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#!/usr/bin/env node
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/*eslint no-console:0*/
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// Fixtures generator from commonmark specs. Split spec to working / not working
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// examples, or show total stat.
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import fs from 'node:fs';
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import argparse from 'argparse';
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import markdownit from '../index.mjs';
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const cli = new argparse.ArgumentParser({
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add_help: true
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});
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cli.add_argument('type', {
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help: 'type of examples to filter',
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nargs: '?',
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choices: [ 'good', 'bad' ]
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});
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cli.add_argument('-s', '--spec', {
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help: 'spec file to read',
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default: new URL('../test/fixtures/commonmark/spec.txt', import.meta.url)
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});
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cli.add_argument('-o', '--output', {
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help: 'output file, stdout if not set',
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default: '-'
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});
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const options = cli.parse_args();
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////////////////////////////////////////////////////////////////////////////////
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function normalize(text) {
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return text.replace(/<blockquote>\n<\/blockquote>/g, '<blockquote></blockquote>');
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}
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////////////////////////////////////////////////////////////////////////////////
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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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const chunks = [];
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process.stdin.on('data', function (chunk) {
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chunks.push(chunk);
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});
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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.spec, 'utf8', function (error, input) {
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const good = [], bad = [],
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markdown = markdownit('commonmark');
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if (error) {
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if (error.code === 'ENOENT') {
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process.stderr.write('File not found: ' + options.spec);
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process.exit(2);
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}
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process.stderr.write(error.stack || error.message || String(error));
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process.exit(1);
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}
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input = input.replace(/→/g, '\t');
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markdown.parse(input, {})
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.filter(function (token) {
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return token.tag === 'code' &&
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token.info.trim() === 'example';
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})
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.forEach(function (token) {
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const arr = token.content.split(/^\.\s*?$/m, 2);
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const md = arr[0];
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const html = arr[1].replace(/^\n/, '');
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const result = {
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md: md,
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html: html,
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line: token.map[0],
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err: ''
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};
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try {
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if (markdown.render(md) === normalize(html)) {
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good.push(result);
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} else {
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result.err = markdown.render(md);
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bad.push(result);
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}
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} catch (___) {
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// bad.push(result);
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throw ___;
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}
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});
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const out = [];
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if (!options.type) {
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out.push(`CM spec stat: passed samples - ${good.length}, failed samples - ${bad.length}`);
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} else {
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const data = options.type === 'good' ? good : bad;
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data.forEach(function (sample) {
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out.push(
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'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n' +
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`src line: ${sample.line}\n\n.\n${sample.md}.\n${sample.html}.\n`
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);
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if (sample.err) {
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out.push(`error:\n\n${sample.err}\n`);
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}
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});
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}
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if (options.output !== '-') fs.writeFileSync(options.output, out.join('\n'));
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else console.log(out.join('\n'));
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process.exit(0);
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});
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