/** * @param Method $method * Get a list of methods hydrated with type information * for the given partial method * * @param CodeBase $code_base * The global code base holding all state * * @return Method[] * A list of typed methods based on the given method */ private static function methodListFromMethod(Method $method, CodeBase $code_base) : array { // See if we have any type information for this // internal function $map_list = UnionType::internalFunctionSignatureMapForFQSEN($method->getFQSEN()); if (!$map_list) { return [$method]; } $alternate_id = 0; return array_map(function ($map) use($method, &$alternate_id) : Method { $alternate_method = clone $method; $alternate_method->setFQSEN($alternate_method->getFQSEN()->withAlternateId($alternate_id++)); // Set the return type if one is defined if (!empty($map['return_type'])) { $alternate_method->setUnionType($map['return_type']); } // Load properties if defined foreach ($map['property_name_type_map'] ?? [] as $parameter_name => $parameter_type) { $flags = 0; $is_optional = false; // Check to see if its a pass-by-reference parameter if (strpos($parameter_name, '&') === 0) { $flags |= \ast\flags\PARAM_REF; $parameter_name = substr($parameter_name, 1); } // Check to see if its variadic if (strpos($parameter_name, '...') !== false) { $flags |= \ast\flags\PARAM_VARIADIC; $parameter_name = str_replace('...', '', $parameter_name); } // Check to see if its an optional parameter if (strpos($parameter_name, '=') !== false) { $is_optional = true; $parameter_name = str_replace('=', '', $parameter_name); } $parameter = new Parameter($method->getContext(), $parameter_name, $parameter_type, $flags); if ($is_optional) { $parameter->setDefaultValueType(NullType::instance()->asUnionType()); } // Add the parameter $alternate_method->parameter_list[] = $parameter; } $alternate_method->setNumberOfRequiredParameters(array_reduce($alternate_method->parameter_list, function (int $carry, Parameter $parameter) : int { return $carry + ($parameter->isOptional() ? 0 : 1); }, 0)); $alternate_method->setNumberOfOptionalParameters(count($alternate_method->parameter_list) - $alternate_method->getNumberOfRequiredParameters()); return $alternate_method; }, $map_list); }