Yang Guo | 4fd355c | 2019-09-19 08:59:03 | [diff] [blame] | 1 | exports = module.exports = SemVer |
| 2 | |
| 3 | var debug |
| 4 | /* istanbul ignore next */ |
| 5 | if (typeof process === 'object' && |
| 6 | process.env && |
| 7 | process.env.NODE_DEBUG && |
| 8 | /\bsemver\b/i.test(process.env.NODE_DEBUG)) { |
| 9 | debug = function () { |
| 10 | var args = Array.prototype.slice.call(arguments, 0) |
| 11 | args.unshift('SEMVER') |
| 12 | console.log.apply(console, args) |
| 13 | } |
| 14 | } else { |
| 15 | debug = function () {} |
| 16 | } |
| 17 | |
| 18 | // Note: this is the semver.org version of the spec that it implements |
| 19 | // Not necessarily the package version of this code. |
| 20 | exports.SEMVER_SPEC_VERSION = '2.0.0' |
| 21 | |
| 22 | var MAX_LENGTH = 256 |
| 23 | var MAX_SAFE_INTEGER = Number.MAX_SAFE_INTEGER || |
| 24 | /* istanbul ignore next */ 9007199254740991 |
| 25 | |
| 26 | // Max safe segment length for coercion. |
| 27 | var MAX_SAFE_COMPONENT_LENGTH = 16 |
| 28 | |
| 29 | // The actual regexps go on exports.re |
| 30 | var re = exports.re = [] |
| 31 | var src = exports.src = [] |
| 32 | var R = 0 |
| 33 | |
| 34 | // The following Regular Expressions can be used for tokenizing, |
| 35 | // validating, and parsing SemVer version strings. |
| 36 | |
| 37 | // ## Numeric Identifier |
| 38 | // A single `0`, or a non-zero digit followed by zero or more digits. |
| 39 | |
| 40 | var NUMERICIDENTIFIER = R++ |
| 41 | src[NUMERICIDENTIFIER] = '0|[1-9]\\d*' |
| 42 | var NUMERICIDENTIFIERLOOSE = R++ |
| 43 | src[NUMERICIDENTIFIERLOOSE] = '[0-9]+' |
| 44 | |
| 45 | // ## Non-numeric Identifier |
| 46 | // Zero or more digits, followed by a letter or hyphen, and then zero or |
| 47 | // more letters, digits, or hyphens. |
| 48 | |
| 49 | var NONNUMERICIDENTIFIER = R++ |
| 50 | src[NONNUMERICIDENTIFIER] = '\\d*[a-zA-Z-][a-zA-Z0-9-]*' |
| 51 | |
| 52 | // ## Main Version |
| 53 | // Three dot-separated numeric identifiers. |
| 54 | |
| 55 | var MAINVERSION = R++ |
| 56 | src[MAINVERSION] = '(' + src[NUMERICIDENTIFIER] + ')\\.' + |
| 57 | '(' + src[NUMERICIDENTIFIER] + ')\\.' + |
| 58 | '(' + src[NUMERICIDENTIFIER] + ')' |
| 59 | |
| 60 | var MAINVERSIONLOOSE = R++ |
| 61 | src[MAINVERSIONLOOSE] = '(' + src[NUMERICIDENTIFIERLOOSE] + ')\\.' + |
| 62 | '(' + src[NUMERICIDENTIFIERLOOSE] + ')\\.' + |
| 63 | '(' + src[NUMERICIDENTIFIERLOOSE] + ')' |
| 64 | |
| 65 | // ## Pre-release Version Identifier |
| 66 | // A numeric identifier, or a non-numeric identifier. |
| 67 | |
| 68 | var PRERELEASEIDENTIFIER = R++ |
| 69 | src[PRERELEASEIDENTIFIER] = '(?:' + src[NUMERICIDENTIFIER] + |
| 70 | '|' + src[NONNUMERICIDENTIFIER] + ')' |
| 71 | |
| 72 | var PRERELEASEIDENTIFIERLOOSE = R++ |
| 73 | src[PRERELEASEIDENTIFIERLOOSE] = '(?:' + src[NUMERICIDENTIFIERLOOSE] + |
| 74 | '|' + src[NONNUMERICIDENTIFIER] + ')' |
| 75 | |
| 76 | // ## Pre-release Version |
| 77 | // Hyphen, followed by one or more dot-separated pre-release version |
| 78 | // identifiers. |
| 79 | |
| 80 | var PRERELEASE = R++ |
| 81 | src[PRERELEASE] = '(?:-(' + src[PRERELEASEIDENTIFIER] + |
| 82 | '(?:\\.' + src[PRERELEASEIDENTIFIER] + ')*))' |
| 83 | |
| 84 | var PRERELEASELOOSE = R++ |
| 85 | src[PRERELEASELOOSE] = '(?:-?(' + src[PRERELEASEIDENTIFIERLOOSE] + |
| 86 | '(?:\\.' + src[PRERELEASEIDENTIFIERLOOSE] + ')*))' |
| 87 | |
| 88 | // ## Build Metadata Identifier |
| 89 | // Any combination of digits, letters, or hyphens. |
| 90 | |
| 91 | var BUILDIDENTIFIER = R++ |
| 92 | src[BUILDIDENTIFIER] = '[0-9A-Za-z-]+' |
| 93 | |
| 94 | // ## Build Metadata |
| 95 | // Plus sign, followed by one or more period-separated build metadata |
| 96 | // identifiers. |
| 97 | |
| 98 | var BUILD = R++ |
| 99 | src[BUILD] = '(?:\\+(' + src[BUILDIDENTIFIER] + |
| 100 | '(?:\\.' + src[BUILDIDENTIFIER] + ')*))' |
| 101 | |
| 102 | // ## Full Version String |
| 103 | // A main version, followed optionally by a pre-release version and |
| 104 | // build metadata. |
| 105 | |
| 106 | // Note that the only major, minor, patch, and pre-release sections of |
| 107 | // the version string are capturing groups. The build metadata is not a |
| 108 | // capturing group, because it should not ever be used in version |
| 109 | // comparison. |
| 110 | |
| 111 | var FULL = R++ |
| 112 | var FULLPLAIN = 'v?' + src[MAINVERSION] + |
| 113 | src[PRERELEASE] + '?' + |
| 114 | src[BUILD] + '?' |
| 115 | |
| 116 | src[FULL] = '^' + FULLPLAIN + '$' |
| 117 | |
| 118 | // like full, but allows v1.2.3 and =1.2.3, which people do sometimes. |
| 119 | // also, 1.0.0alpha1 (prerelease without the hyphen) which is pretty |
| 120 | // common in the npm registry. |
| 121 | var LOOSEPLAIN = '[v=\\s]*' + src[MAINVERSIONLOOSE] + |
| 122 | src[PRERELEASELOOSE] + '?' + |
| 123 | src[BUILD] + '?' |
| 124 | |
| 125 | var LOOSE = R++ |
| 126 | src[LOOSE] = '^' + LOOSEPLAIN + '$' |
| 127 | |
| 128 | var GTLT = R++ |
| 129 | src[GTLT] = '((?:<|>)?=?)' |
| 130 | |
| 131 | // Something like "2.*" or "1.2.x". |
| 132 | // Note that "x.x" is a valid xRange identifer, meaning "any version" |
| 133 | // Only the first item is strictly required. |
| 134 | var XRANGEIDENTIFIERLOOSE = R++ |
| 135 | src[XRANGEIDENTIFIERLOOSE] = src[NUMERICIDENTIFIERLOOSE] + '|x|X|\\*' |
| 136 | var XRANGEIDENTIFIER = R++ |
| 137 | src[XRANGEIDENTIFIER] = src[NUMERICIDENTIFIER] + '|x|X|\\*' |
| 138 | |
| 139 | var XRANGEPLAIN = R++ |
| 140 | src[XRANGEPLAIN] = '[v=\\s]*(' + src[XRANGEIDENTIFIER] + ')' + |
| 141 | '(?:\\.(' + src[XRANGEIDENTIFIER] + ')' + |
| 142 | '(?:\\.(' + src[XRANGEIDENTIFIER] + ')' + |
| 143 | '(?:' + src[PRERELEASE] + ')?' + |
| 144 | src[BUILD] + '?' + |
| 145 | ')?)?' |
| 146 | |
| 147 | var XRANGEPLAINLOOSE = R++ |
| 148 | src[XRANGEPLAINLOOSE] = '[v=\\s]*(' + src[XRANGEIDENTIFIERLOOSE] + ')' + |
| 149 | '(?:\\.(' + src[XRANGEIDENTIFIERLOOSE] + ')' + |
| 150 | '(?:\\.(' + src[XRANGEIDENTIFIERLOOSE] + ')' + |
| 151 | '(?:' + src[PRERELEASELOOSE] + ')?' + |
| 152 | src[BUILD] + '?' + |
| 153 | ')?)?' |
| 154 | |
| 155 | var XRANGE = R++ |
| 156 | src[XRANGE] = '^' + src[GTLT] + '\\s*' + src[XRANGEPLAIN] + '$' |
| 157 | var XRANGELOOSE = R++ |
| 158 | src[XRANGELOOSE] = '^' + src[GTLT] + '\\s*' + src[XRANGEPLAINLOOSE] + '$' |
| 159 | |
| 160 | // Coercion. |
| 161 | // Extract anything that could conceivably be a part of a valid semver |
| 162 | var COERCE = R++ |
| 163 | src[COERCE] = '(?:^|[^\\d])' + |
| 164 | '(\\d{1,' + MAX_SAFE_COMPONENT_LENGTH + '})' + |
| 165 | '(?:\\.(\\d{1,' + MAX_SAFE_COMPONENT_LENGTH + '}))?' + |
| 166 | '(?:\\.(\\d{1,' + MAX_SAFE_COMPONENT_LENGTH + '}))?' + |
| 167 | '(?:$|[^\\d])' |
| 168 | |
| 169 | // Tilde ranges. |
| 170 | // Meaning is "reasonably at or greater than" |
| 171 | var LONETILDE = R++ |
| 172 | src[LONETILDE] = '(?:~>?)' |
| 173 | |
| 174 | var TILDETRIM = R++ |
| 175 | src[TILDETRIM] = '(\\s*)' + src[LONETILDE] + '\\s+' |
| 176 | re[TILDETRIM] = new RegExp(src[TILDETRIM], 'g') |
| 177 | var tildeTrimReplace = '$1~' |
| 178 | |
| 179 | var TILDE = R++ |
| 180 | src[TILDE] = '^' + src[LONETILDE] + src[XRANGEPLAIN] + '$' |
| 181 | var TILDELOOSE = R++ |
| 182 | src[TILDELOOSE] = '^' + src[LONETILDE] + src[XRANGEPLAINLOOSE] + '$' |
| 183 | |
| 184 | // Caret ranges. |
| 185 | // Meaning is "at least and backwards compatible with" |
| 186 | var LONECARET = R++ |
| 187 | src[LONECARET] = '(?:\\^)' |
| 188 | |
| 189 | var CARETTRIM = R++ |
| 190 | src[CARETTRIM] = '(\\s*)' + src[LONECARET] + '\\s+' |
| 191 | re[CARETTRIM] = new RegExp(src[CARETTRIM], 'g') |
| 192 | var caretTrimReplace = '$1^' |
| 193 | |
| 194 | var CARET = R++ |
| 195 | src[CARET] = '^' + src[LONECARET] + src[XRANGEPLAIN] + '$' |
| 196 | var CARETLOOSE = R++ |
| 197 | src[CARETLOOSE] = '^' + src[LONECARET] + src[XRANGEPLAINLOOSE] + '$' |
| 198 | |
| 199 | // A simple gt/lt/eq thing, or just "" to indicate "any version" |
| 200 | var COMPARATORLOOSE = R++ |
| 201 | src[COMPARATORLOOSE] = '^' + src[GTLT] + '\\s*(' + LOOSEPLAIN + ')$|^$' |
| 202 | var COMPARATOR = R++ |
| 203 | src[COMPARATOR] = '^' + src[GTLT] + '\\s*(' + FULLPLAIN + ')$|^$' |
| 204 | |
| 205 | // An expression to strip any whitespace between the gtlt and the thing |
| 206 | // it modifies, so that `> 1.2.3` ==> `>1.2.3` |
| 207 | var COMPARATORTRIM = R++ |
| 208 | src[COMPARATORTRIM] = '(\\s*)' + src[GTLT] + |
| 209 | '\\s*(' + LOOSEPLAIN + '|' + src[XRANGEPLAIN] + ')' |
| 210 | |
| 211 | // this one has to use the /g flag |
| 212 | re[COMPARATORTRIM] = new RegExp(src[COMPARATORTRIM], 'g') |
| 213 | var comparatorTrimReplace = '$1$2$3' |
| 214 | |
| 215 | // Something like `1.2.3 - 1.2.4` |
| 216 | // Note that these all use the loose form, because they'll be |
| 217 | // checked against either the strict or loose comparator form |
| 218 | // later. |
| 219 | var HYPHENRANGE = R++ |
| 220 | src[HYPHENRANGE] = '^\\s*(' + src[XRANGEPLAIN] + ')' + |
| 221 | '\\s+-\\s+' + |
| 222 | '(' + src[XRANGEPLAIN] + ')' + |
| 223 | '\\s*$' |
| 224 | |
| 225 | var HYPHENRANGELOOSE = R++ |
| 226 | src[HYPHENRANGELOOSE] = '^\\s*(' + src[XRANGEPLAINLOOSE] + ')' + |
| 227 | '\\s+-\\s+' + |
| 228 | '(' + src[XRANGEPLAINLOOSE] + ')' + |
| 229 | '\\s*$' |
| 230 | |
| 231 | // Star ranges basically just allow anything at all. |
| 232 | var STAR = R++ |
| 233 | src[STAR] = '(<|>)?=?\\s*\\*' |
| 234 | |
| 235 | // Compile to actual regexp objects. |
| 236 | // All are flag-free, unless they were created above with a flag. |
| 237 | for (var i = 0; i < R; i++) { |
| 238 | debug(i, src[i]) |
| 239 | if (!re[i]) { |
| 240 | re[i] = new RegExp(src[i]) |
| 241 | } |
| 242 | } |
| 243 | |
| 244 | exports.parse = parse |
| 245 | function parse (version, options) { |
| 246 | if (!options || typeof options !== 'object') { |
| 247 | options = { |
| 248 | loose: !!options, |
| 249 | includePrerelease: false |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | if (version instanceof SemVer) { |
| 254 | return version |
| 255 | } |
| 256 | |
| 257 | if (typeof version !== 'string') { |
| 258 | return null |
| 259 | } |
| 260 | |
| 261 | if (version.length > MAX_LENGTH) { |
| 262 | return null |
| 263 | } |
| 264 | |
| 265 | var r = options.loose ? re[LOOSE] : re[FULL] |
| 266 | if (!r.test(version)) { |
| 267 | return null |
| 268 | } |
| 269 | |
| 270 | try { |
| 271 | return new SemVer(version, options) |
| 272 | } catch (er) { |
| 273 | return null |
| 274 | } |
| 275 | } |
| 276 | |
| 277 | exports.valid = valid |
| 278 | function valid (version, options) { |
| 279 | var v = parse(version, options) |
| 280 | return v ? v.version : null |
| 281 | } |
| 282 | |
| 283 | exports.clean = clean |
| 284 | function clean (version, options) { |
| 285 | var s = parse(version.trim().replace(/^[=v]+/, ''), options) |
| 286 | return s ? s.version : null |
| 287 | } |
| 288 | |
| 289 | exports.SemVer = SemVer |
| 290 | |
| 291 | function SemVer (version, options) { |
| 292 | if (!options || typeof options !== 'object') { |
| 293 | options = { |
| 294 | loose: !!options, |
| 295 | includePrerelease: false |
| 296 | } |
| 297 | } |
| 298 | if (version instanceof SemVer) { |
| 299 | if (version.loose === options.loose) { |
| 300 | return version |
| 301 | } else { |
| 302 | version = version.version |
| 303 | } |
| 304 | } else if (typeof version !== 'string') { |
| 305 | throw new TypeError('Invalid Version: ' + version) |
| 306 | } |
| 307 | |
| 308 | if (version.length > MAX_LENGTH) { |
| 309 | throw new TypeError('version is longer than ' + MAX_LENGTH + ' characters') |
| 310 | } |
| 311 | |
| 312 | if (!(this instanceof SemVer)) { |
| 313 | return new SemVer(version, options) |
| 314 | } |
| 315 | |
| 316 | debug('SemVer', version, options) |
| 317 | this.options = options |
| 318 | this.loose = !!options.loose |
| 319 | |
| 320 | var m = version.trim().match(options.loose ? re[LOOSE] : re[FULL]) |
| 321 | |
| 322 | if (!m) { |
| 323 | throw new TypeError('Invalid Version: ' + version) |
| 324 | } |
| 325 | |
| 326 | this.raw = version |
| 327 | |
| 328 | // these are actually numbers |
| 329 | this.major = +m[1] |
| 330 | this.minor = +m[2] |
| 331 | this.patch = +m[3] |
| 332 | |
| 333 | if (this.major > MAX_SAFE_INTEGER || this.major < 0) { |
| 334 | throw new TypeError('Invalid major version') |
| 335 | } |
| 336 | |
| 337 | if (this.minor > MAX_SAFE_INTEGER || this.minor < 0) { |
| 338 | throw new TypeError('Invalid minor version') |
| 339 | } |
| 340 | |
| 341 | if (this.patch > MAX_SAFE_INTEGER || this.patch < 0) { |
| 342 | throw new TypeError('Invalid patch version') |
| 343 | } |
| 344 | |
| 345 | // numberify any prerelease numeric ids |
| 346 | if (!m[4]) { |
| 347 | this.prerelease = [] |
| 348 | } else { |
| 349 | this.prerelease = m[4].split('.').map(function (id) { |
| 350 | if (/^[0-9]+$/.test(id)) { |
| 351 | var num = +id |
| 352 | if (num >= 0 && num < MAX_SAFE_INTEGER) { |
| 353 | return num |
| 354 | } |
| 355 | } |
| 356 | return id |
| 357 | }) |
| 358 | } |
| 359 | |
| 360 | this.build = m[5] ? m[5].split('.') : [] |
| 361 | this.format() |
| 362 | } |
| 363 | |
| 364 | SemVer.prototype.format = function () { |
| 365 | this.version = this.major + '.' + this.minor + '.' + this.patch |
| 366 | if (this.prerelease.length) { |
| 367 | this.version += '-' + this.prerelease.join('.') |
| 368 | } |
| 369 | return this.version |
| 370 | } |
| 371 | |
| 372 | SemVer.prototype.toString = function () { |
| 373 | return this.version |
| 374 | } |
| 375 | |
| 376 | SemVer.prototype.compare = function (other) { |
| 377 | debug('SemVer.compare', this.version, this.options, other) |
| 378 | if (!(other instanceof SemVer)) { |
| 379 | other = new SemVer(other, this.options) |
| 380 | } |
| 381 | |
| 382 | return this.compareMain(other) || this.comparePre(other) |
| 383 | } |
| 384 | |
| 385 | SemVer.prototype.compareMain = function (other) { |
| 386 | if (!(other instanceof SemVer)) { |
| 387 | other = new SemVer(other, this.options) |
| 388 | } |
| 389 | |
| 390 | return compareIdentifiers(this.major, other.major) || |
| 391 | compareIdentifiers(this.minor, other.minor) || |
| 392 | compareIdentifiers(this.patch, other.patch) |
| 393 | } |
| 394 | |
| 395 | SemVer.prototype.comparePre = function (other) { |
| 396 | if (!(other instanceof SemVer)) { |
| 397 | other = new SemVer(other, this.options) |
| 398 | } |
| 399 | |
| 400 | // NOT having a prerelease is > having one |
| 401 | if (this.prerelease.length && !other.prerelease.length) { |
| 402 | return -1 |
| 403 | } else if (!this.prerelease.length && other.prerelease.length) { |
| 404 | return 1 |
| 405 | } else if (!this.prerelease.length && !other.prerelease.length) { |
| 406 | return 0 |
| 407 | } |
| 408 | |
| 409 | var i = 0 |
| 410 | do { |
| 411 | var a = this.prerelease[i] |
| 412 | var b = other.prerelease[i] |
| 413 | debug('prerelease compare', i, a, b) |
| 414 | if (a === undefined && b === undefined) { |
| 415 | return 0 |
| 416 | } else if (b === undefined) { |
| 417 | return 1 |
| 418 | } else if (a === undefined) { |
| 419 | return -1 |
| 420 | } else if (a === b) { |
| 421 | continue |
| 422 | } else { |
| 423 | return compareIdentifiers(a, b) |
| 424 | } |
| 425 | } while (++i) |
| 426 | } |
| 427 | |
| 428 | // preminor will bump the version up to the next minor release, and immediately |
| 429 | // down to pre-release. premajor and prepatch work the same way. |
| 430 | SemVer.prototype.inc = function (release, identifier) { |
| 431 | switch (release) { |
| 432 | case 'premajor': |
| 433 | this.prerelease.length = 0 |
| 434 | this.patch = 0 |
| 435 | this.minor = 0 |
| 436 | this.major++ |
| 437 | this.inc('pre', identifier) |
| 438 | break |
| 439 | case 'preminor': |
| 440 | this.prerelease.length = 0 |
| 441 | this.patch = 0 |
| 442 | this.minor++ |
| 443 | this.inc('pre', identifier) |
| 444 | break |
| 445 | case 'prepatch': |
| 446 | // If this is already a prerelease, it will bump to the next version |
| 447 | // drop any prereleases that might already exist, since they are not |
| 448 | // relevant at this point. |
| 449 | this.prerelease.length = 0 |
| 450 | this.inc('patch', identifier) |
| 451 | this.inc('pre', identifier) |
| 452 | break |
| 453 | // If the input is a non-prerelease version, this acts the same as |
| 454 | // prepatch. |
| 455 | case 'prerelease': |
| 456 | if (this.prerelease.length === 0) { |
| 457 | this.inc('patch', identifier) |
| 458 | } |
| 459 | this.inc('pre', identifier) |
| 460 | break |
| 461 | |
| 462 | case 'major': |
| 463 | // If this is a pre-major version, bump up to the same major version. |
| 464 | // Otherwise increment major. |
| 465 | // 1.0.0-5 bumps to 1.0.0 |
| 466 | // 1.1.0 bumps to 2.0.0 |
| 467 | if (this.minor !== 0 || |
| 468 | this.patch !== 0 || |
| 469 | this.prerelease.length === 0) { |
| 470 | this.major++ |
| 471 | } |
| 472 | this.minor = 0 |
| 473 | this.patch = 0 |
| 474 | this.prerelease = [] |
| 475 | break |
| 476 | case 'minor': |
| 477 | // If this is a pre-minor version, bump up to the same minor version. |
| 478 | // Otherwise increment minor. |
| 479 | // 1.2.0-5 bumps to 1.2.0 |
| 480 | // 1.2.1 bumps to 1.3.0 |
| 481 | if (this.patch !== 0 || this.prerelease.length === 0) { |
| 482 | this.minor++ |
| 483 | } |
| 484 | this.patch = 0 |
| 485 | this.prerelease = [] |
| 486 | break |
| 487 | case 'patch': |
| 488 | // If this is not a pre-release version, it will increment the patch. |
| 489 | // If it is a pre-release it will bump up to the same patch version. |
| 490 | // 1.2.0-5 patches to 1.2.0 |
| 491 | // 1.2.0 patches to 1.2.1 |
| 492 | if (this.prerelease.length === 0) { |
| 493 | this.patch++ |
| 494 | } |
| 495 | this.prerelease = [] |
| 496 | break |
| 497 | // This probably shouldn't be used publicly. |
| 498 | // 1.0.0 "pre" would become 1.0.0-0 which is the wrong direction. |
| 499 | case 'pre': |
| 500 | if (this.prerelease.length === 0) { |
| 501 | this.prerelease = [0] |
| 502 | } else { |
| 503 | var i = this.prerelease.length |
| 504 | while (--i >= 0) { |
| 505 | if (typeof this.prerelease[i] === 'number') { |
| 506 | this.prerelease[i]++ |
| 507 | i = -2 |
| 508 | } |
| 509 | } |
| 510 | if (i === -1) { |
| 511 | // didn't increment anything |
| 512 | this.prerelease.push(0) |
| 513 | } |
| 514 | } |
| 515 | if (identifier) { |
| 516 | // 1.2.0-beta.1 bumps to 1.2.0-beta.2, |
| 517 | // 1.2.0-beta.fooblz or 1.2.0-beta bumps to 1.2.0-beta.0 |
| 518 | if (this.prerelease[0] === identifier) { |
| 519 | if (isNaN(this.prerelease[1])) { |
| 520 | this.prerelease = [identifier, 0] |
| 521 | } |
| 522 | } else { |
| 523 | this.prerelease = [identifier, 0] |
| 524 | } |
| 525 | } |
| 526 | break |
| 527 | |
| 528 | default: |
| 529 | throw new Error('invalid increment argument: ' + release) |
| 530 | } |
| 531 | this.format() |
| 532 | this.raw = this.version |
| 533 | return this |
| 534 | } |
| 535 | |
| 536 | exports.inc = inc |
| 537 | function inc (version, release, loose, identifier) { |
| 538 | if (typeof (loose) === 'string') { |
| 539 | identifier = loose |
| 540 | loose = undefined |
| 541 | } |
| 542 | |
| 543 | try { |
| 544 | return new SemVer(version, loose).inc(release, identifier).version |
| 545 | } catch (er) { |
| 546 | return null |
| 547 | } |
| 548 | } |
| 549 | |
| 550 | exports.diff = diff |
| 551 | function diff (version1, version2) { |
| 552 | if (eq(version1, version2)) { |
| 553 | return null |
| 554 | } else { |
| 555 | var v1 = parse(version1) |
| 556 | var v2 = parse(version2) |
| 557 | var prefix = '' |
| 558 | if (v1.prerelease.length || v2.prerelease.length) { |
| 559 | prefix = 'pre' |
| 560 | var defaultResult = 'prerelease' |
| 561 | } |
| 562 | for (var key in v1) { |
| 563 | if (key === 'major' || key === 'minor' || key === 'patch') { |
| 564 | if (v1[key] !== v2[key]) { |
| 565 | return prefix + key |
| 566 | } |
| 567 | } |
| 568 | } |
| 569 | return defaultResult // may be undefined |
| 570 | } |
| 571 | } |
| 572 | |
| 573 | exports.compareIdentifiers = compareIdentifiers |
| 574 | |
| 575 | var numeric = /^[0-9]+$/ |
| 576 | function compareIdentifiers (a, b) { |
| 577 | var anum = numeric.test(a) |
| 578 | var bnum = numeric.test(b) |
| 579 | |
| 580 | if (anum && bnum) { |
| 581 | a = +a |
| 582 | b = +b |
| 583 | } |
| 584 | |
| 585 | return a === b ? 0 |
| 586 | : (anum && !bnum) ? -1 |
| 587 | : (bnum && !anum) ? 1 |
| 588 | : a < b ? -1 |
| 589 | : 1 |
| 590 | } |
| 591 | |
| 592 | exports.rcompareIdentifiers = rcompareIdentifiers |
| 593 | function rcompareIdentifiers (a, b) { |
| 594 | return compareIdentifiers(b, a) |
| 595 | } |
| 596 | |
| 597 | exports.major = major |
| 598 | function major (a, loose) { |
| 599 | return new SemVer(a, loose).major |
| 600 | } |
| 601 | |
| 602 | exports.minor = minor |
| 603 | function minor (a, loose) { |
| 604 | return new SemVer(a, loose).minor |
| 605 | } |
| 606 | |
| 607 | exports.patch = patch |
| 608 | function patch (a, loose) { |
| 609 | return new SemVer(a, loose).patch |
| 610 | } |
| 611 | |
| 612 | exports.compare = compare |
| 613 | function compare (a, b, loose) { |
| 614 | return new SemVer(a, loose).compare(new SemVer(b, loose)) |
| 615 | } |
| 616 | |
| 617 | exports.compareLoose = compareLoose |
| 618 | function compareLoose (a, b) { |
| 619 | return compare(a, b, true) |
| 620 | } |
| 621 | |
| 622 | exports.rcompare = rcompare |
| 623 | function rcompare (a, b, loose) { |
| 624 | return compare(b, a, loose) |
| 625 | } |
| 626 | |
| 627 | exports.sort = sort |
| 628 | function sort (list, loose) { |
| 629 | return list.sort(function (a, b) { |
| 630 | return exports.compare(a, b, loose) |
| 631 | }) |
| 632 | } |
| 633 | |
| 634 | exports.rsort = rsort |
| 635 | function rsort (list, loose) { |
| 636 | return list.sort(function (a, b) { |
| 637 | return exports.rcompare(a, b, loose) |
| 638 | }) |
| 639 | } |
| 640 | |
| 641 | exports.gt = gt |
| 642 | function gt (a, b, loose) { |
| 643 | return compare(a, b, loose) > 0 |
| 644 | } |
| 645 | |
| 646 | exports.lt = lt |
| 647 | function lt (a, b, loose) { |
| 648 | return compare(a, b, loose) < 0 |
| 649 | } |
| 650 | |
| 651 | exports.eq = eq |
| 652 | function eq (a, b, loose) { |
| 653 | return compare(a, b, loose) === 0 |
| 654 | } |
| 655 | |
| 656 | exports.neq = neq |
| 657 | function neq (a, b, loose) { |
| 658 | return compare(a, b, loose) !== 0 |
| 659 | } |
| 660 | |
| 661 | exports.gte = gte |
| 662 | function gte (a, b, loose) { |
| 663 | return compare(a, b, loose) >= 0 |
| 664 | } |
| 665 | |
| 666 | exports.lte = lte |
| 667 | function lte (a, b, loose) { |
| 668 | return compare(a, b, loose) <= 0 |
| 669 | } |
| 670 | |
| 671 | exports.cmp = cmp |
| 672 | function cmp (a, op, b, loose) { |
| 673 | switch (op) { |
| 674 | case '===': |
| 675 | if (typeof a === 'object') |
| 676 | a = a.version |
| 677 | if (typeof b === 'object') |
| 678 | b = b.version |
| 679 | return a === b |
| 680 | |
| 681 | case '!==': |
| 682 | if (typeof a === 'object') |
| 683 | a = a.version |
| 684 | if (typeof b === 'object') |
| 685 | b = b.version |
| 686 | return a !== b |
| 687 | |
| 688 | case '': |
| 689 | case '=': |
| 690 | case '==': |
| 691 | return eq(a, b, loose) |
| 692 | |
| 693 | case '!=': |
| 694 | return neq(a, b, loose) |
| 695 | |
| 696 | case '>': |
| 697 | return gt(a, b, loose) |
| 698 | |
| 699 | case '>=': |
| 700 | return gte(a, b, loose) |
| 701 | |
| 702 | case '<': |
| 703 | return lt(a, b, loose) |
| 704 | |
| 705 | case '<=': |
| 706 | return lte(a, b, loose) |
| 707 | |
| 708 | default: |
| 709 | throw new TypeError('Invalid operator: ' + op) |
| 710 | } |
| 711 | } |
| 712 | |
| 713 | exports.Comparator = Comparator |
| 714 | function Comparator (comp, options) { |
| 715 | if (!options || typeof options !== 'object') { |
| 716 | options = { |
| 717 | loose: !!options, |
| 718 | includePrerelease: false |
| 719 | } |
| 720 | } |
| 721 | |
| 722 | if (comp instanceof Comparator) { |
| 723 | if (comp.loose === !!options.loose) { |
| 724 | return comp |
| 725 | } else { |
| 726 | comp = comp.value |
| 727 | } |
| 728 | } |
| 729 | |
| 730 | if (!(this instanceof Comparator)) { |
| 731 | return new Comparator(comp, options) |
| 732 | } |
| 733 | |
| 734 | debug('comparator', comp, options) |
| 735 | this.options = options |
| 736 | this.loose = !!options.loose |
| 737 | this.parse(comp) |
| 738 | |
| 739 | if (this.semver === ANY) { |
| 740 | this.value = '' |
| 741 | } else { |
| 742 | this.value = this.operator + this.semver.version |
| 743 | } |
| 744 | |
| 745 | debug('comp', this) |
| 746 | } |
| 747 | |
| 748 | var ANY = {} |
| 749 | Comparator.prototype.parse = function (comp) { |
| 750 | var r = this.options.loose ? re[COMPARATORLOOSE] : re[COMPARATOR] |
| 751 | var m = comp.match(r) |
| 752 | |
| 753 | if (!m) { |
| 754 | throw new TypeError('Invalid comparator: ' + comp) |
| 755 | } |
| 756 | |
| 757 | this.operator = m[1] |
| 758 | if (this.operator === '=') { |
| 759 | this.operator = '' |
| 760 | } |
| 761 | |
| 762 | // if it literally is just '>' or '' then allow anything. |
| 763 | if (!m[2]) { |
| 764 | this.semver = ANY |
| 765 | } else { |
| 766 | this.semver = new SemVer(m[2], this.options.loose) |
| 767 | } |
| 768 | } |
| 769 | |
| 770 | Comparator.prototype.toString = function () { |
| 771 | return this.value |
| 772 | } |
| 773 | |
| 774 | Comparator.prototype.test = function (version) { |
| 775 | debug('Comparator.test', version, this.options.loose) |
| 776 | |
| 777 | if (this.semver === ANY) { |
| 778 | return true |
| 779 | } |
| 780 | |
| 781 | if (typeof version === 'string') { |
| 782 | version = new SemVer(version, this.options) |
| 783 | } |
| 784 | |
| 785 | return cmp(version, this.operator, this.semver, this.options) |
| 786 | } |
| 787 | |
| 788 | Comparator.prototype.intersects = function (comp, options) { |
| 789 | if (!(comp instanceof Comparator)) { |
| 790 | throw new TypeError('a Comparator is required') |
| 791 | } |
| 792 | |
| 793 | if (!options || typeof options !== 'object') { |
| 794 | options = { |
| 795 | loose: !!options, |
| 796 | includePrerelease: false |
| 797 | } |
| 798 | } |
| 799 | |
| 800 | var rangeTmp |
| 801 | |
| 802 | if (this.operator === '') { |
| 803 | rangeTmp = new Range(comp.value, options) |
| 804 | return satisfies(this.value, rangeTmp, options) |
| 805 | } else if (comp.operator === '') { |
| 806 | rangeTmp = new Range(this.value, options) |
| 807 | return satisfies(comp.semver, rangeTmp, options) |
| 808 | } |
| 809 | |
| 810 | var sameDirectionIncreasing = |
| 811 | (this.operator === '>=' || this.operator === '>') && |
| 812 | (comp.operator === '>=' || comp.operator === '>') |
| 813 | var sameDirectionDecreasing = |
| 814 | (this.operator === '<=' || this.operator === '<') && |
| 815 | (comp.operator === '<=' || comp.operator === '<') |
| 816 | var sameSemVer = this.semver.version === comp.semver.version |
| 817 | var differentDirectionsInclusive = |
| 818 | (this.operator === '>=' || this.operator === '<=') && |
| 819 | (comp.operator === '>=' || comp.operator === '<=') |
| 820 | var oppositeDirectionsLessThan = |
| 821 | cmp(this.semver, '<', comp.semver, options) && |
| 822 | ((this.operator === '>=' || this.operator === '>') && |
| 823 | (comp.operator === '<=' || comp.operator === '<')) |
| 824 | var oppositeDirectionsGreaterThan = |
| 825 | cmp(this.semver, '>', comp.semver, options) && |
| 826 | ((this.operator === '<=' || this.operator === '<') && |
| 827 | (comp.operator === '>=' || comp.operator === '>')) |
| 828 | |
| 829 | return sameDirectionIncreasing || sameDirectionDecreasing || |
| 830 | (sameSemVer && differentDirectionsInclusive) || |
| 831 | oppositeDirectionsLessThan || oppositeDirectionsGreaterThan |
| 832 | } |
| 833 | |
| 834 | exports.Range = Range |
| 835 | function Range (range, options) { |
| 836 | if (!options || typeof options !== 'object') { |
| 837 | options = { |
| 838 | loose: !!options, |
| 839 | includePrerelease: false |
| 840 | } |
| 841 | } |
| 842 | |
| 843 | if (range instanceof Range) { |
| 844 | if (range.loose === !!options.loose && |
| 845 | range.includePrerelease === !!options.includePrerelease) { |
| 846 | return range |
| 847 | } else { |
| 848 | return new Range(range.raw, options) |
| 849 | } |
| 850 | } |
| 851 | |
| 852 | if (range instanceof Comparator) { |
| 853 | return new Range(range.value, options) |
| 854 | } |
| 855 | |
| 856 | if (!(this instanceof Range)) { |
| 857 | return new Range(range, options) |
| 858 | } |
| 859 | |
| 860 | this.options = options |
| 861 | this.loose = !!options.loose |
| 862 | this.includePrerelease = !!options.includePrerelease |
| 863 | |
| 864 | // First, split based on boolean or || |
| 865 | this.raw = range |
| 866 | this.set = range.split(/\s*\|\|\s*/).map(function (range) { |
| 867 | return this.parseRange(range.trim()) |
| 868 | }, this).filter(function (c) { |
| 869 | // throw out any that are not relevant for whatever reason |
| 870 | return c.length |
| 871 | }) |
| 872 | |
| 873 | if (!this.set.length) { |
| 874 | throw new TypeError('Invalid SemVer Range: ' + range) |
| 875 | } |
| 876 | |
| 877 | this.format() |
| 878 | } |
| 879 | |
| 880 | Range.prototype.format = function () { |
| 881 | this.range = this.set.map(function (comps) { |
| 882 | return comps.join(' ').trim() |
| 883 | }).join('||').trim() |
| 884 | return this.range |
| 885 | } |
| 886 | |
| 887 | Range.prototype.toString = function () { |
| 888 | return this.range |
| 889 | } |
| 890 | |
| 891 | Range.prototype.parseRange = function (range) { |
| 892 | var loose = this.options.loose |
| 893 | range = range.trim() |
| 894 | // `1.2.3 - 1.2.4` => `>=1.2.3 <=1.2.4` |
| 895 | var hr = loose ? re[HYPHENRANGELOOSE] : re[HYPHENRANGE] |
| 896 | range = range.replace(hr, hyphenReplace) |
| 897 | debug('hyphen replace', range) |
| 898 | // `> 1.2.3 < 1.2.5` => `>1.2.3 <1.2.5` |
| 899 | range = range.replace(re[COMPARATORTRIM], comparatorTrimReplace) |
| 900 | debug('comparator trim', range, re[COMPARATORTRIM]) |
| 901 | |
| 902 | // `~ 1.2.3` => `~1.2.3` |
| 903 | range = range.replace(re[TILDETRIM], tildeTrimReplace) |
| 904 | |
| 905 | // `^ 1.2.3` => `^1.2.3` |
| 906 | range = range.replace(re[CARETTRIM], caretTrimReplace) |
| 907 | |
| 908 | // normalize spaces |
| 909 | range = range.split(/\s+/).join(' ') |
| 910 | |
| 911 | // At this point, the range is completely trimmed and |
| 912 | // ready to be split into comparators. |
| 913 | |
| 914 | var compRe = loose ? re[COMPARATORLOOSE] : re[COMPARATOR] |
| 915 | var set = range.split(' ').map(function (comp) { |
| 916 | return parseComparator(comp, this.options) |
| 917 | }, this).join(' ').split(/\s+/) |
| 918 | if (this.options.loose) { |
| 919 | // in loose mode, throw out any that are not valid comparators |
| 920 | set = set.filter(function (comp) { |
| 921 | return !!comp.match(compRe) |
| 922 | }) |
| 923 | } |
| 924 | set = set.map(function (comp) { |
| 925 | return new Comparator(comp, this.options) |
| 926 | }, this) |
| 927 | |
| 928 | return set |
| 929 | } |
| 930 | |
| 931 | Range.prototype.intersects = function (range, options) { |
| 932 | if (!(range instanceof Range)) { |
| 933 | throw new TypeError('a Range is required') |
| 934 | } |
| 935 | |
| 936 | return this.set.some(function (thisComparators) { |
| 937 | return thisComparators.every(function (thisComparator) { |
| 938 | return range.set.some(function (rangeComparators) { |
| 939 | return rangeComparators.every(function (rangeComparator) { |
| 940 | return thisComparator.intersects(rangeComparator, options) |
| 941 | }) |
| 942 | }) |
| 943 | }) |
| 944 | }) |
| 945 | } |
| 946 | |
| 947 | // Mostly just for testing and legacy API reasons |
| 948 | exports.toComparators = toComparators |
| 949 | function toComparators (range, options) { |
| 950 | return new Range(range, options).set.map(function (comp) { |
| 951 | return comp.map(function (c) { |
| 952 | return c.value |
| 953 | }).join(' ').trim().split(' ') |
| 954 | }) |
| 955 | } |
| 956 | |
| 957 | // comprised of xranges, tildes, stars, and gtlt's at this point. |
| 958 | // already replaced the hyphen ranges |
| 959 | // turn into a set of JUST comparators. |
| 960 | function parseComparator (comp, options) { |
| 961 | debug('comp', comp, options) |
| 962 | comp = replaceCarets(comp, options) |
| 963 | debug('caret', comp) |
| 964 | comp = replaceTildes(comp, options) |
| 965 | debug('tildes', comp) |
| 966 | comp = replaceXRanges(comp, options) |
| 967 | debug('xrange', comp) |
| 968 | comp = replaceStars(comp, options) |
| 969 | debug('stars', comp) |
| 970 | return comp |
| 971 | } |
| 972 | |
| 973 | function isX (id) { |
| 974 | return !id || id.toLowerCase() === 'x' || id === '*' |
| 975 | } |
| 976 | |
| 977 | // ~, ~> --> * (any, kinda silly) |
| 978 | // ~2, ~2.x, ~2.x.x, ~>2, ~>2.x ~>2.x.x --> >=2.0.0 <3.0.0 |
| 979 | // ~2.0, ~2.0.x, ~>2.0, ~>2.0.x --> >=2.0.0 <2.1.0 |
| 980 | // ~1.2, ~1.2.x, ~>1.2, ~>1.2.x --> >=1.2.0 <1.3.0 |
| 981 | // ~1.2.3, ~>1.2.3 --> >=1.2.3 <1.3.0 |
| 982 | // ~1.2.0, ~>1.2.0 --> >=1.2.0 <1.3.0 |
| 983 | function replaceTildes (comp, options) { |
| 984 | return comp.trim().split(/\s+/).map(function (comp) { |
| 985 | return replaceTilde(comp, options) |
| 986 | }).join(' ') |
| 987 | } |
| 988 | |
| 989 | function replaceTilde (comp, options) { |
| 990 | var r = options.loose ? re[TILDELOOSE] : re[TILDE] |
| 991 | return comp.replace(r, function (_, M, m, p, pr) { |
| 992 | debug('tilde', comp, _, M, m, p, pr) |
| 993 | var ret |
| 994 | |
| 995 | if (isX(M)) { |
| 996 | ret = '' |
| 997 | } else if (isX(m)) { |
| 998 | ret = '>=' + M + '.0.0 <' + (+M + 1) + '.0.0' |
| 999 | } else if (isX(p)) { |
| 1000 | // ~1.2 == >=1.2.0 <1.3.0 |
| 1001 | ret = '>=' + M + '.' + m + '.0 <' + M + '.' + (+m + 1) + '.0' |
| 1002 | } else if (pr) { |
| 1003 | debug('replaceTilde pr', pr) |
| 1004 | ret = '>=' + M + '.' + m + '.' + p + '-' + pr + |
| 1005 | ' <' + M + '.' + (+m + 1) + '.0' |
| 1006 | } else { |
| 1007 | // ~1.2.3 == >=1.2.3 <1.3.0 |
| 1008 | ret = '>=' + M + '.' + m + '.' + p + |
| 1009 | ' <' + M + '.' + (+m + 1) + '.0' |
| 1010 | } |
| 1011 | |
| 1012 | debug('tilde return', ret) |
| 1013 | return ret |
| 1014 | }) |
| 1015 | } |
| 1016 | |
| 1017 | // ^ --> * (any, kinda silly) |
| 1018 | // ^2, ^2.x, ^2.x.x --> >=2.0.0 <3.0.0 |
| 1019 | // ^2.0, ^2.0.x --> >=2.0.0 <3.0.0 |
| 1020 | // ^1.2, ^1.2.x --> >=1.2.0 <2.0.0 |
| 1021 | // ^1.2.3 --> >=1.2.3 <2.0.0 |
| 1022 | // ^1.2.0 --> >=1.2.0 <2.0.0 |
| 1023 | function replaceCarets (comp, options) { |
| 1024 | return comp.trim().split(/\s+/).map(function (comp) { |
| 1025 | return replaceCaret(comp, options) |
| 1026 | }).join(' ') |
| 1027 | } |
| 1028 | |
| 1029 | function replaceCaret (comp, options) { |
| 1030 | debug('caret', comp, options) |
| 1031 | var r = options.loose ? re[CARETLOOSE] : re[CARET] |
| 1032 | return comp.replace(r, function (_, M, m, p, pr) { |
| 1033 | debug('caret', comp, _, M, m, p, pr) |
| 1034 | var ret |
| 1035 | |
| 1036 | if (isX(M)) { |
| 1037 | ret = '' |
| 1038 | } else if (isX(m)) { |
| 1039 | ret = '>=' + M + '.0.0 <' + (+M + 1) + '.0.0' |
| 1040 | } else if (isX(p)) { |
| 1041 | if (M === '0') { |
| 1042 | ret = '>=' + M + '.' + m + '.0 <' + M + '.' + (+m + 1) + '.0' |
| 1043 | } else { |
| 1044 | ret = '>=' + M + '.' + m + '.0 <' + (+M + 1) + '.0.0' |
| 1045 | } |
| 1046 | } else if (pr) { |
| 1047 | debug('replaceCaret pr', pr) |
| 1048 | if (M === '0') { |
| 1049 | if (m === '0') { |
| 1050 | ret = '>=' + M + '.' + m + '.' + p + '-' + pr + |
| 1051 | ' <' + M + '.' + m + '.' + (+p + 1) |
| 1052 | } else { |
| 1053 | ret = '>=' + M + '.' + m + '.' + p + '-' + pr + |
| 1054 | ' <' + M + '.' + (+m + 1) + '.0' |
| 1055 | } |
| 1056 | } else { |
| 1057 | ret = '>=' + M + '.' + m + '.' + p + '-' + pr + |
| 1058 | ' <' + (+M + 1) + '.0.0' |
| 1059 | } |
| 1060 | } else { |
| 1061 | debug('no pr') |
| 1062 | if (M === '0') { |
| 1063 | if (m === '0') { |
| 1064 | ret = '>=' + M + '.' + m + '.' + p + |
| 1065 | ' <' + M + '.' + m + '.' + (+p + 1) |
| 1066 | } else { |
| 1067 | ret = '>=' + M + '.' + m + '.' + p + |
| 1068 | ' <' + M + '.' + (+m + 1) + '.0' |
| 1069 | } |
| 1070 | } else { |
| 1071 | ret = '>=' + M + '.' + m + '.' + p + |
| 1072 | ' <' + (+M + 1) + '.0.0' |
| 1073 | } |
| 1074 | } |
| 1075 | |
| 1076 | debug('caret return', ret) |
| 1077 | return ret |
| 1078 | }) |
| 1079 | } |
| 1080 | |
| 1081 | function replaceXRanges (comp, options) { |
| 1082 | debug('replaceXRanges', comp, options) |
| 1083 | return comp.split(/\s+/).map(function (comp) { |
| 1084 | return replaceXRange(comp, options) |
| 1085 | }).join(' ') |
| 1086 | } |
| 1087 | |
| 1088 | function replaceXRange (comp, options) { |
| 1089 | comp = comp.trim() |
| 1090 | var r = options.loose ? re[XRANGELOOSE] : re[XRANGE] |
| 1091 | return comp.replace(r, function (ret, gtlt, M, m, p, pr) { |
| 1092 | debug('xRange', comp, ret, gtlt, M, m, p, pr) |
| 1093 | var xM = isX(M) |
| 1094 | var xm = xM || isX(m) |
| 1095 | var xp = xm || isX(p) |
| 1096 | var anyX = xp |
| 1097 | |
| 1098 | if (gtlt === '=' && anyX) { |
| 1099 | gtlt = '' |
| 1100 | } |
| 1101 | |
| 1102 | if (xM) { |
| 1103 | if (gtlt === '>' || gtlt === '<') { |
| 1104 | // nothing is allowed |
| 1105 | ret = '<0.0.0' |
| 1106 | } else { |
| 1107 | // nothing is forbidden |
| 1108 | ret = '*' |
| 1109 | } |
| 1110 | } else if (gtlt && anyX) { |
| 1111 | // we know patch is an x, because we have any x at all. |
| 1112 | // replace X with 0 |
| 1113 | if (xm) { |
| 1114 | m = 0 |
| 1115 | } |
| 1116 | p = 0 |
| 1117 | |
| 1118 | if (gtlt === '>') { |
| 1119 | // >1 => >=2.0.0 |
| 1120 | // >1.2 => >=1.3.0 |
| 1121 | // >1.2.3 => >= 1.2.4 |
| 1122 | gtlt = '>=' |
| 1123 | if (xm) { |
| 1124 | M = +M + 1 |
| 1125 | m = 0 |
| 1126 | p = 0 |
| 1127 | } else { |
| 1128 | m = +m + 1 |
| 1129 | p = 0 |
| 1130 | } |
| 1131 | } else if (gtlt === '<=') { |
| 1132 | // <=0.7.x is actually <0.8.0, since any 0.7.x should |
| 1133 | // pass. Similarly, <=7.x is actually <8.0.0, etc. |
| 1134 | gtlt = '<' |
| 1135 | if (xm) { |
| 1136 | M = +M + 1 |
| 1137 | } else { |
| 1138 | m = +m + 1 |
| 1139 | } |
| 1140 | } |
| 1141 | |
| 1142 | ret = gtlt + M + '.' + m + '.' + p |
| 1143 | } else if (xm) { |
| 1144 | ret = '>=' + M + '.0.0 <' + (+M + 1) + '.0.0' |
| 1145 | } else if (xp) { |
| 1146 | ret = '>=' + M + '.' + m + '.0 <' + M + '.' + (+m + 1) + '.0' |
| 1147 | } |
| 1148 | |
| 1149 | debug('xRange return', ret) |
| 1150 | |
| 1151 | return ret |
| 1152 | }) |
| 1153 | } |
| 1154 | |
| 1155 | // Because * is AND-ed with everything else in the comparator, |
| 1156 | // and '' means "any version", just remove the *s entirely. |
| 1157 | function replaceStars (comp, options) { |
| 1158 | debug('replaceStars', comp, options) |
| 1159 | // Looseness is ignored here. star is always as loose as it gets! |
| 1160 | return comp.trim().replace(re[STAR], '') |
| 1161 | } |
| 1162 | |
| 1163 | // This function is passed to string.replace(re[HYPHENRANGE]) |
| 1164 | // M, m, patch, prerelease, build |
| 1165 | // 1.2 - 3.4.5 => >=1.2.0 <=3.4.5 |
| 1166 | // 1.2.3 - 3.4 => >=1.2.0 <3.5.0 Any 3.4.x will do |
| 1167 | // 1.2 - 3.4 => >=1.2.0 <3.5.0 |
| 1168 | function hyphenReplace ($0, |
| 1169 | from, fM, fm, fp, fpr, fb, |
| 1170 | to, tM, tm, tp, tpr, tb) { |
| 1171 | if (isX(fM)) { |
| 1172 | from = '' |
| 1173 | } else if (isX(fm)) { |
| 1174 | from = '>=' + fM + '.0.0' |
| 1175 | } else if (isX(fp)) { |
| 1176 | from = '>=' + fM + '.' + fm + '.0' |
| 1177 | } else { |
| 1178 | from = '>=' + from |
| 1179 | } |
| 1180 | |
| 1181 | if (isX(tM)) { |
| 1182 | to = '' |
| 1183 | } else if (isX(tm)) { |
| 1184 | to = '<' + (+tM + 1) + '.0.0' |
| 1185 | } else if (isX(tp)) { |
| 1186 | to = '<' + tM + '.' + (+tm + 1) + '.0' |
| 1187 | } else if (tpr) { |
| 1188 | to = '<=' + tM + '.' + tm + '.' + tp + '-' + tpr |
| 1189 | } else { |
| 1190 | to = '<=' + to |
| 1191 | } |
| 1192 | |
| 1193 | return (from + ' ' + to).trim() |
| 1194 | } |
| 1195 | |
| 1196 | // if ANY of the sets match ALL of its comparators, then pass |
| 1197 | Range.prototype.test = function (version) { |
| 1198 | if (!version) { |
| 1199 | return false |
| 1200 | } |
| 1201 | |
| 1202 | if (typeof version === 'string') { |
| 1203 | version = new SemVer(version, this.options) |
| 1204 | } |
| 1205 | |
| 1206 | for (var i = 0; i < this.set.length; i++) { |
| 1207 | if (testSet(this.set[i], version, this.options)) { |
| 1208 | return true |
| 1209 | } |
| 1210 | } |
| 1211 | return false |
| 1212 | } |
| 1213 | |
| 1214 | function testSet (set, version, options) { |
| 1215 | for (var i = 0; i < set.length; i++) { |
| 1216 | if (!set[i].test(version)) { |
| 1217 | return false |
| 1218 | } |
| 1219 | } |
| 1220 | |
| 1221 | if (version.prerelease.length && !options.includePrerelease) { |
| 1222 | // Find the set of versions that are allowed to have prereleases |
| 1223 | // For example, ^1.2.3-pr.1 desugars to >=1.2.3-pr.1 <2.0.0 |
| 1224 | // That should allow `1.2.3-pr.2` to pass. |
| 1225 | // However, `1.2.4-alpha.notready` should NOT be allowed, |
| 1226 | // even though it's within the range set by the comparators. |
| 1227 | for (i = 0; i < set.length; i++) { |
| 1228 | debug(set[i].semver) |
| 1229 | if (set[i].semver === ANY) { |
| 1230 | continue |
| 1231 | } |
| 1232 | |
| 1233 | if (set[i].semver.prerelease.length > 0) { |
| 1234 | var allowed = set[i].semver |
| 1235 | if (allowed.major === version.major && |
| 1236 | allowed.minor === version.minor && |
| 1237 | allowed.patch === version.patch) { |
| 1238 | return true |
| 1239 | } |
| 1240 | } |
| 1241 | } |
| 1242 | |
| 1243 | // Version has a -pre, but it's not one of the ones we like. |
| 1244 | return false |
| 1245 | } |
| 1246 | |
| 1247 | return true |
| 1248 | } |
| 1249 | |
| 1250 | exports.satisfies = satisfies |
| 1251 | function satisfies (version, range, options) { |
| 1252 | try { |
| 1253 | range = new Range(range, options) |
| 1254 | } catch (er) { |
| 1255 | return false |
| 1256 | } |
| 1257 | return range.test(version) |
| 1258 | } |
| 1259 | |
| 1260 | exports.maxSatisfying = maxSatisfying |
| 1261 | function maxSatisfying (versions, range, options) { |
| 1262 | var max = null |
| 1263 | var maxSV = null |
| 1264 | try { |
| 1265 | var rangeObj = new Range(range, options) |
| 1266 | } catch (er) { |
| 1267 | return null |
| 1268 | } |
| 1269 | versions.forEach(function (v) { |
| 1270 | if (rangeObj.test(v)) { |
| 1271 | // satisfies(v, range, options) |
| 1272 | if (!max || maxSV.compare(v) === -1) { |
| 1273 | // compare(max, v, true) |
| 1274 | max = v |
| 1275 | maxSV = new SemVer(max, options) |
| 1276 | } |
| 1277 | } |
| 1278 | }) |
| 1279 | return max |
| 1280 | } |
| 1281 | |
| 1282 | exports.minSatisfying = minSatisfying |
| 1283 | function minSatisfying (versions, range, options) { |
| 1284 | var min = null |
| 1285 | var minSV = null |
| 1286 | try { |
| 1287 | var rangeObj = new Range(range, options) |
| 1288 | } catch (er) { |
| 1289 | return null |
| 1290 | } |
| 1291 | versions.forEach(function (v) { |
| 1292 | if (rangeObj.test(v)) { |
| 1293 | // satisfies(v, range, options) |
| 1294 | if (!min || minSV.compare(v) === 1) { |
| 1295 | // compare(min, v, true) |
| 1296 | min = v |
| 1297 | minSV = new SemVer(min, options) |
| 1298 | } |
| 1299 | } |
| 1300 | }) |
| 1301 | return min |
| 1302 | } |
| 1303 | |
| 1304 | exports.minVersion = minVersion |
| 1305 | function minVersion (range, loose) { |
| 1306 | range = new Range(range, loose) |
| 1307 | |
| 1308 | var minver = new SemVer('0.0.0') |
| 1309 | if (range.test(minver)) { |
| 1310 | return minver |
| 1311 | } |
| 1312 | |
| 1313 | minver = new SemVer('0.0.0-0') |
| 1314 | if (range.test(minver)) { |
| 1315 | return minver |
| 1316 | } |
| 1317 | |
| 1318 | minver = null |
| 1319 | for (var i = 0; i < range.set.length; ++i) { |
| 1320 | var comparators = range.set[i] |
| 1321 | |
| 1322 | comparators.forEach(function (comparator) { |
| 1323 | // Clone to avoid manipulating the comparator's semver object. |
| 1324 | var compver = new SemVer(comparator.semver.version) |
| 1325 | switch (comparator.operator) { |
| 1326 | case '>': |
| 1327 | if (compver.prerelease.length === 0) { |
| 1328 | compver.patch++ |
| 1329 | } else { |
| 1330 | compver.prerelease.push(0) |
| 1331 | } |
| 1332 | compver.raw = compver.format() |
| 1333 | /* fallthrough */ |
| 1334 | case '': |
| 1335 | case '>=': |
| 1336 | if (!minver || gt(minver, compver)) { |
| 1337 | minver = compver |
| 1338 | } |
| 1339 | break |
| 1340 | case '<': |
| 1341 | case '<=': |
| 1342 | /* Ignore maximum versions */ |
| 1343 | break |
| 1344 | /* istanbul ignore next */ |
| 1345 | default: |
| 1346 | throw new Error('Unexpected operation: ' + comparator.operator) |
| 1347 | } |
| 1348 | }) |
| 1349 | } |
| 1350 | |
| 1351 | if (minver && range.test(minver)) { |
| 1352 | return minver |
| 1353 | } |
| 1354 | |
| 1355 | return null |
| 1356 | } |
| 1357 | |
| 1358 | exports.validRange = validRange |
| 1359 | function validRange (range, options) { |
| 1360 | try { |
| 1361 | // Return '*' instead of '' so that truthiness works. |
| 1362 | // This will throw if it's invalid anyway |
| 1363 | return new Range(range, options).range || '*' |
| 1364 | } catch (er) { |
| 1365 | return null |
| 1366 | } |
| 1367 | } |
| 1368 | |
| 1369 | // Determine if version is less than all the versions possible in the range |
| 1370 | exports.ltr = ltr |
| 1371 | function ltr (version, range, options) { |
| 1372 | return outside(version, range, '<', options) |
| 1373 | } |
| 1374 | |
| 1375 | // Determine if version is greater than all the versions possible in the range. |
| 1376 | exports.gtr = gtr |
| 1377 | function gtr (version, range, options) { |
| 1378 | return outside(version, range, '>', options) |
| 1379 | } |
| 1380 | |
| 1381 | exports.outside = outside |
| 1382 | function outside (version, range, hilo, options) { |
| 1383 | version = new SemVer(version, options) |
| 1384 | range = new Range(range, options) |
| 1385 | |
| 1386 | var gtfn, ltefn, ltfn, comp, ecomp |
| 1387 | switch (hilo) { |
| 1388 | case '>': |
| 1389 | gtfn = gt |
| 1390 | ltefn = lte |
| 1391 | ltfn = lt |
| 1392 | comp = '>' |
| 1393 | ecomp = '>=' |
| 1394 | break |
| 1395 | case '<': |
| 1396 | gtfn = lt |
| 1397 | ltefn = gte |
| 1398 | ltfn = gt |
| 1399 | comp = '<' |
| 1400 | ecomp = '<=' |
| 1401 | break |
| 1402 | default: |
| 1403 | throw new TypeError('Must provide a hilo val of "<" or ">"') |
| 1404 | } |
| 1405 | |
| 1406 | // If it satisifes the range it is not outside |
| 1407 | if (satisfies(version, range, options)) { |
| 1408 | return false |
| 1409 | } |
| 1410 | |
| 1411 | // From now on, variable terms are as if we're in "gtr" mode. |
| 1412 | // but note that everything is flipped for the "ltr" function. |
| 1413 | |
| 1414 | for (var i = 0; i < range.set.length; ++i) { |
| 1415 | var comparators = range.set[i] |
| 1416 | |
| 1417 | var high = null |
| 1418 | var low = null |
| 1419 | |
| 1420 | comparators.forEach(function (comparator) { |
| 1421 | if (comparator.semver === ANY) { |
| 1422 | comparator = new Comparator('>=0.0.0') |
| 1423 | } |
| 1424 | high = high || comparator |
| 1425 | low = low || comparator |
| 1426 | if (gtfn(comparator.semver, high.semver, options)) { |
| 1427 | high = comparator |
| 1428 | } else if (ltfn(comparator.semver, low.semver, options)) { |
| 1429 | low = comparator |
| 1430 | } |
| 1431 | }) |
| 1432 | |
| 1433 | // If the edge version comparator has a operator then our version |
| 1434 | // isn't outside it |
| 1435 | if (high.operator === comp || high.operator === ecomp) { |
| 1436 | return false |
| 1437 | } |
| 1438 | |
| 1439 | // If the lowest version comparator has an operator and our version |
| 1440 | // is less than it then it isn't higher than the range |
| 1441 | if ((!low.operator || low.operator === comp) && |
| 1442 | ltefn(version, low.semver)) { |
| 1443 | return false |
| 1444 | } else if (low.operator === ecomp && ltfn(version, low.semver)) { |
| 1445 | return false |
| 1446 | } |
| 1447 | } |
| 1448 | return true |
| 1449 | } |
| 1450 | |
| 1451 | exports.prerelease = prerelease |
| 1452 | function prerelease (version, options) { |
| 1453 | var parsed = parse(version, options) |
| 1454 | return (parsed && parsed.prerelease.length) ? parsed.prerelease : null |
| 1455 | } |
| 1456 | |
| 1457 | exports.intersects = intersects |
| 1458 | function intersects (r1, r2, options) { |
| 1459 | r1 = new Range(r1, options) |
| 1460 | r2 = new Range(r2, options) |
| 1461 | return r1.intersects(r2) |
| 1462 | } |
| 1463 | |
| 1464 | exports.coerce = coerce |
| 1465 | function coerce (version) { |
| 1466 | if (version instanceof SemVer) { |
| 1467 | return version |
| 1468 | } |
| 1469 | |
| 1470 | if (typeof version !== 'string') { |
| 1471 | return null |
| 1472 | } |
| 1473 | |
| 1474 | var match = version.match(re[COERCE]) |
| 1475 | |
| 1476 | if (match == null) { |
| 1477 | return null |
| 1478 | } |
| 1479 | |
| 1480 | return parse(match[1] + |
| 1481 | '.' + (match[2] || '0') + |
| 1482 | '.' + (match[3] || '0')) |
| 1483 | } |