class Operator

@no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit

Hierarchy

class \PHPUnit\Framework\Constraint\Constraint implements \Countable, \PHPUnit\Framework\SelfDescribing
- class \PHPUnit\Framework\Constraint\Operator extends \PHPUnit\Framework\Constraint\Constraint

Expanded class hierarchy of Operator

18 string references to 'Operator'

claro_form_views_ui_config_item_form_alter in core/themes/claro/claro.theme: Implements hook_form_FORM_ID_alter() for the Views UI config form.
CoreExtension::arrayEvery in vendor/twig/twig/src/Extension/CoreExtension.php: @internal
CoreExtension::arraySome in vendor/twig/twig/src/Extension/CoreExtension.php: @internal
Date::validateOptionsForm in core/modules/views/src/Plugin/views/filter/Date.php: Simple validate handler.
ExpressionParser::getPrimary in vendor/twig/twig/src/ExpressionParser.php

... See full list

File

vendor/phpunit/phpunit/src/Framework/Constraint/Operator/Operator.php, line 15

Namespace

PHPUnit\Framework\Constraint

View source

abstract class Operator extends Constraint {
    
    /**
     * Returns the name of this operator.
     */
    public abstract function operator() : string;
    
    /**
     * Returns this operator's precedence.
     *
     * @see https://www.php.net/manual/en/language.operators.precedence.php
     */
    public abstract function precedence() : int;
    
    /**
     * Returns the number of operands.
     */
    public abstract function arity() : int;
    
    /**
     * Validates $constraint argument.
     */
    protected function checkConstraint(mixed $constraint) : Constraint {
        if (!$constraint instanceof Constraint) {
            return new IsEqual($constraint);
        }
        return $constraint;
    }
    
    /**
     * Returns true if the $constraint needs to be wrapped with braces.
     */
    protected function constraintNeedsParentheses(Constraint $constraint) : bool {
        return $constraint instanceof self && $constraint->arity() > 1 && $this->precedence() <= $constraint->precedence();
    }

}

Members

Title Sort descending	Modifiers	Object type	Summary	Overrides
Constraint::additionalFailureDescription	protected	function	Return additional failure description where needed.	7
Constraint::count	public	function	Counts the number of constraint elements.	3
Constraint::evaluate	public	function	Evaluates the constraint for parameter $other.	7
Constraint::exporter	protected	function
Constraint::fail	protected	function	Throws an exception for the given compared value and test description.	1
Constraint::failureDescription	protected	function	Returns the description of the failure.	51
Constraint::failureDescriptionInContext	protected	function	Returns the description of the failure when this constraint appears in context of an $operator expression.
Constraint::matches	protected	function	Evaluates the constraint for parameter $other. Returns true if the constraint is met, false otherwise.	70
Constraint::reduce	protected	function	Reduces the sub-expression starting at $this by skipping degenerate sub-expression and returns first descendant constraint that starts a non-reducible sub-expression.	2
Constraint::toStringInContext	protected	function	Returns a custom string representation of the constraint object when it appears in context of an $operator expression.
Constraint::valueToTypeStringFragment	protected	function	@psalm-return non-empty-string
Operator::arity	abstract public	function	Returns the number of operands.	2
Operator::checkConstraint	protected	function	Validates $constraint argument.
Operator::constraintNeedsParentheses	protected	function	Returns true if the $constraint needs to be wrapped with braces.	2
Operator::operator	abstract public	function	Returns the name of this operator.	4
Operator::precedence	abstract public	function	Returns this operator's precedence.	4
SelfDescribing::toString	public	function	Returns a string representation of the object.	84