| OLD | NEW |
| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "src/v8.h" | 5 #include "src/v8.h" |
| 6 | 6 |
| 7 #include "src/accessors.h" | 7 #include "src/accessors.h" |
| 8 #include "src/arguments.h" | 8 #include "src/arguments.h" |
| 9 #include "src/frames-inl.h" | 9 #include "src/frames-inl.h" |
| 10 #include "src/messages.h" | 10 #include "src/messages.h" |
| 11 #include "src/runtime/runtime-utils.h" | 11 #include "src/runtime/runtime-utils.h" |
| 12 #include "src/scopeinfo.h" | 12 #include "src/scopeinfo.h" |
| 13 #include "src/scopes.h" | 13 #include "src/scopes.h" |
| 14 | 14 |
| 15 namespace v8 { | 15 namespace v8 { |
| 16 namespace internal { | 16 namespace internal { |
| 17 | 17 |
| 18 static Object* ThrowRedeclarationError(Isolate* isolate, Handle<String> name) { | 18 static Object* ThrowRedeclarationError(Isolate* isolate, Handle<String> name) { |
| 19 HandleScope scope(isolate); | 19 HandleScope scope(isolate); |
| 20 Handle<Object> args[1] = {name}; | |
| 21 THROW_NEW_ERROR_RETURN_FAILURE( | 20 THROW_NEW_ERROR_RETURN_FAILURE( |
| 22 isolate, NewTypeError("var_redeclaration", HandleVector(args, 1))); | 21 isolate, NewTypeError(MessageTemplate::kVarRedeclaration, name)); |
| 23 } | 22 } |
| 24 | 23 |
| 25 | 24 |
| 26 RUNTIME_FUNCTION(Runtime_ThrowConstAssignError) { | 25 RUNTIME_FUNCTION(Runtime_ThrowConstAssignError) { |
| 27 HandleScope scope(isolate); | 26 HandleScope scope(isolate); |
| 28 THROW_NEW_ERROR_RETURN_FAILURE( | 27 THROW_NEW_ERROR_RETURN_FAILURE(isolate, |
| 29 isolate, | 28 NewTypeError(MessageTemplate::kConstAssign)); |
| 30 NewTypeError("const_assign", HandleVector<Object>(NULL, 0))); | |
| 31 } | 29 } |
| 32 | 30 |
| 33 | 31 |
| 34 // May throw a RedeclarationError. | 32 // May throw a RedeclarationError. |
| 35 static Object* DeclareGlobals(Isolate* isolate, Handle<GlobalObject> global, | 33 static Object* DeclareGlobals(Isolate* isolate, Handle<GlobalObject> global, |
| 36 Handle<String> name, Handle<Object> value, | 34 Handle<String> name, Handle<Object> value, |
| 37 PropertyAttributes attr, bool is_var, | 35 PropertyAttributes attr, bool is_var, |
| 38 bool is_const, bool is_function) { | 36 bool is_const, bool is_function) { |
| 39 Handle<ScriptContextTable> script_contexts( | 37 Handle<ScriptContextTable> script_contexts( |
| 40 global->native_context()->script_context_table()); | 38 global->native_context()->script_context_table()); |
| (...skipping 971 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 1012 // In case of JSProxy, an exception might have been thrown. | 1010 // In case of JSProxy, an exception might have been thrown. |
| 1013 if (isolate->has_pending_exception()) return isolate->heap()->exception(); | 1011 if (isolate->has_pending_exception()) return isolate->heap()->exception(); |
| 1014 | 1012 |
| 1015 // The property was found in a context slot. | 1013 // The property was found in a context slot. |
| 1016 if (index >= 0) { | 1014 if (index >= 0) { |
| 1017 if ((attributes & READ_ONLY) == 0) { | 1015 if ((attributes & READ_ONLY) == 0) { |
| 1018 Handle<Context>::cast(holder)->set(index, *value); | 1016 Handle<Context>::cast(holder)->set(index, *value); |
| 1019 } else if (is_strict(language_mode)) { | 1017 } else if (is_strict(language_mode)) { |
| 1020 // Setting read only property in strict mode. | 1018 // Setting read only property in strict mode. |
| 1021 THROW_NEW_ERROR_RETURN_FAILURE( | 1019 THROW_NEW_ERROR_RETURN_FAILURE( |
| 1022 isolate, | 1020 isolate, NewTypeError(MessageTemplate::kStrictCannotAssign, name)); |
| 1023 NewTypeError("strict_cannot_assign", HandleVector(&name, 1))); | |
| 1024 } | 1021 } |
| 1025 return *value; | 1022 return *value; |
| 1026 } | 1023 } |
| 1027 | 1024 |
| 1028 // Slow case: The property is not in a context slot. It is either in a | 1025 // Slow case: The property is not in a context slot. It is either in a |
| 1029 // context extension object, a property of the subject of a with, or a | 1026 // context extension object, a property of the subject of a with, or a |
| 1030 // property of the global object. | 1027 // property of the global object. |
| 1031 Handle<JSReceiver> object; | 1028 Handle<JSReceiver> object; |
| 1032 if (attributes != ABSENT) { | 1029 if (attributes != ABSENT) { |
| 1033 // The property exists on the holder. | 1030 // The property exists on the holder. |
| (...skipping 70 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 1104 } | 1101 } |
| 1105 | 1102 |
| 1106 // Handle special arguments properties. | 1103 // Handle special arguments properties. |
| 1107 if (String::Equals(isolate->factory()->length_string(), key)) { | 1104 if (String::Equals(isolate->factory()->length_string(), key)) { |
| 1108 return Smi::FromInt(n); | 1105 return Smi::FromInt(n); |
| 1109 } | 1106 } |
| 1110 if (String::Equals(isolate->factory()->callee_string(), key)) { | 1107 if (String::Equals(isolate->factory()->callee_string(), key)) { |
| 1111 JSFunction* function = frame->function(); | 1108 JSFunction* function = frame->function(); |
| 1112 if (is_strict(function->shared()->language_mode())) { | 1109 if (is_strict(function->shared()->language_mode())) { |
| 1113 THROW_NEW_ERROR_RETURN_FAILURE( | 1110 THROW_NEW_ERROR_RETURN_FAILURE( |
| 1114 isolate, NewTypeError("strict_arguments_callee", | 1111 isolate, NewTypeError(MessageTemplate::kStrictPoisonPill)); |
| 1115 HandleVector<Object>(NULL, 0))); | |
| 1116 } | 1112 } |
| 1117 return function; | 1113 return function; |
| 1118 } | 1114 } |
| 1119 | 1115 |
| 1120 // Lookup in the initial Object.prototype object. | 1116 // Lookup in the initial Object.prototype object. |
| 1121 Handle<Object> result; | 1117 Handle<Object> result; |
| 1122 ASSIGN_RETURN_FAILURE_ON_EXCEPTION( | 1118 ASSIGN_RETURN_FAILURE_ON_EXCEPTION( |
| 1123 isolate, result, | 1119 isolate, result, |
| 1124 Object::GetProperty(isolate->initial_object_prototype(), key)); | 1120 Object::GetProperty(isolate->initial_object_prototype(), key)); |
| 1125 return *result; | 1121 return *result; |
| 1126 } | 1122 } |
| 1127 | 1123 |
| 1128 | 1124 |
| 1129 RUNTIME_FUNCTION(Runtime_ArgumentsLength) { | 1125 RUNTIME_FUNCTION(Runtime_ArgumentsLength) { |
| 1130 SealHandleScope shs(isolate); | 1126 SealHandleScope shs(isolate); |
| 1131 DCHECK(args.length() == 0); | 1127 DCHECK(args.length() == 0); |
| 1132 JavaScriptFrameIterator it(isolate); | 1128 JavaScriptFrameIterator it(isolate); |
| 1133 JavaScriptFrame* frame = it.frame(); | 1129 JavaScriptFrame* frame = it.frame(); |
| 1134 return Smi::FromInt(frame->GetArgumentsLength()); | 1130 return Smi::FromInt(frame->GetArgumentsLength()); |
| 1135 } | 1131 } |
| 1136 | 1132 |
| 1137 | 1133 |
| 1138 RUNTIME_FUNCTION(Runtime_Arguments) { | 1134 RUNTIME_FUNCTION(Runtime_Arguments) { |
| 1139 SealHandleScope shs(isolate); | 1135 SealHandleScope shs(isolate); |
| 1140 return __RT_impl_Runtime_GetArgumentsProperty(args, isolate); | 1136 return __RT_impl_Runtime_GetArgumentsProperty(args, isolate); |
| 1141 } | 1137 } |
| 1142 } | 1138 } |
| 1143 } // namespace v8::internal | 1139 } // namespace v8::internal |
| OLD | NEW |