Markdown parser, done right. 100% CommonMark support, extensions, syntax plugins & high speed
https://markdown-it.github.io/
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117 lines
2.2 KiB
117 lines
2.2 KiB
#!/usr/bin/env node
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/*eslint no-console:0*/
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'use strict';
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var fs = require('fs');
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var argparse = require('argparse');
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////////////////////////////////////////////////////////////////////////////////
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var cli = new argparse.ArgumentParser({
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prog: 'markdown-it',
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add_help: true
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});
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cli.add_argument('-v', '--version', {
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action: 'version',
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version: require('../package.json').version
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});
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cli.add_argument('--no-html', {
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help: 'Disable embedded HTML',
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action: 'store_true'
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});
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cli.add_argument('-l', '--linkify', {
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help: 'Autolink text',
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action: 'store_true'
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});
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cli.add_argument('-t', '--typographer', {
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help: 'Enable smartquotes and other typographic replacements',
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action: 'store_true'
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});
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cli.add_argument('--trace', {
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help: 'Show stack trace on error',
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action: 'store_true'
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});
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cli.add_argument('file', {
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help: 'File to read',
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nargs: '?',
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default: '-'
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});
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cli.add_argument('-o', '--output', {
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help: 'File to write',
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default: '-'
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});
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var options = cli.parse_args();
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function readFile(filename, encoding, callback) {
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if (options.file === '-') {
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// read from stdin
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var chunks = [];
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process.stdin.on('data', function (chunk) { chunks.push(chunk); });
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process.stdin.on('end', function () {
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return callback(null, Buffer.concat(chunks).toString(encoding));
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});
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} else {
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fs.readFile(filename, encoding, callback);
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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readFile(options.file, 'utf8', function (err, input) {
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var output, md;
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if (err) {
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if (err.code === 'ENOENT') {
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console.error('File not found: ' + options.file);
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process.exit(2);
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}
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console.error(
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options.trace && err.stack ||
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err.message ||
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String(err));
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process.exit(1);
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}
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md = require('..')({
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html: !options.no_html,
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xhtmlOut: false,
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typographer: options.typographer,
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linkify: options.linkify
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});
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try {
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output = md.render(input);
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} catch (e) {
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console.error(
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options.trace && e.stack ||
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e.message ||
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String(e));
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process.exit(1);
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}
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if (options.output === '-') {
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// write to stdout
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process.stdout.write(output);
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} else {
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fs.writeFileSync(options.output, output);
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}
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});
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