@buildshipapp/chat-widget
Version:
A chat widget that can be paired with BuildShip workflows built using the Assistant API.
1 lines • 79.7 kB
JavaScript
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{0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/).replace("paragraph",at).getRegex(),code:/^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/,def:nt,fences:/^ {0,3}(`{3,}(?=[^`\n]*(?:\n|$))|~{3,})([^\n]*)(?:\n|$)(?:|([\s\S]*?)(?:\n|$))(?: {0,3}\1[~`]* *(?=\n|$)|$)/,heading:/^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/,hr:Ye,html:st,lheading:Je,list:it,newline:/^(?: *(?:\n|$))+/,paragraph:at,table:Ve,text:/^[^\n]+/},ct=He("^ *([^\\n ].*)\\n {0,3}((?:\\| *)?:?-+:? *(?:\\| *:?-+:? *)*(?:\\| *)?)(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)").replace("hr",Ye).replace("heading"," {0,3}#{1,6}(?:\\s|$)").replace("blockquote"," {0,3}>").replace("code"," {4}[^\\n]").replace("fences"," {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list"," {0,3}(?:[*+-]|1[.)]) ").replace("html","</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag",rt).getRegex(),ut={...lt,table:ct,paragraph:He(et).replace("hr",Ye).replace("heading"," {0,3}#{1,6}(?:\\s|$)").replace("|lheading","").replace("table",ct).replace("blockquote"," {0,3}>").replace("fences"," {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n").replace("list"," {0,3}(?:[*+-]|1[.)]) ").replace("html","</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)").replace("tag",rt).getRegex()},dt={...lt,html:He("^ *(?:comment *(?:\\n|\\s*$)|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)|<tag(?:\"[^\"]*\"|'[^']*'|\\s[^'\"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))").replace("comment",ot).replace(/tag/g,"(?!(?:a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)\\b)\\w+(?!:|[^\\w\\s@]*@)\\b").getRegex(),def:/^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/,heading:/^(#{1,6})(.*)(?:\n+|$)/,fences:Ve,lheading:/^(.+?)\n {0,3}(=+|-+) *(?:\n+|$)/,paragraph:He(et).replace("hr",Ye).replace("heading"," *#{1,6} *[^\n]").replace("lheading",Je).replace("|table","").replace("blockquote"," {0,3}>").replace("|fences","").replace("|list","").replace("|html","").replace("|tag","").getRegex()},ht=/^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,pt=/^( {2,}|\\)\n(?!\s*$)/,ft="\\p{P}\\p{S}",gt=He(/^((?![*_])[\spunctuation])/,"u").replace(/punctuation/g,ft).getRegex(),bt=He(/^(?:\*+(?:((?!\*)[punct])|[^\s*]))|^_+(?:((?!_)[punct])|([^\s_]))/,"u").replace(/punct/g,ft).getRegex(),mt=He("^[^_*]*?__[^_*]*?\\*[^_*]*?(?=__)|[^*]+(?=[^*])|(?!\\*)[punct](\\*+)(?=[\\s]|$)|[^punct\\s](\\*+)(?!\\*)(?=[punct\\s]|$)|(?!\\*)[punct\\s](\\*+)(?=[^punct\\s])|[\\s](\\*+)(?!\\*)(?=[punct])|(?!\\*)[punct](\\*+)(?!\\*)(?=[punct])|[^punct\\s](\\*+)(?=[^punct\\s])","gu").replace(/punct/g,ft).getRegex(),wt=He("^[^_*]*?\\*\\*[^_*]*?_[^_*]*?(?=\\*\\*)|[^_]+(?=[^_])|(?!_)[punct](_+)(?=[\\s]|$)|[^punct\\s](_+)(?!_)(?=[punct\\s]|$)|(?!_)[punct\\s](_+)(?=[^punct\\s])|[\\s](_+)(?!_)(?=[punct])|(?!_)[punct](_+)(?!_)(?=[punct])","gu").replace(/punct/g,ft).getRegex(),xt=He(/\\([punct])/,"gu").replace(/punct/g,ft).getRegex(),kt=He(/^<(scheme:[^\s\x00-\x1f<>]*|email)>/).replace("scheme",/[a-zA-Z][a-zA-Z0-9+.-]{1,31}/).replace("email",/[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/).getRegex(),yt=He(ot).replace("(?:--\x3e|$)","--\x3e").getRegex(),vt=He("^comment|^</[a-zA-Z][\\w:-]*\\s*>|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>|^<\\?[\\s\\S]*?\\?>|^<![a-zA-Z]+\\s[\\s\\S]*?>|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>").replace("comment",yt).replace("attribute",/\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/).getRegex(),_t=/(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/,Et=He(/^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/).replace("label",_t).replace("href",/<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/).replace("title",/"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/).getRegex(),Rt=He(/^!?\[(label)\]\[(ref)\]/).replace("label",_t).replace("ref",tt).getRegex(),Tt=He(/^!?\[(ref)\](?:\[\])?/).replace("ref",tt).getRegex(),St={_backpedal:Ve,anyPunctuation:xt,autolink:kt,blockSkip:/\[[^[\]]*?\]\([^\(\)]*?\)|`[^`]*?`|<[^<>]*?>/g,br:pt,code:/^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,del:Ve,emStrongLDelim:bt,emStrongRDelimAst:mt,emStrongRDelimUnd:wt,escape:ht,link:Et,nolink:Tt,punctuation:gt,reflink:Rt,reflinkSearch:He("reflink|nolink(?!\\()","g").replace("reflink",Rt).replace("nolink",Tt).getRegex(),tag:vt,text:/^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/,url:Ve},$t={...St,link:He(/^!?\[(label)\]\((.*?)\)/).replace("label",_t).getRegex(),reflink:He(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace("label",_t).getRegex()},Ct={...St,escape:He(ht).replace("])","~|])").getRegex(),url:He(/^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/,"i").replace("email",/[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/).getRegex(),_backpedal:/(?:[^?!.,:;*_'"~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_'"~)]+(?!$))+/,del:/^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/,text:/^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)))/},At={...Ct,br:He(pt).replace("{2,}","*").getRegex(),text:He(Ct.text).replace("\\b_","\\b_| {2,}\\n").replace(/\{2,\}/g,"*").getRegex()},zt={normal:lt,gfm:ut,pedantic:dt},It={normal:St,gfm:Ct,breaks:At,pedantic:$t};class Ot{tokens;options;state;tokenizer;inlineQueue;constructor(e){this.tokens=[],this.tokens.links=Object.create(null),this.options=e||Ie,this.options.tokenizer=this.options.tokenizer||new Ue,this.tokenizer=this.options.tokenizer,this.tokenizer.options=this.options,this.tokenizer.lexer=this,this.inlineQueue=[],this.state={inLink:!1,inRawBlock:!1,top:!0};const t={block:zt.normal,inline:It.normal};this.options.pedantic?(t.block=zt.pedantic,t.inline=It.pedantic):this.options.gfm&&(t.block=zt.gfm,t.inline=this.options.breaks?It.breaks:It.gfm),this.tokenizer.rules=t}static get rules(){return{block:zt,inline:It}}static lex(e,t){return new Ot(t).lex(e)}static lexInline(e,t){return new Ot(t).inlineTokens(e)}lex(e){e=e.replace(/\r\n|\r/g,"\n"),this.blockTokens(e,this.tokens);for(let e=0;e<this.inlineQueue.length;e++){const t=this.inlineQueue[e];this.inlineTokens(t.src,t.tokens)}return this.inlineQueue=[],this.tokens}blockTokens(e,t=[]){let n,i,r,o;for(e=this.options.pedantic?e.replace(/\t/g," ").replace(/^ +$/gm,""):e.replace(/^( *)(\t+)/gm,(e,t,n)=>t+" ".repeat(n.length));e;)if(!(this.options.extensions&&this.options.extensions.block&&this.options.extensions.block.some(i=>!!(n=i.call({lexer:this},e,t))&&(e=e.substring(n.raw.length),t.push(n),!0))))if(n=this.tokenizer.space(e))e=e.substring(n.raw.length),1===n.raw.length&&t.length>0?t[t.length-1].raw+="\n":t.push(n);else if(n=this.tokenizer.code(e))e=e.substring(n.raw.length),i=t[t.length-1],!i||"paragraph"!==i.type&&"text"!==i.type?t.push(n):(i.raw+="\n"+n.raw,i.text+="\n"+n.text,this.inlineQueue[this.inlineQueue.length-1].src=i.text);else if(n=this.tokenizer.fences(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.heading(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.hr(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.blockquote(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.list(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.html(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.def(e))e=e.substring(n.raw.length),i=t[t.length-1],!i||"paragraph"!==i.type&&"text"!==i.type?this.tokens.links[n.tag]||(this.tokens.links[n.tag]={href:n.href,title:n.title}):(i.raw+="\n"+n.raw,i.text+="\n"+n.raw,this.inlineQueue[this.inlineQueue.length-1].src=i.text);else if(n=this.tokenizer.table(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.lheading(e))e=e.substring(n.raw.length),t.push(n);else{if(r=e,this.options.extensions&&this.options.extensions.startBlock){let t=Infinity;const n=e.slice(1);let i;this.options.extensions.startBlock.forEach(e=>{i=e.call({lexer:this},n),"number"==typeof i&&i>=0&&(t=Math.min(t,i))}),t<Infinity&&t>=0&&(r=e.substring(0,t+1))}if(this.state.top&&(n=this.tokenizer.paragraph(r)))i=t[t.length-1],o&&"paragraph"===i.type?(i.raw+="\n"+n.raw,i.text+="\n"+n.text,this.inlineQueue.pop(),this.inlineQueue[this.inlineQueue.length-1].src=i.text):t.push(n),o=r.length!==e.length,e=e.substring(n.raw.length);else if(n=this.tokenizer.text(e))e=e.substring(n.raw.length),i=t[t.length-1],i&&"text"===i.type?(i.raw+="\n"+n.raw,i.text+="\n"+n.text,this.inlineQueue.pop(),this.inlineQueue[this.inlineQueue.length-1].src=i.text):t.push(n);else if(e){const t="Infinite loop on byte: "+e.charCodeAt(0);if(this.options.silent){console.error(t);break}throw new Error(t)}}return this.state.top=!0,t}inline(e,t=[]){return this.inlineQueue.push({src:e,tokens:t}),t}inlineTokens(e,t=[]){let n,i,r,o,s,a,l=e;if(this.tokens.links){const e=Object.keys(this.tokens.links);if(e.length>0)for(;null!=(o=this.tokenizer.rules.inline.reflinkSearch.exec(l));)e.includes(o[0].slice(o[0].lastIndexOf("[")+1,-1))&&(l=l.slice(0,o.index)+"["+"a".repeat(o[0].length-2)+"]"+l.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex))}for(;null!=(o=this.tokenizer.rules.inline.blockSkip.exec(l));)l=l.slice(0,o.index)+"["+"a".repeat(o[0].length-2)+"]"+l.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);for(;null!=(o=this.tokenizer.rules.inline.anyPunctuation.exec(l));)l=l.slice(0,o.index)+"++"+l.slice(this.tokenizer.rules.inline.anyPunctuation.lastIndex);for(;e;)if(s||(a=""),s=!1,!(this.options.extensions&&this.options.extensions.inline&&this.options.extensions.inline.some(i=>!!(n=i.call({lexer:this},e,t))&&(e=e.substring(n.raw.length),t.push(n),!0))))if(n=this.tokenizer.escape(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.tag(e))e=e.substring(n.raw.length),i=t[t.length-1],i&&"text"===n.type&&"text"===i.type?(i.raw+=n.raw,i.text+=n.text):t.push(n);else if(n=this.tokenizer.link(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.reflink(e,this.tokens.links))e=e.substring(n.raw.length),i=t[t.length-1],i&&"text"===n.type&&"text"===i.type?(i.raw+=n.raw,i.text+=n.text):t.push(n);else if(n=this.tokenizer.emStrong(e,l,a))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.codespan(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.br(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.del(e))e=e.substring(n.raw.length),t.push(n);else if(n=this.tokenizer.autolink(e))e=e.substring(n.raw.length),t.push(n);else if(this.state.inLink||!(n=this.tokenizer.url(e))){if(r=e,this.options.extensions&&this.options.extensions.startInline){let t=Infinity;const n=e.slice(1);let i;this.options.extensions.startInline.forEach(e=>{i=e.call({lexer:this},n),"number"==typeof i&&i>=0&&(t=Math.min(t,i))}),t<Infinity&&t>=0&&(r=e.substring(0,t+1))}if(n=this.tokenizer.inlineText(r))e=e.substring(n.raw.length),"_"!==n.raw.slice(-1)&&(a=n.raw.slice(-1)),s=!0,i=t[t.length-1],i&&"text"===i.type?(i.raw+=n.raw,i.text+=n.text):t.push(n);else if(e){const t="Infinite loop on byte: "+e.charCodeAt(0);if(this.options.silent){console.error(t);break}throw new Error(t)}}else e=e.substring(n.raw.length),t.push(n);return t}}class Lt{options;constructor(e){this.options=e||Ie}code(e,t,n){const i=(t||"").match(/^\S*/)?.[0];return e=e.replace(/\n$/,"")+"\n",i?'<pre><code class="language-'+Me(i)+'">'+(n?e:Me(e,!0))+"</code></pre>\n":"<pre><code>"+(n?e:Me(e,!0))+"</code></pre>\n"}blockquote(e){return`<blockquote>\n${e}</blockquote>\n`}html(e,t){return e}heading(e,t,n){return`<h${t}>${e}</h${t}>\n`}hr(){return"<hr>\n"}list(e,t,n){const i=t?"ol":"ul";return"<"+i+(t&&1!==n?' start="'+n+'"':"")+">\n"+e+"</"+i+">\n"}listitem(e,t,n){return`<li>${e}</li>\n`}checkbox(e){return"<input "+(e?'checked="" ':"")+'disabled="" type="checkbox">'}paragraph(e){return`<p>${e}</p>\n`}table(e,t){return t&&(t=`<tbody>${t}</tbody>`),"<table>\n<thead>\n"+e+"</thead>\n"+t+"</table>\n"}tablerow(e){return`<tr>\n${e}</tr>\n`}tablecell(e,t){const n=t.header?"th":"td";return(t.align?`<${n} align="${t.align}">`:`<${n}>`)+e+`</${n}>\n`}strong(e){return`<strong>${e}</strong>`}em(e){return`<em>${e}</em>`}codespan(e){return`<code>${e}</code>`}br(){return"<br>"}del(e){return`<del>${e}</del>`}link(e,t,n){const i=Ge(e);if(null===i)return n;let r='<a href="'+(e=i)+'"';return t&&(r+=' title="'+t+'"'),r+=">"+n+"</a>",r}image(e,t,n){const i=Ge(e);if(null===i)return n;let r=`<img src="${e=i}" alt="${n}"`;return t&&(r+=` title="${t}"`),r+=">",r}text(e){return e}}class Pt{strong(e){return e}em(e){return e}codespan(e){return e}del(e){return e}html(e){return e}text(e){return e}link(e,t,n){return""+n}image(e,t,n){return""+n}br(){return""}}class Nt{options;renderer;textRenderer;constructor(e){this.options=e||Ie,this.options.renderer=this.options.renderer||new Lt,this.renderer=this.options.renderer,this.renderer.options=this.options,this.textRenderer=new Pt}static parse(e,t){return new Nt(t).parse(e)}static parseInline(e,t){return new Nt(t).parseInline(e)}parse(e,t=!0){let n="";for(let i=0;i<e.length;i++){const r=e[i];if(this.options.extensions&&this.options.extensions.renderers&&this.options.extensions.renderers[r.type]){const e=r,t=this.options.extensions.renderers[e.type].call({parser:this},e);if(!1!==t||!["space","hr","heading","code","table","blockquote","list","html","paragraph","text"].includes(e.type)){n+=t||"";continue}}switch(r.type){case"space":continue;case"hr":n+=this.renderer.hr();continue;case"heading":{const e=r;n+=this.renderer.heading(this.parseInline(e.tokens),e.depth,qe(this.parseInline(e.tokens,this.textRenderer)));continue}case"code":n+=this.renderer.code(r.text,r.lang,!!r.escaped);continue;case"table":{const e=r;let t="",i="";for(let t=0;t<e.header.length;t++)i+=this.renderer.tablecell(this.parseInline(e.header[t].tokens),{header:!0,align:e.align[t]});t+=this.renderer.tablerow(i);let o="";for(let t=0;t<e.rows.length;t++){const n=e.rows[t];i="";for(let t=0;t<n.length;t++)i+=this.renderer.tablecell(this.parseInline(n[t].tokens),{header:!1,align:e.align[t]});o+=this.renderer.tablerow(i)}n+=this.renderer.table(t,o);continue}case"blockquote":{const e=this.parse(r.tokens);n+=this.renderer.blockquote(e);continue}case"list":{const e=r,t=e.ordered,i=e.start,o=e.loose;let s="";for(let t=0;t<e.items.length;t++){const n=e.items[t],i=n.checked,r=n.task;let a="";if(n.task){const e=this.renderer.checkbox(!!i);o?n.tokens.length>0&&"paragraph"===n.tokens[0].type?(n.tokens[0].text=e+" "+n.tokens[0].text,n.tokens[0].tokens&&n.tokens[0].tokens.length>0&&"text"===n.tokens[0].tokens[0].type&&(n.tokens[0].tokens[0].text=e+" "+n.tokens[0].tokens[0].text)):n.tokens.unshift({type:"text",text:e+" "}):a+=e+" "}a+=this.parse(n.tokens,o),s+=this.renderer.listitem(a,r,!!i)}n+=this.renderer.list(s,t,i);continue}case"html":n+=this.renderer.html(r.text,r.block);continue;case"paragraph":n+=this.renderer.paragraph(this.parseInline(r.tokens));continue;case"text":{let o=r,s=o.tokens?this.parseInline(o.tokens):o.text;for(;i+1<e.length&&"text"===e[i+1].type;)o=e[++i],s+="\n"+(o.tokens?this.parseInline(o.tokens):o.text);n+=t?this.renderer.paragraph(s):s;continue}default:{const e='Token with "'+r.type+'" type was not found.';if(this.options.silent)return console.error(e),"";throw new Error(e)}}}return n}parseInline(e,t){t=t||this.renderer;let n="";for(let i=0;i<e.length;i++){const r=e[i];if(this.options.extensions&&this.options.extensions.renderers&&this.options.extensions.renderers[r.type]){const e=this.options.extensions.renderers[r.type].call({parser:this},r);if(!1!==e||!["escape","html","link","image","strong","em","codespan","br","del","text"].includes(r.type)){n+=e||"";continue}}switch(r.type){case"escape":case"text":n+=t.text(r.text);break;case"html":n+=t.html(r.text);break;case"link":n+=t.link(r.href,r.title,this.parseInline(r.tokens,t));break;case"image":n+=t.image(r.href,r.title,r.text);break;case"strong":n+=t.strong(this.parseInline(r.tokens,t));break;case"em":n+=t.em(this.parseInline(r.tokens,t));break;case"codespan":n+=t.codespan(r.text);break;case"br":n+=t.br();break;case"del":n+=t.del(this.parseInline(r.tokens,t));break;default:{const e='Token with "'+r.type+'" type was not found.';if(this.options.silent)return console.error(e),"";throw new Error(e)}}}return n}}class Dt{options;constructor(e){this.options=e||Ie}static passThroughHooks=new Set(["preprocess","postprocess","processAllTokens"]);preprocess(e){return e}postprocess(e){return e}processAllTokens(e){return e}}const Ft=new class{defaults={async:!1,breaks:!1,extensions:null,gfm:!0,hooks:null,pedantic:!1,renderer:null,silent:!1,tokenizer:null,walkTokens:null};options=this.setOptions;parse=this.#e(Ot.lex,Nt.parse);parseInline=this.#e(Ot.lexInline,Nt.parseInline);Parser=Nt;Renderer=Lt;TextRenderer=Pt;Lexer=Ot;Tokenizer=Ue;Hooks=Dt;constructor(...e){this.use(...e)}walkTokens(e,t){let n=[];for(const i of e)switch(n=n.concat(t.call(this,i)),i.type){case"table":{const e=i;for(const i of e.header)n=n.concat(this.walkTokens(i.tokens,t));for(const i of e.rows)for(const e of i)n=n.concat(this.walkTokens(e.tokens,t));break}case"list":n=n.concat(this.walkTokens(i.items,t));break;default:{const e=i;this.defaults.extensions?.childTokens?.[e.type]?this.defaults.extensions.childTokens[e.type].forEach(i=>{const r=e[i].flat(Infinity);n=n.concat(this.walkTokens(r,t))}):e.tokens&&(n=n.concat(this.walkTokens(e.tokens,t)))}}return n}use(...e){const t=this.defaults.extensions||{renderers:{},childTokens:{}};return e.forEach(e=>{const n={...e};if(n.async=this.defaults.async||n.async||!1,e.extensions&&(e.extensions.forEach(e=>{if(!e.name)throw new Error("extension name required");if("renderer"in e){const n=t.renderers[e.name];t.renderers[e.name]=n?function(...t){let i=e.renderer.apply(this,t);return!1===i&&(i=n.apply(this,t)),i}:e.renderer}if("tokenizer"in e){if(!e.level||"block"!==e.level&&"inline"!==e.level)throw new Error("extension level must be 'block' or 'inline'");const n=t[e.level];n?n.unshift(e.tokenizer):t[e.level]=[e.tokenizer],e.start&&("block"===e.level?t.startBlock?t.startBlock.push(e.start):t.startBlock=[e.start]:"inline"===e.level&&(t.startInline?t.startInline.push(e.star