function IsJson::matches

Evaluates the constraint for parameter $other. Returns true if the constraint is met, false otherwise.

Overrides Constraint::matches

File

vendor/phpunit/phpunit/src/Framework/Constraint/String/IsJson.php, line 40

Class

IsJson

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

Namespace

PHPUnit\Framework\Constraint

Code

protected function matches(mixed $other) : bool {
    if (!is_string($other) || $other === '') {
        return false;
    }
    json_decode($other);
    if (json_last_error()) {
        return false;
    }
    return true;
}