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- exports = module.exports = SemVer
-
- var debug
- /* istanbul ignore next */
- if (typeof process === 'object' &&
- process.env &&
- process.env.NODE_DEBUG &&
- /\bsemver\b/i.test(process.env.NODE_DEBUG)) {
- debug = function () {
- var args = Array.prototype.slice.call(arguments, 0)
- args.unshift('SEMVER')
- console.log.apply(console, args)
- }
- } else {
- debug = function () {}
- }
-
- // Note: this is the semver.org version of the spec that it implements
- // Not necessarily the package version of this code.
- exports.SEMVER_SPEC_VERSION = '2.0.0'
-
- var MAX_LENGTH = 256
- var MAX_SAFE_INTEGER = Number.MAX_SAFE_INTEGER ||
- /* istanbul ignore next */ 9007199254740991
-
- // Max safe segment length for coercion.
- var MAX_SAFE_COMPONENT_LENGTH = 16
-
- // The actual regexps go on exports.re
- var re = exports.re = []
- var src = exports.src = []
- var R = 0
-
- // The following Regular Expressions can be used for tokenizing,
- // validating, and parsing SemVer version strings.
-
- // ## Numeric Identifier
- // A single `0`, or a non-zero digit followed by zero or more digits.
-
- var NUMERICIDENTIFIER = R++
- src[NUMERICIDENTIFIER] = '0|[1-9]\\d*'
- var NUMERICIDENTIFIERLOOSE = R++
- src[NUMERICIDENTIFIERLOOSE] = '[0-9]+'
-
- // ## Non-numeric Identifier
- // Zero or more digits, followed by a letter or hyphen, and then zero or
- // more letters, digits, or hyphens.
-
- var NONNUMERICIDENTIFIER = R++
- src[NONNUMERICIDENTIFIER] = '\\d*[a-zA-Z-][a-zA-Z0-9-]*'
-
- // ## Main Version
- // Three dot-separated numeric identifiers.
-
- var MAINVERSION = R++
- src[MAINVERSION] = '(' + src[NUMERICIDENTIFIER] + ')\\.' +
- '(' + src[NUMERICIDENTIFIER] + ')\\.' +
- '(' + src[NUMERICIDENTIFIER] + ')'
-
- var MAINVERSIONLOOSE = R++
- src[MAINVERSIONLOOSE] = '(' + src[NUMERICIDENTIFIERLOOSE] + ')\\.' +
- '(' + src[NUMERICIDENTIFIERLOOSE] + ')\\.' +
- '(' + src[NUMERICIDENTIFIERLOOSE] + ')'
-
- // ## Pre-release Version Identifier
- // A numeric identifier, or a non-numeric identifier.
-
- var PRERELEASEIDENTIFIER = R++
- src[PRERELEASEIDENTIFIER] = '(?:' + src[NUMERICIDENTIFIER] +
- '|' + src[NONNUMERICIDENTIFIER] + ')'
-
- var PRERELEASEIDENTIFIERLOOSE = R++
- src[PRERELEASEIDENTIFIERLOOSE] = '(?:' + src[NUMERICIDENTIFIERLOOSE] +
- '|' + src[NONNUMERICIDENTIFIER] + ')'
-
- // ## Pre-release Version
- // Hyphen, followed by one or more dot-separated pre-release version
- // identifiers.
-
- var PRERELEASE = R++
- src[PRERELEASE] = '(?:-(' + src[PRERELEASEIDENTIFIER] +
- '(?:\\.' + src[PRERELEASEIDENTIFIER] + ')*))'
-
- var PRERELEASELOOSE = R++
- src[PRERELEASELOOSE] = '(?:-?(' + src[PRERELEASEIDENTIFIERLOOSE] +
- '(?:\\.' + src[PRERELEASEIDENTIFIERLOOSE] + ')*))'
-
- // ## Build Metadata Identifier
- // Any combination of digits, letters, or hyphens.
-
- var BUILDIDENTIFIER = R++
- src[BUILDIDENTIFIER] = '[0-9A-Za-z-]+'
-
- // ## Build Metadata
- // Plus sign, followed by one or more period-separated build metadata
- // identifiers.
-
- var BUILD = R++
- src[BUILD] = '(?:\\+(' + src[BUILDIDENTIFIER] +
- '(?:\\.' + src[BUILDIDENTIFIER] + ')*))'
-
- // ## Full Version String
- // A main version, followed optionally by a pre-release version and
- // build metadata.
-
- // Note that the only major, minor, patch, and pre-release sections of
- // the version string are capturing groups. The build metadata is not a
- // capturing group, because it should not ever be used in version
- // comparison.
-
- var FULL = R++
- var FULLPLAIN = 'v?' + src[MAINVERSION] +
- src[PRERELEASE] + '?' +
- src[BUILD] + '?'
-
- src[FULL] = '^' + FULLPLAIN + '$'
-
- // like full, but allows v1.2.3 and =1.2.3, which people do sometimes.
- // also, 1.0.0alpha1 (prerelease without the hyphen) which is pretty
- // common in the npm registry.
- var LOOSEPLAIN = '[v=\\s]*' + src[MAINVERSIONLOOSE] +
- src[PRERELEASELOOSE] + '?' +
- src[BUILD] + '?'
-
- var LOOSE = R++
- src[LOOSE] = '^' + LOOSEPLAIN + '$'
-
- var GTLT = R++
- src[GTLT] = '((?:<|>)?=?)'
-
- // Something like "2.*" or "1.2.x".
- // Note that "x.x" is a valid xRange identifer, meaning "any version"
- // Only the first item is strictly required.
- var XRANGEIDENTIFIERLOOSE = R++
- src[XRANGEIDENTIFIERLOOSE] = src[NUMERICIDENTIFIERLOOSE] + '|x|X|\\*'
- var XRANGEIDENTIFIER = R++
- src[XRANGEIDENTIFIER] = src[NUMERICIDENTIFIER] + '|x|X|\\*'
-
- var XRANGEPLAIN = R++
- src[XRANGEPLAIN] = '[v=\\s]*(' + src[XRANGEIDENTIFIER] + ')' +
- '(?:\\.(' + src[XRANGEIDENTIFIER] + ')' +
- '(?:\\.(' + src[XRANGEIDENTIFIER] + ')' +
- '(?:' + src[PRERELEASE] + ')?' +
- src[BUILD] + '?' +
- ')?)?'
-
- var XRANGEPLAINLOOSE = R++
- src[XRANGEPLAINLOOSE] = '[v=\\s]*(' + src[XRANGEIDENTIFIERLOOSE] + ')' +
- '(?:\\.(' + src[XRANGEIDENTIFIERLOOSE] + ')' +
- '(?:\\.(' + src[XRANGEIDENTIFIERLOOSE] + ')' +
- '(?:' + src[PRERELEASELOOSE] + ')?' +
- src[BUILD] + '?' +
- ')?)?'
-
- var XRANGE = R++
- src[XRANGE] = '^' + src[GTLT] + '\\s*' + src[XRANGEPLAIN] + '$'
- var XRANGELOOSE = R++
- src[XRANGELOOSE] = '^' + src[GTLT] + '\\s*' + src[XRANGEPLAINLOOSE] + '$'
-
- // Coercion.
- // Extract anything that could conceivably be a part of a valid semver
- var COERCE = R++
- src[COERCE] = '(?:^|[^\\d])' +
- '(\\d{1,' + MAX_SAFE_COMPONENT_LENGTH + '})' +
- '(?:\\.(\\d{1,' + MAX_SAFE_COMPONENT_LENGTH + '}))?' +
- '(?:\\.(\\d{1,' + MAX_SAFE_COMPONENT_LENGTH + '}))?' +
- '(?:$|[^\\d])'
-
- // Tilde ranges.
- // Meaning is "reasonably at or greater than"
- var LONETILDE = R++
- src[LONETILDE] = '(?:~>?)'
-
- var TILDETRIM = R++
- src[TILDETRIM] = '(\\s*)' + src[LONETILDE] + '\\s+'
- re[TILDETRIM] = new RegExp(src[TILDETRIM], 'g')
- var tildeTrimReplace = '$1~'
-
- var TILDE = R++
- src[TILDE] = '^' + src[LONETILDE] + src[XRANGEPLAIN] + '$'
- var TILDELOOSE = R++
- src[TILDELOOSE] = '^' + src[LONETILDE] + src[XRANGEPLAINLOOSE] + '$'
-
- // Caret ranges.
- // Meaning is "at least and backwards compatible with"
- var LONECARET = R++
- src[LONECARET] = '(?:\\^)'
-
- var CARETTRIM = R++
- src[CARETTRIM] = '(\\s*)' + src[LONECARET] + '\\s+'
- re[CARETTRIM] = new RegExp(src[CARETTRIM], 'g')
- var caretTrimReplace = '$1^'
-
- var CARET = R++
- src[CARET] = '^' + src[LONECARET] + src[XRANGEPLAIN] + '$'
- var CARETLOOSE = R++
- src[CARETLOOSE] = '^' + src[LONECARET] + src[XRANGEPLAINLOOSE] + '$'
-
- // A simple gt/lt/eq thing, or just "" to indicate "any version"
- var COMPARATORLOOSE = R++
- src[COMPARATORLOOSE] = '^' + src[GTLT] + '\\s*(' + LOOSEPLAIN + ')$|^$'
- var COMPARATOR = R++
- src[COMPARATOR] = '^' + src[GTLT] + '\\s*(' + FULLPLAIN + ')$|^$'
-
- // An expression to strip any whitespace between the gtlt and the thing
- // it modifies, so that `> 1.2.3` ==> `>1.2.3`
- var COMPARATORTRIM = R++
- src[COMPARATORTRIM] = '(\\s*)' + src[GTLT] +
- '\\s*(' + LOOSEPLAIN + '|' + src[XRANGEPLAIN] + ')'
-
- // this one has to use the /g flag
- re[COMPARATORTRIM] = new RegExp(src[COMPARATORTRIM], 'g')
- var comparatorTrimReplace = '$1$2$3'
-
- // Something like `1.2.3 - 1.2.4`
- // Note that these all use the loose form, because they'll be
- // checked against either the strict or loose comparator form
- // later.
- var HYPHENRANGE = R++
- src[HYPHENRANGE] = '^\\s*(' + src[XRANGEPLAIN] + ')' +
- '\\s+-\\s+' +
- '(' + src[XRANGEPLAIN] + ')' +
- '\\s*$'
-
- var HYPHENRANGELOOSE = R++
- src[HYPHENRANGELOOSE] = '^\\s*(' + src[XRANGEPLAINLOOSE] + ')' +
- '\\s+-\\s+' +
- '(' + src[XRANGEPLAINLOOSE] + ')' +
- '\\s*$'
-
- // Star ranges basically just allow anything at all.
- var STAR = R++
- src[STAR] = '(<|>)?=?\\s*\\*'
-
- // Compile to actual regexp objects.
- // All are flag-free, unless they were created above with a flag.
- for (var i = 0; i < R; i++) {
- debug(i, src[i])
- if (!re[i]) {
- re[i] = new RegExp(src[i])
- }
- }
-
- exports.parse = parse
- function parse (version, options) {
- if (!options || typeof options !== 'object') {
- options = {
- loose: !!options,
- includePrerelease: false
- }
- }
-
- if (version instanceof SemVer) {
- return version
- }
-
- if (typeof version !== 'string') {
- return null
- }
-
- if (version.length > MAX_LENGTH) {
- return null
- }
-
- var r = options.loose ? re[LOOSE] : re[FULL]
- if (!r.test(version)) {
- return null
- }
-
- try {
- return new SemVer(version, options)
- } catch (er) {
- return null
- }
- }
-
- exports.valid = valid
- function valid (version, options) {
- var v = parse(version, options)
- return v ? v.version : null
- }
-
- exports.clean = clean
- function clean (version, options) {
- var s = parse(version.trim().replace(/^[=v]+/, ''), options)
- return s ? s.version : null
- }
-
- exports.SemVer = SemVer
-
- function SemVer (version, options) {
- if (!options || typeof options !== 'object') {
- options = {
- loose: !!options,
- includePrerelease: false
- }
- }
- if (version instanceof SemVer) {
- if (version.loose === options.loose) {
- 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')
- }
-
- if (!(this instanceof SemVer)) {
- return new SemVer(version, options)
- }
-
- debug('SemVer', version, options)
- this.options = options
- this.loose = !!options.loose
-
- var m = version.trim().match(options.loose ? re[LOOSE] : re[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(function (id) {
- if (/^[0-9]+$/.test(id)) {
- var num = +id
- if (num >= 0 && num < MAX_SAFE_INTEGER) {
- return num
- }
- }
- return id
- })
- }
-
- this.build = m[5] ? m[5].split('.') : []
- this.format()
- }
-
- SemVer.prototype.format = function () {
- this.version = this.major + '.' + this.minor + '.' + this.patch
- if (this.prerelease.length) {
- this.version += '-' + this.prerelease.join('.')
- }
- return this.version
- }
-
- SemVer.prototype.toString = function () {
- return this.version
- }
-
- SemVer.prototype.compare = function (other) {
- debug('SemVer.compare', this.version, this.options, other)
- if (!(other instanceof SemVer)) {
- other = new SemVer(other, this.options)
- }
-
- return this.compareMain(other) || this.comparePre(other)
- }
-
- SemVer.prototype.compareMain = function (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)
- }
-
- SemVer.prototype.comparePre = function (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
- }
-
- var i = 0
- do {
- var a = this.prerelease[i]
- var 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)
- }
-
- // preminor will bump the version up to the next minor release, and immediately
- // down to pre-release. premajor and prepatch work the same way.
- SemVer.prototype.inc = function (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 {
- var 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
- }
-
- exports.inc = inc
- function inc (version, release, loose, identifier) {
- if (typeof (loose) === 'string') {
- identifier = loose
- loose = undefined
- }
-
- try {
- return new SemVer(version, loose).inc(release, identifier).version
- } catch (er) {
- return null
- }
- }
-
- exports.diff = diff
- function diff (version1, version2) {
- if (eq(version1, version2)) {
- return null
- } else {
- var v1 = parse(version1)
- var v2 = parse(version2)
- var prefix = ''
- if (v1.prerelease.length || v2.prerelease.length) {
- prefix = 'pre'
- var defaultResult = 'prerelease'
- }
- for (var key in v1) {
- if (key === 'major' || key === 'minor' || key === 'patch') {
- if (v1[key] !== v2[key]) {
- return prefix + key
- }
- }
- }
- return defaultResult // may be undefined
- }
- }
-
- exports.compareIdentifiers = compareIdentifiers
-
- var numeric = /^[0-9]+$/
- function compareIdentifiers (a, b) {
- var anum = numeric.test(a)
- var bnum = numeric.test(b)
-
- if (anum && bnum) {
- a = +a
- b = +b
- }
-
- return a === b ? 0
- : (anum && !bnum) ? -1
- : (bnum && !anum) ? 1
- : a < b ? -1
- : 1
- }
-
- exports.rcompareIdentifiers = rcompareIdentifiers
- function rcompareIdentifiers (a, b) {
- return compareIdentifiers(b, a)
- }
-
- exports.major = major
- function major (a, loose) {
- return new SemVer(a, loose).major
- }
-
- exports.minor = minor
- function minor (a, loose) {
- return new SemVer(a, loose).minor
- }
-
- exports.patch = patch
- function patch (a, loose) {
- return new SemVer(a, loose).patch
- }
-
- exports.compare = compare
- function compare (a, b, loose) {
- return new SemVer(a, loose).compare(new SemVer(b, loose))
- }
-
- exports.compareLoose = compareLoose
- function compareLoose (a, b) {
- return compare(a, b, true)
- }
-
- exports.rcompare = rcompare
- function rcompare (a, b, loose) {
- return compare(b, a, loose)
- }
-
- exports.sort = sort
- function sort (list, loose) {
- return list.sort(function (a, b) {
- return exports.compare(a, b, loose)
- })
- }
-
- exports.rsort = rsort
- function rsort (list, loose) {
- return list.sort(function (a, b) {
- return exports.rcompare(a, b, loose)
- })
- }
-
- exports.gt = gt
- function gt (a, b, loose) {
- return compare(a, b, loose) > 0
- }
-
- exports.lt = lt
- function lt (a, b, loose) {
- return compare(a, b, loose) < 0
- }
-
- exports.eq = eq
- function eq (a, b, loose) {
- return compare(a, b, loose) === 0
- }
-
- exports.neq = neq
- function neq (a, b, loose) {
- return compare(a, b, loose) !== 0
- }
-
- exports.gte = gte
- function gte (a, b, loose) {
- return compare(a, b, loose) >= 0
- }
-
- exports.lte = lte
- function lte (a, b, loose) {
- return compare(a, b, loose) <= 0
- }
-
- exports.cmp = cmp
- function cmp (a, op, b, loose) {
- switch (op) {
- case '===':
- if (typeof a === 'object')
- a = a.version
- if (typeof b === 'object')
- b = b.version
- return a === b
-
- case '!==':
- if (typeof a === 'object')
- a = a.version
- if (typeof b === 'object')
- b = b.version
- return a !== b
-
- case '':
- case '=':
- case '==':
- return eq(a, b, loose)
-
- case '!=':
- return neq(a, b, loose)
-
- case '>':
- return gt(a, b, loose)
-
- case '>=':
- return gte(a, b, loose)
-
- case '<':
- return lt(a, b, loose)
-
- case '<=':
- return lte(a, b, loose)
-
- default:
- throw new TypeError('Invalid operator: ' + op)
- }
- }
-
- exports.Comparator = Comparator
- function Comparator (comp, options) {
- if (!options || typeof options !== 'object') {
- options = {
- loose: !!options,
- includePrerelease: false
- }
- }
-
- if (comp instanceof Comparator) {
- if (comp.loose === !!options.loose) {
- return comp
- } else {
- comp = comp.value
- }
- }
-
- if (!(this instanceof Comparator)) {
- return new Comparator(comp, options)
- }
-
- debug('comparator', comp, options)
- this.options = options
- this.loose = !!options.loose
- this.parse(comp)
-
- if (this.semver === ANY) {
- this.value = ''
- } else {
- this.value = this.operator + this.semver.version
- }
-
- debug('comp', this)
- }
-
- var ANY = {}
- Comparator.prototype.parse = function (comp) {
- var r = this.options.loose ? re[COMPARATORLOOSE] : re[COMPARATOR]
- var m = comp.match(r)
-
- if (!m) {
- throw new TypeError('Invalid comparator: ' + comp)
- }
-
- this.operator = m[1]
- if (this.operator === '=') {
- this.operator = ''
- }
-
- // if it literally is just '>' or '' then allow anything.
- if (!m[2]) {
- this.semver = ANY
- } else {
- this.semver = new SemVer(m[2], this.options.loose)
- }
- }
-
- Comparator.prototype.toString = function () {
- return this.value
- }
-
- Comparator.prototype.test = function (version) {
- debug('Comparator.test', version, this.options.loose)
-
- if (this.semver === ANY) {
- return true
- }
-
- if (typeof version === 'string') {
- version = new SemVer(version, this.options)
- }
-
- return cmp(version, this.operator, this.semver, this.options)
- }
-
- Comparator.prototype.intersects = function (comp, options) {
- if (!(comp instanceof Comparator)) {
- throw new TypeError('a Comparator is required')
- }
-
- if (!options || typeof options !== 'object') {
- options = {
- loose: !!options,
- includePrerelease: false
- }
- }
-
- var rangeTmp
-
- if (this.operator === '') {
- rangeTmp = new Range(comp.value, options)
- return satisfies(this.value, rangeTmp, options)
- } else if (comp.operator === '') {
- rangeTmp = new Range(this.value, options)
- return satisfies(comp.semver, rangeTmp, options)
- }
-
- var sameDirectionIncreasing =
- (this.operator === '>=' || this.operator === '>') &&
- (comp.operator === '>=' || comp.operator === '>')
- var sameDirectionDecreasing =
- (this.operator === '<=' || this.operator === '<') &&
- (comp.operator === '<=' || comp.operator === '<')
- var sameSemVer = this.semver.version === comp.semver.version
- var differentDirectionsInclusive =
- (this.operator === '>=' || this.operator === '<=') &&
- (comp.operator === '>=' || comp.operator === '<=')
- var oppositeDirectionsLessThan =
- cmp(this.semver, '<', comp.semver, options) &&
- ((this.operator === '>=' || this.operator === '>') &&
- (comp.operator === '<=' || comp.operator === '<'))
- var oppositeDirectionsGreaterThan =
- cmp(this.semver, '>', comp.semver, options) &&
- ((this.operator === '<=' || this.operator === '<') &&
- (comp.operator === '>=' || comp.operator === '>'))
-
- return sameDirectionIncreasing || sameDirectionDecreasing ||
- (sameSemVer && differentDirectionsInclusive) ||
- oppositeDirectionsLessThan || oppositeDirectionsGreaterThan
- }
-
- exports.Range = Range
- function Range (range, options) {
- if (!options || typeof options !== 'object') {
- options = {
- loose: !!options,
- includePrerelease: false
- }
- }
-
- if (range instanceof Range) {
- if (range.loose === !!options.loose &&
- range.includePrerelease === !!options.includePrerelease) {
- return range
- } else {
- return new Range(range.raw, options)
- }
- }
-
- if (range instanceof Comparator) {
- return new Range(range.value, options)
- }
-
- if (!(this instanceof Range)) {
- return new Range(range, options)
- }
-
- this.options = options
- this.loose = !!options.loose
- this.includePrerelease = !!options.includePrerelease
-
- // First, split based on boolean or ||
- this.raw = range
- this.set = range.split(/\s*\|\|\s*/).map(function (range) {
- return this.parseRange(range.trim())
- }, this).filter(function (c) {
- // throw out any that are not relevant for whatever reason
- return c.length
- })
-
- if (!this.set.length) {
- throw new TypeError('Invalid SemVer Range: ' + range)
- }
-
- this.format()
- }
-
- Range.prototype.format = function () {
- this.range = this.set.map(function (comps) {
- return comps.join(' ').trim()
- }).join('||').trim()
- return this.range
- }
-
- Range.prototype.toString = function () {
- return this.range
- }
-
- Range.prototype.parseRange = function (range) {
- var loose = this.options.loose
- range = range.trim()
- // `1.2.3 - 1.2.4` => `>=1.2.3 <=1.2.4`
- var hr = loose ? re[HYPHENRANGELOOSE] : re[HYPHENRANGE]
- range = range.replace(hr, hyphenReplace)
- debug('hyphen replace', range)
- // `> 1.2.3 < 1.2.5` => `>1.2.3 <1.2.5`
- range = range.replace(re[COMPARATORTRIM], comparatorTrimReplace)
- debug('comparator trim', range, re[COMPARATORTRIM])
-
- // `~ 1.2.3` => `~1.2.3`
- range = range.replace(re[TILDETRIM], tildeTrimReplace)
-
- // `^ 1.2.3` => `^1.2.3`
- range = range.replace(re[CARETTRIM], caretTrimReplace)
-
- // normalize spaces
- range = range.split(/\s+/).join(' ')
-
- // At this point, the range is completely trimmed and
- // ready to be split into comparators.
-
- var compRe = loose ? re[COMPARATORLOOSE] : re[COMPARATOR]
- var set = range.split(' ').map(function (comp) {
- return parseComparator(comp, this.options)
- }, this).join(' ').split(/\s+/)
- if (this.options.loose) {
- // in loose mode, throw out any that are not valid comparators
- set = set.filter(function (comp) {
- return !!comp.match(compRe)
- })
- }
- set = set.map(function (comp) {
- return new Comparator(comp, this.options)
- }, this)
-
- return set
- }
-
- Range.prototype.intersects = function (range, options) {
- if (!(range instanceof Range)) {
- throw new TypeError('a Range is required')
- }
-
- return this.set.some(function (thisComparators) {
- return thisComparators.every(function (thisComparator) {
- return range.set.some(function (rangeComparators) {
- return rangeComparators.every(function (rangeComparator) {
- return thisComparator.intersects(rangeComparator, options)
- })
- })
- })
- })
- }
-
- // Mostly just for testing and legacy API reasons
- exports.toComparators = toComparators
- function toComparators (range, options) {
- return new Range(range, options).set.map(function (comp) {
- return comp.map(function (c) {
- return c.value
- }).join(' ').trim().split(' ')
- })
- }
-
- // comprised of xranges, tildes, stars, and gtlt's at this point.
- // already replaced the hyphen ranges
- // turn into a set of JUST comparators.
- function parseComparator (comp, options) {
- debug('comp', comp, options)
- comp = replaceCarets(comp, options)
- debug('caret', comp)
- comp = replaceTildes(comp, options)
- debug('tildes', comp)
- comp = replaceXRanges(comp, options)
- debug('xrange', comp)
- comp = replaceStars(comp, options)
- debug('stars', comp)
- return comp
- }
-
- function isX (id) {
- return !id || id.toLowerCase() === 'x' || id === '*'
- }
-
- // ~, ~> --> * (any, kinda silly)
- // ~2, ~2.x, ~2.x.x, ~>2, ~>2.x ~>2.x.x --> >=2.0.0 <3.0.0
- // ~2.0, ~2.0.x, ~>2.0, ~>2.0.x --> >=2.0.0 <2.1.0
- // ~1.2, ~1.2.x, ~>1.2, ~>1.2.x --> >=1.2.0 <1.3.0
- // ~1.2.3, ~>1.2.3 --> >=1.2.3 <1.3.0
- // ~1.2.0, ~>1.2.0 --> >=1.2.0 <1.3.0
- function replaceTildes (comp, options) {
- return comp.trim().split(/\s+/).map(function (comp) {
- return replaceTilde(comp, options)
- }).join(' ')
- }
-
- function replaceTilde (comp, options) {
- var r = options.loose ? re[TILDELOOSE] : re[TILDE]
- return comp.replace(r, function (_, M, m, p, pr) {
- debug('tilde', comp, _, M, m, p, pr)
- var ret
-
- if (isX(M)) {
- ret = ''
- } else if (isX(m)) {
- ret = '>=' + M + '.0.0 <' + (+M + 1) + '.0.0'
- } else if (isX(p)) {
- // ~1.2 == >=1.2.0 <1.3.0
- ret = '>=' + M + '.' + m + '.0 <' + M + '.' + (+m + 1) + '.0'
- } else if (pr) {
- debug('replaceTilde pr', pr)
- ret = '>=' + M + '.' + m + '.' + p + '-' + pr +
- ' <' + M + '.' + (+m + 1) + '.0'
- } else {
- // ~1.2.3 == >=1.2.3 <1.3.0
- ret = '>=' + M + '.' + m + '.' + p +
- ' <' + M + '.' + (+m + 1) + '.0'
- }
-
- debug('tilde return', ret)
- return ret
- })
- }
-
- // ^ --> * (any, kinda silly)
- // ^2, ^2.x, ^2.x.x --> >=2.0.0 <3.0.0
- // ^2.0, ^2.0.x --> >=2.0.0 <3.0.0
- // ^1.2, ^1.2.x --> >=1.2.0 <2.0.0
- // ^1.2.3 --> >=1.2.3 <2.0.0
- // ^1.2.0 --> >=1.2.0 <2.0.0
- function replaceCarets (comp, options) {
- return comp.trim().split(/\s+/).map(function (comp) {
- return replaceCaret(comp, options)
- }).join(' ')
- }
-
- function replaceCaret (comp, options) {
- debug('caret', comp, options)
- var r = options.loose ? re[CARETLOOSE] : re[CARET]
- return comp.replace(r, function (_, M, m, p, pr) {
- debug('caret', comp, _, M, m, p, pr)
- var ret
-
- if (isX(M)) {
- ret = ''
- } else if (isX(m)) {
- ret = '>=' + M + '.0.0 <' + (+M + 1) + '.0.0'
- } else if (isX(p)) {
- if (M === '0') {
- ret = '>=' + M + '.' + m + '.0 <' + M + '.' + (+m + 1) + '.0'
- } else {
- ret = '>=' + M + '.' + m + '.0 <' + (+M + 1) + '.0.0'
- }
- } else if (pr) {
- debug('replaceCaret pr', pr)
- if (M === '0') {
- if (m === '0') {
- ret = '>=' + M + '.' + m + '.' + p + '-' + pr +
- ' <' + M + '.' + m + '.' + (+p + 1)
- } else {
- ret = '>=' + M + '.' + m + '.' + p + '-' + pr +
- ' <' + M + '.' + (+m + 1) + '.0'
- }
- } else {
- ret = '>=' + M + '.' + m + '.' + p + '-' + pr +
- ' <' + (+M + 1) + '.0.0'
- }
- } else {
- debug('no pr')
- if (M === '0') {
- if (m === '0') {
- ret = '>=' + M + '.' + m + '.' + p +
- ' <' + M + '.' + m + '.' + (+p + 1)
- } else {
- ret = '>=' + M + '.' + m + '.' + p +
- ' <' + M + '.' + (+m + 1) + '.0'
- }
- } else {
- ret = '>=' + M + '.' + m + '.' + p +
- ' <' + (+M + 1) + '.0.0'
- }
- }
-
- debug('caret return', ret)
- return ret
- })
- }
-
- function replaceXRanges (comp, options) {
- debug('replaceXRanges', comp, options)
- return comp.split(/\s+/).map(function (comp) {
- return replaceXRange(comp, options)
- }).join(' ')
- }
-
- function replaceXRange (comp, options) {
- comp = comp.trim()
- var r = options.loose ? re[XRANGELOOSE] : re[XRANGE]
- return comp.replace(r, function (ret, gtlt, M, m, p, pr) {
- debug('xRange', comp, ret, gtlt, M, m, p, pr)
- var xM = isX(M)
- var xm = xM || isX(m)
- var xp = xm || isX(p)
- var anyX = xp
-
- if (gtlt === '=' && anyX) {
- gtlt = ''
- }
-
- if (xM) {
- if (gtlt === '>' || gtlt === '<') {
- // nothing is allowed
- ret = '<0.0.0'
- } else {
- // nothing is forbidden
- ret = '*'
- }
- } else if (gtlt && anyX) {
- // we know patch is an x, because we have any x at all.
- // replace X with 0
- if (xm) {
- m = 0
- }
- p = 0
-
- if (gtlt === '>') {
- // >1 => >=2.0.0
- // >1.2 => >=1.3.0
- // >1.2.3 => >= 1.2.4
- gtlt = '>='
- if (xm) {
- M = +M + 1
- m = 0
- p = 0
- } else {
- m = +m + 1
- p = 0
- }
- } else if (gtlt === '<=') {
- // <=0.7.x is actually <0.8.0, since any 0.7.x should
- // pass. Similarly, <=7.x is actually <8.0.0, etc.
- gtlt = '<'
- if (xm) {
- M = +M + 1
- } else {
- m = +m + 1
- }
- }
-
- ret = gtlt + M + '.' + m + '.' + p
- } else if (xm) {
- ret = '>=' + M + '.0.0 <' + (+M + 1) + '.0.0'
- } else if (xp) {
- ret = '>=' + M + '.' + m + '.0 <' + M + '.' + (+m + 1) + '.0'
- }
-
- debug('xRange return', ret)
-
- return ret
- })
- }
-
- // Because * is AND-ed with everything else in the comparator,
- // and '' means "any version", just remove the *s entirely.
- function replaceStars (comp, options) {
- debug('replaceStars', comp, options)
- // Looseness is ignored here. star is always as loose as it gets!
- return comp.trim().replace(re[STAR], '')
- }
-
- // This function is passed to string.replace(re[HYPHENRANGE])
- // M, m, patch, prerelease, build
- // 1.2 - 3.4.5 => >=1.2.0 <=3.4.5
- // 1.2.3 - 3.4 => >=1.2.0 <3.5.0 Any 3.4.x will do
- // 1.2 - 3.4 => >=1.2.0 <3.5.0
- function hyphenReplace ($0,
- from, fM, fm, fp, fpr, fb,
- to, tM, tm, tp, tpr, tb) {
- if (isX(fM)) {
- from = ''
- } else if (isX(fm)) {
- from = '>=' + fM + '.0.0'
- } else if (isX(fp)) {
- from = '>=' + fM + '.' + fm + '.0'
- } else {
- from = '>=' + from
- }
-
- if (isX(tM)) {
- to = ''
- } else if (isX(tm)) {
- to = '<' + (+tM + 1) + '.0.0'
- } else if (isX(tp)) {
- to = '<' + tM + '.' + (+tm + 1) + '.0'
- } else if (tpr) {
- to = '<=' + tM + '.' + tm + '.' + tp + '-' + tpr
- } else {
- to = '<=' + to
- }
-
- return (from + ' ' + to).trim()
- }
-
- // if ANY of the sets match ALL of its comparators, then pass
- Range.prototype.test = function (version) {
- if (!version) {
- return false
- }
-
- if (typeof version === 'string') {
- version = new SemVer(version, this.options)
- }
-
- for (var i = 0; i < this.set.length; i++) {
- if (testSet(this.set[i], version, this.options)) {
- return true
- }
- }
- return false
- }
-
- function testSet (set, version, options) {
- for (var i = 0; i < set.length; i++) {
- if (!set[i].test(version)) {
- return false
- }
- }
-
- if (version.prerelease.length && !options.includePrerelease) {
- // Find the set of versions that are allowed to have prereleases
- // For example, ^1.2.3-pr.1 desugars to >=1.2.3-pr.1 <2.0.0
- // That should allow `1.2.3-pr.2` to pass.
- // However, `1.2.4-alpha.notready` should NOT be allowed,
- // even though it's within the range set by the comparators.
- for (i = 0; i < set.length; i++) {
- debug(set[i].semver)
- if (set[i].semver === ANY) {
- continue
- }
-
- if (set[i].semver.prerelease.length > 0) {
- var allowed = set[i].semver
- if (allowed.major === version.major &&
- allowed.minor === version.minor &&
- allowed.patch === version.patch) {
- return true
- }
- }
- }
-
- // Version has a -pre, but it's not one of the ones we like.
- return false
- }
-
- return true
- }
-
- exports.satisfies = satisfies
- function satisfies (version, range, options) {
- try {
- range = new Range(range, options)
- } catch (er) {
- return false
- }
- return range.test(version)
- }
-
- exports.maxSatisfying = maxSatisfying
- function maxSatisfying (versions, range, options) {
- var max = null
- var maxSV = null
- try {
- var rangeObj = new Range(range, options)
- } catch (er) {
- return null
- }
- versions.forEach(function (v) {
- if (rangeObj.test(v)) {
- // satisfies(v, range, options)
- if (!max || maxSV.compare(v) === -1) {
- // compare(max, v, true)
- max = v
- maxSV = new SemVer(max, options)
- }
- }
- })
- return max
- }
-
- exports.minSatisfying = minSatisfying
- function minSatisfying (versions, range, options) {
- var min = null
- var minSV = null
- try {
- var rangeObj = new Range(range, options)
- } catch (er) {
- return null
- }
- versions.forEach(function (v) {
- if (rangeObj.test(v)) {
- // satisfies(v, range, options)
- if (!min || minSV.compare(v) === 1) {
- // compare(min, v, true)
- min = v
- minSV = new SemVer(min, options)
- }
- }
- })
- return min
- }
-
- exports.minVersion = minVersion
- function minVersion (range, loose) {
- range = new Range(range, loose)
-
- var minver = new SemVer('0.0.0')
- if (range.test(minver)) {
- return minver
- }
-
- minver = new SemVer('0.0.0-0')
- if (range.test(minver)) {
- return minver
- }
-
- minver = null
- for (var i = 0; i < range.set.length; ++i) {
- var comparators = range.set[i]
-
- comparators.forEach(function (comparator) {
- // Clone to avoid manipulating the comparator's semver object.
- var compver = new SemVer(comparator.semver.version)
- switch (comparator.operator) {
- case '>':
- if (compver.prerelease.length === 0) {
- compver.patch++
- } else {
- compver.prerelease.push(0)
- }
- compver.raw = compver.format()
- /* fallthrough */
- case '':
- case '>=':
- if (!minver || gt(minver, compver)) {
- minver = compver
- }
- break
- case '<':
- case '<=':
- /* Ignore maximum versions */
- break
- /* istanbul ignore next */
- default:
- throw new Error('Unexpected operation: ' + comparator.operator)
- }
- })
- }
-
- if (minver && range.test(minver)) {
- return minver
- }
-
- return null
- }
-
- exports.validRange = validRange
- function validRange (range, options) {
- try {
- // Return '*' instead of '' so that truthiness works.
- // This will throw if it's invalid anyway
- return new Range(range, options).range || '*'
- } catch (er) {
- return null
- }
- }
-
- // Determine if version is less than all the versions possible in the range
- exports.ltr = ltr
- function ltr (version, range, options) {
- return outside(version, range, '<', options)
- }
-
- // Determine if version is greater than all the versions possible in the range.
- exports.gtr = gtr
- function gtr (version, range, options) {
- return outside(version, range, '>', options)
- }
-
- exports.outside = outside
- function outside (version, range, hilo, options) {
- version = new SemVer(version, options)
- range = new Range(range, options)
-
- var gtfn, ltefn, ltfn, comp, ecomp
- switch (hilo) {
- case '>':
- gtfn = gt
- ltefn = lte
- ltfn = lt
- comp = '>'
- ecomp = '>='
- break
- case '<':
- gtfn = lt
- ltefn = gte
- ltfn = gt
- comp = '<'
- ecomp = '<='
- break
- default:
- throw new TypeError('Must provide a hilo val of "<" or ">"')
- }
-
- // If it satisifes the range it is not outside
- if (satisfies(version, range, options)) {
- return false
- }
-
- // From now on, variable terms are as if we're in "gtr" mode.
- // but note that everything is flipped for the "ltr" function.
-
- for (var i = 0; i < range.set.length; ++i) {
- var comparators = range.set[i]
-
- var high = null
- var low = null
-
- comparators.forEach(function (comparator) {
- if (comparator.semver === ANY) {
- comparator = new Comparator('>=0.0.0')
- }
- high = high || comparator
- low = low || comparator
- if (gtfn(comparator.semver, high.semver, options)) {
- high = comparator
- } else if (ltfn(comparator.semver, low.semver, options)) {
- low = comparator
- }
- })
-
- // If the edge version comparator has a operator then our version
- // isn't outside it
- if (high.operator === comp || high.operator === ecomp) {
- return false
- }
-
- // If the lowest version comparator has an operator and our version
- // is less than it then it isn't higher than the range
- if ((!low.operator || low.operator === comp) &&
- ltefn(version, low.semver)) {
- return false
- } else if (low.operator === ecomp && ltfn(version, low.semver)) {
- return false
- }
- }
- return true
- }
-
- exports.prerelease = prerelease
- function prerelease (version, options) {
- var parsed = parse(version, options)
- return (parsed && parsed.prerelease.length) ? parsed.prerelease : null
- }
-
- exports.intersects = intersects
- function intersects (r1, r2, options) {
- r1 = new Range(r1, options)
- r2 = new Range(r2, options)
- return r1.intersects(r2)
- }
-
- exports.coerce = coerce
- function coerce (version) {
- if (version instanceof SemVer) {
- return version
- }
-
- if (typeof version !== 'string') {
- return null
- }
-
- var match = version.match(re[COERCE])
-
- if (match == null) {
- return null
- }
-
- return parse(match[1] +
- '.' + (match[2] || '0') +
- '.' + (match[3] || '0'))
- }
|