2018-02-09 04:08:15 +00:00
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import { inc, parse, SemVer } from 'semver'
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2018-02-04 00:32:38 +00:00
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2018-02-04 11:17:04 +00:00
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import { Channel } from './channel'
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2018-02-09 04:08:15 +00:00
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function isBetaTag(version: SemVer) {
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return version.prerelease.some(p => p.startsWith('beta'))
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}
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function isTestTag(version: SemVer) {
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return version.prerelease.some(p => p.startsWith('test'))
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}
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2018-02-04 01:15:29 +00:00
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export function getNextVersionNumber(
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version: string,
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2018-02-04 11:17:04 +00:00
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channel: Channel
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2018-02-04 01:15:29 +00:00
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): string {
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2018-02-09 03:30:37 +00:00
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const semanticVersion = parse(version)
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2018-02-04 00:32:38 +00:00
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2018-02-09 03:30:37 +00:00
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if (semanticVersion == null) {
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2018-02-04 00:32:38 +00:00
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throw new Error(`Unable to parse input '${version}' into version`)
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}
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2018-02-09 04:11:20 +00:00
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switch (channel) {
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case 'production':
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if (isBetaTag(semanticVersion)) {
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throw new Error(
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`Unable to draft production release using beta version '${version}'`
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)
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}
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2018-02-04 00:32:38 +00:00
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2018-02-09 04:11:20 +00:00
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if (isTestTag(semanticVersion)) {
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throw new Error(
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`Unable to draft production release using test version '${version}'`
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)
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}
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2018-02-04 00:32:38 +00:00
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2018-02-09 04:11:20 +00:00
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const nextVersion = inc(version, 'patch')
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if (nextVersion == null) {
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throw new Error(
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`Unable to increment next production version from release version '${version}'`
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)
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}
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2018-02-04 00:32:38 +00:00
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2018-02-09 04:11:20 +00:00
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return nextVersion
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2018-02-04 00:32:38 +00:00
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2018-02-09 04:11:20 +00:00
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case 'beta':
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if (isTestTag(semanticVersion)) {
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throw new Error(
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`Unable to resolve beta release using test version '${version}'`
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)
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}
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const betaTagIndex = version.indexOf('-beta')
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if (betaTagIndex > -1) {
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const betaNumber = version.substr(betaTagIndex + 5)
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const newBeta = parseInt(betaNumber, 10) + 1
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2018-02-04 00:32:38 +00:00
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2018-02-09 04:11:20 +00:00
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const newVersion = version.replace(
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`-beta${betaNumber}`,
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`-beta${newBeta}`
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)
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return newVersion
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} else {
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const nextVersion = inc(version, 'patch')
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const firstBeta = `${nextVersion}-beta1`
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return firstBeta
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}
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2018-02-04 01:15:29 +00:00
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2018-02-09 04:11:20 +00:00
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default:
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throw new Error(
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`Resolving the next version is not implemented for channel ${channel}`
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)
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2018-02-04 00:32:38 +00:00
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}
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}
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