mirror of
https://github.com/zoe-may/TDoG-Skin.git
synced 2024-11-28 08:12:19 +08:00
585 lines
21 KiB
PHP
Executable File
585 lines
21 KiB
PHP
Executable File
<?php
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/*
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* This file is part of composer/semver.
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*
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* (c) Composer <https://github.com/composer>
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*
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* For the full copyright and license information, please view
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* the LICENSE file that was distributed with this source code.
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*/
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namespace Composer\Semver;
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use Composer\Semver\Constraint\ConstraintInterface;
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use Composer\Semver\Constraint\MatchAllConstraint;
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use Composer\Semver\Constraint\MultiConstraint;
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use Composer\Semver\Constraint\Constraint;
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/**
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* Version parser.
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*
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* @author Jordi Boggiano <j.boggiano@seld.be>
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*/
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class VersionParser
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{
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/**
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* Regex to match pre-release data (sort of).
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*
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* Due to backwards compatibility:
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* - Instead of enforcing hyphen, an underscore, dot or nothing at all are also accepted.
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* - Only stabilities as recognized by Composer are allowed to precede a numerical identifier.
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* - Numerical-only pre-release identifiers are not supported, see tests.
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*
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* |--------------|
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* [major].[minor].[patch] -[pre-release] +[build-metadata]
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*
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* @var string
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*/
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private static $modifierRegex = '[._-]?(?:(stable|beta|b|RC|alpha|a|patch|pl|p)((?:[.-]?\d+)*+)?)?([.-]?dev)?';
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/** @var string */
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private static $stabilitiesRegex = 'stable|RC|beta|alpha|dev';
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/**
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* Returns the stability of a version.
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*
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* @param string $version
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*
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* @return string
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* @phpstan-return 'stable'|'RC'|'beta'|'alpha'|'dev'
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*/
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public static function parseStability($version)
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{
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$version = (string) preg_replace('{#.+$}', '', $version);
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if (strpos($version, 'dev-') === 0 || '-dev' === substr($version, -4)) {
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return 'dev';
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}
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preg_match('{' . self::$modifierRegex . '(?:\+.*)?$}i', strtolower($version), $match);
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if (!empty($match[3])) {
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return 'dev';
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}
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if (!empty($match[1])) {
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if ('beta' === $match[1] || 'b' === $match[1]) {
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return 'beta';
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}
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if ('alpha' === $match[1] || 'a' === $match[1]) {
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return 'alpha';
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}
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if ('rc' === $match[1]) {
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return 'RC';
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}
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}
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return 'stable';
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}
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/**
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* @param string $stability
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*
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* @return string
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*/
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public static function normalizeStability($stability)
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{
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$stability = strtolower($stability);
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return $stability === 'rc' ? 'RC' : $stability;
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}
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/**
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* Normalizes a version string to be able to perform comparisons on it.
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*
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* @param string $version
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* @param string $fullVersion optional complete version string to give more context
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*
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* @throws \UnexpectedValueException
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*
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* @return string
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*/
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public function normalize($version, $fullVersion = null)
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{
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$version = trim($version);
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$origVersion = $version;
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if (null === $fullVersion) {
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$fullVersion = $version;
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}
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// strip off aliasing
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if (preg_match('{^([^,\s]++) ++as ++([^,\s]++)$}', $version, $match)) {
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$version = $match[1];
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}
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// strip off stability flag
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if (preg_match('{@(?:' . self::$stabilitiesRegex . ')$}i', $version, $match)) {
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$version = substr($version, 0, strlen($version) - strlen($match[0]));
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}
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// normalize master/trunk/default branches to dev-name for BC with 1.x as these used to be valid constraints
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if (\in_array($version, array('master', 'trunk', 'default'), true)) {
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$version = 'dev-' . $version;
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}
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// if requirement is branch-like, use full name
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if (stripos($version, 'dev-') === 0) {
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return 'dev-' . substr($version, 4);
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}
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// strip off build metadata
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if (preg_match('{^([^,\s+]++)\+[^\s]++$}', $version, $match)) {
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$version = $match[1];
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}
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// match classical versioning
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if (preg_match('{^v?(\d{1,5})(\.\d++)?(\.\d++)?(\.\d++)?' . self::$modifierRegex . '$}i', $version, $matches)) {
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$version = $matches[1]
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. (!empty($matches[2]) ? $matches[2] : '.0')
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. (!empty($matches[3]) ? $matches[3] : '.0')
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. (!empty($matches[4]) ? $matches[4] : '.0');
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$index = 5;
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// match date(time) based versioning
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} elseif (preg_match('{^v?(\d{4}(?:[.:-]?\d{2}){1,6}(?:[.:-]?\d{1,3})?)' . self::$modifierRegex . '$}i', $version, $matches)) {
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$version = preg_replace('{\D}', '.', $matches[1]);
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$index = 2;
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}
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// add version modifiers if a version was matched
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if (isset($index)) {
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if (!empty($matches[$index])) {
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if ('stable' === $matches[$index]) {
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return $version;
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}
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$version .= '-' . $this->expandStability($matches[$index]) . (isset($matches[$index + 1]) && '' !== $matches[$index + 1] ? ltrim($matches[$index + 1], '.-') : '');
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}
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if (!empty($matches[$index + 2])) {
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$version .= '-dev';
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}
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return $version;
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}
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// match dev branches
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if (preg_match('{(.*?)[.-]?dev$}i', $version, $match)) {
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try {
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$normalized = $this->normalizeBranch($match[1]);
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// a branch ending with -dev is only valid if it is numeric
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// if it gets prefixed with dev- it means the branch name should
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// have had a dev- prefix already when passed to normalize
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if (strpos($normalized, 'dev-') === false) {
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return $normalized;
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}
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} catch (\Exception $e) {
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}
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}
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$extraMessage = '';
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if (preg_match('{ +as +' . preg_quote($version) . '(?:@(?:'.self::$stabilitiesRegex.'))?$}', $fullVersion)) {
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$extraMessage = ' in "' . $fullVersion . '", the alias must be an exact version';
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} elseif (preg_match('{^' . preg_quote($version) . '(?:@(?:'.self::$stabilitiesRegex.'))? +as +}', $fullVersion)) {
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$extraMessage = ' in "' . $fullVersion . '", the alias source must be an exact version, if it is a branch name you should prefix it with dev-';
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}
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throw new \UnexpectedValueException('Invalid version string "' . $origVersion . '"' . $extraMessage);
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}
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/**
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* Extract numeric prefix from alias, if it is in numeric format, suitable for version comparison.
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*
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* @param string $branch Branch name (e.g. 2.1.x-dev)
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*
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* @return string|false Numeric prefix if present (e.g. 2.1.) or false
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*/
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public function parseNumericAliasPrefix($branch)
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{
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if (preg_match('{^(?P<version>(\d++\\.)*\d++)(?:\.x)?-dev$}i', $branch, $matches)) {
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return $matches['version'] . '.';
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}
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return false;
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}
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/**
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* Normalizes a branch name to be able to perform comparisons on it.
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*
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* @param string $name
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*
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* @return string
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*/
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public function normalizeBranch($name)
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{
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$name = trim($name);
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if (preg_match('{^v?(\d++)(\.(?:\d++|[xX*]))?(\.(?:\d++|[xX*]))?(\.(?:\d++|[xX*]))?$}i', $name, $matches)) {
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$version = '';
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for ($i = 1; $i < 5; ++$i) {
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$version .= isset($matches[$i]) ? str_replace(array('*', 'X'), 'x', $matches[$i]) : '.x';
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}
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return str_replace('x', '9999999', $version) . '-dev';
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}
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return 'dev-' . $name;
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}
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/**
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* Normalizes a default branch name (i.e. master on git) to 9999999-dev.
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*
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* @param string $name
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*
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* @return string
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*/
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public function normalizeDefaultBranch($name)
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{
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if ($name === 'dev-master' || $name === 'dev-default' || $name === 'dev-trunk') {
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return '9999999-dev';
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}
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return $name;
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}
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/**
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* Parses a constraint string into MultiConstraint and/or Constraint objects.
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*
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* @param string $constraints
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*
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* @return ConstraintInterface
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*/
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public function parseConstraints($constraints)
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{
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$prettyConstraint = $constraints;
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$orConstraints = preg_split('{\s*\|\|?\s*}', trim($constraints));
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if (false === $orConstraints) {
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throw new \RuntimeException('Failed to preg_split string: '.$constraints);
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}
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$orGroups = array();
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foreach ($orConstraints as $constraints) {
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$andConstraints = preg_split('{(?<!^|as|[=>< ,]) *(?<!-)[, ](?!-) *(?!,|as|$)}', $constraints);
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if (false === $andConstraints) {
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throw new \RuntimeException('Failed to preg_split string: '.$constraints);
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}
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if (\count($andConstraints) > 1) {
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$constraintObjects = array();
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foreach ($andConstraints as $constraint) {
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foreach ($this->parseConstraint($constraint) as $parsedConstraint) {
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$constraintObjects[] = $parsedConstraint;
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}
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}
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} else {
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$constraintObjects = $this->parseConstraint($andConstraints[0]);
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}
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if (1 === \count($constraintObjects)) {
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$constraint = $constraintObjects[0];
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} else {
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$constraint = new MultiConstraint($constraintObjects);
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}
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$orGroups[] = $constraint;
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}
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$constraint = MultiConstraint::create($orGroups, false);
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$constraint->setPrettyString($prettyConstraint);
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return $constraint;
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}
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/**
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* @param string $constraint
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*
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* @throws \UnexpectedValueException
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*
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* @return array
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*
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* @phpstan-return non-empty-array<ConstraintInterface>
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*/
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private function parseConstraint($constraint)
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{
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// strip off aliasing
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if (preg_match('{^([^,\s]++) ++as ++([^,\s]++)$}', $constraint, $match)) {
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$constraint = $match[1];
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}
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// strip @stability flags, and keep it for later use
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if (preg_match('{^([^,\s]*?)@(' . self::$stabilitiesRegex . ')$}i', $constraint, $match)) {
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$constraint = '' !== $match[1] ? $match[1] : '*';
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if ($match[2] !== 'stable') {
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$stabilityModifier = $match[2];
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}
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}
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// get rid of #refs as those are used by composer only
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if (preg_match('{^(dev-[^,\s@]+?|[^,\s@]+?\.x-dev)#.+$}i', $constraint, $match)) {
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$constraint = $match[1];
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}
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if (preg_match('{^(v)?[xX*](\.[xX*])*$}i', $constraint, $match)) {
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if (!empty($match[1]) || !empty($match[2])) {
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return array(new Constraint('>=', '0.0.0.0-dev'));
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}
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return array(new MatchAllConstraint());
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}
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$versionRegex = 'v?(\d++)(?:\.(\d++))?(?:\.(\d++))?(?:\.(\d++))?(?:' . self::$modifierRegex . '|\.([xX*][.-]?dev))(?:\+[^\s]+)?';
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// Tilde Range
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//
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// Like wildcard constraints, unsuffixed tilde constraints say that they must be greater than the previous
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// version, to ensure that unstable instances of the current version are allowed. However, if a stability
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// suffix is added to the constraint, then a >= match on the current version is used instead.
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if (preg_match('{^~>?' . $versionRegex . '$}i', $constraint, $matches)) {
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if (strpos($constraint, '~>') === 0) {
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throw new \UnexpectedValueException(
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'Could not parse version constraint ' . $constraint . ': ' .
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'Invalid operator "~>", you probably meant to use the "~" operator'
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);
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}
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// Work out which position in the version we are operating at
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if (isset($matches[4]) && '' !== $matches[4] && null !== $matches[4]) {
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$position = 4;
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} elseif (isset($matches[3]) && '' !== $matches[3] && null !== $matches[3]) {
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$position = 3;
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} elseif (isset($matches[2]) && '' !== $matches[2] && null !== $matches[2]) {
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$position = 2;
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} else {
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$position = 1;
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}
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// when matching 2.x-dev or 3.0.x-dev we have to shift the second or third number, despite no second/third number matching above
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if (!empty($matches[8])) {
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$position++;
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}
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// Calculate the stability suffix
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$stabilitySuffix = '';
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if (empty($matches[5]) && empty($matches[7]) && empty($matches[8])) {
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$stabilitySuffix .= '-dev';
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}
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$lowVersion = $this->normalize(substr($constraint . $stabilitySuffix, 1));
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$lowerBound = new Constraint('>=', $lowVersion);
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// For upper bound, we increment the position of one more significance,
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// but highPosition = 0 would be illegal
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$highPosition = max(1, $position - 1);
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$highVersion = $this->manipulateVersionString($matches, $highPosition, 1) . '-dev';
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$upperBound = new Constraint('<', $highVersion);
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return array(
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$lowerBound,
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$upperBound,
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);
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}
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// Caret Range
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//
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// Allows changes that do not modify the left-most non-zero digit in the [major, minor, patch] tuple.
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// In other words, this allows patch and minor updates for versions 1.0.0 and above, patch updates for
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// versions 0.X >=0.1.0, and no updates for versions 0.0.X
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if (preg_match('{^\^' . $versionRegex . '($)}i', $constraint, $matches)) {
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// Work out which position in the version we are operating at
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if ('0' !== $matches[1] || '' === $matches[2] || null === $matches[2]) {
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$position = 1;
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} elseif ('0' !== $matches[2] || '' === $matches[3] || null === $matches[3]) {
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$position = 2;
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} else {
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$position = 3;
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}
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// Calculate the stability suffix
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$stabilitySuffix = '';
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if (empty($matches[5]) && empty($matches[7]) && empty($matches[8])) {
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$stabilitySuffix .= '-dev';
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}
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$lowVersion = $this->normalize(substr($constraint . $stabilitySuffix, 1));
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$lowerBound = new Constraint('>=', $lowVersion);
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// For upper bound, we increment the position of one more significance,
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// but highPosition = 0 would be illegal
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$highVersion = $this->manipulateVersionString($matches, $position, 1) . '-dev';
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$upperBound = new Constraint('<', $highVersion);
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return array(
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$lowerBound,
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$upperBound,
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);
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}
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// X Range
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//
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// Any of X, x, or * may be used to "stand in" for one of the numeric values in the [major, minor, patch] tuple.
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// A partial version range is treated as an X-Range, so the special character is in fact optional.
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if (preg_match('{^v?(\d++)(?:\.(\d++))?(?:\.(\d++))?(?:\.[xX*])++$}', $constraint, $matches)) {
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if (isset($matches[3]) && '' !== $matches[3] && null !== $matches[3]) {
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$position = 3;
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} elseif (isset($matches[2]) && '' !== $matches[2] && null !== $matches[2]) {
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$position = 2;
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} else {
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$position = 1;
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}
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$lowVersion = $this->manipulateVersionString($matches, $position) . '-dev';
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$highVersion = $this->manipulateVersionString($matches, $position, 1) . '-dev';
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if ($lowVersion === '0.0.0.0-dev') {
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return array(new Constraint('<', $highVersion));
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}
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return array(
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new Constraint('>=', $lowVersion),
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new Constraint('<', $highVersion),
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);
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}
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// Hyphen Range
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//
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// Specifies an inclusive set. If a partial version is provided as the first version in the inclusive range,
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// then the missing pieces are replaced with zeroes. If a partial version is provided as the second version in
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// the inclusive range, then all versions that start with the supplied parts of the tuple are accepted, but
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// nothing that would be greater than the provided tuple parts.
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if (preg_match('{^(?P<from>' . $versionRegex . ') +- +(?P<to>' . $versionRegex . ')($)}i', $constraint, $matches)) {
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// Calculate the stability suffix
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$lowStabilitySuffix = '';
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if (empty($matches[6]) && empty($matches[8]) && empty($matches[9])) {
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$lowStabilitySuffix = '-dev';
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}
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$lowVersion = $this->normalize($matches['from']);
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$lowerBound = new Constraint('>=', $lowVersion . $lowStabilitySuffix);
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$empty = function ($x) {
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return ($x === 0 || $x === '0') ? false : empty($x);
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};
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if ((!$empty($matches[12]) && !$empty($matches[13])) || !empty($matches[15]) || !empty($matches[17]) || !empty($matches[18])) {
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$highVersion = $this->normalize($matches['to']);
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$upperBound = new Constraint('<=', $highVersion);
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} else {
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$highMatch = array('', $matches[11], $matches[12], $matches[13], $matches[14]);
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// validate to version
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$this->normalize($matches['to']);
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$highVersion = $this->manipulateVersionString($highMatch, $empty($matches[12]) ? 1 : 2, 1) . '-dev';
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$upperBound = new Constraint('<', $highVersion);
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}
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return array(
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$lowerBound,
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$upperBound,
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);
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}
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// Basic Comparators
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if (preg_match('{^(<>|!=|>=?|<=?|==?)?\s*(.*)}', $constraint, $matches)) {
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try {
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try {
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$version = $this->normalize($matches[2]);
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} catch (\UnexpectedValueException $e) {
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// recover from an invalid constraint like foobar-dev which should be dev-foobar
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|
// except if the constraint uses a known operator, in which case it must be a parse error
|
|
if (substr($matches[2], -4) === '-dev' && preg_match('{^[0-9a-zA-Z-./]+$}', $matches[2])) {
|
|
$version = $this->normalize('dev-'.substr($matches[2], 0, -4));
|
|
} else {
|
|
throw $e;
|
|
}
|
|
}
|
|
|
|
$op = $matches[1] ?: '=';
|
|
|
|
if ($op !== '==' && $op !== '=' && !empty($stabilityModifier) && self::parseStability($version) === 'stable') {
|
|
$version .= '-' . $stabilityModifier;
|
|
} elseif ('<' === $op || '>=' === $op) {
|
|
if (!preg_match('/-' . self::$modifierRegex . '$/', strtolower($matches[2]))) {
|
|
if (strpos($matches[2], 'dev-') !== 0) {
|
|
$version .= '-dev';
|
|
}
|
|
}
|
|
}
|
|
|
|
return array(new Constraint($matches[1] ?: '=', $version));
|
|
} catch (\Exception $e) {
|
|
}
|
|
}
|
|
|
|
$message = 'Could not parse version constraint ' . $constraint;
|
|
if (isset($e)) {
|
|
$message .= ': ' . $e->getMessage();
|
|
}
|
|
|
|
throw new \UnexpectedValueException($message);
|
|
}
|
|
|
|
/**
|
|
* Increment, decrement, or simply pad a version number.
|
|
*
|
|
* Support function for {@link parseConstraint()}
|
|
*
|
|
* @param array $matches Array with version parts in array indexes 1,2,3,4
|
|
* @param int $position 1,2,3,4 - which segment of the version to increment/decrement
|
|
* @param int $increment
|
|
* @param string $pad The string to pad version parts after $position
|
|
*
|
|
* @return string|null The new version
|
|
*
|
|
* @phpstan-param string[] $matches
|
|
*/
|
|
private function manipulateVersionString(array $matches, $position, $increment = 0, $pad = '0')
|
|
{
|
|
for ($i = 4; $i > 0; --$i) {
|
|
if ($i > $position) {
|
|
$matches[$i] = $pad;
|
|
} elseif ($i === $position && $increment) {
|
|
$matches[$i] += $increment;
|
|
// If $matches[$i] was 0, carry the decrement
|
|
if ($matches[$i] < 0) {
|
|
$matches[$i] = $pad;
|
|
--$position;
|
|
|
|
// Return null on a carry overflow
|
|
if ($i === 1) {
|
|
return null;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return $matches[1] . '.' . $matches[2] . '.' . $matches[3] . '.' . $matches[4];
|
|
}
|
|
|
|
/**
|
|
* Expand shorthand stability string to long version.
|
|
*
|
|
* @param string $stability
|
|
*
|
|
* @return string
|
|
*/
|
|
private function expandStability($stability)
|
|
{
|
|
$stability = strtolower($stability);
|
|
|
|
switch ($stability) {
|
|
case 'a':
|
|
return 'alpha';
|
|
case 'b':
|
|
return 'beta';
|
|
case 'p':
|
|
case 'pl':
|
|
return 'patch';
|
|
case 'rc':
|
|
return 'RC';
|
|
default:
|
|
return $stability;
|
|
}
|
|
}
|
|
}
|