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<?php |
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declare(strict_types=1); |
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namespace Arrayy\TypeCheck; |
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abstract class AbstractTypeCheck implements TypeCheckInterface |
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{ |
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/** |
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* @var bool |
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*/ |
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protected $isNullable = false; |
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/** |
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* @var string[] |
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*/ |
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protected $types = []; |
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/** |
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* @var array<string, string> |
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*/ |
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private static $typeMapping = [ |
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'int' => 'integer', |
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'bool' => 'boolean', |
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'float' => 'double', |
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]; |
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/** |
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* @return string[] |
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*/ |
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public function getTypes(): array |
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{ |
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return $this->types; |
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} |
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/** |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function checkType(&$value): bool |
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{ |
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if ($this->isNullable && $value === null) { |
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return true; |
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} |
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foreach ($this->types as $currentType) { |
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$isValidType = $this->assertTypeEquals($currentType, $value); |
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if ($isValidType) { |
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return true; |
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} |
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} |
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$type = \gettype($value); |
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$expectedTypes = \implode('|', $this->types); |
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$this->throwException($expectedTypes, $value, $type); |
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return false; |
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} |
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/** |
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* @param string $type |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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protected function assertTypeEquals(string $type, &$value): bool |
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{ |
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if (\strpos($type, '[]') !== false) { |
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return $this->isValidGenericCollection($type, $value); |
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} |
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if ($type === 'mixed' && $value !== null) { |
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return true; |
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} |
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return $value instanceof $type |
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|| |
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\gettype($value) === (self::$typeMapping[$type] ?? $type) |
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|| |
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( |
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$type === 'scalar' |
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&& |
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\is_scalar($value) |
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) |
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|| |
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( |
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$type === 'callable' |
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&& |
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\is_callable($value) |
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) |
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|| |
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( |
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$type === 'numeric' |
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&& |
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( |
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\is_float($value) |
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|| |
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\is_int($value) |
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) |
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) |
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|| |
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( |
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$type === 'resource' |
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&& |
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\is_resource($value) |
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); |
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} |
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/** |
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* @param mixed $value |
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* |
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* @return string |
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*/ |
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4 |
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protected function valueToString($value): string |
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{ |
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// null |
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if ($value === null) { |
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return 'NULL'; |
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} |
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// bool |
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4 |
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if (\is_bool($value)) { |
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return $value ? 'TRUE' : 'FALSE'; |
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} |
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// array |
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4 |
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if (\is_array($value)) { |
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return 'Array'; |
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} |
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// scalar types (integer, float, string) |
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3 |
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if (\is_scalar($value)) { |
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return (string) $value; |
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} |
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// resource |
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1 |
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if (\is_resource($value)) { |
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return \get_resource_type($value) . ' resource #' . (int) $value; |
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} |
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1 |
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if (\is_object($value)) { |
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return \get_class($value) . ' Object'; |
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} |
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return ''; |
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} |
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/** |
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* @param string $type |
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* @param mixed $collection |
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* |
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* @return bool |
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*/ |
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16 |
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private function isValidGenericCollection(string $type, &$collection): bool |
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{ |
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16 |
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if (!\is_array($collection)) { |
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1 |
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return false; |
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} |
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15 |
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$valueType = \str_replace('[]', '', $type); |
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foreach ($collection as $value) { |
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if ($this->assertTypeEquals($valueType, $value)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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voku /
Arrayy
