eslint integration
This commit is contained in:
Klemek
+204
-194
@@ -3,216 +3,226 @@ const path = require('path');
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const showdown = require('showdown');
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module.exports = (config) => {
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const converter = new showdown.Converter(config['showdown']);
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const converter = new showdown.Converter(config['showdown']);
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/**
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/**
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* get parts outside of codes/scripts
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* @param {string} data
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* @returns {{index:number, end:number, text:string}[]} parts
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*/
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const getParts = (data) => {
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let parts = [];
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let match;
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let i = 0;
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while ((match = /```/m.exec(data.slice(i)))) {
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parts.push({
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index: i,
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text: data.slice(i, i + match.index),
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});
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i += match.index + match[0].length;
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}
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if (i < data.length)
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parts.push({
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index: i,
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text: data.slice(i, data.length),
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});
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parts = parts.filter((p, i) => i % 2 === 0); //filter out code parts
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// detect scripts outside of code
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parts.forEach((p, pi) => {
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let i = 0;
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const subParts = [];
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while ((match = /(<script>((?:(?!<\/script>)[\s\S])*)<\/script>)/gm.exec(p.text.slice(i)))) {
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subParts.push({
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index: p.index + i,
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text: p.text.slice(i, i + match.index),
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});
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i += match.index + match[0].length;
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}
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if (i < p.text.length)
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subParts.push({
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index: p.index + i,
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text: p.text.slice(i, p.text.length),
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});
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parts.splice(pi, 1, ...subParts);
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});
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parts.forEach(part => part.end = part.index + part.text.length);
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return parts;
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};
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const renderShowDown = (data, cb) => {
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const html = converter.makeHtml(data);
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cb(html);
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};
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let Prism;
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if (config['modules']['prism'])
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Prism = require('node-prismjs');
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const renderPrism = (data, cb) => {
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if (!config['modules']['prism'])
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return cb(data);
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const codeRegex = /```([\w-]+)\r?\n((?:(?!```)[\s\S])*)\r?\n```/m;
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let match;
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while ((match = codeRegex.exec(data))) {
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const lang = match[1].trim();
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const code = match[2].trim();
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const block = Prism.highlight(code, Prism.languages[lang] || Prism.languages.autoit, lang);
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data = data.slice(0, match.index) + `<pre><code class="${lang} language-${lang}">` + block + '</code></pre>' + data.slice(match.index + match[0].length);
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}
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cb(data);
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};
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if (config['modules']['plantuml']) {
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require('./script_loader')(path.join(__dirname, 'lib', 'plantuml_synchro.js'));
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}
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const renderPlantUML = (data, cb) => {
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if (!config['modules']['plantuml'])
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return cb(data);
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const parts = getParts(data);
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const umlRegex = /@startuml\r?\n((?:(?!@enduml)[\s\S])*)\r?\n@enduml/m;
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let match;
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parts.forEach(part => {
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while ((match = umlRegex.exec(part.text))) {
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const code = match[1].trim();
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const s = unescape(encodeURIComponent(code)); // jshint ignore:line
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const compressed = global['zip_deflate'](s);
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const url = `http://www.plantuml.com/plantuml/${config['plantuml']['output_format']}/${encode64(compressed)}`;// jshint ignore:line
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part.text = part.text.slice(0, match.index) + `<img alt="generated PlantUML diagram" src="${url}">` + part.text.slice(match.index + match[0].length);
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}
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data = data.slice(0, part.index) + part.text + data.slice(part.end);
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});
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cb(data);
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};
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let mjAPI;
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if (config['modules']['mathjax']) {
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mjAPI = require('mathjax-node');
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mjAPI.config({
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MathJax: {
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tex2jax: {
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inlineMath: [['$', '$']],
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displayMath: [['$$', '$$']]
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const getParts = (data) => {
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let parts = [];
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let match;
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let i = 0;
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while ((match = /```/m.exec(data.slice(i)))) {
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parts.push({
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index: i,
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text: data.slice(i, i + match.index),
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});
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i += match.index + match[0].length;
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}
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if (i < data.length) {
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parts.push({
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index: i,
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text: data.slice(i, data.length),
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});
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}
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}
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});
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}
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const renderMathJax = (data, cb) => {
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if (!config['modules']['mathjax'])
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return cb(data);
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parts = parts.filter((p, i) => i % 2 === 0); //filter out code parts
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const parts = getParts(data);
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const doMJ = (match, format, i) => {
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const eq = match[1].trim();
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const output = config['mathjax']['output_format'];
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const mjConf = {
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math: eq,
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format: format,
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speakText: config['mathjax']['speak_text']
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};
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mjConf[output] = true;
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mjAPI.typeset(mjConf, (res) => {
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data = data.slice(0, parts[i].index + match.index) + res[output] + data.slice(parts[i].index + match.index + match[0].length);
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renderMathJax(data, (data2) => {
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cb(data2);
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// detect scripts outside of code
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parts.forEach((p, pi) => {
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let i = 0;
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const subParts = [];
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while ((match = /(<script>((?:(?!<\/script>)[\s\S])*)<\/script>)/gm.exec(p.text.slice(i)))) {
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subParts.push({
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index: p.index + i,
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text: p.text.slice(i, i + match.index),
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});
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i += match.index + match[0].length;
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}
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if (i < p.text.length) {
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subParts.push({
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index: p.index + i,
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text: p.text.slice(i, p.text.length),
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});
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}
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parts.splice(pi, 1, ...subParts);
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});
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});
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parts.forEach(part => part.end = part.index + part.text.length);
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return parts;
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};
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const eqRegex = /\$\$((?:(?!\$\$)[\s\S])*)\$\$/m;
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const inlineEqRegex = /\$([^$\n]*)\$/;
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const renderShowDown = (data, cb) => {
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const html = converter.makeHtml(data);
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cb(html);
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};
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for (let i = 0; i < parts.length; i++) {
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let match;
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if ((match = eqRegex.exec(parts[i].text))) {
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return doMJ(match, 'TeX', i);
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} else if ((match = inlineEqRegex.exec(parts[i].text))) {
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return doMJ(match, 'inline-TeX', i);
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}
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let Prism;
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if (config['modules']['prism']) {
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Prism = require('node-prismjs');
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}
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cb(data);
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};
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let faDiagrams;
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let toml;
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if (config['modules']['fa-diagrams']) {
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faDiagrams = require('fa-diagrams');
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toml = require('@iarna/toml');
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}
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const renderFaDiagrams = (data, cb) => {
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if (!config['modules']['fa-diagrams'])
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return cb(data);
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const parts = getParts(data);
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const diagramsRegex = /@startfad\r?\n((?:(?!@endfad)[\s\S])*)\r?\n@endfad/m;
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let match;
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parts.forEach(part => {
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while ((match = diagramsRegex.exec(part.text))) {
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const code = match[1].trim();
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let output;
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try {
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const diagData = toml.parse(code);
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const findLineBreaks = (data) => {
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Object.keys(data).forEach(key => {
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if (typeof data[key] === 'object')
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findLineBreaks(data[key]);
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else if (typeof data[key] === 'string')
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data[key] = data[key].replace(/\\n/gm, '\n');
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});
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};
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findLineBreaks(diagData);
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output = faDiagrams.compute(diagData);
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} catch (err) {
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output = `<b style="color:red">${err.toString()}</b>`;
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const renderPrism = (data, cb) => {
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if (!config['modules']['prism']) {
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return cb(data);
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}
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part.text = part.text.slice(0, match.index) + output + part.text.slice(match.index + match[0].length);
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}
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data = data.slice(0, part.index) + part.text + data.slice(part.end);
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});
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cb(data);
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};
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const codeRegex = /```([\w-]+)\r?\n((?:(?!```)[\s\S])*)\r?\n```/m;
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let match;
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while ((match = codeRegex.exec(data))) {
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const lang = match[1].trim();
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const code = match[2].trim();
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const block = Prism.highlight(code, Prism.languages[lang] || Prism.languages.autoit, lang);
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data = data.slice(0, match.index) + `<pre><code class="${lang} language-${lang}">` + block + '</code></pre>' + data.slice(match.index + match[0].length);
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}
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cb(data);
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};
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return {
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getParts: config['test'] ? getParts : undefined,
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renderShowDown: config['test'] ? renderShowDown : undefined,
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renderPrism: config['test'] ? renderPrism : undefined,
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renderPlantUML: config['test'] ? renderPlantUML : undefined,
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renderMathJax: config['test'] ? renderMathJax : undefined,
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renderFaDiagrams: config['test'] ? renderFaDiagrams : undefined,
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render: (file, cb) => {
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fs.readFile(file, {encoding: 'UTF-8'}, (err, data) => {
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if (err)
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return cb(err);
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renderPlantUML(data, (data) => {
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renderFaDiagrams(data, (data) => {
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renderMathJax(data, (data) => {
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renderPrism(data, (data) => {
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renderShowDown(data, (html) => {
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cb(null, html);
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});
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});
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});
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});
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});
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});
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if (config['modules']['plantuml']) {
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require('./script_loader')(path.join(__dirname, 'lib', 'plantuml_synchro.js'));
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}
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};
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const renderPlantUML = (data, cb) => {
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/* global encode64 */
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if (!config['modules']['plantuml']) {
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return cb(data);
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}
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const parts = getParts(data);
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const umlRegex = /@startuml\r?\n((?:(?!@enduml)[\s\S])*)\r?\n@enduml/m;
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let match;
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parts.forEach(part => {
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while ((match = umlRegex.exec(part.text))) {
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const code = match[1].trim();
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const s = unescape(encodeURIComponent(code));
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const compressed = global['zip_deflate'](s);
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const url = `http://www.plantuml.com/plantuml/${config['plantuml']['output_format']}/${encode64(compressed)}`;
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part.text = part.text.slice(0, match.index) + `<img alt="generated PlantUML diagram" src="${url}">` + part.text.slice(match.index + match[0].length);
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}
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data = data.slice(0, part.index) + part.text + data.slice(part.end);
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});
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cb(data);
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};
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let mjAPI;
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if (config['modules']['mathjax']) {
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mjAPI = require('mathjax-node');
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mjAPI.config({
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MathJax: {
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tex2jax: {
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inlineMath: [['$', '$']],
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displayMath: [['$$', '$$']]
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}
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}
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});
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}
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const renderMathJax = (data, cb) => {
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if (!config['modules']['mathjax']) {
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return cb(data);
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}
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const parts = getParts(data);
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const doMJ = (match, format, i) => {
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const eq = match[1].trim();
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const output = config['mathjax']['output_format'];
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const mjConf = {
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math: eq,
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format: format,
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speakText: config['mathjax']['speak_text']
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};
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mjConf[output] = true;
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mjAPI.typeset(mjConf, (res) => {
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data = data.slice(0, parts[i].index + match.index) + res[output] + data.slice(parts[i].index + match.index + match[0].length);
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renderMathJax(data, (data2) => {
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cb(data2);
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});
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});
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};
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const eqRegex = /\$\$((?:(?!\$\$)[\s\S])*)\$\$/m;
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const inlineEqRegex = /\$([^$\n]*)\$/;
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for (let i = 0; i < parts.length; i++) {
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let match;
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if ((match = eqRegex.exec(parts[i].text))) {
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return doMJ(match, 'TeX', i);
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} else if ((match = inlineEqRegex.exec(parts[i].text))) {
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return doMJ(match, 'inline-TeX', i);
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}
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}
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cb(data);
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};
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let faDiagrams;
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let toml;
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if (config['modules']['fa-diagrams']) {
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faDiagrams = require('fa-diagrams');
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toml = require('@iarna/toml');
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}
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const renderFaDiagrams = (data, cb) => {
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if (!config['modules']['fa-diagrams']) {
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return cb(data);
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}
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const parts = getParts(data);
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const diagramsRegex = /@startfad\r?\n((?:(?!@endfad)[\s\S])*)\r?\n@endfad/m;
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let match;
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parts.forEach(part => {
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while ((match = diagramsRegex.exec(part.text))) {
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const code = match[1].trim();
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let output;
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try {
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const diagData = toml.parse(code);
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const findLineBreaks = (data) => {
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Object.keys(data).forEach(key => {
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if (typeof data[key] === 'object') {
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findLineBreaks(data[key]);
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} else if (typeof data[key] === 'string') {
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data[key] = data[key].replace(/\\n/gm, '\n');
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}
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});
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};
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findLineBreaks(diagData);
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output = faDiagrams.compute(diagData);
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} catch (err) {
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output = `<b style="color:red">${err.toString()}</b>`;
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}
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part.text = part.text.slice(0, match.index) + output + part.text.slice(match.index + match[0].length);
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}
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data = data.slice(0, part.index) + part.text + data.slice(part.end);
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});
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cb(data);
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};
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return {
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getParts: config['test'] ? getParts : undefined,
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renderShowDown: config['test'] ? renderShowDown : undefined,
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renderPrism: config['test'] ? renderPrism : undefined,
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renderPlantUML: config['test'] ? renderPlantUML : undefined,
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renderMathJax: config['test'] ? renderMathJax : undefined,
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renderFaDiagrams: config['test'] ? renderFaDiagrams : undefined,
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render: (file, cb) => {
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fs.readFile(file, {encoding: 'UTF-8'}, (err, data) => {
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if (err) {
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return cb(err);
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}
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renderPlantUML(data, (data) => {
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renderFaDiagrams(data, (data) => {
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renderMathJax(data, (data) => {
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renderPrism(data, (data) => {
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renderShowDown(data, (html) => {
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cb(null, html);
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});
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});
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});
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});
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});
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});
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}
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};
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};
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