1296 lines
35 KiB
JavaScript
1296 lines
35 KiB
JavaScript
exports = module.exports = SemVer;
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// The debug function is excluded entirely from the minified version.
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/* nomin */ var debug;
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/* nomin */ if (typeof process === 'object' &&
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/* nomin */ process.env &&
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/* nomin */ process.env.NODE_DEBUG &&
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/* nomin */ /\bsemver\b/i.test(process.env.NODE_DEBUG))
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/* nomin */ debug = function() {
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/* nomin */ var args = Array.prototype.slice.call(arguments, 0);
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/* nomin */ args.unshift('SEMVER');
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/* nomin */ console.log.apply(console, args);
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/* nomin */ };
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/* nomin */ else
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/* nomin */ debug = function() {};
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// Note: this is the semver.org version of the spec that it implements
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// Not necessarily the package version of this code.
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exports.SEMVER_SPEC_VERSION = '2.0.0';
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var MAX_LENGTH = 256;
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var MAX_SAFE_INTEGER = Number.MAX_SAFE_INTEGER || 9007199254740991;
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// The actual regexps go on exports.re
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var re = exports.re = [];
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var src = exports.src = [];
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var R = 0;
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// The following Regular Expressions can be used for tokenizing,
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// validating, and parsing SemVer version strings.
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// ## Numeric Identifier
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// A single `0`, or a non-zero digit followed by zero or more digits.
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var NUMERICIDENTIFIER = R++;
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src[NUMERICIDENTIFIER] = '0|[1-9]\\d*';
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var NUMERICIDENTIFIERLOOSE = R++;
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src[NUMERICIDENTIFIERLOOSE] = '[0-9]+';
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// ## Non-numeric Identifier
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// Zero or more digits, followed by a letter or hyphen, and then zero or
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// more letters, digits, or hyphens.
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var NONNUMERICIDENTIFIER = R++;
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src[NONNUMERICIDENTIFIER] = '\\d*[a-zA-Z-][a-zA-Z0-9-]*';
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// ## Main Version
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// Three dot-separated numeric identifiers.
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var MAINVERSION = R++;
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src[MAINVERSION] = '(' + src[NUMERICIDENTIFIER] + ')\\.' +
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'(' + src[NUMERICIDENTIFIER] + ')\\.' +
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'(' + src[NUMERICIDENTIFIER] + ')';
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var MAINVERSIONLOOSE = R++;
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src[MAINVERSIONLOOSE] = '(' + src[NUMERICIDENTIFIERLOOSE] + ')\\.' +
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'(' + src[NUMERICIDENTIFIERLOOSE] + ')\\.' +
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'(' + src[NUMERICIDENTIFIERLOOSE] + ')';
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// ## Pre-release Version Identifier
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// A numeric identifier, or a non-numeric identifier.
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var PRERELEASEIDENTIFIER = R++;
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src[PRERELEASEIDENTIFIER] = '(?:' + src[NUMERICIDENTIFIER] +
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'|' + src[NONNUMERICIDENTIFIER] + ')';
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var PRERELEASEIDENTIFIERLOOSE = R++;
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src[PRERELEASEIDENTIFIERLOOSE] = '(?:' + src[NUMERICIDENTIFIERLOOSE] +
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'|' + src[NONNUMERICIDENTIFIER] + ')';
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// ## Pre-release Version
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// Hyphen, followed by one or more dot-separated pre-release version
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// identifiers.
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var PRERELEASE = R++;
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src[PRERELEASE] = '(?:-(' + src[PRERELEASEIDENTIFIER] +
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'(?:\\.' + src[PRERELEASEIDENTIFIER] + ')*))';
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var PRERELEASELOOSE = R++;
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src[PRERELEASELOOSE] = '(?:-?(' + src[PRERELEASEIDENTIFIERLOOSE] +
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'(?:\\.' + src[PRERELEASEIDENTIFIERLOOSE] + ')*))';
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// ## Build Metadata Identifier
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// Any combination of digits, letters, or hyphens.
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var BUILDIDENTIFIER = R++;
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src[BUILDIDENTIFIER] = '[0-9A-Za-z-]+';
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// ## Build Metadata
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// Plus sign, followed by one or more period-separated build metadata
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// identifiers.
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var BUILD = R++;
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src[BUILD] = '(?:\\+(' + src[BUILDIDENTIFIER] +
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'(?:\\.' + src[BUILDIDENTIFIER] + ')*))';
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// ## Full Version String
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// A main version, followed optionally by a pre-release version and
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// build metadata.
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// Note that the only major, minor, patch, and pre-release sections of
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// the version string are capturing groups. The build metadata is not a
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// capturing group, because it should not ever be used in version
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// comparison.
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var FULL = R++;
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var FULLPLAIN = 'v?' + src[MAINVERSION] +
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src[PRERELEASE] + '?' +
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src[BUILD] + '?';
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src[FULL] = '^' + FULLPLAIN + '$';
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// like full, but allows v1.2.3 and =1.2.3, which people do sometimes.
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// also, 1.0.0alpha1 (prerelease without the hyphen) which is pretty
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// common in the npm registry.
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var LOOSEPLAIN = '[v=\\s]*' + src[MAINVERSIONLOOSE] +
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src[PRERELEASELOOSE] + '?' +
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src[BUILD] + '?';
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var LOOSE = R++;
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src[LOOSE] = '^' + LOOSEPLAIN + '$';
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var GTLT = R++;
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src[GTLT] = '((?:<|>)?=?)';
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// Something like "2.*" or "1.2.x".
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// Note that "x.x" is a valid xRange identifer, meaning "any version"
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// Only the first item is strictly required.
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var XRANGEIDENTIFIERLOOSE = R++;
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src[XRANGEIDENTIFIERLOOSE] = src[NUMERICIDENTIFIERLOOSE] + '|x|X|\\*';
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var XRANGEIDENTIFIER = R++;
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src[XRANGEIDENTIFIER] = src[NUMERICIDENTIFIER] + '|x|X|\\*';
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var XRANGEPLAIN = R++;
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src[XRANGEPLAIN] = '[v=\\s]*(' + src[XRANGEIDENTIFIER] + ')' +
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'(?:\\.(' + src[XRANGEIDENTIFIER] + ')' +
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'(?:\\.(' + src[XRANGEIDENTIFIER] + ')' +
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'(?:' + src[PRERELEASE] + ')?' +
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src[BUILD] + '?' +
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')?)?';
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var XRANGEPLAINLOOSE = R++;
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src[XRANGEPLAINLOOSE] = '[v=\\s]*(' + src[XRANGEIDENTIFIERLOOSE] + ')' +
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'(?:\\.(' + src[XRANGEIDENTIFIERLOOSE] + ')' +
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'(?:\\.(' + src[XRANGEIDENTIFIERLOOSE] + ')' +
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'(?:' + src[PRERELEASELOOSE] + ')?' +
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src[BUILD] + '?' +
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')?)?';
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var XRANGE = R++;
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src[XRANGE] = '^' + src[GTLT] + '\\s*' + src[XRANGEPLAIN] + '$';
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var XRANGELOOSE = R++;
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src[XRANGELOOSE] = '^' + src[GTLT] + '\\s*' + src[XRANGEPLAINLOOSE] + '$';
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// Tilde ranges.
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// Meaning is "reasonably at or greater than"
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var LONETILDE = R++;
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src[LONETILDE] = '(?:~>?)';
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var TILDETRIM = R++;
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src[TILDETRIM] = '(\\s*)' + src[LONETILDE] + '\\s+';
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re[TILDETRIM] = new RegExp(src[TILDETRIM], 'g');
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var tildeTrimReplace = '$1~';
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var TILDE = R++;
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src[TILDE] = '^' + src[LONETILDE] + src[XRANGEPLAIN] + '$';
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var TILDELOOSE = R++;
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src[TILDELOOSE] = '^' + src[LONETILDE] + src[XRANGEPLAINLOOSE] + '$';
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// Caret ranges.
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// Meaning is "at least and backwards compatible with"
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var LONECARET = R++;
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src[LONECARET] = '(?:\\^)';
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var CARETTRIM = R++;
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src[CARETTRIM] = '(\\s*)' + src[LONECARET] + '\\s+';
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re[CARETTRIM] = new RegExp(src[CARETTRIM], 'g');
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var caretTrimReplace = '$1^';
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var CARET = R++;
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src[CARET] = '^' + src[LONECARET] + src[XRANGEPLAIN] + '$';
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var CARETLOOSE = R++;
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src[CARETLOOSE] = '^' + src[LONECARET] + src[XRANGEPLAINLOOSE] + '$';
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// A simple gt/lt/eq thing, or just "" to indicate "any version"
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var COMPARATORLOOSE = R++;
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src[COMPARATORLOOSE] = '^' + src[GTLT] + '\\s*(' + LOOSEPLAIN + ')$|^$';
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var COMPARATOR = R++;
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src[COMPARATOR] = '^' + src[GTLT] + '\\s*(' + FULLPLAIN + ')$|^$';
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// An expression to strip any whitespace between the gtlt and the thing
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// it modifies, so that `> 1.2.3` ==> `>1.2.3`
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var COMPARATORTRIM = R++;
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src[COMPARATORTRIM] = '(\\s*)' + src[GTLT] +
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'\\s*(' + LOOSEPLAIN + '|' + src[XRANGEPLAIN] + ')';
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// this one has to use the /g flag
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re[COMPARATORTRIM] = new RegExp(src[COMPARATORTRIM], 'g');
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var comparatorTrimReplace = '$1$2$3';
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// Something like `1.2.3 - 1.2.4`
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// Note that these all use the loose form, because they'll be
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// checked against either the strict or loose comparator form
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// later.
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var HYPHENRANGE = R++;
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src[HYPHENRANGE] = '^\\s*(' + src[XRANGEPLAIN] + ')' +
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'\\s+-\\s+' +
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'(' + src[XRANGEPLAIN] + ')' +
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'\\s*$';
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var HYPHENRANGELOOSE = R++;
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src[HYPHENRANGELOOSE] = '^\\s*(' + src[XRANGEPLAINLOOSE] + ')' +
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'\\s+-\\s+' +
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'(' + src[XRANGEPLAINLOOSE] + ')' +
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'\\s*$';
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// Star ranges basically just allow anything at all.
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var STAR = R++;
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src[STAR] = '(<|>)?=?\\s*\\*';
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// Compile to actual regexp objects.
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// All are flag-free, unless they were created above with a flag.
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for (var i = 0; i < R; i++) {
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debug(i, src[i]);
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if (!re[i])
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re[i] = new RegExp(src[i]);
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}
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exports.parse = parse;
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function parse(version, loose) {
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if (version instanceof SemVer)
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return version;
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if (typeof version !== 'string')
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return null;
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if (version.length > MAX_LENGTH)
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return null;
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var r = loose ? re[LOOSE] : re[FULL];
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if (!r.test(version))
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return null;
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try {
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return new SemVer(version, loose);
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} catch (er) {
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return null;
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}
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}
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exports.valid = valid;
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function valid(version, loose) {
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var v = parse(version, loose);
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return v ? v.version : null;
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}
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exports.clean = clean;
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function clean(version, loose) {
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var s = parse(version.trim().replace(/^[=v]+/, ''), loose);
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return s ? s.version : null;
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}
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exports.SemVer = SemVer;
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function SemVer(version, loose) {
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if (version instanceof SemVer) {
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if (version.loose === loose)
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return version;
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else
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version = version.version;
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} else if (typeof version !== 'string') {
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throw new TypeError('Invalid Version: ' + version);
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}
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if (version.length > MAX_LENGTH)
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throw new TypeError('version is longer than ' + MAX_LENGTH + ' characters')
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if (!(this instanceof SemVer))
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return new SemVer(version, loose);
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debug('SemVer', version, loose);
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this.loose = loose;
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var m = version.trim().match(loose ? re[LOOSE] : re[FULL]);
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if (!m)
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throw new TypeError('Invalid Version: ' + version);
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this.raw = version;
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// these are actually numbers
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this.major = +m[1];
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this.minor = +m[2];
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this.patch = +m[3];
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if (this.major > MAX_SAFE_INTEGER || this.major < 0)
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throw new TypeError('Invalid major version')
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if (this.minor > MAX_SAFE_INTEGER || this.minor < 0)
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throw new TypeError('Invalid minor version')
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if (this.patch > MAX_SAFE_INTEGER || this.patch < 0)
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throw new TypeError('Invalid patch version')
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// numberify any prerelease numeric ids
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if (!m[4])
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this.prerelease = [];
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else
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this.prerelease = m[4].split('.').map(function(id) {
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if (/^[0-9]+$/.test(id)) {
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var num = +id;
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if (num >= 0 && num < MAX_SAFE_INTEGER)
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return num;
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}
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return id;
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});
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this.build = m[5] ? m[5].split('.') : [];
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this.format();
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}
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SemVer.prototype.format = function() {
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this.version = this.major + '.' + this.minor + '.' + this.patch;
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if (this.prerelease.length)
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this.version += '-' + this.prerelease.join('.');
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return this.version;
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};
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SemVer.prototype.toString = function() {
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return this.version;
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};
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SemVer.prototype.compare = function(other) {
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debug('SemVer.compare', this.version, this.loose, other);
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if (!(other instanceof SemVer))
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other = new SemVer(other, this.loose);
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return this.compareMain(other) || this.comparePre(other);
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};
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SemVer.prototype.compareMain = function(other) {
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if (!(other instanceof SemVer))
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other = new SemVer(other, this.loose);
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return compareIdentifiers(this.major, other.major) ||
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compareIdentifiers(this.minor, other.minor) ||
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compareIdentifiers(this.patch, other.patch);
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};
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SemVer.prototype.comparePre = function(other) {
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if (!(other instanceof SemVer))
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other = new SemVer(other, this.loose);
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// NOT having a prerelease is > having one
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if (this.prerelease.length && !other.prerelease.length)
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return -1;
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else if (!this.prerelease.length && other.prerelease.length)
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return 1;
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else if (!this.prerelease.length && !other.prerelease.length)
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return 0;
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var i = 0;
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do {
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var a = this.prerelease[i];
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var b = other.prerelease[i];
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debug('prerelease compare', i, a, b);
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if (a === undefined && b === undefined)
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return 0;
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else if (b === undefined)
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return 1;
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else if (a === undefined)
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return -1;
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else if (a === b)
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continue;
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else
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return compareIdentifiers(a, b);
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} while (++i);
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};
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// preminor will bump the version up to the next minor release, and immediately
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// down to pre-release. premajor and prepatch work the same way.
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SemVer.prototype.inc = function(release, identifier) {
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switch (release) {
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case 'premajor':
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this.prerelease.length = 0;
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this.patch = 0;
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this.minor = 0;
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this.major++;
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this.inc('pre', identifier);
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break;
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case 'preminor':
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this.prerelease.length = 0;
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this.patch = 0;
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this.minor++;
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this.inc('pre', identifier);
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break;
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case 'prepatch':
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// If this is already a prerelease, it will bump to the next version
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// drop any prereleases that might already exist, since they are not
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// relevant at this point.
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this.prerelease.length = 0;
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this.inc('patch', identifier);
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this.inc('pre', identifier);
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break;
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// If the input is a non-prerelease version, this acts the same as
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// prepatch.
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case 'prerelease':
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if (this.prerelease.length === 0)
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this.inc('patch', identifier);
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this.inc('pre', identifier);
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break;
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case 'major':
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// If this is a pre-major version, bump up to the same major version.
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// Otherwise increment major.
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// 1.0.0-5 bumps to 1.0.0
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// 1.1.0 bumps to 2.0.0
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if (this.minor !== 0 || this.patch !== 0 || this.prerelease.length === 0)
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this.major++;
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this.minor = 0;
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this.patch = 0;
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this.prerelease = [];
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break;
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case 'minor':
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// If this is a pre-minor version, bump up to the same minor version.
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// Otherwise increment minor.
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// 1.2.0-5 bumps to 1.2.0
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// 1.2.1 bumps to 1.3.0
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if (this.patch !== 0 || this.prerelease.length === 0)
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this.minor++;
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this.patch = 0;
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this.prerelease = [];
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break;
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case 'patch':
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// If this is not a pre-release version, it will increment the patch.
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// If it is a pre-release it will bump up to the same patch version.
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// 1.2.0-5 patches to 1.2.0
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// 1.2.0 patches to 1.2.1
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if (this.prerelease.length === 0)
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this.patch++;
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this.prerelease = [];
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break;
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// This probably shouldn't be used publicly.
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// 1.0.0 "pre" would become 1.0.0-0 which is the wrong direction.
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case 'pre':
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if (this.prerelease.length === 0)
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this.prerelease = [0];
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else {
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var i = this.prerelease.length;
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while (--i >= 0) {
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if (typeof this.prerelease[i] === 'number') {
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this.prerelease[i]++;
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i = -2;
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}
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}
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if (i === -1) // didn't increment anything
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this.prerelease.push(0);
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}
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if (identifier) {
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// 1.2.0-beta.1 bumps to 1.2.0-beta.2,
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// 1.2.0-beta.fooblz or 1.2.0-beta bumps to 1.2.0-beta.0
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if (this.prerelease[0] === identifier) {
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if (isNaN(this.prerelease[1]))
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this.prerelease = [identifier, 0];
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} else
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this.prerelease = [identifier, 0];
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}
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break;
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default:
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throw new Error('invalid increment argument: ' + release);
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}
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this.format();
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this.raw = this.version;
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return this;
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};
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exports.inc = inc;
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function inc(version, release, loose, identifier) {
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if (typeof(loose) === 'string') {
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identifier = loose;
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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(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) {
|
|
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);
|
|
};
|
|
|
|
Comparator.prototype.intersects = function(comp, loose) {
|
|
if (!(comp instanceof Comparator)) {
|
|
throw new TypeError('a Comparator is required');
|
|
}
|
|
|
|
var rangeTmp;
|
|
|
|
if (this.operator === '') {
|
|
rangeTmp = new Range(comp.value, loose);
|
|
return satisfies(this.value, rangeTmp, loose);
|
|
} else if (comp.operator === '') {
|
|
rangeTmp = new Range(this.value, loose);
|
|
return satisfies(comp.semver, rangeTmp, loose);
|
|
}
|
|
|
|
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, loose) &&
|
|
((this.operator === '>=' || this.operator === '>') &&
|
|
(comp.operator === '<=' || comp.operator === '<'));
|
|
var oppositeDirectionsGreaterThan =
|
|
cmp(this.semver, '>', comp.semver, loose) &&
|
|
((this.operator === '<=' || this.operator === '<') &&
|
|
(comp.operator === '>=' || comp.operator === '>'));
|
|
|
|
return sameDirectionIncreasing || sameDirectionDecreasing ||
|
|
(sameSemVer && differentDirectionsInclusive) ||
|
|
oppositeDirectionsLessThan || oppositeDirectionsGreaterThan;
|
|
};
|
|
|
|
|
|
exports.Range = Range;
|
|
function Range(range, loose) {
|
|
if (range instanceof Range) {
|
|
if (range.loose === loose) {
|
|
return range;
|
|
} else {
|
|
return new Range(range.raw, loose);
|
|
}
|
|
}
|
|
|
|
if (range instanceof Comparator) {
|
|
return new Range(range.value, loose);
|
|
}
|
|
|
|
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;
|
|
};
|
|
|
|
Range.prototype.intersects = function(range, loose) {
|
|
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, loose);
|
|
});
|
|
});
|
|
});
|
|
});
|
|
};
|
|
|
|
// 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) {
|
|
var max = null;
|
|
var maxSV = null;
|
|
try {
|
|
var rangeObj = new Range(range, loose);
|
|
} catch (er) {
|
|
return null;
|
|
}
|
|
versions.forEach(function (v) {
|
|
if (rangeObj.test(v)) { // satisfies(v, range, loose)
|
|
if (!max || maxSV.compare(v) === -1) { // compare(max, v, true)
|
|
max = v;
|
|
maxSV = new SemVer(max, loose);
|
|
}
|
|
}
|
|
})
|
|
return max;
|
|
}
|
|
|
|
exports.minSatisfying = minSatisfying;
|
|
function minSatisfying(versions, range, loose) {
|
|
var min = null;
|
|
var minSV = null;
|
|
try {
|
|
var rangeObj = new Range(range, loose);
|
|
} catch (er) {
|
|
return null;
|
|
}
|
|
versions.forEach(function (v) {
|
|
if (rangeObj.test(v)) { // satisfies(v, range, loose)
|
|
if (!min || minSV.compare(v) === 1) { // compare(min, v, true)
|
|
min = v;
|
|
minSV = new SemVer(min, loose);
|
|
}
|
|
}
|
|
})
|
|
return min;
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
exports.intersects = intersects;
|
|
function intersects(r1, r2, loose) {
|
|
r1 = new Range(r1, loose)
|
|
r2 = new Range(r2, loose)
|
|
return r1.intersects(r2)
|
|
}
|