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shrine-medco/shrine-webclient/src/main/html/node_modules/semver/semver.browser.js
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semver.browser.js
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			;(function(exports) {

			// export the class if we are in a Node-like system.
			if (typeof module === 'object' && module.exports === exports)
			exports = module.exports = SemVer;

			// The debug function is excluded entirely from the minified version.

			// 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++) {
			;
			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);

			;
			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.inspect = function() {
			return '<SemVer "' + this + '">';
			};

			SemVer.prototype.toString = function() {
			return this.version;
			};

			SemVer.prototype.compare = function(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];
			;
			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();
			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);

			;
			this.loose = loose;
			this.parse(comp);

			if (this.semver === ANY)
			this.value = '';
			else
			this.value = this.operator + this.semver.version;

			;
			}

			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.inspect = function() {
			return '<SemVer Comparator "' + this + '">';
			};

			Comparator.prototype.toString = function() {
			return this.value;
			};

			Comparator.prototype.test = function(version) {
			;

			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.inspect = function() {
			return '<SemVer Range "' + this.range + '">';
			};

			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();
			;
			// `1.2.3 - 1.2.4` => `>=1.2.3 <=1.2.4`
			var hr = loose ? re[HYPHENRANGELOOSE] : re[HYPHENRANGE];
			range = range.replace(hr, hyphenReplace);
			;
			// `> 1.2.3 < 1.2.5` => `>1.2.3 <1.2.5`
			range = range.replace(re[COMPARATORTRIM], comparatorTrimReplace);
			;

			// `~ 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) {
			;
			comp = replaceCarets(comp, loose);
			;
			comp = replaceTildes(comp, loose);
			;
			comp = replaceXRanges(comp, loose);
			;
			comp = replaceStars(comp, loose);
			;
			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) {
			;
			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) {
			;
			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';

			;
			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) {
			;
			var r = loose ? re[CARETLOOSE] : re[CARET];
			return comp.replace(r, function(_, 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) {
			;
			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 {
			;
			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';
			}

			;
			return ret;
			});
			}

			function 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) {
			;
			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';
			}

			;

			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) {
			;
			// 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++) {
			;
			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.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;
			}

			// Use the define() function if we're in AMD land
			if (typeof define === 'function' && define.amd)
			define(exports);

			})(
			typeof exports === 'object' ? exports :
			typeof define === 'function' && define.amd ? {} :
			semver = {}
			);