Upgrade to 3.8.0
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Bastian Allgeier
435
kirby/vendor/composer/semver/src/Constraint/Constraint.php
vendored
Normal file
435
kirby/vendor/composer/semver/src/Constraint/Constraint.php
vendored
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<?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\Constraint;
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/**
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* Defines a constraint.
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*/
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class Constraint implements ConstraintInterface
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{
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/* operator integer values */
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const OP_EQ = 0;
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const OP_LT = 1;
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const OP_LE = 2;
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const OP_GT = 3;
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const OP_GE = 4;
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const OP_NE = 5;
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/* operator string values */
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const STR_OP_EQ = '==';
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const STR_OP_EQ_ALT = '=';
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const STR_OP_LT = '<';
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const STR_OP_LE = '<=';
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const STR_OP_GT = '>';
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const STR_OP_GE = '>=';
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const STR_OP_NE = '!=';
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const STR_OP_NE_ALT = '<>';
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/**
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* Operator to integer translation table.
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*
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* @var array
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* @phpstan-var array<self::STR_OP_*, self::OP_*>
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*/
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private static $transOpStr = array(
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'=' => self::OP_EQ,
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'==' => self::OP_EQ,
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'<' => self::OP_LT,
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'<=' => self::OP_LE,
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'>' => self::OP_GT,
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'>=' => self::OP_GE,
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'<>' => self::OP_NE,
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'!=' => self::OP_NE,
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);
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/**
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* Integer to operator translation table.
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*
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* @var array
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* @phpstan-var array<self::OP_*, self::STR_OP_*>
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*/
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private static $transOpInt = array(
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self::OP_EQ => '==',
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self::OP_LT => '<',
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self::OP_LE => '<=',
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self::OP_GT => '>',
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self::OP_GE => '>=',
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self::OP_NE => '!=',
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);
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/**
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* @var int
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* @phpstan-var self::OP_*
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*/
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protected $operator;
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/** @var string */
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protected $version;
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/** @var string|null */
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protected $prettyString;
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/** @var Bound */
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protected $lowerBound;
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/** @var Bound */
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protected $upperBound;
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/**
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* Sets operator and version to compare with.
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*
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* @param string $operator
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* @param string $version
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*
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* @throws \InvalidArgumentException if invalid operator is given.
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*
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* @phpstan-param self::STR_OP_* $operator
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*/
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public function __construct($operator, $version)
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{
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if (!isset(self::$transOpStr[$operator])) {
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throw new \InvalidArgumentException(sprintf(
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'Invalid operator "%s" given, expected one of: %s',
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$operator,
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implode(', ', self::getSupportedOperators())
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));
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}
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$this->operator = self::$transOpStr[$operator];
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$this->version = $version;
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}
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/**
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* @return string
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*/
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public function getVersion()
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{
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return $this->version;
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}
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/**
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* @return string
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*
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* @phpstan-return self::STR_OP_*
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*/
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public function getOperator()
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{
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return self::$transOpInt[$this->operator];
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}
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/**
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* @param ConstraintInterface $provider
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*
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* @return bool
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*/
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public function matches(ConstraintInterface $provider)
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{
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if ($provider instanceof self) {
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return $this->matchSpecific($provider);
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}
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// turn matching around to find a match
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return $provider->matches($this);
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}
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/**
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* {@inheritDoc}
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*/
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public function setPrettyString($prettyString)
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{
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$this->prettyString = $prettyString;
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}
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/**
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* {@inheritDoc}
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*/
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public function getPrettyString()
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{
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if ($this->prettyString) {
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return $this->prettyString;
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}
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return $this->__toString();
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}
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/**
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* Get all supported comparison operators.
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*
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* @return array
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*
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* @phpstan-return list<self::STR_OP_*>
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*/
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public static function getSupportedOperators()
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{
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return array_keys(self::$transOpStr);
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}
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/**
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* @param string $operator
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* @return int
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*
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* @phpstan-param self::STR_OP_* $operator
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* @phpstan-return self::OP_*
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*/
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public static function getOperatorConstant($operator)
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{
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return self::$transOpStr[$operator];
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}
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/**
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* @param string $a
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* @param string $b
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* @param string $operator
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* @param bool $compareBranches
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*
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* @throws \InvalidArgumentException if invalid operator is given.
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*
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* @return bool
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*
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* @phpstan-param self::STR_OP_* $operator
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*/
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public function versionCompare($a, $b, $operator, $compareBranches = false)
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{
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if (!isset(self::$transOpStr[$operator])) {
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throw new \InvalidArgumentException(sprintf(
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'Invalid operator "%s" given, expected one of: %s',
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$operator,
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implode(', ', self::getSupportedOperators())
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));
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}
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$aIsBranch = strpos($a, 'dev-') === 0;
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$bIsBranch = strpos($b, 'dev-') === 0;
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if ($operator === '!=' && ($aIsBranch || $bIsBranch)) {
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return $a !== $b;
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}
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if ($aIsBranch && $bIsBranch) {
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return $operator === '==' && $a === $b;
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}
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// when branches are not comparable, we make sure dev branches never match anything
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if (!$compareBranches && ($aIsBranch || $bIsBranch)) {
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return false;
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}
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return \version_compare($a, $b, $operator);
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}
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/**
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* {@inheritDoc}
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*/
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public function compile($otherOperator)
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{
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if (strpos($this->version, 'dev-') === 0) {
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if (self::OP_EQ === $this->operator) {
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if (self::OP_EQ === $otherOperator) {
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return sprintf('$b && $v === %s', \var_export($this->version, true));
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}
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if (self::OP_NE === $otherOperator) {
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return sprintf('!$b || $v !== %s', \var_export($this->version, true));
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}
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return 'false';
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}
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if (self::OP_NE === $this->operator) {
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if (self::OP_EQ === $otherOperator) {
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return sprintf('!$b || $v !== %s', \var_export($this->version, true));
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}
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if (self::OP_NE === $otherOperator) {
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return 'true';
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}
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return '!$b';
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}
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return 'false';
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}
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if (self::OP_EQ === $this->operator) {
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if (self::OP_EQ === $otherOperator) {
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return sprintf('\version_compare($v, %s, \'==\')', \var_export($this->version, true));
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}
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if (self::OP_NE === $otherOperator) {
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return sprintf('$b || \version_compare($v, %s, \'!=\')', \var_export($this->version, true));
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}
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return sprintf('!$b && \version_compare(%s, $v, \'%s\')', \var_export($this->version, true), self::$transOpInt[$otherOperator]);
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}
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if (self::OP_NE === $this->operator) {
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if (self::OP_EQ === $otherOperator) {
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return sprintf('$b || (!$b && \version_compare($v, %s, \'!=\'))', \var_export($this->version, true));
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}
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if (self::OP_NE === $otherOperator) {
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return 'true';
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}
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return '!$b';
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}
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if (self::OP_LT === $this->operator || self::OP_LE === $this->operator) {
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if (self::OP_LT === $otherOperator || self::OP_LE === $otherOperator) {
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return '!$b';
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}
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} else { // $this->operator must be self::OP_GT || self::OP_GE here
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if (self::OP_GT === $otherOperator || self::OP_GE === $otherOperator) {
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return '!$b';
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}
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}
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if (self::OP_NE === $otherOperator) {
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return 'true';
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}
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$codeComparison = sprintf('\version_compare($v, %s, \'%s\')', \var_export($this->version, true), self::$transOpInt[$this->operator]);
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if ($this->operator === self::OP_LE) {
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if ($otherOperator === self::OP_GT) {
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return sprintf('!$b && \version_compare($v, %s, \'!=\') && ', \var_export($this->version, true)) . $codeComparison;
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}
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} elseif ($this->operator === self::OP_GE) {
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if ($otherOperator === self::OP_LT) {
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return sprintf('!$b && \version_compare($v, %s, \'!=\') && ', \var_export($this->version, true)) . $codeComparison;
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}
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}
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return sprintf('!$b && %s', $codeComparison);
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}
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/**
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* @param Constraint $provider
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* @param bool $compareBranches
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*
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* @return bool
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*/
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public function matchSpecific(Constraint $provider, $compareBranches = false)
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{
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$noEqualOp = str_replace('=', '', self::$transOpInt[$this->operator]);
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$providerNoEqualOp = str_replace('=', '', self::$transOpInt[$provider->operator]);
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$isEqualOp = self::OP_EQ === $this->operator;
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$isNonEqualOp = self::OP_NE === $this->operator;
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$isProviderEqualOp = self::OP_EQ === $provider->operator;
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$isProviderNonEqualOp = self::OP_NE === $provider->operator;
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// '!=' operator is match when other operator is not '==' operator or version is not match
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// these kinds of comparisons always have a solution
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if ($isNonEqualOp || $isProviderNonEqualOp) {
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if ($isNonEqualOp && !$isProviderNonEqualOp && !$isProviderEqualOp && strpos($provider->version, 'dev-') === 0) {
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return false;
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}
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if ($isProviderNonEqualOp && !$isNonEqualOp && !$isEqualOp && strpos($this->version, 'dev-') === 0) {
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return false;
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}
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if (!$isEqualOp && !$isProviderEqualOp) {
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return true;
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}
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return $this->versionCompare($provider->version, $this->version, '!=', $compareBranches);
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}
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// an example for the condition is <= 2.0 & < 1.0
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// these kinds of comparisons always have a solution
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if ($this->operator !== self::OP_EQ && $noEqualOp === $providerNoEqualOp) {
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return !(strpos($this->version, 'dev-') === 0 || strpos($provider->version, 'dev-') === 0);
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}
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$version1 = $isEqualOp ? $this->version : $provider->version;
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$version2 = $isEqualOp ? $provider->version : $this->version;
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$operator = $isEqualOp ? $provider->operator : $this->operator;
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if ($this->versionCompare($version1, $version2, self::$transOpInt[$operator], $compareBranches)) {
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// special case, e.g. require >= 1.0 and provide < 1.0
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// 1.0 >= 1.0 but 1.0 is outside of the provided interval
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return !(self::$transOpInt[$provider->operator] === $providerNoEqualOp
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&& self::$transOpInt[$this->operator] !== $noEqualOp
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&& \version_compare($provider->version, $this->version, '=='));
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}
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return false;
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}
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/**
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* @return string
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*/
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public function __toString()
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{
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return self::$transOpInt[$this->operator] . ' ' . $this->version;
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}
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/**
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* {@inheritDoc}
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*/
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public function getLowerBound()
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{
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$this->extractBounds();
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return $this->lowerBound;
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}
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/**
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* {@inheritDoc}
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*/
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public function getUpperBound()
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{
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$this->extractBounds();
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return $this->upperBound;
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}
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/**
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* @return void
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*/
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private function extractBounds()
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{
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if (null !== $this->lowerBound) {
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return;
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}
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// Branches
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if (strpos($this->version, 'dev-') === 0) {
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$this->lowerBound = Bound::zero();
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$this->upperBound = Bound::positiveInfinity();
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return;
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}
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switch ($this->operator) {
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case self::OP_EQ:
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$this->lowerBound = new Bound($this->version, true);
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$this->upperBound = new Bound($this->version, true);
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break;
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case self::OP_LT:
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$this->lowerBound = Bound::zero();
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$this->upperBound = new Bound($this->version, false);
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break;
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case self::OP_LE:
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$this->lowerBound = Bound::zero();
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$this->upperBound = new Bound($this->version, true);
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break;
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case self::OP_GT:
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$this->lowerBound = new Bound($this->version, false);
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$this->upperBound = Bound::positiveInfinity();
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break;
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case self::OP_GE:
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$this->lowerBound = new Bound($this->version, true);
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$this->upperBound = Bound::positiveInfinity();
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break;
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case self::OP_NE:
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$this->lowerBound = Bound::zero();
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$this->upperBound = Bound::positiveInfinity();
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break;
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}
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}
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}
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Block a user