srdjan@google.com
19c79a3660
NoSuchMethodException - receiver: 'Instance of 'A'' function name: 'foo' arguments: [1]] Found 'foo(alpha, beta, message)' 0. Function: 'Object.noSuchMethod' url: 'bootstrap' line:647 col:3 1. Function: '::main' url: '/sources/chinstrap/dart/runtime/Test.dart' line:8 col:8 Review URL: https://chromiumcodereview.appspot.com//9307074 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@3911 260f80e4-7a28-3924-810f-c04153c831b5
68 lines
2.4 KiB
C++
68 lines
2.4 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->At(0));
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const char* c_str = instance.ToCString();
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arguments->SetReturn(String::Handle(String::New(c_str)));
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}
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DEFINE_NATIVE_ENTRY(Object_noSuchMethod, 3) {
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const Instance& instance = Instance::CheckedHandle(arguments->At(0));
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if (instance.IsNull()) {
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GrowableArray<const Object*> args;
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Exceptions::ThrowByType(Exceptions::kNullPointer, args);
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}
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GET_NATIVE_ARGUMENT(String, function_name, arguments->At(1));
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GET_NATIVE_ARGUMENT(Array, func_args, arguments->At(2));
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GrowableArray<const Object*> dart_arguments(3);
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dart_arguments.Add(&instance);
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dart_arguments.Add(&function_name);
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dart_arguments.Add(&func_args);
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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(function_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(function_name);
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}
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if (!function.IsNull()) {
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String& tmp = String::Handle();
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String& extra_message = String::Handle();
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tmp = String::NewSymbol("\nFound '");
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extra_message = String::Concat(tmp, function_name);
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tmp = String::NewSymbol("(");
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extra_message = String::Concat(extra_message, tmp);
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const int total_num_paramaters =
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function.num_fixed_parameters() + function.num_optional_parameters();
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// 0 is the receiver ('this'), skip it.
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for (int i = 1; i < total_num_paramaters; i++) {
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if (i > 1) {
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tmp = String::NewSymbol(", ");
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extra_message = String::Concat(extra_message, tmp);
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}
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tmp = function.ParameterNameAt(i);
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extra_message = String::Concat(extra_message, tmp);
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}
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tmp = String::NewSymbol(")'");
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extra_message = String::Concat(extra_message, tmp);
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dart_arguments.Add(&extra_message);
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}
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Exceptions::ThrowByType(Exceptions::kNoSuchMethod, dart_arguments);
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}
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} // namespace dart
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