ILIAS\Refinery\IsNull Class Reference

Inheritance diagram for ILIAS\Refinery\IsNull:

Collaboration diagram for ILIAS\Refinery\IsNull:

Public Member Functions
	__construct (Data\Factory $data_factory, \ilLanguage $lng)
	IsNull constructor. More...
Public Member Functions inherited from ILIAS\Refinery\Custom\Constraint
	__construct (callable $is_ok, $error, Data\Factory $data_factory, \ilLanguage $lng)
	If $error is a callable it needs to take two parameters: More...
	check ($value)
	Checks the provided value.Should not throw if accepts($value). Exceptions More...
	accepts ($value)
	Tells if the provided value complies. Parameters mixed $value Returns bool More...
	problemWith ($value)
	Tells what the problem with the provided value is.Should return null if accepts($value). Parameters mixed $value Returns string|null More...
	applyTo (Result $result)
	Restricts a Result.Must do nothing with the result if $result->isError(). Must replace the result with an error according to problemWith() if !accepts($result->value()). Parameters Result $result Returns Result More...
Public Member Functions inherited from ILIAS\Refinery\Constraint
	withProblemBuilder (callable $builder)
	Get a constraint like this one with a builder for a custom error message. More...
Public Member Functions inherited from ILIAS\Refinery\Transformation
	transform ($from)
	Perform the transformation. More...
	__invoke ($from)
	Transformations should be callable. More...

Additional Inherited Members
Protected Member Functions inherited from ILIAS\Refinery\Custom\Constraint
	getError ()
Protected Attributes inherited from ILIAS\Refinery\Custom\Constraint
	$data_factory
	$lng
	$is_ok
	$error

Detailed Description

Definition at line 17 of file IsNull.php.

Constructor & Destructor Documentation

__construct()

ILIAS\Refinery\IsNull::__construct	(	Data\Factory	$data_factory,
		\ilLanguage	$lng
	)

IsNull constructor.

Parameters

Data\Factory

$data_factory

Definition at line 25 of file IsNull.php.

References ILIAS\Refinery\Custom\Constraint\$data_factory, ILIAS\Refinery\Custom\Constraint\$lng, $txt, and ILIAS\GlobalScreen\Provider\__construct().

    {
        parent::__construct(
            function ($value) {
                return is_null($value);
            },
            function ($txt, $value) {
                return $txt("not_a_null", gettype($value));
            },
            $data_factory,
            $lng
        );
    }

Here is the call graph for this function:

---

The documentation for this class was generated from the following file:

• src/Refinery/IsNull.php