| // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| #include "vm/bootstrap_natives.h" |
| |
| #include "vm/exceptions.h" |
| #include "vm/native_entry.h" |
| #include "vm/object.h" |
| |
| namespace dart { |
| |
| DEFINE_NATIVE_ENTRY(Object_toString, 1) { |
| const Instance& instance = Instance::CheckedHandle(arguments->NativeArgAt(0)); |
| const char* c_str = instance.ToCString(); |
| return String::New(c_str); |
| } |
| |
| |
| DEFINE_NATIVE_ENTRY(Object_noSuchMethod, 3) { |
| const Instance& instance = |
| Instance::CheckedHandle(arguments->NativeArgAt(0)); |
| GET_NATIVE_ARGUMENT(String, function_name, arguments->NativeArgAt(1)); |
| GET_NATIVE_ARGUMENT(Array, func_args, arguments->NativeArgAt(2)); |
| const Object& null_object = Object::Handle(Object::null()); |
| GrowableArray<const Object*> dart_arguments(4); |
| dart_arguments.Add(&instance); |
| dart_arguments.Add(&function_name); |
| dart_arguments.Add(&func_args); |
| dart_arguments.Add(&null_object); |
| |
| // Report if a function with same name (but different arguments) has been |
| // found. |
| Class& instance_class = Class::Handle(instance.clazz()); |
| Function& function = |
| Function::Handle(instance_class.LookupDynamicFunction(function_name)); |
| while (function.IsNull()) { |
| instance_class = instance_class.SuperClass(); |
| if (instance_class.IsNull()) break; |
| function = instance_class.LookupDynamicFunction(function_name); |
| } |
| if (!function.IsNull()) { |
| const int total_num_parameters = function.NumParameters(); |
| const Array& array = Array::Handle(Array::New(total_num_parameters - 1)); |
| // Skip receiver. |
| for (int i = 1; i < total_num_parameters; i++) { |
| array.SetAt(i - 1, String::Handle(function.ParameterNameAt(i))); |
| } |
| dart_arguments.Add(&array); |
| } |
| Exceptions::ThrowByType(Exceptions::kNoSuchMethod, dart_arguments); |
| return Object::null(); |
| } |
| |
| |
| DEFINE_NATIVE_ENTRY(Object_runtimeType, 1) { |
| const Instance& instance = Instance::CheckedHandle(arguments->NativeArgAt(0)); |
| const Type& type = Type::Handle(instance.GetType()); |
| return type.Canonicalize(); |
| } |
| |
| |
| DEFINE_NATIVE_ENTRY(AbstractType_toString, 1) { |
| const AbstractType& type = |
| AbstractType::CheckedHandle(arguments->NativeArgAt(0)); |
| return type.Name(); |
| } |
| |
| } // namespace dart |