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<?php declare(strict_types=1);
namespace Pitchart\Phlunit\Constraint\String;
use PHPUnit\Framework\Constraint\Constraint;
class IsLetters extends Constraint
{
/**
* Returns a string representation of the constraint.
*
* @return string
*/
public function toString(): string
return 'is letters';
}
* Evaluates the constraint for parameter $other. Returns true if the
* constraint is met, false otherwise.
* @param mixed $other value or object to evaluate
protected function matches($other): bool
return \preg_match('/^[\p{L}]+$/u', $other) > 0;
pitchart /
phlunit
