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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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2308 // --- J S O N --- | 2308 // --- J S O N --- |
2309 | 2309 |
2310 Local<Value> JSON::Parse(Local<String> json_string) { | 2310 Local<Value> JSON::Parse(Local<String> json_string) { |
2311 i::Isolate* isolate = i::Isolate::Current(); | 2311 i::Isolate* isolate = i::Isolate::Current(); |
2312 EnsureInitializedForIsolate(isolate, "v8::JSON::Parse"); | 2312 EnsureInitializedForIsolate(isolate, "v8::JSON::Parse"); |
2313 ENTER_V8(isolate); | 2313 ENTER_V8(isolate); |
2314 i::HandleScope scope(isolate); | 2314 i::HandleScope scope(isolate); |
2315 i::Handle<i::String> source = i::Handle<i::String>( | 2315 i::Handle<i::String> source = i::Handle<i::String>( |
2316 FlattenGetString(Utils::OpenHandle(*json_string))); | 2316 FlattenGetString(Utils::OpenHandle(*json_string))); |
2317 EXCEPTION_PREAMBLE(isolate); | 2317 EXCEPTION_PREAMBLE(isolate); |
| 2318 i::MaybeHandle<i::Object> maybe_result = |
| 2319 source->IsSeqOneByteString() ? i::JsonParser<true>::Parse(source) |
| 2320 : i::JsonParser<false>::Parse(source); |
2318 i::Handle<i::Object> result; | 2321 i::Handle<i::Object> result; |
2319 if (source->IsSeqOneByteString()) { | 2322 has_pending_exception = !maybe_result.ToHandle(&result); |
2320 result = i::JsonParser<true>::Parse(source); | |
2321 } else { | |
2322 result = i::JsonParser<false>::Parse(source); | |
2323 } | |
2324 has_pending_exception = result.is_null(); | |
2325 EXCEPTION_BAILOUT_CHECK(isolate, Local<Object>()); | 2323 EXCEPTION_BAILOUT_CHECK(isolate, Local<Object>()); |
2326 return Utils::ToLocal( | 2324 return Utils::ToLocal( |
2327 i::Handle<i::Object>::cast(scope.CloseAndEscape(result))); | 2325 i::Handle<i::Object>::cast(scope.CloseAndEscape(result))); |
2328 } | 2326 } |
2329 | 2327 |
2330 | 2328 |
2331 // --- D a t a --- | 2329 // --- D a t a --- |
2332 | 2330 |
2333 bool Value::FullIsUndefined() const { | 2331 bool Value::FullIsUndefined() const { |
2334 bool result = Utils::OpenHandle(this)->IsUndefined(); | 2332 bool result = Utils::OpenHandle(this)->IsUndefined(); |
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7660 Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate()); | 7658 Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate()); |
7661 Address callback_address = | 7659 Address callback_address = |
7662 reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback)); | 7660 reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback)); |
7663 VMState<EXTERNAL> state(isolate); | 7661 VMState<EXTERNAL> state(isolate); |
7664 ExternalCallbackScope call_scope(isolate, callback_address); | 7662 ExternalCallbackScope call_scope(isolate, callback_address); |
7665 callback(info); | 7663 callback(info); |
7666 } | 7664 } |
7667 | 7665 |
7668 | 7666 |
7669 } } // namespace v8::internal | 7667 } } // namespace v8::internal |
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