144 lines
3.6 KiB
PHP
144 lines
3.6 KiB
PHP
<?php
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/*
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* This file is part of the Prophecy.
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* (c) Konstantin Kudryashov <ever.zet@gmail.com>
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* Marcello Duarte <marcello.duarte@gmail.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Prophecy\Argument\Token;
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use Prophecy\Exception\InvalidArgumentException;
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/**
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* Array entry token.
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*
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* @author Boris Mikhaylov <kaguxmail@gmail.com>
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*/
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class ArrayEntryToken implements TokenInterface
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{
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/** @var \Prophecy\Argument\Token\TokenInterface */
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private $key;
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/** @var \Prophecy\Argument\Token\TokenInterface */
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private $value;
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/**
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* @param mixed $key exact value or token
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* @param mixed $value exact value or token
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*/
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public function __construct($key, $value)
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{
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$this->key = $this->wrapIntoExactValueToken($key);
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$this->value = $this->wrapIntoExactValueToken($value);
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}
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/**
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* Scores half of combined scores from key and value tokens for same entry. Capped at 8.
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* If argument implements \ArrayAccess without \Traversable, then key token is restricted to ExactValueToken.
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*
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* @param array|\ArrayAccess|\Traversable $argument
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*
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* @throws \Prophecy\Exception\InvalidArgumentException
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* @return bool|int
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*/
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public function scoreArgument($argument)
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{
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if ($argument instanceof \Traversable) {
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$argument = iterator_to_array($argument);
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}
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if ($argument instanceof \ArrayAccess) {
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$argument = $this->convertArrayAccessToEntry($argument);
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}
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if (!is_array($argument) || empty($argument)) {
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return false;
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}
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$keyScores = array_map(array($this->key,'scoreArgument'), array_keys($argument));
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$valueScores = array_map(array($this->value,'scoreArgument'), $argument);
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$scoreEntry = function ($value, $key) {
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return $value && $key ? min(8, ($key + $value) / 2) : false;
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};
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return max(array_map($scoreEntry, $valueScores, $keyScores));
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}
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/**
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* Returns false.
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*
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* @return boolean
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*/
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public function isLast()
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{
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return false;
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}
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/**
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* Returns string representation for token.
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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 sprintf('[..., %s => %s, ...]', $this->key, $this->value);
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}
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/**
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* Returns key
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*
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* @return TokenInterface
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*/
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public function getKey()
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{
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return $this->key;
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}
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/**
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* Returns value
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*
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* @return TokenInterface
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*/
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public function getValue()
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{
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return $this->value;
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}
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/**
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* Wraps non token $value into ExactValueToken
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*
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* @param $value
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* @return TokenInterface
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*/
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private function wrapIntoExactValueToken($value)
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{
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return $value instanceof TokenInterface ? $value : new ExactValueToken($value);
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}
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/**
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* Converts instance of \ArrayAccess to key => value array entry
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*
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* @param \ArrayAccess $object
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*
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* @return array|null
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* @throws \Prophecy\Exception\InvalidArgumentException
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*/
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private function convertArrayAccessToEntry(\ArrayAccess $object)
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{
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if (!$this->key instanceof ExactValueToken) {
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throw new InvalidArgumentException(sprintf(
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'You can only use exact value tokens to match key of ArrayAccess object'.PHP_EOL.
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'But you used `%s`.',
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$this->key
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));
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}
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$key = $this->key->getValue();
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return $object->offsetExists($key) ? array($key => $object[$key]) : array();
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}
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}
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