+++ /dev/null
-const debug = require('../internal/debug')
-const { MAX_LENGTH, MAX_SAFE_INTEGER } = require('../internal/constants')
-const { re, t } = require('../internal/re')
-
-const parseOptions = require('../internal/parse-options')
-const { compareIdentifiers } = require('../internal/identifiers')
-class SemVer {
- constructor (version, options) {
- options = parseOptions(options)
-
- if (version instanceof SemVer) {
- if (version.loose === !!options.loose &&
- version.includePrerelease === !!options.includePrerelease) {
- return version
- } else {
- version = version.version
- }
- } else if (typeof version !== 'string') {
- throw new TypeError(`Invalid Version: ${version}`)
- }
-
- if (version.length > MAX_LENGTH) {
- throw new TypeError(
- `version is longer than ${MAX_LENGTH} characters`
- )
- }
-
- debug('SemVer', version, options)
- this.options = options
- this.loose = !!options.loose
- // this isn't actually relevant for versions, but keep it so that we
- // don't run into trouble passing this.options around.
- this.includePrerelease = !!options.includePrerelease
-
- const m = version.trim().match(options.loose ? re[t.LOOSE] : re[t.FULL])
-
- if (!m) {
- throw new TypeError(`Invalid Version: ${version}`)
- }
-
- this.raw = version
-
- // these are actually numbers
- this.major = +m[1]
- this.minor = +m[2]
- this.patch = +m[3]
-
- if (this.major > MAX_SAFE_INTEGER || this.major < 0) {
- throw new TypeError('Invalid major version')
- }
-
- if (this.minor > MAX_SAFE_INTEGER || this.minor < 0) {
- throw new TypeError('Invalid minor version')
- }
-
- if (this.patch > MAX_SAFE_INTEGER || this.patch < 0) {
- throw new TypeError('Invalid patch version')
- }
-
- // numberify any prerelease numeric ids
- if (!m[4]) {
- this.prerelease = []
- } else {
- this.prerelease = m[4].split('.').map((id) => {
- if (/^[0-9]+$/.test(id)) {
- const num = +id
- if (num >= 0 && num < MAX_SAFE_INTEGER) {
- return num
- }
- }
- return id
- })
- }
-
- this.build = m[5] ? m[5].split('.') : []
- this.format()
- }
-
- format () {
- this.version = `${this.major}.${this.minor}.${this.patch}`
- if (this.prerelease.length) {
- this.version += `-${this.prerelease.join('.')}`
- }
- return this.version
- }
-
- toString () {
- return this.version
- }
-
- compare (other) {
- debug('SemVer.compare', this.version, this.options, other)
- if (!(other instanceof SemVer)) {
- if (typeof other === 'string' && other === this.version) {
- return 0
- }
- other = new SemVer(other, this.options)
- }
-
- if (other.version === this.version) {
- return 0
- }
-
- return this.compareMain(other) || this.comparePre(other)
- }
-
- compareMain (other) {
- if (!(other instanceof SemVer)) {
- other = new SemVer(other, this.options)
- }
-
- return (
- compareIdentifiers(this.major, other.major) ||
- compareIdentifiers(this.minor, other.minor) ||
- compareIdentifiers(this.patch, other.patch)
- )
- }
-
- comparePre (other) {
- if (!(other instanceof SemVer)) {
- other = new SemVer(other, this.options)
- }
-
- // NOT having a prerelease is > having one
- if (this.prerelease.length && !other.prerelease.length) {
- return -1
- } else if (!this.prerelease.length && other.prerelease.length) {
- return 1
- } else if (!this.prerelease.length && !other.prerelease.length) {
- return 0
- }
-
- let i = 0
- do {
- const a = this.prerelease[i]
- const b = other.prerelease[i]
- debug('prerelease compare', i, a, b)
- if (a === undefined && b === undefined) {
- return 0
- } else if (b === undefined) {
- return 1
- } else if (a === undefined) {
- return -1
- } else if (a === b) {
- continue
- } else {
- return compareIdentifiers(a, b)
- }
- } while (++i)
- }
-
- compareBuild (other) {
- if (!(other instanceof SemVer)) {
- other = new SemVer(other, this.options)
- }
-
- let i = 0
- do {
- const a = this.build[i]
- const b = other.build[i]
- debug('prerelease compare', i, a, b)
- if (a === undefined && b === undefined) {
- return 0
- } else if (b === undefined) {
- return 1
- } else if (a === undefined) {
- return -1
- } else if (a === b) {
- continue
- } else {
- return compareIdentifiers(a, b)
- }
- } while (++i)
- }
-
- // preminor will bump the version up to the next minor release, and immediately
- // down to pre-release. premajor and prepatch work the same way.
- inc (release, identifier) {
- switch (release) {
- case 'premajor':
- this.prerelease.length = 0
- this.patch = 0
- this.minor = 0
- this.major++
- this.inc('pre', identifier)
- break
- case 'preminor':
- this.prerelease.length = 0
- this.patch = 0
- this.minor++
- this.inc('pre', identifier)
- break
- case 'prepatch':
- // If this is already a prerelease, it will bump to the next version
- // drop any prereleases that might already exist, since they are not
- // relevant at this point.
- this.prerelease.length = 0
- this.inc('patch', identifier)
- this.inc('pre', identifier)
- break
- // If the input is a non-prerelease version, this acts the same as
- // prepatch.
- case 'prerelease':
- if (this.prerelease.length === 0) {
- this.inc('patch', identifier)
- }
- this.inc('pre', identifier)
- break
-
- case 'major':
- // If this is a pre-major version, bump up to the same major version.
- // Otherwise increment major.
- // 1.0.0-5 bumps to 1.0.0
- // 1.1.0 bumps to 2.0.0
- if (
- this.minor !== 0 ||
- this.patch !== 0 ||
- this.prerelease.length === 0
- ) {
- this.major++
- }
- this.minor = 0
- this.patch = 0
- this.prerelease = []
- break
- case 'minor':
- // If this is a pre-minor version, bump up to the same minor version.
- // Otherwise increment minor.
- // 1.2.0-5 bumps to 1.2.0
- // 1.2.1 bumps to 1.3.0
- if (this.patch !== 0 || this.prerelease.length === 0) {
- this.minor++
- }
- this.patch = 0
- this.prerelease = []
- break
- case 'patch':
- // If this is not a pre-release version, it will increment the patch.
- // If it is a pre-release it will bump up to the same patch version.
- // 1.2.0-5 patches to 1.2.0
- // 1.2.0 patches to 1.2.1
- if (this.prerelease.length === 0) {
- this.patch++
- }
- this.prerelease = []
- break
- // This probably shouldn't be used publicly.
- // 1.0.0 'pre' would become 1.0.0-0 which is the wrong direction.
- case 'pre':
- if (this.prerelease.length === 0) {
- this.prerelease = [0]
- } else {
- let i = this.prerelease.length
- while (--i >= 0) {
- if (typeof this.prerelease[i] === 'number') {
- this.prerelease[i]++
- i = -2
- }
- }
- if (i === -1) {
- // didn't increment anything
- this.prerelease.push(0)
- }
- }
- if (identifier) {
- // 1.2.0-beta.1 bumps to 1.2.0-beta.2,
- // 1.2.0-beta.fooblz or 1.2.0-beta bumps to 1.2.0-beta.0
- if (this.prerelease[0] === identifier) {
- if (isNaN(this.prerelease[1])) {
- this.prerelease = [identifier, 0]
- }
- } else {
- this.prerelease = [identifier, 0]
- }
- }
- break
-
- default:
- throw new Error(`invalid increment argument: ${release}`)
- }
- this.format()
- this.raw = this.version
- return this
- }
-}
-
-module.exports = SemVer
projects / dotfiles / .git / blobdiff