holyshared/attribute

Attribute for Hack

0.1.1 2015-10-03 15:57 UTC

This package is auto-updated.

Last update: 2024-10-15 15:53:32 UTC


README

Attribute for Hack

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ClassAttribute

<?hh //strict

namespace example;

use attribute\ClassAttribute;

final class Tag extends ClassAttribute
{

    public function __construct(
        private string $name
    )
    {
    }

    public function value() : string
    {
        return $this->name;
    }

}
<?hh //strict

namespace example;

<<Tag('important')>>
class TaggedTarget
{
}
<?hh //strict

namespace example;

$attribute = Tag::findByClassName(TaggedTarget::class);
var_dump($attribute->value()); // Tag attribute instance

$attribute = Tag::findByClass(new ReflectionClass(TaggedTarget::class));
var_dump($attribute->value()); // Tag attribute instance

MethodAttribute

<?hh //strict

namespace example;

use attribute\MethodAttribute;

final class Tag extends MethodAttribute
{

    public function __construct(
        private string $name
    )
    {
    }

    public function value() : string
    {
        return $this->name;
    }

}
<?hh //strict

namespace example;

class TaggedTarget
{

    public function __construct(
        private string $name
    )
    {
    }

    <<Tag('important')>>
    public function getName() : string
    {
        return $this->name;
    }

}
<?hh //strict

namespace example;

$attributes = Tag::findByClassName(TaggedTarget::class);
var_dump($attributes->at('getName')->value()); // important

$attributes = Tag::findByClass(new ReflectionClass(TaggedTarget::class));
var_dump($attributes->at('getName')->value()); // important

$attribute = Tag::findByMethod(new ReflectionMethod(TaggedTarget::class, 'getName'));
var_dump($attribute->value()); // important

Run the test

composer install
composer test