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<?php |
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/* |
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* This file is part of the "elao/enum" package. |
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* |
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* Copyright (C) Elao |
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* |
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* @author Elao <[email protected]> |
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*/ |
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namespace Elao\Enum\Bridge\Twig\Extension; |
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use Elao\Enum\EnumInterface; |
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use Twig\Extension\AbstractExtension; |
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use Twig\TwigFunction; |
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class EnumExtension extends AbstractExtension |
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{ |
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public function getFunctions() |
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{ |
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return [ |
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new TwigFunction('enum_get', [$this, 'get']), |
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new TwigFunction('enum_values', [$this, 'values']), |
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new TwigFunction('enum_accepts', [$this, 'accepts']), |
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new TwigFunction('enum_instances', [$this, 'instances']), |
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]; |
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} |
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public function get(string $className, $value): EnumInterface |
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{ |
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$this->esureEnum($className); |
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return \call_user_func([$className, 'get'], $value); |
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} |
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public function values(string $className): array |
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{ |
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$this->esureEnum($className); |
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return \call_user_func([$className, 'values']); |
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} |
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public function accepts(string $className, $value): bool |
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{ |
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$this->esureEnum($className); |
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return \call_user_func([$className, 'accepts'], $value); |
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} |
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public function instances(string $className): array |
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{ |
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$this->esureEnum($className); |
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return \call_user_func([$className, 'instances']); |
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} |
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private function esureEnum(string $className) |
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{ |
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if (!is_a($className, EnumInterface::class)) { |
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throw new Exception("$className is not an Enum."); |
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} |
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} |
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} |
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Elao /
PhpEnums
