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<?php |
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declare(strict_types=1); |
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namespace Ivory\Value; |
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use Ivory\Exception\IncomparableException; |
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use Ivory\Value\Alg\IComparable; |
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8
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class EnumItem implements IComparable |
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{ |
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private $typeSchema; |
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private $typeName; |
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private $value; |
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private $ordinal; |
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public static function forType(string $typeSchema, string $typeName, string $value, ?int $ordinal = null): EnumItem |
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{ |
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return new EnumItem($typeSchema, $typeName, $value, $ordinal); |
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} |
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private function __construct(string $typeSchema, string $typeName, string $value, ?int $ordinal) |
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{ |
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$this->typeSchema = $typeSchema; |
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$this->typeName = $typeName; |
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$this->value = $value; |
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$this->ordinal = $ordinal; |
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} |
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public function getValue(): string |
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{ |
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return $this->value; |
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} |
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public function getTypeSchema(): string |
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{ |
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return $this->typeSchema; |
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} |
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public function getTypeName(): string |
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{ |
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return $this->typeName; |
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} |
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public function __toString() |
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{ |
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return $this->value; |
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} |
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public function equals($other): bool |
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{ |
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return ( |
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$other instanceof EnumItem && |
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$this->typeSchema == $other->typeSchema && |
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$this->typeName == $other->typeName && |
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$this->value == $other->value |
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); |
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} |
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public function compareTo($other): int |
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{ |
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if (!$other instanceof EnumItem) { |
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throw new IncomparableException(); |
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} |
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if ($this->typeSchema != $other->typeSchema || $this->typeName != $other->typeName) { |
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throw new IncomparableException('Comparing enum items of different enumerations.'); |
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} |
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if ($this->value == $other->value) { |
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return 0; |
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} |
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if ($this->ordinal === null || $other->ordinal === null) { |
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throw new IncomparableException('Unspecified ordinal'); |
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} |
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return ($this->ordinal - $other->ordinal); |
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} |
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} |
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ondrej-bouda /
ivory
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