AlkantarClanX12
Current Path : /proc/self/root/opt/alt/alt-nodejs6/root/lib/node_modules/npm/node_modules/semver/ |
Current File : //proc/self/root/opt/alt/alt-nodejs6/root/lib/node_modules/npm/node_modules/semver/semver.js |
exports = module.exports = SemVer; // The debug function is excluded entirely from the minified version. /* nomin */ var debug; /* nomin */ if (typeof process === 'object' && /* nomin */ process.env && /* nomin */ process.env.NODE_DEBUG && /* nomin */ /\bsemver\b/i.test(process.env.NODE_DEBUG)) /* nomin */ debug = function() { /* nomin */ var args = Array.prototype.slice.call(arguments, 0); /* nomin */ args.unshift('SEMVER'); /* nomin */ console.log.apply(console, args); /* nomin */ }; /* nomin */ else /* nomin */ 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 || 9007199254740991; // 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] + '$'; var XRANGELOOSE = R++; src[XRANGELOOSE] = '^' + src[GTLT] + '\\s*' + src[XRANGEPLAINLOOSE] + '$'; // 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, loose) { if (version instanceof SemVer) return version; if (typeof version !== 'string') return null; if (version.length > MAX_LENGTH) return null; var r = loose ? re[LOOSE] : re[FULL]; if (!r.test(version)) return null; try { return new SemVer(version, loose); } catch (er) { return null; } } exports.valid = valid; function valid(version, loose) { var v = parse(version, loose); return v ? v.version : null; } exports.clean = clean; function clean(version, loose) { var s = parse(version.trim().replace(/^[=v]+/, ''), loose); return s ? s.version : null; } exports.SemVer = SemVer; function SemVer(version, loose) { if (version instanceof SemVer) { if (version.loose === 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, loose); debug('SemVer', version, loose); this.loose = loose; var m = version.trim().match(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.loose, other); if (!(other instanceof SemVer)) other = new SemVer(other, this.loose); return this.compareMain(other) || this.comparePre(other); }; SemVer.prototype.compareMain = function(other) { if (!(other instanceof SemVer)) other = new SemVer(other, this.loose); 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.loose); // 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); if (v1.prerelease.length || v2.prerelease.length) { for (var key in v1) { if (key === 'major' || key === 'minor' || key === 'patch') { if (v1[key] !== v2[key]) { return 'pre'+key; } } } return 'prerelease'; } for (var key in v1) { if (key === 'major' || key === 'minor' || key === 'patch') { if (v1[key] !== v2[key]) { return key; } } } } } 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 (anum && !bnum) ? -1 : (bnum && !anum) ? 1 : a < b ? -1 : a > b ? 1 : 0; } 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(b); } 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) { var ret; switch (op) { case '===': if (typeof a === 'object') a = a.version; if (typeof b === 'object') b = b.version; ret = a === b; break; case '!==': if (typeof a === 'object') a = a.version; if (typeof b === 'object') b = b.version; ret = a !== b; break; case '': case '=': case '==': ret = eq(a, b, loose); break; case '!=': ret = neq(a, b, loose); break; case '>': ret = gt(a, b, loose); break; case '>=': ret = gte(a, b, loose); break; case '<': ret = lt(a, b, loose); break; case '<=': ret = lte(a, b, loose); break; default: throw new TypeError('Invalid operator: ' + op); } return ret; } exports.Comparator = Comparator; function Comparator(comp, loose) { if (comp instanceof Comparator) { if (comp.loose === loose) return comp; else comp = comp.value; } if (!(this instanceof Comparator)) return new Comparator(comp, loose); debug('comparator', comp, loose); this.loose = 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.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.loose); }; Comparator.prototype.toString = function() { return this.value; }; Comparator.prototype.test = function(version) { debug('Comparator.test', version, this.loose); if (this.semver === ANY) return true; if (typeof version === 'string') version = new SemVer(version, this.loose); return cmp(version, this.operator, this.semver, this.loose); }; exports.Range = Range; function Range(range, loose) { if ((range instanceof Range) && range.loose === loose) return range; if (!(this instanceof Range)) return new Range(range, loose); this.loose = loose; // 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.loose; range = range.trim(); debug('range', range, loose); // `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, loose); }).join(' ').split(/\s+/); if (this.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, loose); }); return set; }; // Mostly just for testing and legacy API reasons exports.toComparators = toComparators; function toComparators(range, loose) { return new Range(range, loose).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, loose) { debug('comp', comp); comp = replaceCarets(comp, loose); debug('caret', comp); comp = replaceTildes(comp, loose); debug('tildes', comp); comp = replaceXRanges(comp, loose); debug('xrange', comp); comp = replaceStars(comp, loose); 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, loose) { return comp.trim().split(/\s+/).map(function(comp) { return replaceTilde(comp, loose); }).join(' '); } function replaceTilde(comp, loose) { var r = 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); if (pr.charAt(0) !== '-') 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, loose) { return comp.trim().split(/\s+/).map(function(comp) { return replaceCaret(comp, loose); }).join(' '); } function replaceCaret(comp, loose) { debug('caret', comp, loose); var r = 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 (pr.charAt(0) !== '-') 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, loose) { debug('replaceXRanges', comp, loose); return comp.split(/\s+/).map(function(comp) { return replaceXRange(comp, loose); }).join(' '); } function replaceXRange(comp, loose) { comp = comp.trim(); var r = 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) { // replace X with 0 if (xm) m = 0; if (xp) 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 if (xp) { 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, loose) { debug('replaceStars', comp, loose); // 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.loose); for (var i = 0; i < this.set.length; i++) { if (testSet(this.set[i], version)) return true; } return false; }; function testSet(set, version) { for (var i = 0; i < set.length; i++) { if (!set[i].test(version)) return false; } if (version.prerelease.length) { // 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 (var 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, loose) { try { range = new Range(range, loose); } catch (er) { return false; } return range.test(version); } exports.maxSatisfying = maxSatisfying; function maxSatisfying(versions, range, loose) { return versions.filter(function(version) { return satisfies(version, range, loose); }).sort(function(a, b) { return rcompare(a, b, loose); })[0] || null; } exports.minSatisfying = minSatisfying; function minSatisfying(versions, range, loose) { return versions.filter(function(version) { return satisfies(version, range, loose); }).sort(function(a, b) { return compare(a, b, loose); })[0] || null; } exports.validRange = validRange; function validRange(range, loose) { try { // Return '*' instead of '' so that truthiness works. // This will throw if it's invalid anyway return new Range(range, loose).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, loose) { return outside(version, range, '<', loose); } // Determine if version is greater than all the versions possible in the range. exports.gtr = gtr; function gtr(version, range, loose) { return outside(version, range, '>', loose); } exports.outside = outside; function outside(version, range, hilo, loose) { version = new SemVer(version, loose); range = new Range(range, loose); 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, loose)) { 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, loose)) { high = comparator; } else if (ltfn(comparator.semver, low.semver, loose)) { 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, loose) { var parsed = parse(version, loose); return (parsed && parsed.prerelease.length) ? parsed.prerelease : null; }