/** * Checks if a class implements an interface * * @param ClassDefinition $classDefinition * @param ClassDefinition $interfaceDefinition * @throws CompilerException */ public function checkInterfaceImplements(ClassDefinition $classDefinition, ClassDefinition $interfaceDefinition) { foreach ($interfaceDefinition->getMethods() as $method) { if (!$classDefinition->hasMethod($method->getName())) { throw new CompilerException("Class " . $classDefinition->getCompleteName() . " must implement a method called: \"" . $method->getName() . "\" as requirement of interface: \"" . $interfaceDefinition->getCompleteName() . "\""); } if ($method->hasParameters()) { $implementedMethod = $classDefinition->getMethod($method->getName()); if ($implementedMethod->getNumberOfRequiredParameters() > $method->getNumberOfRequiredParameters() || $implementedMethod->getNumberOfParameters() < $method->getNumberOfParameters()) { throw new CompilerException("Class " . $classDefinition->getCompleteName() . "::" . $method->getName() . "() does not have the same number of required parameters in interface: \"" . $interfaceDefinition->getCompleteName() . "\""); } } } }