farallon/dist/js/Markdown.min.js

self.addEventListener("message",function(e){let data=e.data;let mdText=data.mdText;let markdown=new Markdown({mdText:mdText});let htmlText=markdown.markdown();self.postMessage({htmlText:htmlText})},false);class Markdown{constructor(props={mdText:""}){this.h1Reg=/^([-+*]*)(&nbsp;)*(#)&nbsp;(.+)/;this.h2Reg=/^([-+*]*)(&nbsp;)*(#{2})&nbsp;(.+)/;this.h3Reg=/^([-+*]*)(&nbsp;)*(#{3})&nbsp;(.+)/;this.h4Reg=/^([-+*]*)(&nbsp;)*(#{4})&nbsp;(.+)/;this.h5Reg=/^([-+*]*)(&nbsp;)*(#{5})&nbsp;(.+)/;this.h6Reg=/^([-+*]*)(&nbsp;)*(#{6})&nbsp;(.+)/;this.hrReg=/^[-+*_]{3,}$/;this.aReg=/\[([^\[\]]+?)]\(([^()]+?)\)/;this.imgReg=/!\[([^\[\]]+?)]\(([^()]+?)\)/;this.strongReg=/\*\*(.+?)\*\*/;this.emReg=/\*(.+?)\*/;this.delReg=/~~(.+?)~~/;this.markReg=/==(.+?)==/;this.subReg=/~(.+?)~/;this.supReg=/\^(.+?)\^/;this.inlineCodeReg=/`{1,2}(.+?)`{1,2}/;this.ulReg=/\n([-+*].*(\n[-+*].*)*)/;this.olReg=/\n([1-9]+\..*(\n[0-9]+\..*)*)/;this.blockquoteReg=/\n(&gt;.*(\n&gt;.*)*)/;this.codeReg=/\n```\n([\s\S]*?)\n```[\n]?/;this.tableReg=/\n(\|.*?\|<br>\n(\|(nbsp;)*-+)+\|<br>\n(\|.*?\|<br>\n)*)/;this.tranRegs=[{reg:/\\\\/,to:"<tranBackslash>"},{reg:/\\&amp;/,to:"<tranAnd>"},{reg:/\\&nbsp;/,to:"<tranSpace>"},{reg:/\\&lt;/,to:"<tranLess>"},{reg:/\\&gt;/,to:"<tranGreater>"},{reg:/\\&#39;/,to:"<tranSingleQuotation>"},{reg:/\\&quot;/,to:"<tranDoubleQuotation>"},{reg:/\\#/,to:"<tranNumberSign>"},{reg:/\\=/,to:"<tranEqual>"},{reg:/\\\+/,to:"<tranAdd>"},{reg:/\\-/,to:"<tranReduce>"},{reg:/\\\*/,to:"<tranAsterisk>"},{reg:/\\_/,to:"<tranUnderline>"},{reg:/\\`/,to:"<tranBackquote>"},{reg:/\\\|/,to:"<tranDelimiter>"},{reg:/\\~/,to:"<tranWaveSign>"},{reg:/\\\^/,to:"<tranPower>"},{reg:/\\!/,to:"<tranExclamatoryMark>"},{reg:/\\{/,to:"<tranLeftCurlyBracket>"},{reg:/\\}/,to:"<tranRightCurlyBracket>"},{reg:/\\\[/,to:"<tranLeftSquareBracket>"},{reg:/\\]/,to:"<tranRightSquareBracket>"},{reg:/\\\(/,to:"<tranLeftBracket>"},{reg:/\\\)/,to:"<tranRightBracket>"},{reg:/\\./,to:"<tranDot>"}];this.tranToRegs=[{reg:/<tranBackslash>/,to:"\\"},{reg:/<tranAnd>/,to:"&amp;"},{reg:/<tranSpace>/,to:"\\&nbsp;"},{reg:/<tranLess>/,to:"&lt;"},{reg:/<tranGreater>/,to:"&gt;"},{reg:/<tranSingleQuotation>/,to:"&#39;"},{reg:/<tranDoubleQuotation>/,to:"&quot;"},{reg:/<tranNumberSign>/,to:"#"},{reg:/<tranEqual>/,to:"="},{reg:/<tranAdd>/,to:"+"},{reg:/<tranReduce>/,to:"-"},{reg:/<tranAsterisk>/,to:"*"},{reg:/<tranUnderline>/,to:"_"},{reg:/<tranBackquote>/,to:"`"},{reg:/<tranDelimiter>/,to:"|"},{reg:/<tranWaveSign>/,to:"~"},{reg:/<tranPower>/,to:"^"},{reg:/<tranExclamatoryMark>/,to:"!"},{reg:/<tranLeftCurlyBracket>/,to:"{"},{reg:/<tranRightCurlyBracket>/,to:"}"},{reg:/<tranLeftSquareBracket>/,to:"["},{reg:/<tranRightSquareBracket>/,to:"]"},{reg:/<tranLeftBracket>/,to:"("},{reg:/<tranRightBracket>/,to:")"},{reg:/<tranDot>/,to:"."}];let htmlEncode=str=>{let s;if(str.length===0){return""}s=str.replace(/&/g,"&amp;").replace(/ /g,"&nbsp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/'/g,"&#39;").replace(/"/g,"&quot;");return s};this.props=props;this.props.mdText=htmlEncode(this.props.mdText)}markdown(){const replaceTran=htmlText=>{let reg;let i=0;for(let tranReg of this.tranRegs){while(reg=tranReg.reg.exec(htmlText)){htmlText=htmlText.replace(tranReg.reg,tranReg.to)}i++}return htmlText};const replaceTranTo=htmlText=>{let reg;let i=0;for(let tranToReg of this.tranToRegs){while(reg=tranToReg.reg.exec(htmlText)){htmlText=htmlText.replace(tranToReg.reg,tranToReg.to)}i++}return htmlText};const replaceA=htmlText=>{let reg;while(reg=this.aReg.exec(htmlText)){htmlText=htmlText.replace(this.aReg,`<a class="md-a" href="${reg[2]}" target="_blank">${reg[1]}</a>`)}return htmlText};const replaceImg=htmlText=>{let reg;while(reg=this.imgReg.exec(htmlText)){htmlText=htmlText.replace(this.imgReg,`<img class="md-img" src="${reg[2]}" alt="${reg[1]}"/>`)}return htmlText};const replaceStrong=htmlText=>{let reg;while(reg=this.strongReg.exec(htmlText)){htmlText=htmlText.replace(this.strongReg,`<strong class="md-strong">${reg[1]}</strong>`)}return htmlText};const replaceEm=htmlText=>{let reg;while(reg=this.emReg.exec(htmlText)){htmlText=htmlText.replace(this.emReg,`<em class="md-em">${reg[1]}</em>`)}return htmlText};const replaceDel=htmlText=>{let reg;while(reg=this.delReg.exec(htmlText)){htmlText=htmlText.replace(this.delReg,`<del class="md-del">${reg[1]}</del>`)}return htmlText};const replaceMark=htmlText=>{let reg;while(reg=this.markReg.exec(htmlText)){htmlText=htmlText.replace(this.markReg,`<mark class="md-mark">${reg[1]}</mark>`)}return htmlText};const replaceSub=htmlText=>{let reg;while(reg=this.subReg.exec(htmlText)){htmlText=htmlText.replace(this.subReg,`<sub class="md-sub">${reg[1]}</sub>`)}return htmlText};const replaceSup=htmlText=>{let reg;while(reg=this.supReg.exec(htmlText)){htmlText=htmlText.replace(this.supReg,`<sup class="md-sup">${reg[1]}</sup>`)}return htmlText};const replaceInlineCode=htmlText=>{let reg;while(reg=this.inlineCodeReg.exec(htmlText)){htmlText=htmlText.replace(this.inlineCodeReg,`<code class="md-code-inline">${reg[1]}</code>`)}return htmlText};const replaceBlockquote=htmlText=>{htmlText="\n"+htmlText;let reg;while(reg=this.blockquoteReg.exec(htmlText)){let reg2=reg[1];reg2=reg2.split("\n");for(let i=0,l=reg2.length;i<l;i++){reg2[i]=reg2[i].replace(/^&gt;/,"");if(!/^&gt;/.test(reg2[i])&&/\s*/.test(reg2[i])){reg2[i]=`${reg2[i]}`}}reg2=reg2.join("\n");if(!/&gt;/.test(reg2)){reg2=reg2.split("\n\n");reg2=reg2.join("<br>");reg2=`<p>${reg2}</p>`}reg2=`<blockquote class="md-blockquote">\n${reg2}\n</blockquote>`;htmlText=htmlText.replace(this.blockquoteReg,reg2)}return htmlText};const replaceUl=htmlText=>{htmlText="\n"+htmlText;let reg;while(reg=this.ulReg.exec(htmlText)){let reg2=reg[1];reg2=reg2.split("\n");for(let i=0,l=reg2.length;i<l;i++){reg2[i]=reg2[i].replace(/^[-+*](&nbsp;)?/,"");if(!/^[-+*](&nbsp;)?/.test(reg2[i])){reg2[i]=`<li>\n${reg2[i]}\n</li>`}}reg2=reg2.join("\n");reg2=`\n<ul class="md-ul">\n${reg2}\n</ul>\n`;htmlText=htmlText.replace(this.ulReg,reg2)}return htmlText};const replaceOl=htmlText=>{htmlText="\n"+htmlText;let reg;while(reg=this.olReg.exec(htmlText)){let reg2=reg[1];reg2=reg2.split("\n");for(let i=0,l=reg2.length;i<l;i++){reg2[i]=reg2[i].replace(/^[1-9]+\.(&nbsp;)?/,"");if(!/^[1-9]+\.(&nbsp;)?/.test(reg2[i])){reg2[i]=`<li>\n${reg2[i]}\n</li>`}}reg2=reg2.join("\n");reg2=`\n<ol class="md-ol">\n${reg2}\n</ol>\n`;htmlText=htmlText.replace(this.olReg,reg2)}return htmlText};const replaceCode=htmlText=>{htmlText="\n"+htmlText;let reg;while(reg=this.codeReg.exec(htmlText)){htmlText=htmlText.replace(this.codeReg,`\n<code class="md-code">\n${reg[1]}\n</code>\n`)}return htmlText};const replaceTable=htmlText=>{htmlText="\n"+htmlText;let reg;while(reg=this.tableReg.exec(htmlText)){let reg2=reg[1].split("<br>\n");reg2.pop();let count=0;for(let i=0,l=reg2[1].length;i<l;i++){if(reg2[1][i]==="|"){count++}}let table=`\n<div class="md-table-outer">\n<table class="md-table">\n<thead class="md-thead">\n<tr class="md-tr">\n`;let reg3;let thInThead=[];while(reg3=/\|(.[^|]*)/.exec(reg2[0])){reg2[0]=reg2[0].replace(/\|(.[^|]*)/,``);thInThead.push(`\n<th class="md-th">\n${reg3[1]}\n</th>\n`)}thInThead.length=count-1;for(let th of thInThead){if(!th){th=`\n<th class="md-th">\n</th>\n`}table+=th}table+=`\n</tr>\n</thead>\n<tbody class="md-tbody">\n`;for(let i=2,l=reg2.length;i<l;i++){table+=`\n<tr class="md-tr">\n`;let trInTbody=reg2[i].split("|");trInTbody.pop();trInTbody.shift();trInTbody.length=count-1;for(let td of trInTbody){if(!td){td=`\n<td class="md-td">\n</td>\n`}else{td=`\n<td class="md-td">\n${td}\n</td>\n`}table+=td}table+=`\n</tr>\n`}table+="\n</tbody>\n</table>\n</div>\n";htmlText=htmlText.replace(this.tableReg,table)}return htmlText};let mdText=this.props.mdText;mdText=replaceTran(mdText);mdText=replaceCode(mdText);let mdTexts=mdText.split("\n");let htmlText="";let target=false;let code=[];for(let text of mdTexts){if(/^<code/.test(text)){target=true}else if(/^<\/code>/.test(text)){target=false}if(target){code.push(text)}else{if(code.length>0){code.shift();htmlText+=`\n<code class="md-code">\n${code.join("<br>\n")}<br>\n</code>\n`;code=[]}else{let reg;if(reg=this.h6Reg.exec(text)){htmlText+=`${reg[1]}<h6 class="md-h6">${reg[4]}</h6>\n`}else if(reg=this.h5Reg.exec(text)){htmlText+=`${reg[1]}<h5 class="md-h5">${reg[4]}</h5>\n`}else if(reg=this.h4Reg.exec(text)){htmlText+=`${reg[1]}<h4 class="md-h4">${reg[4]}</h4>\n`}else if(reg=this.h3Reg.exec(text)){htmlText+=`${reg[1]}<h3 class="md-h3">${reg[4]}</h3>\n`}else if(reg=this.h2Reg.exec(text)){htmlText+=`${reg[1]}<h2 class="md-h2">${reg[4]}</h2>\n`}else if(reg=this.h1Reg.exec(text)){htmlText+=`${reg[1]}<h1 class="md-h1">${reg[4]}</h1>\n`}else if(reg=this.hrReg.exec(text)){htmlText+=`<hr class="md-hr">\n`}else{htmlText+=`${text}<br>\n`}}}}let sub=0;let htmls=[];let reg;while(reg=/<code[\s\S]*?<\/code>/.exec(htmlText)){htmls[htmls.length]=htmlText.substring(sub,reg.index);htmls[htmls.length]=htmlText.substring(reg.index,reg.index+reg[0].length);htmlText=htmlText.substring(reg.index+reg[0].length)}htmls[htmls.length]=htmlText;htmlText="";let i=1;for(let html of htmls){if(i%2!==0){html=replaceTable(html);html=replaceImg(html);html=replaceA(html);html=replaceStrong(html);html=replaceEm(html);html=replaceDel(html);html=replaceMark(html);html=replaceSub(html);html=replaceSup(html);html=replaceInlineCode(html);html=replaceBlockquote(html);html=replaceOl(html);html=replaceUl(html)}htmlText+=html;i++}htmlText=replaceTranTo(htmlText);htmlText=htmlText.replace(/<br>/,"");return htmlText}}