&&(t||!n.type.spec.isolating);n=n.lastChild)r++;return new Slice(e,n,r)}}Slice.empty=new Slice(Fragment.empty,0,0);function c(e,t,n){let{index:r,offset:i}=e.findIndex(t),a=e.maybeChild(r),{index:o,offset:s}=e.findIndex(n);if(i==t||a.isText){if(s!=n&&!e.child(o).isText)throw RangeError(`Removing non-flat range`);return e.cut(0,t).append(e.cut(n))}if(r!=o)throw RangeError(`Removing non-flat range`);return e.replaceChild(r,a.copy(c(a.content,t-i-1,n-i-1)))}function l(e,t,n,r,i,a){let{index:o,offset:s}=e.findIndex(t),c=e.maybeChild(o);if(s==t||c.isText)return a&&r<=0&&i<=0&&!a.canReplace(o,o,n)?null:e.cut(0,t).append(n).append(e.cut(t));let u=l(c.content,t-s-1,n,o==0?r-1:0,o==e.childCount-1?i-1:0,c);return u&&e.replaceChild(o,c.copy(u))}function u(e,t,n){if(n.openStart>e.depth)throw new ReplaceError(`Inserted content deeper than insertion position`);if(e.depth-n.openStart!=t.depth-n.openEnd)throw new ReplaceError(`Inconsistent open depths`);return d(e,t,n,0)}function d(e,t,n,r){let i=e.index(r),a=e.node(r);if(i==t.index(r)&&r<e.depth-n.openStart){let o=d(e,t,n,r+1);return a.copy(a.content.replaceChild(i,o))}else if(!n.content.size)return g(a,v(e,t,r));else if(!n.openStart&&!n.openEnd&&e.depth==r&&t.depth==r){let r=e.parent,i=r.content;return g(r,i.cut(0,e.parentOffset).append(n.content).append(i.cut(t.parentOffset)))}else{let{start:i,end:o}=ee(n,e);return g(a,_(e,i,o,t,r))}}function f(e,t){if(!t.type.compatibleContent(e.type))throw new ReplaceError(`Cannot join `+t.type.name+` onto `+e.type.name)}function p(e,t,n){let r=e.node(n);return f(r,t.node(n)),r}function m(e,t){let n=t.length-1;n>=0&&e.isText&&e.sameMarkup(t[n])?t[n]=e.withText(t[n].text+e.text):t.push(e)}function h(e,t,n,r){let i=(t||e).node(n),a=0,o=t?t.index(n):i.childCount;e&&(a=e.index(n),e.depth>n?a++:e.textOffset&&(m(e.nodeAfter,r),a++));for(let e=a;e<o;e++)m(i.child(e),r);t&&t.depth==n&&t.textOffset&&m(t.nodeBefore,r)}function g(e,t){if(!e.type.validContent(t))throw new ReplaceError(`Invalid content for node `+e.type.name);return e.copy(t)}function _(e,t,n,r,i){let a=e.depth>i&&p(e,t,i+1),o=r.depth>i&&p(n,r,i+1),s=[];return h(null,e,i,s),a&&o&&t.index(i)==n.index(i)?(f(a,o),m(g(a,_(e,t,n,r,i+1)),s)):(a&&m(g(a,v(e,t,i+1)),s),h(t,n,i,s),o&&m(g(o,v(n,r,i+1)),s)),h(r,null,i,s),new Fragment(s)}function v(e,t,n){let r=[];return h(null,e,n,r),e.depth>n&&m(g(p(e,t,n+1),v(e,t,n+1)),r),h(t,null,n,r),new Fragment(r)}function ee(e,t){let n=t.depth-e.openStart,r=t.node(n).copy(e.content);for(let e=n-1;e>=0;e--)r=t.node(e).copy(Fragment.from(r));return{start:r.resolveNoCache(e.openStart+n),end:r.resolveNoCache(r.content.size-e.openEnd-n)}}class ResolvedPos{constructor(e,t,n){this.pos=e,this.path=t,this.parentOffset=n,this.depth=t.length/3-1}resolveDepth(e){return e==null?this.depth:e<0?this.depth+e:e}get parent(){return this.node(this.depth)}get doc(){return this.node(0)}node(e){return this.path[this.resolveDepth(e)*3]}index(e){return this.path[this.resolveDepth(e)*3+1]}indexAfter(e){return e=this.resolveDepth(e),this.index(e)+(e==this.depth&&!this.textOffset?0:1)}start(e){return e=this.resolveDepth(e),e==0?0:this.path[e*3-1]+1}end(e){return e=this.resolveDepth(e),this.start(e)+this.node(e).content.size}before(e){if(e=this.resolveDepth(e),!e)throw RangeError(`There is no position before the top-level node`);return e==this.depth+1?this.pos:this.path[e*3-1]}after(e){if(e=this.resolveDepth(e),!e)throw RangeError(`There is no position after the top-level node`);return e==this.depth+1?this.pos:this.path[e*3-1]+this.path[e*3].nodeSize}get textOffset(){return this.pos-this.path[this.path.length-1]}get nodeAfter(){let e=this.parent,t=this.index(this.depth);if(t==e.childCount)return null;let n=this.pos-this.path[this.path.length-1],r=e.child(t);return n?e.child(t).cut(n):r}get nodeBefore(){let e=this.index(this.depth),t=this.pos-this.path[this.path.length-1];return t?this.parent.child(e).cut(0,t):e==0?null:this.parent.child(e-1)}posAtIndex(e,t){t=this.resolveDepth(t);let n=this.path[t*3],r=t==0?0:this.path[t*3-1]+1;for(let t=0;t<e;t++)r+=n.child(t).nodeSize;return r}marks(){let e=this.parent,t=this.index();if(e.content.size==0)return Mark.none;if(this.textOffset)return e.child(t).marks;let n=e.maybeChild(t-1),r=e.maybeChild(t);if(!n){let e=n;n=r,r=e}let i=n.marks;for(var a=0;a<i.length;a++)i[a].type.spec.inclusive===!1&&(!r||!i[a].isInSet(r.marks))&&(i=i[a--].removeFromSet(i));return i}marksAcross(e){let t=this.parent.maybeChild(this.index());if(!t||!t.isInline)return null;let n=t.marks,r=e.parent.maybeChild(e.index());for(var i=0;i<n.length;i++)n[i].type.spec.inclusive===!1&&(!r||!n[i].isInSet(r.marks))&&(n=n[i--].removeFromSet(n));return n}sharedDepth(e){for(let t=this.depth;t>0;t--)if(this.start(t)<=e&&this.end(t)>=e)return t;return 0}blockRange(e=this,t){if(e.pos<this.pos)return e.blockRange(this);for(let n=this.depth-(this.parent.inlineContent||this.pos==e.pos?1:0);n>=0;n--)if(e.pos<=this.end(n)&&(!t||t(this.node(n))))return new NodeRange(this,e,n);return null}sameParent(e){return this.pos-this.parentOffset==e.pos-e.parentOffset}max(e){return e.pos>this.pos?e:this}min(e){return e.pos<this.pos?e:this}toString(){let e=``;for(let t=1;t<=this.depth;t++)e+=(e?`/`:``)+this.node(t).type.name+`_`+this.index(t-1);return e+`:`+this.parentOffset}static resolve(e,t){if(!(t>=0&&t<=e.content.size))throw RangeError(`Position `+t+` out of range`);let n=[],r=0,i=t;for(let t=e;;){let{index:e,offset:a}=t.content.findIndex(i),o=i-a;if(n.push(t,e,r+a),!o||(t=t.child(e),t.isText))break;i=o-1,r+=a+1}return new ResolvedPos(t,n,i)}static resolveCached(e,t){let n=b.get(e);if(n)for(let e=0;e<n.elts.length;e++){let r=n.elts[e];if(r.pos==t)return r}else b.set(e,n=new ResolveCache);let r=n.elts[n.i]=ResolvedPos.resolve(e,t);return n.i=(n.i+1)%y,r}}class ResolveCache{constructor(){this.elts=[],this.i=0}}const y=12,b=/* @__PURE__ */ new WeakMap;class NodeRange{constructor(e,t,n){this.$from=e,this.$to=t,this.depth=n}get start(){return this.$from.before(this.depth+1)}get end(){return this.$to.after(this.depth+1)}get parent(){return this.$from.node(this.depth)}get startIndex(){return this.$from.index(this.depth)}get endIndex(){return this.$to.indexAfter(this.depth)}}const x=Object.create(null);class Node{constructor(e,t,n,r=Mark.none){this.type=e,this.attrs=t,this.marks=r,this.content=n||Fragment.empty}get children(){return this.content.content}get nodeSize(){return this.isLeaf?1:2+this.content.size}get childCount(){return this.content.childCount}child(e){return this.content.child(e)}maybeChild(e){return this.content.maybeChild(e)}forEach(e){this.content.forEach(e)}nodesBetween(e,t,n,r=0){this.content.nodesBetween(e,t,n,r,this)}descendants(e){this.nodesBetween(0,this.content.size,e)}get textContent(){return this.isLeaf&&this.type.spec.leafText?this.type.spec.leafText(this):this.textBetween(0,this.content.size,``)}textBetween(e,t,n,r){return this.content.textBetween(e,t,n,r)}get firstChild(){return this.content.firstChild}get lastChild(){return this.content.lastChild}eq(e){return this==e||this.sameMarkup(e)&&this.content.eq(e.content)}sameMarkup(e){return this.hasMarkup(e.type,e.attrs,e.marks)}hasMarkup(e,t,n){return this.type==e&&s(this.attrs,t||e.defaultAttrs||x)&&Mark.sameSet(this.marks,n||Mark.none)}copy(e=null){return e==this.content?this:new Node(this.type,this.attrs,e,this.marks)}mark(e){return e==this.marks?this:new Node(this.type,this.attrs,this.content,e)}cut(e,t=this.content.size){return e==0&&t==this.content.size?this:this.copy(this.content.cut(e,t))}slice(e,t=this.content.size,n=!1){if(e==t)return Slice.empty;let r=this.resolve(e),i=this.resolve(t),a=n?0:r.sharedDepth(t),o=r.start(a);return new Slice(r.node(a).content.cut(r.pos-o,i.pos-o),r.depth-a,i.depth-a)}replace(e,t,n){return u(this.resolve(e),this.resolve(t),n)}nodeAt(e){for(let t=this;;){let{index:n,offset:r}=t.content.findIndex(e);if(t=t.maybeChild(n),!t)return null;if(r==e||t.isText)return t;e-=r+1}}childAfter(e){let{index:t,offset:n}=this.content.findIndex(e);return{node:this.content.maybeChild(t),index:t,offset:n}}childBefore(e){if(e==0)return{node:null,index:0,offset:0};let{index:t,offset:n}=this.content.findIndex(e);if(n<e)return{node:this.content.child(t),index:t,offset:n};let r=this.content.child(t-1);return{node:r,index:t-1,offset:n-r.nodeSize}}resolve(e){return ResolvedPos.resolveCached(this,e)}resolveNoCache(e){return ResolvedPos.resolve(this,e)}rangeHasMark(e,t,n){let r=!1;return t>e&&this.nodesBetween(e,t,e=>(n.isInSet(e.marks)&&(r=!0),!r)),r}get isBlock(){return this.type.isBlock}get isTextblock(){return this.type.isTextblock}get inlineContent(){return this.type.inlineContent}get isInline(){return this.type.isInline}get isText(){return this.type.isText}get isLeaf(){return this.type.isLeaf}get isAtom(){return this.type.isAtom}toString(){if(this.type.spec.toDebugString)return this.type.spec.toDebugString(this);let e=this.type.name;return this.content.size&&(e+=`(`+this.content.toStringInner()+`)`),S(this.marks,e)}contentMatchAt(e){let t=this.type.contentMatch.matchFragment(this.content,0,e);if(!t)throw Error(`Called contentMatchAt on a node with invalid content`);return t}canReplace(e,t,n=Fragment.empty,r=0,i=n.childCount){let a=this.contentMatchAt(e).matchFragment(n,r,i),o=a&&a.matchFragment(this.content,t);if(!o||!o.validEnd)return!1;for(let e=r;e<i;e++)if(!this.type.allowsMarks(n.child(e).marks))return!1;return!0}canReplaceWith(e,t,n,r){if(r&&!this.type.allowsMarks(r))return!1;let i=this.contentMatchAt(e).matchType(n),a=i&&i.matchFragment(this.content,t);return a?a.validEnd:!1}canAppend(e){return e.content.size?this.canReplace(this.childCount,this.childCount,e.content):this.type.compatibleContent(e.type)}check(){this.type.checkContent(this.content),C(this.type.attrs,this.attrs,`node`,this.type.name);let e=Mark.none;for(let t=0;t<this.marks.length;t++){let n=this.marks[t];C(n.type.attrs,n.attrs,`mark`,n.type.name),e=n.addToSet(e)}if(!Mark.sameSet(e,this.marks))throw RangeError(`Invalid collection of marks for node ${this.type.name}: ${this.marks.map(e=>e.type.name)}`);this.content.forEach(e=>e.check())}toJSON(){let e={type:this.type.name};for(let t in this.attrs){e.attrs=this.attrs;break}return this.content.size&&(e.content=this.content.toJSON()),this.marks.length&&(e.marks=this.marks.map(e=>e.toJSON())),e}static fromJSON(e,t){if(!t)throw RangeError(`Invalid input for Node.fromJSON`);let n;if(t.marks){if(!Array.isArray(t.marks))throw RangeError(`Invalid mark data for Node.fromJSON`);n=t.marks.map(e.markFromJSON)}if(t.type==`text`){if(typeof t.text!=`string`)throw RangeError(`Invalid text node in JSON`);return e.text(t.text,n)}let r=Fragment.fromJSON(e,t.content);return e.nodeType(t.type).create(t.attrs,r,n)}}Node.prototype.text=void 0;class TextNode extends Node{constructor(e,t,n,r){if(super(e,t,null,r),!n)throw RangeError(`Empty text nodes are not allowed`);this.text=n}toString(){return this.type.spec.toDebugString?this.type.spec.toDebugString(this):S(this.marks,JSON.stringify(this.text))}get textContent(){return this.text}textBetween(e,t){return this.text.slice(e,t)}get nodeSize(){return this.text.length}mark(e){return e==this.marks?this:new TextNode(this.type,this.attrs,this.text,e)}withText(e){return e==this.text?this:new TextNode(this.type,this.attrs,e,this.marks)}cut(e=0,t=this.text.length){return e==0&&t==this.text.length?this:this.withText(this.text.slice(e,t))}eq(e){return this.sameMarkup(e)&&this.text==e.text}toJSON(){let e=super.toJSON();return e.text=this.text,e}}function S(e,t){for(let n=e.length-1;n>=0;n--)t=e[n].type.name+`(`+t+`)`;return t}function C(e,t,n,r){for(let i in t)if(!(i in e))throw RangeError(`Unsupported attribute ${i} for ${n} of type ${r}`);for(let n in e)e[n].validate&&e[n].validate(t[n])}class ContentMatch{constructor(e){this.validEnd=e,this.next=[],this.wrapCache=[]}static parse(e,t){let n=new TokenStream(e,t);if(n.next==null)return ContentMatch.empty;let r=w(n);n.next&&n.err(`Unexpected trailing text`);let i=N(A(r));return P(i,n),i}matchType(e){for(let t=0;t<this.next.length;t++)if(this.next[t].type==e)return this.next[t].next;return null}matchFragment(e,t=0,n=e.childCount){let r=this;for(let i=t;r&&i<n;i++)r=r.matchType(e.child(i).type);return r}get inlineContent(){return this.next.length!=0&&this.next[0].type.isInline}get defaultType(){for(let e=0;e<this.next.length;e++){let{type:t}=this.next[e];if(!(t.isText||t.hasRequiredAttrs()))return t}return null}compatible(e){for(let t=0;t<this.next.length;t++)for(let n=0;n<e.next.length;n++)if(this.next[t].type==e.next[n].type)return!0;return!1}fillBefore(e,t=!1,n=0){let r=[this];function i(a,o){let s=a.matchFragment(e,n);if(s&&(!t||s.validEnd))return Fragment.from(o.map(e=>e.createAndFill()));for(let e=0;e<a.next.length;e++){let{type:t,next:n}=a.next[e];if(!(t.isText||t.hasRequiredAttrs())&&r.indexOf(n)==-1){r.push(n);let e=i(n,o.concat(t));if(e)return e}}return null}return i(this,[])}findWrapping(e){for(let t=0;t<this.wrapCache.length;t+=2)if(this.wrapCache[t]==e)return this.wrapCache[t+1];let t=this.computeWrapping(e);return this.wrapCache.push(e,t),t}computeWrapping(e){let t=Object.create(null),n=[{match:this,type:null,via:null}];for(;n.length;){let r=n.shift(),i=r.match;if(i.matchType(e)){let e=[];for(let t=r;t.type;t=t.via)e.push(t.type);return e.reverse()}for(let e=0;e<i.next.length;e++){let{type:a,next:o}=i.next[e];!a.isLeaf&&!a.hasRequiredAttrs()&&!(a.name in t)&&(!r.type||o.validEnd)&&(n.push({match:a.contentMatch,type:a,via:r}),t[a.name]=!0)}}return null}get edgeCount(){return this.next.length}edge(e){if(e>=this.next.length)throw RangeError(`There's no ${e}th edge in this content match`);return this.next[e]}toString(){let e=[];function t(n){e.push(n);for(let r=0;r<n.next.length;r++)e.indexOf(n.next[r].next)==-1&&t(n.next[r].next)}return t(this),e.map((t,n)=>{let r=n+(t.validEnd?`*`:` `)+` `;for(let n=0;n<t.next.length;n++)r+=(n?`, `:``)+t.next[n].type.name+`->`+e.indexOf(t.next[n].next);return r}).join(`
4`)}}ContentMatch.empty=new ContentMatch(!0);class TokenStream{constructor(e,t){this.string=e,this.nodeTypes=t,this.inline=null,this.pos=0,this.tokens=e.split(/\s*(?=\b|\W|$)/),this.tokens[this.tokens.length-1]==``&&this.tokens.pop(),this.tokens[0]==``&&this.tokens.shift()}get next(){return this.tokens[this.pos]}eat(e){return this.next==e&&(this.pos++||!0)}err(e){throw SyntaxError(e+` (in content expression '`+this.string+`')`)}}function w(e){let t=[];do t.push(T(e));while(e.eat(`|`));return t.length==1?t[0]:{type:`choice`,exprs:t}}function T(e){let t=[];do t.push(E(e));while(e.next&&e.next!=`)`&&e.next!=`|`);return t.length==1?t[0]:{type:`seq`,exprs:t}}function E(e){let t=k(e);for(;;)if(e.eat(`+`))t={type:`plus`,expr:t};else if(e.eat(`*`))t={type:`star`,expr:t};else if(e.eat(`?`))t={type:`opt`,expr:t};else if(e.eat(`{`))t=O(e,t);else break;return t}function D(e){/\D/.test(e.next)&&e.err(`Expected number, got '`+e.next+`'`);let t=Number(e.next);return e.pos++,t}function O(e,t){let n=D(e),r=n;return e.eat(`,`)&&(r=e.next==`}`?-1:D(e)),e.eat(`}`)||e.err(`Unclosed braced range`),{type:`range`,min:n,max:r,expr:t}}function te(e,t){let n=e.nodeTypes,r=n[t];if(r)return[r];let i=[];for(let e in n){let r=n[e];r.isInGroup(t)&&i.push(r)}return i.length==0&&e.err(`No node type or group '`+t+`' found`),i}function k(e){if(e.eat(`(`)){let t=w(e);return e.eat(`)`)||e.err(`Missing closing paren`),t}else if(/\W/.test(e.next))e.err(`Unexpected token '`+e.next+`'`);else{let t=te(e,e.next).map(t=>(e.inline==null?e.inline=t.isInline:e.inline!=t.isInline&&e.err(`Mixing inline and block content`),{type:`name`,value:t}));return e.pos++,t.length==1?t[0]:{type:`choice`,exprs:t}}}function A(e){let t=[[]];return i(a(e,0),n()),t;function n(){return t.push([])-1}function r(e,n,r){let i={term:r,to:n};return t[e].push(i),i}function i(e,t){e.forEach(e=>e.to=t)}function a(e,t){if(e.type==`choice`)return e.exprs.reduce((e,n)=>e.concat(a(n,t)),[]);if(e.type==`seq`)for(let r=0;;r++){let o=a(e.exprs[r],t);if(r==e.exprs.length-1)return o;i(o,t=n())}else if(e.type==`star`){let o=n();return r(t,o),i(a(e.expr,o),o),[r(o)]}else if(e.type==`plus`){let o=n();return i(a(e.expr,t),o),i(a(e.expr,o),o),[r(o)]}else if(e.type==`opt`)return[r(t)].concat(a(e.expr,t));else if(e.type==`range`){let o=t;for(let t=0;t<e.min;t++){let t=n();i(a(e.expr,o),t),o=t}if(e.max==-1)i(a(e.expr,o),o);else for(let t=e.min;t<e.max;t++){let t=n();r(o,t),i(a(e.expr,o),t),o=t}return[r(o)]}else if(e.type==`name`)return[r(t,void 0,e.value)];else throw Error(`Unknown expr type`)}}function j(e,t){return t-e}function M(e,t){let n=[];return r(t),n.sort(j);function r(t){let i=e[t];if(i.length==1&&!i[0].term)return r(i[0].to);n.push(t);for(let e=0;e<i.length;e++){let{term:t,to:a}=i[e];!t&&n.indexOf(a)==-1&&r(a)}}}function N(e){let t=Object.create(null);return n(M(e,0));function n(r){let i=[];r.forEach(t=>{e[t].forEach(({term:t,to:n})=>{if(!t)return;let r;for(let e=0;e<i.length;e++)i[e][0]==t&&(r=i[e][1]);M(e,n).forEach(e=>{r||i.push([t,r=[]]),r.indexOf(e)==-1&&r.push(e)})})});let a=t[r.join(`,`)]=new ContentMatch(r.indexOf(e.length-1)>-1);for(let e=0;e<i.length;e++){let r=i[e][1].sort(j);a.next.push({type:i[e][0],next:t[r.join(`,`)]||n(r)})}return a}}function P(e,t){for(let n=0,r=[e];n<r.length;n++){let e=r[n],i=!e.validEnd,a=[];for(let t=0;t<e.next.length;t++){let{type:n,next:o}=e.next[t];a.push(n.name),i&&!(n.isText||n.hasRequiredAttrs())&&(i=!1),r.indexOf(o)==-1&&r.push(o)}i&&t.err(`Only non-generatable nodes (`+a.join(`, `)+`) in a required position (see https://prosemirror.net/docs/guide/#generatable)`)}}function F(e){let t=Object.create(null);for(let n in e){let r=e[n];if(!r.hasDefault)return null;t[n]=r.default}return t}function I(e,t){let n=Object.create(null);for(let r in e){let i=e[r],a=t&&t[r];if(a===void 0)if(i.hasDefault)a=i.default;else throw RangeError(`No value supplied for attribute `+r);else i.validate&&i.validate(a);n[r]=a}return n}function L(e,t){let n=Object.create(null);if(t)for(let r in t)n[r]=new Attribute(e,r,t[r]);return n}class NodeType{constructor(e,t,n){this.name=e,this.schema=t,this.spec=n,this.markSet=null,this.groups=n.group?n.group.split(` `):[],this.attrs=L(e,n.attrs),this.defaultAttrs=F(this.attrs),this.contentMatch=null,this.inlineContent=null,this.isBlock=!(n.inline||e==`text`),this.isText=e==`text`}get isInline(){return!this.isBlock}get isTextblock(){return this.isBlock&&this.inlineContent}get isLeaf(){return this.contentMatch==ContentMatch.empty}get isAtom(){return this.isLeaf||!!this.spec.atom}isInGroup(e){return this.groups.indexOf(e)>-1}get whitespace(){return this.spec.whitespace||(this.spec.code?`pre`:`normal`)}hasRequiredAttrs(){for(let e in this.attrs)if(this.attrs[e].isRequired)return!0;return!1}compatibleContent(e){return this==e||this.contentMatch.compatible(e.contentMatch)}computeAttrs(e){return!e&&this.defaultAttrs?this.defaultAttrs:I(this.attrs,e)}create(e=null,t,n){if(this.isText)throw Error(`NodeType.create can't construct text nodes`);return new Node(this,this.computeAttrs(e),Fragment.from(t),Mark.setFrom(n))}createChecked(e=null,t,n){return t=Fragment.from(t),this.checkContent(t),new Node(this,this.computeAttrs(e),t,Mark.setFrom(n))}createAndFill(e=null,t,n){if(e=this.computeAttrs(e),t=Fragment.from(t),t.size){let e=this.contentMatch.fillBefore(t);if(!e)return null;t=e.append(t)}let r=this.contentMatch.matchFragment(t),i=r&&r.fillBefore(Fragment.empty,!0);return i?new Node(this,e,t.append(i),Mark.setFrom(n)):null}validContent(e){let t=this.contentMatch.matchFragment(e);if(!t||!t.validEnd)return!1;for(let t=0;t<e.childCount;t++)if(!this.allowsMarks(e.child(t).marks))return!1;return!0}checkContent(e){if(!this.validContent(e))throw RangeError(`Invalid content for node ${this.name}: ${e.toString().slice(0,50)}`)}checkAttrs(e){}allowsMarkType(e){return this.markSet==null||this.markSet.indexOf(e)>-1}allowsMarks(e){if(this.markSet==null)return!0;for(let t=0;t<e.length;t++)if(!this.allowsMarkType(e[t].type))return!1;return!0}allowedMarks(e){if(this.markSet==null)return e;let t;for(let n=0;n<e.length;n++)this.allowsMarkType(e[n].type)?t&&t.push(e[n]):t||(t=e.slice(0,n));return t?t.length?t:Mark.none:e}static compile(e,t){let n=Object.create(null);e.forEach((e,r)=>n[e]=new NodeType(e,t,r));let r=t.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 e in n.text.attrs)throw RangeError(`The text node type should not have attributes`);return n}}function R(e,t,n){let r=n.split(`|`);return n=>{let i=n===null?`null`:typeof n;if(r.indexOf(i)<0)throw RangeError(`Expected value of type ${r} for attribute ${t} on type ${e}, got ${i}`)}}class Attribute{constructor(e,t,n){this.hasDefault=Object.prototype.hasOwnProperty.call(n,`default`),this.default=n.default,this.validate=typeof n.validate==`string`?R(e,t,n.validate):n.validate}get isRequired(){return!this.hasDefault}}class MarkType{constructor(e,t,n,r){this.name=e,this.rank=t,this.schema=n,this.spec=r,this.attrs=L(e,r.attrs),this.excluded=null;let i=F(this.attrs);this.instance=i?new Mark(this,i):null}create(e=null){return!e&&this.instance?this.instance:new Mark(this,I(this.attrs,e))}static compile(e,t){let n=Object.create(null),r=0;return e.forEach((e,i)=>n[e]=new MarkType(e,r++,t,i)),n}removeFromSet(e){for(var t=0;t<e.length;t++)e[t].type==this&&(e=e.slice(0,t).concat(e.slice(t+1)),t--);return e}isInSet(e){for(let t=0;t<e.length;t++)if(e[t].type==this)return e[t]}excludes(e){return this.excluded.indexOf(e)>-1}}class Schema{constructor(t){this.linebreakReplacement=null,this.cached=Object.create(null);let n=this.spec={};for(let e in t)n[e]=t[e];n.nodes=e.from(t.nodes),n.marks=e.from(t.marks||{}),this.nodes=NodeType.compile(this.spec.nodes,this),this.marks=MarkType.compile(this.spec.marks,this);let r=Object.create(null);for(let e in this.nodes){if(e in this.marks)throw RangeError(e+` can not be both a node and a mark`);let t=this.nodes[e],n=t.spec.content||``,i=t.spec.marks;if(t.contentMatch=r[n]||(r[n]=ContentMatch.parse(n,this.nodes)),t.inlineContent=t.contentMatch.inlineContent,t.spec.linebreakReplacement){if(this.linebreakReplacement)throw RangeError(`Multiple linebreak nodes defined`);if(!t.isInline||!t.isLeaf)throw RangeError(`Linebreak replacement nodes must be inline leaf nodes`);this.linebreakReplacement=t}t.markSet=i==`_`?null:i?z(this,i.split(` `)):i==``||!t.inlineContent?[]:null}for(let e in this.marks){let t=this.marks[e],n=t.spec.excludes;t.excluded=n==null?[t]:n==``?[]:z(this,n.split(` `))}this.nodeFromJSON=e=>Node.fromJSON(this,e),this.markFromJSON=e=>Mark.fromJSON(this,e),this.topNodeType=this.nodes[this.spec.topNode||`doc`],this.cached.wrappings=Object.create(null)}node(e,t=null,n,r){if(typeof e==`string`)e=this.nodeType(e);else if(!(e instanceof NodeType))throw RangeError(`Invalid node type: `+e);else if(e.schema!=this)throw RangeError(`Node type from different schema used (`+e.name+`)`);return e.createChecked(t,n,r)}text(e,t){let n=this.nodes.text;return new TextNode(n,n.defaultAttrs,e,Mark.setFrom(t))}mark(e,t){return typeof e==`string`&&(e=this.marks[e]),e.create(t)}nodeType(e){let t=this.nodes[e];if(!t)throw RangeError(`Unknown node type: `+e);return t}}function z(e,t){let n=[];for(let r=0;r<t.length;r++){let i=t[r],a=e.marks[i],o=a;if(a)n.push(a);else for(let t in e.marks){let r=e.marks[t];(i==`_`||r.spec.group&&r.spec.group.split(` `).indexOf(i)>-1)&&n.push(o=r)}if(!o)throw SyntaxError(`Unknown mark type: '`+t[r]+`'`)}return n}function B(e){return e.tag!=null}function V(e){return e.style!=null}class DOMParser{constructor(e,t){this.schema=e,this.rules=t,this.tags=[],this.styles=[];let n=this.matchedStyles=[];t.forEach(e=>{if(B(e))this.tags.push(e);else if(V(e)){let t=/[^=]*/.exec(e.style)[0];n.indexOf(t)<0&&n.push(t),this.styles.push(e)}}),this.normalizeLists=!this.tags.some(t=>{if(!/^(ul|ol)\b/.test(t.tag)||!t.node)return!1;let n=e.nodes[t.node];return n.contentMatch.matchType(n)})}parse(e,t={}){let n=new ParseContext(this,t,!1);return n.addAll(e,Mark.none,t.from,t.to),n.finish()}parseSlice(e,t={}){let n=new ParseContext(this,t,!0);return n.addAll(e,Mark.none,t.from,t.to),Slice.maxOpen(n.finish())}matchTag(e,t,n){for(let r=n?this.tags.indexOf(n)+1:0;r<this.tags.length;r++){let n=this.tags[r];if(q(e,n.tag)&&(n.namespace===void 0||e.namespaceURI==n.namespace)&&(!n.context||t.matchesContext(n.context))){if(n.getAttrs){let t=n.getAttrs(e);if(t===!1)continue;n.attrs=t||void 0}return n}}}matchStyle(e,t,n,r){for(let i=r?this.styles.indexOf(r)+1:0;i<this.styles.length;i++){let r=this.styles[i],a=r.style;if(!(a.indexOf(e)!=0||r.context&&!n.matchesContext(r.context)||a.length>e.length&&(a.charCodeAt(e.length)!=61||a.slice(e.length+1)!=t))){if(r.getAttrs){let e=r.getAttrs(t);if(e===!1)continue;r.attrs=e||void 0}return r}}}static schemaRules(e){let t=[];function n(e){let n=e.priority==null?50:e.priority,r=0;for(;r<t.length;r++){let e=t[r];if((e.priority==null?50:e.priority)<n)break}t.splice(r,0,e)}for(let t in e.marks){let r=e.marks[t].spec.parseDOM;r&&r.forEach(e=>{n(e=J(e)),e.mark||e.ignore||e.clearMark||(e.mark=t)})}for(let t in e.nodes){let r=e.nodes[t].spec.parseDOM;r&&r.forEach(e=>{n(e=J(e)),e.node||e.ignore||e.mark||(e.node=t)})}return t}static fromSchema(e){return e.cached.domParser||(e.cached.domParser=new DOMParser(e,DOMParser.schemaRules(e)))}}const H={address:!0,article:!0,aside:!0,blockquote:!0,body:!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},U={head:!0,noscript:!0,object:!0,script:!0,style:!0,title:!0},W={ol:!0,ul:!0},ne=1,re=2,ie=4;function G(e,t,n){return t==null?e&&e.whitespace==`pre`?3:n&-5:!!t|(t===`full`?2:0)}class NodeContext{constructor(e,t,n,r,i,a){this.type=e,this.attrs=t,this.marks=n,this.solid=r,this.options=a,this.content=[],this.activeMarks=Mark.none,this.match=i||(a&4?null:e.contentMatch)}findWrapping(e){if(!this.match){if(!this.type)return[];let t=this.type.contentMatch.fillBefore(Fragment.from(e));if(t)this.match=this.type.contentMatch.matchFragment(t);else{let t=this.type.contentMatch,n;return(n=t.findWrapping(e.type))?(this.match=t,n):null}}return this.match.findWrapping(e.type)}finish(e){if(!(this.options&1)){let e=this.content[this.content.length-1],t;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 t=Fragment.from(this.content);return!e&&this.match&&(t=t.append(this.match.fillBefore(Fragment.empty,!0))),this.type?this.type.create(this.attrs,t,this.marks):t}inlineContext(e){return this.type?this.type.inlineContent:this.content.length?this.content[0].isInline:e.parentNode&&!H.hasOwnProperty(e.parentNode.nodeName.toLowerCase())}}class ParseContext{constructor(e,t,n){this.parser=e,this.options=t,this.isOpen=n,this.open=0,this.localPreserveWS=!1;let r=t.topNode,i,a=G(null,t.preserveWhitespace,0)|(n?4:0);i=r?new NodeContext(r.type,r.attrs,Mark.none,!0,t.topMatch||r.type.contentMatch,a):n?new NodeContext(null,null,Mark.none,!0,null,a):new NodeContext(e.schema.topNodeType,null,Mark.none,!0,null,a),this.nodes=[i],this.find=t.findPositions,this.needsBlock=!1}get top(){return this.nodes[this.open]}addDOM(e,t){e.nodeType==3?this.addTextNode(e,t):e.nodeType==1&&this.addElement(e,t)}addTextNode(e,t){let n=e.nodeValue,r=this.top,i=r.options&2?`full`:this.localPreserveWS||(r.options&1)>0,{schema:a}=this.parser;if(i===`full`||r.inlineContext(e)||/[^ \t\r\n\u000c]/.test(n)){if(!i){if(n=n.replace(/[ \t\r\n\u000c]+/g,` `),/^[ \t\r\n\u000c]/.test(n)&&this.open==this.nodes.length-1){let t=r.content[r.content.length-1],i=e.previousSibling;(!t||i&&i.nodeName==`BR`||t.isText&&/[ \t\r\n\u000c]$/.test(t.text))&&(n=n.slice(1))}}else if(i===`full`)n=n.replace(/\r\n?/g,`
5`);else if(a.linebreakReplacement&&/[\r\n]/.test(n)&&this.top.findWrapping(a.linebreakReplacement.create())){let e=n.split(/\r?\n|\r/);for(let n=0;n<e.length;n++)n&&this.insertNode(a.linebreakReplacement.create(),t,!0),e[n]&&this.insertNode(a.text(e[n]),t,!/\S/.test(e[n]));n=``}else n=n.replace(/\r?\n|\r/g,` `);n&&this.insertNode(a.text(n),t,!/\S/.test(n)),this.findInText(e)}else this.findInside(e)}addElement(e,t,n){let r=this.localPreserveWS,i=this.top;(e.tagName==`PRE`||/pre/.test(e.style&&e.style.whiteSpace))&&(this.localPreserveWS=!0);let a=e.nodeName.toLowerCase(),o;W.hasOwnProperty(a)&&this.parser.normalizeLists&&K(e);let s=this.options.ruleFromNode&&this.options.ruleFromNode(e)||(o=this.parser.matchTag(e,this,n));out:if(s?s.ignore:U.hasOwnProperty(a))this.findInside(e),this.ignoreFallback(e,t);else if(!s||s.skip||s.closeParent){s&&s.closeParent?this.open=Math.max(0,this.open-1):s&&s.skip.nodeType&&(e=s.skip);let n,r=this.needsBlock;if(H.hasOwnProperty(a))i.content.length&&i.content[0].isInline&&this.open&&(this.open--,i=this.top),n=!0,i.type||(this.needsBlock=!0);else if(!e.firstChild){this.leafFallback(e,t);break out}let o=s&&s.skip?t:this.readStyles(e,t);o&&this.addAll(e,o),n&&this.sync(i),this.needsBlock=r}else{let n=this.readStyles(e,t);n&&this.addElementByRule(e,s,n,s.consuming===!1?o:void 0)}this.localPreserveWS=r}leafFallback(e,t){e.nodeName==`BR`&&this.top.type&&this.top.type.inlineContent&&this.addTextNode(e.ownerDocument.createTextNode(`
6`),t)}ignoreFallback(e,t){e.nodeName==`BR`&&(!this.top.type||!this.top.type.inlineContent)&&this.findPlace(this.parser.schema.text(`-`),t,!0)}readStyles(e,t){let n=e.style;if(n&&n.length)for(let e=0;e<this.parser.matchedStyles.length;e++){let r=this.parser.matchedStyles[e],i=n.getPropertyValue(r);if(i)for(let e;;){let n=this.parser.matchStyle(r,i,this,e);if(!n)break;if(n.ignore)return null;if(t=n.clearMark?t.filter(e=>!n.clearMark(e)):t.concat(this.parser.schema.marks[n.mark].create(n.attrs)),n.consuming===!1)e=n;else break}}return t}addElementByRule(e,t,n,r){let i,a;

6if(t.node)if(a=this.parser.schema.nodes[t.node],a.isLeaf)this.insertNode(a.create(t.attrs),n,e.nodeName==`BR`)||this.leafFallback(e,n);else{let e=this.enter(a,t.attrs||null,n,t.preserveWhitespace);e&&(i=!0,n=e)}else{let e=this.parser.schema.marks[t.mark];n=n.concat(e.create(t.attrs))}let o=this.top;if(a&&a.isLeaf)this.findInside(e);else if(r)this.addElement(e,n,r);else if(t.getContent)this.findInside(e),t.getContent(e,this.parser.schema).forEach(e=>this.insertNode(e,n,!1));else{let r=e;typeof t.contentElement==`string`?r=e.querySelector(t.contentElement):typeof t.contentElement==`function`?r=t.contentElement(e):t.contentElement&&(r=t.contentElement),this.findAround(e,r,!0),this.addAll(r,n),this.findAround(e,r,!1)}i&&this.sync(o)&&this.open--}addAll(e,t,n,r){let i=n||0;for(let a=n?e.childNodes[n]:e.firstChild,o=r==null?null:e.childNodes[r];a!=o;a=a.nextSibling,++i)this.findAtPoint(e,i),this.addDOM(a,t);this.findAtPoint(e,i)}findPlace(e,t,n){let r,i;for(let t=this.open,a=0;t>=0;t--){let o=this.nodes[t],s=o.findWrapping(e);if(s&&(!r||r.length>s.length+a)&&(r=s,i=o,!s.length))break;if(o.solid){if(n)break;a+=2}}if(!r)return null;this.sync(i);for(let e=0;e<r.length;e++)t=this.enterInner(r[e],null,t,!1);return t}insertNode(e,t,n){if(e.isInline&&this.needsBlock&&!this.top.type){let e=this.textblockFromContext();e&&(t=this.enterInner(e,null,t))}let r=this.findPlace(e,t,n);if(r){this.closeExtra();let t=this.top;t.match&&(t.match=t.match.matchType(e.type));let n=Mark.none;for(let i of r.concat(e.marks))(t.type?t.type.allowsMarkType(i.type):Y(i.type,e.type))&&(n=i.addToSet(n));return t.content.push(e.mark(n)),!0}return!1}enter(e,t,n,r){let i=this.findPlace(e.create(t),n,!1);return i&&(i=this.enterInner(e,t,n,!0,r)),i}enterInner(e,t,n,r=!1,i){this.closeExtra();let a=this.top;a.match=a.match&&a.match.matchType(e);let o=G(e,i,a.options);a.options&4&&a.content.length==0&&(o|=4);let s=Mark.none;return n=n.filter(t=>(a.type?a.type.allowsMarkType(t.type):Y(t.type,e))?(s=t.addToSet(s),!1):!0),this.nodes.push(new NodeContext(e,t,s,r,null,o)),this.open++,n}closeExtra(e=!1){let t=this.nodes.length-1;if(t>this.open){for(;t>this.open;t--)this.nodes[t-1].content.push(this.nodes[t].finish(e));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(e){for(let t=this.open;t>=0;t--){if(this.nodes[t]==e)return this.open=t,!0;this.localPreserveWS&&(this.nodes[t].options|=1)}return!1}get currentPos(){this.closeExtra();let e=0;for(let t=this.open;t>=0;t--){let n=this.nodes[t].content;for(let t=n.length-1;t>=0;t--)e+=n[t].nodeSize;t&&e++}return e}findAtPoint(e,t){if(this.find)for(let n=0;n<this.find.length;n++)this.find[n].node==e&&this.find[n].offset==t&&(this.find[n].pos=this.currentPos)}findInside(e){if(this.find)for(let t=0;t<this.find.length;t++)this.find[t].pos==null&&e.nodeType==1&&e.contains(this.find[t].node)&&(this.find[t].pos=this.currentPos)}findAround(e,t,n){if(e!=t&&this.find)for(let r=0;r<this.find.length;r++)this.find[r].pos==null&&e.nodeType==1&&e.contains(this.find[r].node)&&t.compareDocumentPosition(this.find[r].node)&(n?2:4)&&(this.find[r].pos=this.currentPos)}findInText(e){if(this.find)for(let t=0;t<this.find.length;t++)this.find[t].node==e&&(this.find[t].pos=this.currentPos-(e.nodeValue.length-this.find[t].offset))}matchesContext(e){if(e.indexOf(`|`)>-1)return e.split(/\s*\|\s*/).some(this.matchesContext,this);let t=e.split(`/`),n=this.options.context,r=!this.isOpen&&(!n||n.parent.type==this.nodes[0].type),i=-(n?n.depth+1:0)+ +!r,a=(e,o)=>{for(;e>=0;e--){let s=t[e];if(s==``){if(e==t.length-1||e==0)continue;for(;o>=i;o--)if(a(e-1,o))return!0;return!1}else{let e=o>0||o==0&&r?this.nodes[o].type:n&&o>=i?n.node(o-i).type:null;if(!e||e.name!=s&&!e.isInGroup(s))return!1;o--}}return!0};return a(t.length-1,this.open)}textblockFromContext(){let e=this.options.context;if(e)for(let t=e.depth;t>=0;t--){let n=e.node(t).contentMatchAt(e.indexAfter(t)).defaultType;if(n&&n.isTextblock&&n.defaultAttrs)return n}for(let e in this.parser.schema.nodes){let t=this.parser.schema.nodes[e];

6if(t.isTextblock&&t.defaultAttrs)return t}}}function K(e){for(let t=e.firstChild,n=null;t;t=t.nextSibling){let e=t.nodeType==1?t.nodeName.toLowerCase():null;e&&W.hasOwnProperty(e)&&n?(n.appendChild(t),t=n):e==`li`?n=t:e&&(n=null)}}function q(e,t){return(e.matches||e.msMatchesSelector||e.webkitMatchesSelector||e.mozMatchesSelector).call(e,t)}function J(e){let t={};for(let n in e)t[n]=e[n];return t}function Y(e,t){let n=t.schema.nodes;for(let r in n){let i=n[r];if(!i.allowsMarkType(e))continue;let a=[],o=e=>{a.push(e);for(let n=0;n<e.edgeCount;n++){let{type:r,next:i}=e.edge(n);if(r==t||a.indexOf(i)<0&&o(i))return!0}};if(o(i.contentMatch))return!0}}class DOMSerializer{constructor(e,t){this.nodes=e,this.marks=t}serializeFragment(e,t={},n){n||(n=Z(t).createDocumentFragment());let r=n,i=[];return e.forEach(e=>{if(i.length||e.marks.length){let n=0,a=0;for(;n<i.length&&a<e.marks.length;){let t=e.marks[a];if(!this.marks[t.type.name]){a++;continue}if(!t.eq(i[n][0])||t.type.spec.spanning===!1)break;n++,a++}for(;n<i.length;)r=i.pop()[1];for(;a<e.marks.length;){let n=e.marks[a++],o=this.serializeMark(n,e.isInline,t);o&&(i.push([n,r]),r.appendChild(o.dom),r=o.contentDOM||o.dom)}}r.appendChild(this.serializeNodeInner(e,t))}),n}serializeNodeInner(e,t){if(e.isText)return Z(t).createTextNode(e.text);let{dom:n,contentDOM:r}=$(Z(t),this.nodes[e.type.name](e),null,e.attrs);if(r){if(e.isLeaf)throw RangeError(`Content hole not allowed in a leaf node spec`);this.serializeFragment(e.content,t,r)}return n}serializeNode(e,t={}){let n=this.serializeNodeInner(e,t);for(let r=e.marks.length-1;r>=0;r--){let i=this.serializeMark(e.marks[r],e.isInline,t);i&&((i.contentDOM||i.dom).appendChild(n),n=i.dom)}return n}serializeMark(e,t,n={}){let r=this.marks[e.type.name];return r&&$(Z(n),r(e,t),null,e.attrs)}static renderSpec(e,t,n=null,r){return typeof t==`string`?{dom:e.createTextNode(t)}:$(e,t,n,r)}static fromSchema(e){return e.cached.domSerializer||(e.cached.domSerializer=new DOMSerializer(this.nodesFromSchema(e),this.marksFromSchema(e)))}static nodesFromSchema(e){let t=X(e.nodes);return t.text||(t.text=e=>e.text),t}static marksFromSchema(e){return X(e.marks)}}function X(e){let t={};for(let n in e){let r=e[n].spec.toDOM;r&&(t[n]=r)}return t}function Z(e){return e.document||window.document}const Q=/* @__PURE__ */ new WeakMap;function ae(e){let t=Q.get(e);return t===void 0&&Q.set(e,t=oe(e)),t}function oe(e){let t=null;function n(e){if(e&&typeof e==`object`)if(Array.isArray(e))if(typeof e[0]==`string`)t||(t=[]),t.push(e);else for(let t=0;t<e.length;t++)n(e[t]);else for(let t in e)n(e[t])}return n(e),t}function $(e,t,n,r){if(t.nodeType==1)return{dom:t};if(t.dom&&t.dom.nodeType==1)return t;let i=t[0],a;if(typeof i!=`string`)throw RangeError(`Invalid array passed to renderSpec`);

6if(r&&(a=ae(r))&&a.indexOf(t)>-1)throw RangeError(`Using an array from an attribute object as a DOM spec. This may be an attempted cross site scripting attack.`);let o=i.indexOf(` `);o>0&&(n=i.slice(0,o),i=i.slice(o+1));let s,c=n?e.createElementNS(n,i):e.createElement(i),l=t[1],u=1;if(l&&typeof l==`object`&&l.nodeType==null&&!Array.isArray(l)){u=2;for(let e in l)if(l[e]!=null){let t=e.indexOf(` `);t>0?c.setAttributeNS(e.slice(0,t),e.slice(t+1),l[e]):e==`style`&&c.style?c.style.cssText=l[e]:c.setAttribute(e,l[e])}}for(let i=u;i<t.length;i++){let a=t[i];if(a===0){if(i<t.length-1||i>u)throw RangeError(`Content hole must be the only child of its parent node`);return{dom:c,contentDOM:c}}else if(typeof a==`string`)c.appendChild(e.createTextNode(a));else{let{dom:t,contentDOM:i}=$(e,a,n,r);if(c.appendChild(t),i){if(s)throw RangeError(`Multiple content holes`);s=i}}}return{dom:c,contentDOM:s}}export{ContentMatch,DOMParser,DOMSerializer,Fragment,Mark,MarkType,Node,NodeRange,NodeType,ReplaceError,ResolvedPos,Schema,Slice};
7