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<?php |
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namespace Helldar\Support\Helpers; |
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use Exception; |
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use Helldar\Support\Facades\Helpers\Arr as ArrHelper; |
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use Helldar\Support\Facades\Helpers\Boolean as BooleanHelper; |
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use Helldar\Support\Facades\Helpers\Instance as InstanceHelper; |
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use Helldar\Support\Facades\Helpers\Reflection as ReflectionHelper; |
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use Helldar\Support\Facades\Helpers\Str as StrHelper; |
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use ReflectionClass; |
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use Throwable; |
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final class Is |
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{ |
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/** |
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* Determines if the value is empty. |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function isEmpty($value): bool |
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{ |
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if (is_numeric($value) || is_bool($value)) { |
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return false; |
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} |
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return empty($value) || StrHelper::isEmpty($value) || ArrHelper::isEmpty($value); |
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} |
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/** |
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* Determines if the value is doesn't empty. |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function doesntEmpty($value): bool |
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{ |
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return ! $this->isEmpty($value); |
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} |
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/** |
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* Finds whether a variable is an object. |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function object($value): bool |
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{ |
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return is_object($value); |
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} |
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/** |
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* Find whether the type of a variable is string. |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function string($value): bool |
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{ |
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return is_string($value); |
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} |
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/** |
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* Determines if a value is boolean. |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function boolean($value): bool |
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{ |
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return BooleanHelper::isTrue($value) || BooleanHelper::isFalse($value); |
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} |
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/** |
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* Find whether the type of a variable is interface. |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function contract($value): bool |
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{ |
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if (is_string($value)) { |
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$class = InstanceHelper::classname($value); |
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return ! empty($class) && interface_exists($class); |
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} |
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return ReflectionHelper::resolve($value)->isInterface(); |
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} |
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/** |
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* Find whether the type of a variable is exception. |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function error($value): bool |
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{ |
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return InstanceHelper::of($value, [Exception::class, Throwable::class]); |
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} |
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/** |
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* Find whether the type of a variable is ReflectionClass. |
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* |
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* @param mixed $value |
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* |
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* @return bool |
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*/ |
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public function reflectionClass($value): bool |
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{ |
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return $value instanceof ReflectionClass; |
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} |
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} |
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andrey-helldar /
support
