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versions.js
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versions.js
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const semver = require('semver')
const splitSemVer = (input, versionKey = 'version') => {
if (!input[versionKey]) {
return null
}
let version
if (input.inc) {
version = semver.inc(input[versionKey], input.inc, true)
} else {
version = input[versionKey].version
}
return {
...input,
version,
$MAJOR: semver.major(version),
$MINOR: semver.minor(version),
$PATCH: semver.patch(version),
$COMPLETE: version,
}
}
const getTemplatableVersion = (input) => {
const templatableVersion = {
$NEXT_MAJOR_VERSION: splitSemVer({ ...input, inc: 'major' }),
$NEXT_MAJOR_VERSION_MAJOR: splitSemVer({
...input,
inc: 'major',
template: '$MAJOR',
}),
$NEXT_MAJOR_VERSION_MINOR: splitSemVer({
...input,
inc: 'major',
template: '$MINOR',
}),
$NEXT_MAJOR_VERSION_PATCH: splitSemVer({
...input,
inc: 'major',
template: '$PATCH',
}),
$NEXT_MINOR_VERSION: splitSemVer({ ...input, inc: 'minor' }),
$NEXT_MINOR_VERSION_MAJOR: splitSemVer({
...input,
inc: 'minor',
template: '$MAJOR',
}),
$NEXT_MINOR_VERSION_MINOR: splitSemVer({
...input,
inc: 'minor',
template: '$MINOR',
}),
$NEXT_MINOR_VERSION_PATCH: splitSemVer({
...input,
inc: 'minor',
template: '$PATCH',
}),
$NEXT_PATCH_VERSION: splitSemVer({ ...input, inc: 'patch' }),
$NEXT_PATCH_VERSION_MAJOR: splitSemVer({
...input,
inc: 'patch',
template: '$MAJOR',
}),
$NEXT_PATCH_VERSION_MINOR: splitSemVer({
...input,
inc: 'patch',
template: '$MINOR',
}),
$NEXT_PATCH_VERSION_PATCH: splitSemVer({
...input,
inc: 'patch',
template: '$PATCH',
}),
$INPUT_VERSION: splitSemVer(input, 'inputVersion'),
$RESOLVED_VERSION: splitSemVer({
...input,
inc: input.versionKeyIncrement || 'patch',
}),
}
templatableVersion.$RESOLVED_VERSION =
templatableVersion.$INPUT_VERSION || templatableVersion.$RESOLVED_VERSION
return templatableVersion
}
const toSemver = (version) => {
const result = semver.parse(version)
if (result) {
return result
}
// doesn't handle prerelease
return semver.coerce(version)
}
const coerceVersion = (input) => {
if (!input) {
return null
}
return typeof input === 'object'
? toSemver(input.tag_name) || toSemver(input.name)
: toSemver(input)
}
module.exports.getVersionInfo = (
release,
template,
inputVersion = null,
versionKeyIncrement = null
) => {
const version = coerceVersion(release)
inputVersion = coerceVersion(inputVersion)
if (!version && !inputVersion) {
return undefined
}
return {
...getTemplatableVersion({
version,
template,
inputVersion,
versionKeyIncrement,
}),
}
}