Completed
Push — master ( 4fe654...d2edea )
by Daniel
04:44 queued 02:31
created

Capabilities::create()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 22
Code Lines 13

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
dl 0
loc 22
rs 9.2
c 0
b 0
f 0
cc 2
eloc 13
nc 2
nop 1
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<?php
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namespace Psi\Component\ObjectAgent;
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final class Capabilities
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{
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    private $supportedComparators;
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    private $setParent;
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    private function __construct()
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    {
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        // this class cannot be instantiated with "new".
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    }
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    public static function create(array $capabilities): Capabilities
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    {
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        $defaults = [
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            'supported_comparators' => [],
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            'can_set_parent' => false,
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        ];
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        if ($diff = array_diff(array_keys($capabilities), array_keys($defaults))) {
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            throw new \InvalidArgumentException(sprintf(
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                'Unknown capabilities: "%s". Valid capabilities: "%s"',
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                implode('", "', $diff), implode('", "', array_keys($defaults))
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            ));
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        }
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        $capabilities = array_merge($defaults, $capabilities);
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        $instance = new self();
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        $instance->supportedComparators = $capabilities['supported_comparators'];
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        $instance->setParent = $capabilities['can_set_parent'];
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        return $instance;
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    }
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    public function getSupportedComparators(): array
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    {
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        return $this->supportedComparators;
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    }
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    public function canSetParent(): bool
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    {
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        return $this->setParent;
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    }
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}
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