mirror of
https://gitee.com/onvia/ccc-tnt-psd2ui
synced 2024-12-29 04:57:41 +00:00
303 lines
8.6 KiB
JavaScript
303 lines
8.6 KiB
JavaScript
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const debug = require('../internal/debug')
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const { MAX_LENGTH, MAX_SAFE_INTEGER } = require('../internal/constants')
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const { safeRe: re, t } = require('../internal/re')
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const parseOptions = require('../internal/parse-options')
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const { compareIdentifiers } = require('../internal/identifiers')
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class SemVer {
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constructor (version, options) {
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options = parseOptions(options)
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if (version instanceof SemVer) {
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if (version.loose === !!options.loose &&
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version.includePrerelease === !!options.includePrerelease) {
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return version
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} else {
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version = version.version
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}
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} else if (typeof version !== 'string') {
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throw new TypeError(`Invalid version. Must be a string. Got type "${typeof version}".`)
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}
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if (version.length > MAX_LENGTH) {
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throw new TypeError(
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`version is longer than ${MAX_LENGTH} characters`
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)
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}
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debug('SemVer', version, options)
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this.options = options
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this.loose = !!options.loose
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// this isn't actually relevant for versions, but keep it so that we
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// don't run into trouble passing this.options around.
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this.includePrerelease = !!options.includePrerelease
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const m = version.trim().match(options.loose ? re[t.LOOSE] : re[t.FULL])
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if (!m) {
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throw new TypeError(`Invalid Version: ${version}`)
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}
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this.raw = version
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// these are actually numbers
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this.major = +m[1]
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this.minor = +m[2]
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this.patch = +m[3]
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if (this.major > MAX_SAFE_INTEGER || this.major < 0) {
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throw new TypeError('Invalid major version')
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}
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if (this.minor > MAX_SAFE_INTEGER || this.minor < 0) {
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throw new TypeError('Invalid minor version')
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}
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if (this.patch > MAX_SAFE_INTEGER || this.patch < 0) {
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throw new TypeError('Invalid patch version')
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}
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// numberify any prerelease numeric ids
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if (!m[4]) {
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this.prerelease = []
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} else {
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this.prerelease = m[4].split('.').map((id) => {
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if (/^[0-9]+$/.test(id)) {
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const num = +id
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if (num >= 0 && num < MAX_SAFE_INTEGER) {
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return num
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}
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}
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return id
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})
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}
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this.build = m[5] ? m[5].split('.') : []
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this.format()
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}
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format () {
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this.version = `${this.major}.${this.minor}.${this.patch}`
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if (this.prerelease.length) {
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this.version += `-${this.prerelease.join('.')}`
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}
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return this.version
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}
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toString () {
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return this.version
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}
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compare (other) {
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debug('SemVer.compare', this.version, this.options, other)
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if (!(other instanceof SemVer)) {
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if (typeof other === 'string' && other === this.version) {
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return 0
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}
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other = new SemVer(other, this.options)
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}
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if (other.version === this.version) {
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return 0
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}
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return this.compareMain(other) || this.comparePre(other)
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}
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compareMain (other) {
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if (!(other instanceof SemVer)) {
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other = new SemVer(other, this.options)
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}
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return (
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compareIdentifiers(this.major, other.major) ||
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compareIdentifiers(this.minor, other.minor) ||
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compareIdentifiers(this.patch, other.patch)
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)
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}
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comparePre (other) {
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if (!(other instanceof SemVer)) {
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other = new SemVer(other, this.options)
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}
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// NOT having a prerelease is > having one
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if (this.prerelease.length && !other.prerelease.length) {
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return -1
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} else if (!this.prerelease.length && other.prerelease.length) {
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return 1
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} else if (!this.prerelease.length && !other.prerelease.length) {
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return 0
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}
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let i = 0
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do {
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const a = this.prerelease[i]
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const b = other.prerelease[i]
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debug('prerelease compare', i, a, b)
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if (a === undefined && b === undefined) {
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return 0
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} else if (b === undefined) {
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return 1
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} else if (a === undefined) {
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return -1
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} else if (a === b) {
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continue
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} else {
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return compareIdentifiers(a, b)
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}
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} while (++i)
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}
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compareBuild (other) {
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if (!(other instanceof SemVer)) {
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other = new SemVer(other, this.options)
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}
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let i = 0
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do {
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const a = this.build[i]
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const b = other.build[i]
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debug('prerelease compare', i, a, b)
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if (a === undefined && b === undefined) {
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return 0
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} else if (b === undefined) {
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return 1
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} else if (a === undefined) {
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return -1
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} else if (a === b) {
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continue
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} else {
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return compareIdentifiers(a, b)
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}
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} while (++i)
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}
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// preminor will bump the version up to the next minor release, and immediately
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// down to pre-release. premajor and prepatch work the same way.
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inc (release, identifier, identifierBase) {
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switch (release) {
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case 'premajor':
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this.prerelease.length = 0
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this.patch = 0
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this.minor = 0
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this.major++
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this.inc('pre', identifier, identifierBase)
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break
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case 'preminor':
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this.prerelease.length = 0
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this.patch = 0
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this.minor++
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this.inc('pre', identifier, identifierBase)
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break
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case 'prepatch':
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// If this is already a prerelease, it will bump to the next version
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// drop any prereleases that might already exist, since they are not
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// relevant at this point.
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this.prerelease.length = 0
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this.inc('patch', identifier, identifierBase)
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this.inc('pre', identifier, identifierBase)
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break
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// If the input is a non-prerelease version, this acts the same as
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// prepatch.
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case 'prerelease':
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if (this.prerelease.length === 0) {
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this.inc('patch', identifier, identifierBase)
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}
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this.inc('pre', identifier, identifierBase)
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break
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case 'major':
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// If this is a pre-major version, bump up to the same major version.
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// Otherwise increment major.
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// 1.0.0-5 bumps to 1.0.0
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// 1.1.0 bumps to 2.0.0
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if (
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this.minor !== 0 ||
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this.patch !== 0 ||
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this.prerelease.length === 0
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) {
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this.major++
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}
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this.minor = 0
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this.patch = 0
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this.prerelease = []
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break
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case 'minor':
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// If this is a pre-minor version, bump up to the same minor version.
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// Otherwise increment minor.
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// 1.2.0-5 bumps to 1.2.0
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// 1.2.1 bumps to 1.3.0
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if (this.patch !== 0 || this.prerelease.length === 0) {
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this.minor++
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}
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this.patch = 0
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this.prerelease = []
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break
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case 'patch':
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// If this is not a pre-release version, it will increment the patch.
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// If it is a pre-release it will bump up to the same patch version.
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// 1.2.0-5 patches to 1.2.0
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// 1.2.0 patches to 1.2.1
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if (this.prerelease.length === 0) {
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this.patch++
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}
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this.prerelease = []
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break
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// This probably shouldn't be used publicly.
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// 1.0.0 'pre' would become 1.0.0-0 which is the wrong direction.
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case 'pre': {
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const base = Number(identifierBase) ? 1 : 0
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if (!identifier && identifierBase === false) {
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throw new Error('invalid increment argument: identifier is empty')
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}
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if (this.prerelease.length === 0) {
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this.prerelease = [base]
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} else {
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let i = this.prerelease.length
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while (--i >= 0) {
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if (typeof this.prerelease[i] === 'number') {
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this.prerelease[i]++
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i = -2
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}
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}
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if (i === -1) {
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// didn't increment anything
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if (identifier === this.prerelease.join('.') && identifierBase === false) {
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throw new Error('invalid increment argument: identifier already exists')
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}
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this.prerelease.push(base)
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}
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}
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if (identifier) {
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// 1.2.0-beta.1 bumps to 1.2.0-beta.2,
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// 1.2.0-beta.fooblz or 1.2.0-beta bumps to 1.2.0-beta.0
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let prerelease = [identifier, base]
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if (identifierBase === false) {
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prerelease = [identifier]
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}
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if (compareIdentifiers(this.prerelease[0], identifier) === 0) {
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if (isNaN(this.prerelease[1])) {
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this.prerelease = prerelease
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}
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} else {
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this.prerelease = prerelease
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}
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}
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break
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}
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default:
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throw new Error(`invalid increment argument: ${release}`)
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}
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this.raw = this.format()
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if (this.build.length) {
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this.raw += `+${this.build.join('.')}`
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}
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return this
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}
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}
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module.exports = SemVer
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