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34 lines
1.2 KiB
JavaScript
34 lines
1.2 KiB
JavaScript
#!/usr/bin/env node
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// Adjusts the format of the changelog that changesets generates.
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// This is run automatically when npm version is run.
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const fs = require('fs');
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const changelog = fs.readFileSync('CHANGELOG.md', 'utf8');
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// Groups:
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// - 1: Pull Request Number and URL
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// - 2: Changeset entry
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const RELEASE_LINE_REGEX = /^- (\[#.*?\]\(.*?\))?.*?! - (.*)$/gm;
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// Captures vX.Y.Z or vX.Y.Z-rc.W
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const VERSION_TITLE_REGEX = /^## (\d+\.\d+\.\d+(-rc\.\d+)?)$/gm;
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const isPrerelease = process.env.PRERELEASE === 'true';
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const formatted = changelog
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// Remove titles
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.replace(/^### Major Changes\n\n/gm, '')
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.replace(/^### Minor Changes\n\n/gm, '')
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.replace(/^### Patch Changes\n\n/gm, '')
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// Remove extra whitespace between items
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.replace(/^(- \[.*\n)\n(?=-)/gm, '$1')
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// Format each release line
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.replace(RELEASE_LINE_REGEX, (_, pr, entry) => (pr ? `- ${entry} (${pr})` : `- ${entry}`))
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// Add date to new version
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.replace(VERSION_TITLE_REGEX, `\n## $1 (${new Date().toISOString().split('T')[0]})`)
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// Conditionally allow vX.Y.Z.rc-.W sections only in prerelease
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.replace(/^## \d\.\d\.\d-rc\S+[^]+?(?=^#)/gm, section => (isPrerelease ? section : ''));
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fs.writeFileSync('CHANGELOG.md', formatted);
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