tball@google.com
929344a574
string constants. Review URL: https://codereview.chromium.org//11624034 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@16516 260f80e4-7a28-3924-810f-c04153c831b5
73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
// Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "vm/bootstrap_natives.h"
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#include "vm/exceptions.h"
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#include "vm/native_entry.h"
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#include "vm/object.h"
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namespace dart {
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DEFINE_NATIVE_ENTRY(Object_toString, 1) {
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const Instance& instance = Instance::CheckedHandle(arguments->NativeArgAt(0));
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const char* c_str = instance.ToCString();
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return String::New(c_str);
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}
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DEFINE_NATIVE_ENTRY(Object_noSuchMethod, 5) {
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const Instance& instance = Instance::CheckedHandle(arguments->NativeArgAt(0));
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GET_NON_NULL_NATIVE_ARGUMENT(Bool, is_method, arguments->NativeArgAt(1));
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GET_NON_NULL_NATIVE_ARGUMENT(String, member_name, arguments->NativeArgAt(2));
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GET_NON_NULL_NATIVE_ARGUMENT(Instance, func_args, arguments->NativeArgAt(3));
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GET_NON_NULL_NATIVE_ARGUMENT(
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Instance, func_named_args, arguments->NativeArgAt(4));
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const Array& dart_arguments = Array::Handle(Array::New(5));
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dart_arguments.SetAt(0, instance);
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dart_arguments.SetAt(1, member_name);
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dart_arguments.SetAt(2, func_args);
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dart_arguments.SetAt(3, func_named_args);
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if (is_method.value()) {
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// Report if a function with same name (but different arguments) has been
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// found.
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Class& instance_class = Class::Handle(instance.clazz());
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Function& function =
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Function::Handle(instance_class.LookupDynamicFunction(member_name));
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while (function.IsNull()) {
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instance_class = instance_class.SuperClass();
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if (instance_class.IsNull()) break;
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function = instance_class.LookupDynamicFunction(member_name);
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}
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if (!function.IsNull()) {
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const int total_num_parameters = function.NumParameters();
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const Array& array = Array::Handle(Array::New(total_num_parameters - 1));
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// Skip receiver.
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for (int i = 1; i < total_num_parameters; i++) {
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array.SetAt(i - 1, String::Handle(function.ParameterNameAt(i)));
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}
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dart_arguments.SetAt(4, array);
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}
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}
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Exceptions::ThrowByType(Exceptions::kNoSuchMethod, dart_arguments);
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return Object::null();
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}
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DEFINE_NATIVE_ENTRY(Object_runtimeType, 1) {
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const Instance& instance = Instance::CheckedHandle(arguments->NativeArgAt(0));
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const Type& type = Type::Handle(instance.GetType());
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return type.Canonicalize();
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}
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DEFINE_NATIVE_ENTRY(AbstractType_toString, 1) {
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const AbstractType& type =
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AbstractType::CheckedHandle(arguments->NativeArgAt(0));
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return type.UserVisibleName();
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}
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} // namespace dart
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