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45 lines
1.3 KiB
45 lines
1.3 KiB
6 years ago
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/*
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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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