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44 lines
1.3 KiB
44 lines
1.3 KiB
/* |
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* This file is part of moemark-renderer. |
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* |
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* Copyright (c) 2016 Menci <huanghaorui301@gmail.com> |
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* |
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* moemark-renderer is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* moemark-renderer is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with moemark-renderer. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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const pygmentize = require('pygmentize-bundled-cached'); |
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function escapeHTML(s) { |
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// Code from http://stackoverflow.com/questions/5251520/how-do-i-escape-some-html-in-javascript/5251551 |
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return s.replace(/[^0-9A-Za-z ]/g, (c) => { |
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return "&#" + c.charCodeAt(0) + ";"; |
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}); |
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} |
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module.exports = (code, lang, cb) => { |
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pygmentize({ |
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lang: lang, |
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format: 'html', |
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options: { |
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nowrap: true, |
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classprefix: 'pl-' |
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} |
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}, code, (err, res) => { |
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if (err || res.toString() === 'undefined') { |
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cb(escapeHTML(code)); |
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} else { |
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cb(res); |
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} |
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}); |
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}
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