67 lines
1.8 KiB
JavaScript
67 lines
1.8 KiB
JavaScript
const cp = require('child_process')
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function getLatestTag() {
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try {
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const res = cp.execSync('git describe --abbrev=0 --tags', { encoding: 'utf8', stdio: 'pipe' }).trim()
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return res
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} catch (e) {
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if (e.stderr.match(/^fatal: (No names found|No tags can describe)/i)) {
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// no tags found, let's just return the first commit
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return cp.execSync('git rev-list --max-parents=0 HEAD', { encoding: 'utf8' }).trim()
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}
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throw e
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}
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}
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function findChangedFilesSince(tag, until = 'HEAD') {
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return cp.execSync(`git diff --name-only ${tag} ${until}`, { encoding: 'utf8', stdio: 'pipe' }).trim().split('\n')
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}
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function getCommitsSince(tag, until = 'HEAD') {
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const delim = `---${Math.random().toString(36).slice(2)}---`
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const lines = cp
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.execSync(`git log --pretty="format:%H %s%n%b%n${delim}" ${tag}..${until}`, { encoding: 'utf8', stdio: 'pipe' })
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.trim()
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.split('\n')
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const items = []
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let current = null
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for (const line of lines) {
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if (line === delim) {
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if (current) items.push(current)
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current = null
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} else if (current) {
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if (current.description) current.description += '\n'
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current.description += line
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} else {
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const [hash, ...msg] = line.split(' ')
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current = { hash, msg: msg.join(' '), description: '' }
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}
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}
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if (current) items.push(current)
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return items.reverse()
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}
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function parseConventionalCommit(msg) {
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const match = msg.match(/^(\w+)(?:\(([^)]+)\))?(!?): (.+)$/)
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if (!match) return null
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const [, type, scope, breaking, subject] = match
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return { type, scope, breaking: Boolean(breaking), subject }
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}
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module.exports = {
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getLatestTag,
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findChangedFilesSince,
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getCommitsSince,
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parseConventionalCommit,
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}
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