| // Copyright 2012 the V8 project authors. All rights reserved. |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following |
| // disclaimer in the documentation and/or other materials provided |
| // with the distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "api.h" |
| |
| #include <math.h> // For isnan. |
| #include <string.h> // For memcpy, strlen. |
| #include "../include/v8-debug.h" |
| #include "../include/v8-profiler.h" |
| #include "../include/v8-testing.h" |
| #include "bootstrapper.h" |
| #include "compiler.h" |
| #include "conversions-inl.h" |
| #include "counters.h" |
| #include "debug.h" |
| #include "deoptimizer.h" |
| #include "execution.h" |
| #include "global-handles.h" |
| #include "heap-profiler.h" |
| #include "messages.h" |
| #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| #include "natives.h" |
| #endif |
| #include "parser.h" |
| #include "platform.h" |
| #include "profile-generator-inl.h" |
| #include "property-details.h" |
| #include "property.h" |
| #include "runtime-profiler.h" |
| #include "scanner-character-streams.h" |
| #include "snapshot.h" |
| #include "unicode-inl.h" |
| #include "v8threads.h" |
| #include "version.h" |
| #include "vm-state-inl.h" |
| |
| |
| #define LOG_API(isolate, expr) LOG(isolate, ApiEntryCall(expr)) |
| |
| #define ENTER_V8(isolate) \ |
| ASSERT((isolate)->IsInitialized()); \ |
| i::VMState __state__((isolate), i::OTHER) |
| #define LEAVE_V8(isolate) \ |
| i::VMState __state__((isolate), i::EXTERNAL) |
| |
| namespace v8 { |
| |
| #define ON_BAILOUT(isolate, location, code) \ |
| if (IsDeadCheck(isolate, location) || \ |
| IsExecutionTerminatingCheck(isolate)) { \ |
| code; \ |
| UNREACHABLE(); \ |
| } |
| |
| |
| #define EXCEPTION_PREAMBLE(isolate) \ |
| (isolate)->handle_scope_implementer()->IncrementCallDepth(); \ |
| ASSERT(!(isolate)->external_caught_exception()); \ |
| bool has_pending_exception = false |
| |
| |
| #define EXCEPTION_BAILOUT_CHECK_GENERIC(isolate, value, do_callback) \ |
| do { \ |
| i::HandleScopeImplementer* handle_scope_implementer = \ |
| (isolate)->handle_scope_implementer(); \ |
| handle_scope_implementer->DecrementCallDepth(); \ |
| if (has_pending_exception) { \ |
| if (handle_scope_implementer->CallDepthIsZero() && \ |
| (isolate)->is_out_of_memory()) { \ |
| if (!(isolate)->ignore_out_of_memory()) \ |
| i::V8::FatalProcessOutOfMemory(NULL); \ |
| } \ |
| bool call_depth_is_zero = handle_scope_implementer->CallDepthIsZero(); \ |
| (isolate)->OptionalRescheduleException(call_depth_is_zero); \ |
| do_callback \ |
| return value; \ |
| } \ |
| do_callback \ |
| } while (false) |
| |
| |
| #define EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, value) \ |
| EXCEPTION_BAILOUT_CHECK_GENERIC( \ |
| isolate, value, i::V8::FireCallCompletedCallback(isolate);) |
| |
| |
| #define EXCEPTION_BAILOUT_CHECK(isolate, value) \ |
| EXCEPTION_BAILOUT_CHECK_GENERIC(isolate, value, ;) |
| |
| |
| #define API_ENTRY_CHECK(isolate, msg) \ |
| do { \ |
| if (v8::Locker::IsActive()) { \ |
| ApiCheck(isolate->thread_manager()->IsLockedByCurrentThread(), \ |
| msg, \ |
| "Entering the V8 API without proper locking in place"); \ |
| } \ |
| } while (false) |
| |
| |
| // --- E x c e p t i o n B e h a v i o r --- |
| |
| |
| static void DefaultFatalErrorHandler(const char* location, |
| const char* message) { |
| i::VMState __state__(i::Isolate::Current(), i::OTHER); |
| API_Fatal(location, message); |
| } |
| |
| |
| static FatalErrorCallback GetFatalErrorHandler() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (isolate->exception_behavior() == NULL) { |
| isolate->set_exception_behavior(DefaultFatalErrorHandler); |
| } |
| return isolate->exception_behavior(); |
| } |
| |
| |
| void i::FatalProcessOutOfMemory(const char* location) { |
| i::V8::FatalProcessOutOfMemory(location, false); |
| } |
| |
| |
| // When V8 cannot allocated memory FatalProcessOutOfMemory is called. |
| // The default fatal error handler is called and execution is stopped. |
| void i::V8::FatalProcessOutOfMemory(const char* location, bool take_snapshot) { |
| i::HeapStats heap_stats; |
| int start_marker; |
| heap_stats.start_marker = &start_marker; |
| int new_space_size; |
| heap_stats.new_space_size = &new_space_size; |
| int new_space_capacity; |
| heap_stats.new_space_capacity = &new_space_capacity; |
| intptr_t old_pointer_space_size; |
| heap_stats.old_pointer_space_size = &old_pointer_space_size; |
| intptr_t old_pointer_space_capacity; |
| heap_stats.old_pointer_space_capacity = &old_pointer_space_capacity; |
| intptr_t old_data_space_size; |
| heap_stats.old_data_space_size = &old_data_space_size; |
| intptr_t old_data_space_capacity; |
| heap_stats.old_data_space_capacity = &old_data_space_capacity; |
| intptr_t code_space_size; |
| heap_stats.code_space_size = &code_space_size; |
| intptr_t code_space_capacity; |
| heap_stats.code_space_capacity = &code_space_capacity; |
| intptr_t map_space_size; |
| heap_stats.map_space_size = &map_space_size; |
| intptr_t map_space_capacity; |
| heap_stats.map_space_capacity = &map_space_capacity; |
| intptr_t cell_space_size; |
| heap_stats.cell_space_size = &cell_space_size; |
| intptr_t cell_space_capacity; |
| heap_stats.cell_space_capacity = &cell_space_capacity; |
| intptr_t lo_space_size; |
| heap_stats.lo_space_size = &lo_space_size; |
| int global_handle_count; |
| heap_stats.global_handle_count = &global_handle_count; |
| int weak_global_handle_count; |
| heap_stats.weak_global_handle_count = &weak_global_handle_count; |
| int pending_global_handle_count; |
| heap_stats.pending_global_handle_count = &pending_global_handle_count; |
| int near_death_global_handle_count; |
| heap_stats.near_death_global_handle_count = &near_death_global_handle_count; |
| int free_global_handle_count; |
| heap_stats.free_global_handle_count = &free_global_handle_count; |
| intptr_t memory_allocator_size; |
| heap_stats.memory_allocator_size = &memory_allocator_size; |
| intptr_t memory_allocator_capacity; |
| heap_stats.memory_allocator_capacity = &memory_allocator_capacity; |
| int objects_per_type[LAST_TYPE + 1] = {0}; |
| heap_stats.objects_per_type = objects_per_type; |
| int size_per_type[LAST_TYPE + 1] = {0}; |
| heap_stats.size_per_type = size_per_type; |
| int os_error; |
| heap_stats.os_error = &os_error; |
| int end_marker; |
| heap_stats.end_marker = &end_marker; |
| i::Isolate* isolate = i::Isolate::Current(); |
| // BUG(1718): |
| // Don't use the take_snapshot since we don't support HeapIterator here |
| // without doing a special GC. |
| isolate->heap()->RecordStats(&heap_stats, false); |
| i::V8::SetFatalError(); |
| FatalErrorCallback callback = GetFatalErrorHandler(); |
| { |
| LEAVE_V8(isolate); |
| callback(location, "Allocation failed - process out of memory"); |
| } |
| // If the callback returns, we stop execution. |
| UNREACHABLE(); |
| } |
| |
| |
| bool Utils::ReportApiFailure(const char* location, const char* message) { |
| FatalErrorCallback callback = GetFatalErrorHandler(); |
| callback(location, message); |
| i::V8::SetFatalError(); |
| return false; |
| } |
| |
| |
| bool V8::IsDead() { |
| return i::V8::IsDead(); |
| } |
| |
| |
| static inline bool ApiCheck(bool condition, |
| const char* location, |
| const char* message) { |
| return condition ? true : Utils::ReportApiFailure(location, message); |
| } |
| |
| |
| static bool ReportV8Dead(const char* location) { |
| FatalErrorCallback callback = GetFatalErrorHandler(); |
| callback(location, "V8 is no longer usable"); |
| return true; |
| } |
| |
| |
| static bool ReportEmptyHandle(const char* location) { |
| FatalErrorCallback callback = GetFatalErrorHandler(); |
| callback(location, "Reading from empty handle"); |
| return true; |
| } |
| |
| |
| /** |
| * IsDeadCheck checks that the vm is usable. If, for instance, the vm has been |
| * out of memory at some point this check will fail. It should be called on |
| * entry to all methods that touch anything in the heap, except destructors |
| * which you sometimes can't avoid calling after the vm has crashed. Functions |
| * that call EnsureInitialized or ON_BAILOUT don't have to also call |
| * IsDeadCheck. ON_BAILOUT has the advantage over EnsureInitialized that you |
| * can arrange to return if the VM is dead. This is needed to ensure that no VM |
| * heap allocations are attempted on a dead VM. EnsureInitialized has the |
| * advantage over ON_BAILOUT that it actually initializes the VM if this has not |
| * yet been done. |
| */ |
| static inline bool IsDeadCheck(i::Isolate* isolate, const char* location) { |
| return !isolate->IsInitialized() |
| && i::V8::IsDead() ? ReportV8Dead(location) : false; |
| } |
| |
| |
| static inline bool IsExecutionTerminatingCheck(i::Isolate* isolate) { |
| if (!isolate->IsInitialized()) return false; |
| if (isolate->has_scheduled_exception()) { |
| return isolate->scheduled_exception() == |
| isolate->heap()->termination_exception(); |
| } |
| return false; |
| } |
| |
| |
| static inline bool EmptyCheck(const char* location, v8::Handle<v8::Data> obj) { |
| return obj.IsEmpty() ? ReportEmptyHandle(location) : false; |
| } |
| |
| |
| static inline bool EmptyCheck(const char* location, const v8::Data* obj) { |
| return (obj == 0) ? ReportEmptyHandle(location) : false; |
| } |
| |
| // --- S t a t i c s --- |
| |
| |
| static bool InitializeHelper() { |
| if (i::Snapshot::Initialize()) return true; |
| return i::V8::Initialize(NULL); |
| } |
| |
| |
| static inline bool EnsureInitializedForIsolate(i::Isolate* isolate, |
| const char* location) { |
| if (IsDeadCheck(isolate, location)) return false; |
| if (isolate != NULL) { |
| if (isolate->IsInitialized()) return true; |
| } |
| ASSERT(isolate == i::Isolate::Current()); |
| return ApiCheck(InitializeHelper(), location, "Error initializing V8"); |
| } |
| |
| // Some initializing API functions are called early and may be |
| // called on a thread different from static initializer thread. |
| // If Isolate API is used, Isolate::Enter() will initialize TLS so |
| // Isolate::Current() works. If it's a legacy case, then the thread |
| // may not have TLS initialized yet. However, in initializing APIs it |
| // may be too early to call EnsureInitialized() - some pre-init |
| // parameters still have to be configured. |
| static inline i::Isolate* EnterIsolateIfNeeded() { |
| i::Isolate* isolate = i::Isolate::UncheckedCurrent(); |
| if (isolate != NULL) |
| return isolate; |
| |
| i::Isolate::EnterDefaultIsolate(); |
| isolate = i::Isolate::Current(); |
| return isolate; |
| } |
| |
| |
| StartupDataDecompressor::StartupDataDecompressor() |
| : raw_data(i::NewArray<char*>(V8::GetCompressedStartupDataCount())) { |
| for (int i = 0; i < V8::GetCompressedStartupDataCount(); ++i) { |
| raw_data[i] = NULL; |
| } |
| } |
| |
| |
| StartupDataDecompressor::~StartupDataDecompressor() { |
| for (int i = 0; i < V8::GetCompressedStartupDataCount(); ++i) { |
| i::DeleteArray(raw_data[i]); |
| } |
| i::DeleteArray(raw_data); |
| } |
| |
| |
| int StartupDataDecompressor::Decompress() { |
| int compressed_data_count = V8::GetCompressedStartupDataCount(); |
| StartupData* compressed_data = |
| i::NewArray<StartupData>(compressed_data_count); |
| V8::GetCompressedStartupData(compressed_data); |
| for (int i = 0; i < compressed_data_count; ++i) { |
| char* decompressed = raw_data[i] = |
| i::NewArray<char>(compressed_data[i].raw_size); |
| if (compressed_data[i].compressed_size != 0) { |
| int result = DecompressData(decompressed, |
| &compressed_data[i].raw_size, |
| compressed_data[i].data, |
| compressed_data[i].compressed_size); |
| if (result != 0) return result; |
| } else { |
| ASSERT_EQ(0, compressed_data[i].raw_size); |
| } |
| compressed_data[i].data = decompressed; |
| } |
| V8::SetDecompressedStartupData(compressed_data); |
| i::DeleteArray(compressed_data); |
| return 0; |
| } |
| |
| |
| StartupData::CompressionAlgorithm V8::GetCompressedStartupDataAlgorithm() { |
| #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| return StartupData::kBZip2; |
| #else |
| return StartupData::kUncompressed; |
| #endif |
| } |
| |
| |
| enum CompressedStartupDataItems { |
| kSnapshot = 0, |
| kSnapshotContext, |
| kLibraries, |
| kExperimentalLibraries, |
| kCompressedStartupDataCount |
| }; |
| |
| int V8::GetCompressedStartupDataCount() { |
| #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| return kCompressedStartupDataCount; |
| #else |
| return 0; |
| #endif |
| } |
| |
| |
| void V8::GetCompressedStartupData(StartupData* compressed_data) { |
| #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| compressed_data[kSnapshot].data = |
| reinterpret_cast<const char*>(i::Snapshot::data()); |
| compressed_data[kSnapshot].compressed_size = i::Snapshot::size(); |
| compressed_data[kSnapshot].raw_size = i::Snapshot::raw_size(); |
| |
| compressed_data[kSnapshotContext].data = |
| reinterpret_cast<const char*>(i::Snapshot::context_data()); |
| compressed_data[kSnapshotContext].compressed_size = |
| i::Snapshot::context_size(); |
| compressed_data[kSnapshotContext].raw_size = i::Snapshot::context_raw_size(); |
| |
| i::Vector<const i::byte> libraries_source = i::Natives::GetScriptsSource(); |
| compressed_data[kLibraries].data = |
| reinterpret_cast<const char*>(libraries_source.start()); |
| compressed_data[kLibraries].compressed_size = libraries_source.length(); |
| compressed_data[kLibraries].raw_size = i::Natives::GetRawScriptsSize(); |
| |
| i::Vector<const i::byte> exp_libraries_source = |
| i::ExperimentalNatives::GetScriptsSource(); |
| compressed_data[kExperimentalLibraries].data = |
| reinterpret_cast<const char*>(exp_libraries_source.start()); |
| compressed_data[kExperimentalLibraries].compressed_size = |
| exp_libraries_source.length(); |
| compressed_data[kExperimentalLibraries].raw_size = |
| i::ExperimentalNatives::GetRawScriptsSize(); |
| #endif |
| } |
| |
| |
| void V8::SetDecompressedStartupData(StartupData* decompressed_data) { |
| #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| ASSERT_EQ(i::Snapshot::raw_size(), decompressed_data[kSnapshot].raw_size); |
| i::Snapshot::set_raw_data( |
| reinterpret_cast<const i::byte*>(decompressed_data[kSnapshot].data)); |
| |
| ASSERT_EQ(i::Snapshot::context_raw_size(), |
| decompressed_data[kSnapshotContext].raw_size); |
| i::Snapshot::set_context_raw_data( |
| reinterpret_cast<const i::byte*>( |
| decompressed_data[kSnapshotContext].data)); |
| |
| ASSERT_EQ(i::Natives::GetRawScriptsSize(), |
| decompressed_data[kLibraries].raw_size); |
| i::Vector<const char> libraries_source( |
| decompressed_data[kLibraries].data, |
| decompressed_data[kLibraries].raw_size); |
| i::Natives::SetRawScriptsSource(libraries_source); |
| |
| ASSERT_EQ(i::ExperimentalNatives::GetRawScriptsSize(), |
| decompressed_data[kExperimentalLibraries].raw_size); |
| i::Vector<const char> exp_libraries_source( |
| decompressed_data[kExperimentalLibraries].data, |
| decompressed_data[kExperimentalLibraries].raw_size); |
| i::ExperimentalNatives::SetRawScriptsSource(exp_libraries_source); |
| #endif |
| } |
| |
| |
| void V8::SetFatalErrorHandler(FatalErrorCallback that) { |
| i::Isolate* isolate = EnterIsolateIfNeeded(); |
| isolate->set_exception_behavior(that); |
| } |
| |
| |
| void V8::SetAllowCodeGenerationFromStringsCallback( |
| AllowCodeGenerationFromStringsCallback callback) { |
| i::Isolate* isolate = EnterIsolateIfNeeded(); |
| isolate->set_allow_code_gen_callback(callback); |
| } |
| |
| |
| #ifdef DEBUG |
| void ImplementationUtilities::ZapHandleRange(i::Object** begin, |
| i::Object** end) { |
| i::HandleScope::ZapRange(begin, end); |
| } |
| #endif |
| |
| |
| void V8::SetFlagsFromString(const char* str, int length) { |
| i::FlagList::SetFlagsFromString(str, length); |
| } |
| |
| |
| void V8::SetFlagsFromCommandLine(int* argc, char** argv, bool remove_flags) { |
| i::FlagList::SetFlagsFromCommandLine(argc, argv, remove_flags); |
| } |
| |
| |
| v8::Handle<Value> ThrowException(v8::Handle<v8::Value> value) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::ThrowException()")) { |
| return v8::Handle<Value>(); |
| } |
| ENTER_V8(isolate); |
| // If we're passed an empty handle, we throw an undefined exception |
| // to deal more gracefully with out of memory situations. |
| if (value.IsEmpty()) { |
| isolate->ScheduleThrow(isolate->heap()->undefined_value()); |
| } else { |
| isolate->ScheduleThrow(*Utils::OpenHandle(*value)); |
| } |
| return v8::Undefined(); |
| } |
| |
| |
| RegisteredExtension* RegisteredExtension::first_extension_ = NULL; |
| |
| |
| RegisteredExtension::RegisteredExtension(Extension* extension) |
| : extension_(extension) { } |
| |
| |
| void RegisteredExtension::Register(RegisteredExtension* that) { |
| that->next_ = first_extension_; |
| first_extension_ = that; |
| } |
| |
| |
| void RegisteredExtension::UnregisterAll() { |
| RegisteredExtension* re = first_extension_; |
| while (re != NULL) { |
| RegisteredExtension* next = re->next(); |
| delete re; |
| re = next; |
| } |
| } |
| |
| |
| void RegisterExtension(Extension* that) { |
| RegisteredExtension* extension = new RegisteredExtension(that); |
| RegisteredExtension::Register(extension); |
| } |
| |
| |
| Extension::Extension(const char* name, |
| const char* source, |
| int dep_count, |
| const char** deps, |
| int source_length) |
| : name_(name), |
| source_length_(source_length >= 0 ? |
| source_length : |
| (source ? static_cast<int>(strlen(source)) : 0)), |
| source_(source, source_length_), |
| dep_count_(dep_count), |
| deps_(deps), |
| auto_enable_(false) { } |
| |
| |
| v8::Handle<Primitive> Undefined() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!EnsureInitializedForIsolate(isolate, "v8::Undefined()")) { |
| return v8::Handle<v8::Primitive>(); |
| } |
| return v8::Handle<Primitive>(ToApi<Primitive>( |
| isolate->factory()->undefined_value())); |
| } |
| |
| |
| v8::Handle<Primitive> Null() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!EnsureInitializedForIsolate(isolate, "v8::Null()")) { |
| return v8::Handle<v8::Primitive>(); |
| } |
| return v8::Handle<Primitive>( |
| ToApi<Primitive>(isolate->factory()->null_value())); |
| } |
| |
| |
| v8::Handle<Boolean> True() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!EnsureInitializedForIsolate(isolate, "v8::True()")) { |
| return v8::Handle<Boolean>(); |
| } |
| return v8::Handle<Boolean>( |
| ToApi<Boolean>(isolate->factory()->true_value())); |
| } |
| |
| |
| v8::Handle<Boolean> False() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!EnsureInitializedForIsolate(isolate, "v8::False()")) { |
| return v8::Handle<Boolean>(); |
| } |
| return v8::Handle<Boolean>( |
| ToApi<Boolean>(isolate->factory()->false_value())); |
| } |
| |
| |
| ResourceConstraints::ResourceConstraints() |
| : max_young_space_size_(0), |
| max_old_space_size_(0), |
| max_executable_size_(0), |
| stack_limit_(NULL) { } |
| |
| |
| bool SetResourceConstraints(ResourceConstraints* constraints) { |
| i::Isolate* isolate = EnterIsolateIfNeeded(); |
| |
| int young_space_size = constraints->max_young_space_size(); |
| int old_gen_size = constraints->max_old_space_size(); |
| int max_executable_size = constraints->max_executable_size(); |
| if (young_space_size != 0 || old_gen_size != 0 || max_executable_size != 0) { |
| // After initialization it's too late to change Heap constraints. |
| ASSERT(!isolate->IsInitialized()); |
| bool result = isolate->heap()->ConfigureHeap(young_space_size / 2, |
| old_gen_size, |
| max_executable_size); |
| if (!result) return false; |
| } |
| if (constraints->stack_limit() != NULL) { |
| uintptr_t limit = reinterpret_cast<uintptr_t>(constraints->stack_limit()); |
| isolate->stack_guard()->SetStackLimit(limit); |
| } |
| return true; |
| } |
| |
| |
| i::Object** V8::GlobalizeReference(i::Object** obj) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "V8::Persistent::New")) return NULL; |
| LOG_API(isolate, "Persistent::New"); |
| i::Handle<i::Object> result = |
| isolate->global_handles()->Create(*obj); |
| return result.location(); |
| } |
| |
| |
| void V8::MakeWeak(i::Object** object, void* parameters, |
| WeakReferenceCallback callback) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "MakeWeak"); |
| isolate->global_handles()->MakeWeak(object, parameters, |
| callback); |
| } |
| |
| |
| void V8::ClearWeak(i::Object** obj) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "ClearWeak"); |
| isolate->global_handles()->ClearWeakness(obj); |
| } |
| |
| |
| void V8::MarkIndependent(i::Object** object) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "MakeIndependent"); |
| isolate->global_handles()->MarkIndependent(object); |
| } |
| |
| |
| bool V8::IsGlobalNearDeath(i::Object** obj) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "IsGlobalNearDeath"); |
| if (!isolate->IsInitialized()) return false; |
| return i::GlobalHandles::IsNearDeath(obj); |
| } |
| |
| |
| bool V8::IsGlobalWeak(i::Object** obj) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "IsGlobalWeak"); |
| if (!isolate->IsInitialized()) return false; |
| return i::GlobalHandles::IsWeak(obj); |
| } |
| |
| |
| void V8::DisposeGlobal(i::Object** obj) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "DisposeGlobal"); |
| if (!isolate->IsInitialized()) return; |
| isolate->global_handles()->Destroy(obj); |
| } |
| |
| // --- H a n d l e s --- |
| |
| |
| HandleScope::HandleScope() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| API_ENTRY_CHECK(isolate, "HandleScope::HandleScope"); |
| v8::ImplementationUtilities::HandleScopeData* current = |
| isolate->handle_scope_data(); |
| isolate_ = isolate; |
| prev_next_ = current->next; |
| prev_limit_ = current->limit; |
| is_closed_ = false; |
| current->level++; |
| } |
| |
| |
| HandleScope::~HandleScope() { |
| if (!is_closed_) { |
| Leave(); |
| } |
| } |
| |
| |
| void HandleScope::Leave() { |
| ASSERT(isolate_ == i::Isolate::Current()); |
| v8::ImplementationUtilities::HandleScopeData* current = |
| isolate_->handle_scope_data(); |
| current->level--; |
| ASSERT(current->level >= 0); |
| current->next = prev_next_; |
| if (current->limit != prev_limit_) { |
| current->limit = prev_limit_; |
| i::HandleScope::DeleteExtensions(isolate_); |
| } |
| |
| #ifdef DEBUG |
| i::HandleScope::ZapRange(prev_next_, prev_limit_); |
| #endif |
| } |
| |
| |
| int HandleScope::NumberOfHandles() { |
| EnsureInitializedForIsolate( |
| i::Isolate::Current(), "HandleScope::NumberOfHandles"); |
| return i::HandleScope::NumberOfHandles(); |
| } |
| |
| |
| i::Object** HandleScope::CreateHandle(i::Object* value) { |
| return i::HandleScope::CreateHandle(value, i::Isolate::Current()); |
| } |
| |
| |
| i::Object** HandleScope::CreateHandle(i::HeapObject* value) { |
| ASSERT(value->IsHeapObject()); |
| return reinterpret_cast<i::Object**>( |
| i::HandleScope::CreateHandle(value, value->GetIsolate())); |
| } |
| |
| |
| void Context::Enter() { |
| i::Handle<i::Context> env = Utils::OpenHandle(this); |
| i::Isolate* isolate = env->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Context::Enter()")) return; |
| ENTER_V8(isolate); |
| |
| isolate->handle_scope_implementer()->EnterContext(env); |
| |
| isolate->handle_scope_implementer()->SaveContext(isolate->context()); |
| isolate->set_context(*env); |
| } |
| |
| |
| void Context::Exit() { |
| // Exit is essentially a static function and doesn't use the |
| // receiver, so we have to get the current isolate from the thread |
| // local. |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!isolate->IsInitialized()) return; |
| |
| if (!ApiCheck(isolate->handle_scope_implementer()->LeaveLastContext(), |
| "v8::Context::Exit()", |
| "Cannot exit non-entered context")) { |
| return; |
| } |
| |
| // Content of 'last_context' could be NULL. |
| i::Context* last_context = |
| isolate->handle_scope_implementer()->RestoreContext(); |
| isolate->set_context(last_context); |
| isolate->set_context_exit_happened(true); |
| } |
| |
| |
| void Context::SetData(v8::Handle<String> data) { |
| i::Handle<i::Context> env = Utils::OpenHandle(this); |
| i::Isolate* isolate = env->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Context::SetData()")) return; |
| i::Handle<i::Object> raw_data = Utils::OpenHandle(*data); |
| ASSERT(env->IsGlobalContext()); |
| if (env->IsGlobalContext()) { |
| env->set_data(*raw_data); |
| } |
| } |
| |
| |
| v8::Local<v8::Value> Context::GetData() { |
| i::Handle<i::Context> env = Utils::OpenHandle(this); |
| i::Isolate* isolate = env->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Context::GetData()")) { |
| return v8::Local<Value>(); |
| } |
| i::Object* raw_result = NULL; |
| ASSERT(env->IsGlobalContext()); |
| if (env->IsGlobalContext()) { |
| raw_result = env->data(); |
| } else { |
| return Local<Value>(); |
| } |
| i::Handle<i::Object> result(raw_result, isolate); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| i::Object** v8::HandleScope::RawClose(i::Object** value) { |
| if (!ApiCheck(!is_closed_, |
| "v8::HandleScope::Close()", |
| "Local scope has already been closed")) { |
| return 0; |
| } |
| LOG_API(isolate_, "CloseHandleScope"); |
| |
| // Read the result before popping the handle block. |
| i::Object* result = NULL; |
| if (value != NULL) { |
| result = *value; |
| } |
| is_closed_ = true; |
| Leave(); |
| |
| if (value == NULL) { |
| return NULL; |
| } |
| |
| // Allocate a new handle on the previous handle block. |
| i::Handle<i::Object> handle(result); |
| return handle.location(); |
| } |
| |
| |
| // --- N e a n d e r --- |
| |
| |
| // A constructor cannot easily return an error value, therefore it is necessary |
| // to check for a dead VM with ON_BAILOUT before constructing any Neander |
| // objects. To remind you about this there is no HandleScope in the |
| // NeanderObject constructor. When you add one to the site calling the |
| // constructor you should check that you ensured the VM was not dead first. |
| NeanderObject::NeanderObject(int size) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Nowhere"); |
| ENTER_V8(isolate); |
| value_ = isolate->factory()->NewNeanderObject(); |
| i::Handle<i::FixedArray> elements = isolate->factory()->NewFixedArray(size); |
| value_->set_elements(*elements); |
| } |
| |
| |
| int NeanderObject::size() { |
| return i::FixedArray::cast(value_->elements())->length(); |
| } |
| |
| |
| NeanderArray::NeanderArray() : obj_(2) { |
| obj_.set(0, i::Smi::FromInt(0)); |
| } |
| |
| |
| int NeanderArray::length() { |
| return i::Smi::cast(obj_.get(0))->value(); |
| } |
| |
| |
| i::Object* NeanderArray::get(int offset) { |
| ASSERT(0 <= offset); |
| ASSERT(offset < length()); |
| return obj_.get(offset + 1); |
| } |
| |
| |
| // This method cannot easily return an error value, therefore it is necessary |
| // to check for a dead VM with ON_BAILOUT before calling it. To remind you |
| // about this there is no HandleScope in this method. When you add one to the |
| // site calling this method you should check that you ensured the VM was not |
| // dead first. |
| void NeanderArray::add(i::Handle<i::Object> value) { |
| int length = this->length(); |
| int size = obj_.size(); |
| if (length == size - 1) { |
| i::Handle<i::FixedArray> new_elms = FACTORY->NewFixedArray(2 * size); |
| for (int i = 0; i < length; i++) |
| new_elms->set(i + 1, get(i)); |
| obj_.value()->set_elements(*new_elms); |
| } |
| obj_.set(length + 1, *value); |
| obj_.set(0, i::Smi::FromInt(length + 1)); |
| } |
| |
| |
| void NeanderArray::set(int index, i::Object* value) { |
| if (index < 0 || index >= this->length()) return; |
| obj_.set(index + 1, value); |
| } |
| |
| |
| // --- T e m p l a t e --- |
| |
| |
| static void InitializeTemplate(i::Handle<i::TemplateInfo> that, int type) { |
| that->set_tag(i::Smi::FromInt(type)); |
| } |
| |
| |
| void Template::Set(v8::Handle<String> name, v8::Handle<Data> value, |
| v8::PropertyAttribute attribute) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Template::Set()")) return; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::Object> list(Utils::OpenHandle(this)->property_list()); |
| if (list->IsUndefined()) { |
| list = NeanderArray().value(); |
| Utils::OpenHandle(this)->set_property_list(*list); |
| } |
| NeanderArray array(list); |
| array.add(Utils::OpenHandle(*name)); |
| array.add(Utils::OpenHandle(*value)); |
| array.add(Utils::OpenHandle(*v8::Integer::New(attribute))); |
| } |
| |
| |
| // --- F u n c t i o n T e m p l a t e --- |
| static void InitializeFunctionTemplate( |
| i::Handle<i::FunctionTemplateInfo> info) { |
| info->set_tag(i::Smi::FromInt(Consts::FUNCTION_TEMPLATE)); |
| info->set_flag(0); |
| } |
| |
| |
| Local<ObjectTemplate> FunctionTemplate::PrototypeTemplate() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::FunctionTemplate::PrototypeTemplate()")) { |
| return Local<ObjectTemplate>(); |
| } |
| ENTER_V8(isolate); |
| i::Handle<i::Object> result(Utils::OpenHandle(this)->prototype_template()); |
| if (result->IsUndefined()) { |
| result = Utils::OpenHandle(*ObjectTemplate::New()); |
| Utils::OpenHandle(this)->set_prototype_template(*result); |
| } |
| return Local<ObjectTemplate>(ToApi<ObjectTemplate>(result)); |
| } |
| |
| |
| void FunctionTemplate::Inherit(v8::Handle<FunctionTemplate> value) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::FunctionTemplate::Inherit()")) return; |
| ENTER_V8(isolate); |
| Utils::OpenHandle(this)->set_parent_template(*Utils::OpenHandle(*value)); |
| } |
| |
| |
| Local<FunctionTemplate> FunctionTemplate::New(InvocationCallback callback, |
| v8::Handle<Value> data, v8::Handle<Signature> signature) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::FunctionTemplate::New()"); |
| LOG_API(isolate, "FunctionTemplate::New"); |
| ENTER_V8(isolate); |
| i::Handle<i::Struct> struct_obj = |
| isolate->factory()->NewStruct(i::FUNCTION_TEMPLATE_INFO_TYPE); |
| i::Handle<i::FunctionTemplateInfo> obj = |
| i::Handle<i::FunctionTemplateInfo>::cast(struct_obj); |
| InitializeFunctionTemplate(obj); |
| int next_serial_number = isolate->next_serial_number(); |
| isolate->set_next_serial_number(next_serial_number + 1); |
| obj->set_serial_number(i::Smi::FromInt(next_serial_number)); |
| if (callback != 0) { |
| if (data.IsEmpty()) data = v8::Undefined(); |
| Utils::ToLocal(obj)->SetCallHandler(callback, data); |
| } |
| obj->set_undetectable(false); |
| obj->set_needs_access_check(false); |
| |
| if (!signature.IsEmpty()) |
| obj->set_signature(*Utils::OpenHandle(*signature)); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| Local<Signature> Signature::New(Handle<FunctionTemplate> receiver, |
| int argc, Handle<FunctionTemplate> argv[]) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Signature::New()"); |
| LOG_API(isolate, "Signature::New"); |
| ENTER_V8(isolate); |
| i::Handle<i::Struct> struct_obj = |
| isolate->factory()->NewStruct(i::SIGNATURE_INFO_TYPE); |
| i::Handle<i::SignatureInfo> obj = |
| i::Handle<i::SignatureInfo>::cast(struct_obj); |
| if (!receiver.IsEmpty()) obj->set_receiver(*Utils::OpenHandle(*receiver)); |
| if (argc > 0) { |
| i::Handle<i::FixedArray> args = isolate->factory()->NewFixedArray(argc); |
| for (int i = 0; i < argc; i++) { |
| if (!argv[i].IsEmpty()) |
| args->set(i, *Utils::OpenHandle(*argv[i])); |
| } |
| obj->set_args(*args); |
| } |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| Local<AccessorSignature> AccessorSignature::New( |
| Handle<FunctionTemplate> receiver) { |
| return Utils::AccessorSignatureToLocal(Utils::OpenHandle(*receiver)); |
| } |
| |
| |
| Local<TypeSwitch> TypeSwitch::New(Handle<FunctionTemplate> type) { |
| Handle<FunctionTemplate> types[1] = { type }; |
| return TypeSwitch::New(1, types); |
| } |
| |
| |
| Local<TypeSwitch> TypeSwitch::New(int argc, Handle<FunctionTemplate> types[]) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::TypeSwitch::New()"); |
| LOG_API(isolate, "TypeSwitch::New"); |
| ENTER_V8(isolate); |
| i::Handle<i::FixedArray> vector = isolate->factory()->NewFixedArray(argc); |
| for (int i = 0; i < argc; i++) |
| vector->set(i, *Utils::OpenHandle(*types[i])); |
| i::Handle<i::Struct> struct_obj = |
| isolate->factory()->NewStruct(i::TYPE_SWITCH_INFO_TYPE); |
| i::Handle<i::TypeSwitchInfo> obj = |
| i::Handle<i::TypeSwitchInfo>::cast(struct_obj); |
| obj->set_types(*vector); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| int TypeSwitch::match(v8::Handle<Value> value) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "TypeSwitch::match"); |
| USE(isolate); |
| i::Handle<i::Object> obj = Utils::OpenHandle(*value); |
| i::Handle<i::TypeSwitchInfo> info = Utils::OpenHandle(this); |
| i::FixedArray* types = i::FixedArray::cast(info->types()); |
| for (int i = 0; i < types->length(); i++) { |
| if (obj->IsInstanceOf(i::FunctionTemplateInfo::cast(types->get(i)))) |
| return i + 1; |
| } |
| return 0; |
| } |
| |
| |
| #define SET_FIELD_WRAPPED(obj, setter, cdata) do { \ |
| i::Handle<i::Object> foreign = FromCData(cdata); \ |
| (obj)->setter(*foreign); \ |
| } while (false) |
| |
| |
| void FunctionTemplate::SetCallHandler(InvocationCallback callback, |
| v8::Handle<Value> data) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::FunctionTemplate::SetCallHandler()")) return; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::Struct> struct_obj = |
| isolate->factory()->NewStruct(i::CALL_HANDLER_INFO_TYPE); |
| i::Handle<i::CallHandlerInfo> obj = |
| i::Handle<i::CallHandlerInfo>::cast(struct_obj); |
| SET_FIELD_WRAPPED(obj, set_callback, callback); |
| if (data.IsEmpty()) data = v8::Undefined(); |
| obj->set_data(*Utils::OpenHandle(*data)); |
| Utils::OpenHandle(this)->set_call_code(*obj); |
| } |
| |
| |
| static i::Handle<i::AccessorInfo> MakeAccessorInfo( |
| v8::Handle<String> name, |
| AccessorGetter getter, |
| AccessorSetter setter, |
| v8::Handle<Value> data, |
| v8::AccessControl settings, |
| v8::PropertyAttribute attributes, |
| v8::Handle<AccessorSignature> signature) { |
| i::Handle<i::AccessorInfo> obj = FACTORY->NewAccessorInfo(); |
| ASSERT(getter != NULL); |
| SET_FIELD_WRAPPED(obj, set_getter, getter); |
| SET_FIELD_WRAPPED(obj, set_setter, setter); |
| if (data.IsEmpty()) data = v8::Undefined(); |
| obj->set_data(*Utils::OpenHandle(*data)); |
| obj->set_name(*Utils::OpenHandle(*name)); |
| if (settings & ALL_CAN_READ) obj->set_all_can_read(true); |
| if (settings & ALL_CAN_WRITE) obj->set_all_can_write(true); |
| if (settings & PROHIBITS_OVERWRITING) obj->set_prohibits_overwriting(true); |
| obj->set_property_attributes(static_cast<PropertyAttributes>(attributes)); |
| if (!signature.IsEmpty()) { |
| obj->set_expected_receiver_type(*Utils::OpenHandle(*signature)); |
| } |
| return obj; |
| } |
| |
| |
| void FunctionTemplate::AddInstancePropertyAccessor( |
| v8::Handle<String> name, |
| AccessorGetter getter, |
| AccessorSetter setter, |
| v8::Handle<Value> data, |
| v8::AccessControl settings, |
| v8::PropertyAttribute attributes, |
| v8::Handle<AccessorSignature> signature) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, |
| "v8::FunctionTemplate::AddInstancePropertyAccessor()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| |
| i::Handle<i::AccessorInfo> obj = MakeAccessorInfo(name, getter, setter, data, |
| settings, attributes, |
| signature); |
| i::Handle<i::Object> list(Utils::OpenHandle(this)->property_accessors()); |
| if (list->IsUndefined()) { |
| list = NeanderArray().value(); |
| Utils::OpenHandle(this)->set_property_accessors(*list); |
| } |
| NeanderArray array(list); |
| array.add(obj); |
| } |
| |
| |
| Local<ObjectTemplate> FunctionTemplate::InstanceTemplate() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::FunctionTemplate::InstanceTemplate()") |
| || EmptyCheck("v8::FunctionTemplate::InstanceTemplate()", this)) |
| return Local<ObjectTemplate>(); |
| ENTER_V8(isolate); |
| if (Utils::OpenHandle(this)->instance_template()->IsUndefined()) { |
| Local<ObjectTemplate> templ = |
| ObjectTemplate::New(v8::Handle<FunctionTemplate>(this)); |
| Utils::OpenHandle(this)->set_instance_template(*Utils::OpenHandle(*templ)); |
| } |
| i::Handle<i::ObjectTemplateInfo> result(i::ObjectTemplateInfo::cast( |
| Utils::OpenHandle(this)->instance_template())); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| void FunctionTemplate::SetClassName(Handle<String> name) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::FunctionTemplate::SetClassName()")) return; |
| ENTER_V8(isolate); |
| Utils::OpenHandle(this)->set_class_name(*Utils::OpenHandle(*name)); |
| } |
| |
| |
| void FunctionTemplate::SetHiddenPrototype(bool value) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::FunctionTemplate::SetHiddenPrototype()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| Utils::OpenHandle(this)->set_hidden_prototype(value); |
| } |
| |
| |
| void FunctionTemplate::ReadOnlyPrototype() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::FunctionTemplate::SetPrototypeAttributes()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| Utils::OpenHandle(this)->set_read_only_prototype(true); |
| } |
| |
| |
| void FunctionTemplate::SetNamedInstancePropertyHandler( |
| NamedPropertyGetter getter, |
| NamedPropertySetter setter, |
| NamedPropertyQuery query, |
| NamedPropertyDeleter remover, |
| NamedPropertyEnumerator enumerator, |
| Handle<Value> data) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, |
| "v8::FunctionTemplate::SetNamedInstancePropertyHandler()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::Struct> struct_obj = |
| isolate->factory()->NewStruct(i::INTERCEPTOR_INFO_TYPE); |
| i::Handle<i::InterceptorInfo> obj = |
| i::Handle<i::InterceptorInfo>::cast(struct_obj); |
| |
| if (getter != 0) SET_FIELD_WRAPPED(obj, set_getter, getter); |
| if (setter != 0) SET_FIELD_WRAPPED(obj, set_setter, setter); |
| if (query != 0) SET_FIELD_WRAPPED(obj, set_query, query); |
| if (remover != 0) SET_FIELD_WRAPPED(obj, set_deleter, remover); |
| if (enumerator != 0) SET_FIELD_WRAPPED(obj, set_enumerator, enumerator); |
| |
| if (data.IsEmpty()) data = v8::Undefined(); |
| obj->set_data(*Utils::OpenHandle(*data)); |
| Utils::OpenHandle(this)->set_named_property_handler(*obj); |
| } |
| |
| |
| void FunctionTemplate::SetIndexedInstancePropertyHandler( |
| IndexedPropertyGetter getter, |
| IndexedPropertySetter setter, |
| IndexedPropertyQuery query, |
| IndexedPropertyDeleter remover, |
| IndexedPropertyEnumerator enumerator, |
| Handle<Value> data) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, |
| "v8::FunctionTemplate::SetIndexedInstancePropertyHandler()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::Struct> struct_obj = |
| isolate->factory()->NewStruct(i::INTERCEPTOR_INFO_TYPE); |
| i::Handle<i::InterceptorInfo> obj = |
| i::Handle<i::InterceptorInfo>::cast(struct_obj); |
| |
| if (getter != 0) SET_FIELD_WRAPPED(obj, set_getter, getter); |
| if (setter != 0) SET_FIELD_WRAPPED(obj, set_setter, setter); |
| if (query != 0) SET_FIELD_WRAPPED(obj, set_query, query); |
| if (remover != 0) SET_FIELD_WRAPPED(obj, set_deleter, remover); |
| if (enumerator != 0) SET_FIELD_WRAPPED(obj, set_enumerator, enumerator); |
| |
| if (data.IsEmpty()) data = v8::Undefined(); |
| obj->set_data(*Utils::OpenHandle(*data)); |
| Utils::OpenHandle(this)->set_indexed_property_handler(*obj); |
| } |
| |
| |
| void FunctionTemplate::SetInstanceCallAsFunctionHandler( |
| InvocationCallback callback, |
| Handle<Value> data) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, |
| "v8::FunctionTemplate::SetInstanceCallAsFunctionHandler()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::Struct> struct_obj = |
| isolate->factory()->NewStruct(i::CALL_HANDLER_INFO_TYPE); |
| i::Handle<i::CallHandlerInfo> obj = |
| i::Handle<i::CallHandlerInfo>::cast(struct_obj); |
| SET_FIELD_WRAPPED(obj, set_callback, callback); |
| if (data.IsEmpty()) data = v8::Undefined(); |
| obj->set_data(*Utils::OpenHandle(*data)); |
| Utils::OpenHandle(this)->set_instance_call_handler(*obj); |
| } |
| |
| |
| // --- O b j e c t T e m p l a t e --- |
| |
| |
| Local<ObjectTemplate> ObjectTemplate::New() { |
| return New(Local<FunctionTemplate>()); |
| } |
| |
| |
| Local<ObjectTemplate> ObjectTemplate::New( |
| v8::Handle<FunctionTemplate> constructor) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::ObjectTemplate::New()")) { |
| return Local<ObjectTemplate>(); |
| } |
| EnsureInitializedForIsolate(isolate, "v8::ObjectTemplate::New()"); |
| LOG_API(isolate, "ObjectTemplate::New"); |
| ENTER_V8(isolate); |
| i::Handle<i::Struct> struct_obj = |
| isolate->factory()->NewStruct(i::OBJECT_TEMPLATE_INFO_TYPE); |
| i::Handle<i::ObjectTemplateInfo> obj = |
| i::Handle<i::ObjectTemplateInfo>::cast(struct_obj); |
| InitializeTemplate(obj, Consts::OBJECT_TEMPLATE); |
| if (!constructor.IsEmpty()) |
| obj->set_constructor(*Utils::OpenHandle(*constructor)); |
| obj->set_internal_field_count(i::Smi::FromInt(0)); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| // Ensure that the object template has a constructor. If no |
| // constructor is available we create one. |
| static void EnsureConstructor(ObjectTemplate* object_template) { |
| if (Utils::OpenHandle(object_template)->constructor()->IsUndefined()) { |
| Local<FunctionTemplate> templ = FunctionTemplate::New(); |
| i::Handle<i::FunctionTemplateInfo> constructor = Utils::OpenHandle(*templ); |
| constructor->set_instance_template(*Utils::OpenHandle(object_template)); |
| Utils::OpenHandle(object_template)->set_constructor(*constructor); |
| } |
| } |
| |
| |
| void ObjectTemplate::SetAccessor(v8::Handle<String> name, |
| AccessorGetter getter, |
| AccessorSetter setter, |
| v8::Handle<Value> data, |
| AccessControl settings, |
| PropertyAttribute attribute, |
| v8::Handle<AccessorSignature> signature) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetAccessor()")) return; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| EnsureConstructor(this); |
| i::FunctionTemplateInfo* constructor = |
| i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| Utils::ToLocal(cons)->AddInstancePropertyAccessor(name, |
| getter, |
| setter, |
| data, |
| settings, |
| attribute, |
| signature); |
| } |
| |
| |
| void ObjectTemplate::SetNamedPropertyHandler(NamedPropertyGetter getter, |
| NamedPropertySetter setter, |
| NamedPropertyQuery query, |
| NamedPropertyDeleter remover, |
| NamedPropertyEnumerator enumerator, |
| Handle<Value> data) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetNamedPropertyHandler()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| EnsureConstructor(this); |
| i::FunctionTemplateInfo* constructor = |
| i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| Utils::ToLocal(cons)->SetNamedInstancePropertyHandler(getter, |
| setter, |
| query, |
| remover, |
| enumerator, |
| data); |
| } |
| |
| |
| void ObjectTemplate::MarkAsUndetectable() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::ObjectTemplate::MarkAsUndetectable()")) return; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| EnsureConstructor(this); |
| i::FunctionTemplateInfo* constructor = |
| i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| cons->set_undetectable(true); |
| } |
| |
| |
| void ObjectTemplate::SetAccessCheckCallbacks( |
| NamedSecurityCallback named_callback, |
| IndexedSecurityCallback indexed_callback, |
| Handle<Value> data, |
| bool turned_on_by_default) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetAccessCheckCallbacks()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| EnsureConstructor(this); |
| |
| i::Handle<i::Struct> struct_info = |
| isolate->factory()->NewStruct(i::ACCESS_CHECK_INFO_TYPE); |
| i::Handle<i::AccessCheckInfo> info = |
| i::Handle<i::AccessCheckInfo>::cast(struct_info); |
| |
| SET_FIELD_WRAPPED(info, set_named_callback, named_callback); |
| SET_FIELD_WRAPPED(info, set_indexed_callback, indexed_callback); |
| |
| if (data.IsEmpty()) data = v8::Undefined(); |
| info->set_data(*Utils::OpenHandle(*data)); |
| |
| i::FunctionTemplateInfo* constructor = |
| i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| cons->set_access_check_info(*info); |
| cons->set_needs_access_check(turned_on_by_default); |
| } |
| |
| |
| void ObjectTemplate::SetIndexedPropertyHandler( |
| IndexedPropertyGetter getter, |
| IndexedPropertySetter setter, |
| IndexedPropertyQuery query, |
| IndexedPropertyDeleter remover, |
| IndexedPropertyEnumerator enumerator, |
| Handle<Value> data) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetIndexedPropertyHandler()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| EnsureConstructor(this); |
| i::FunctionTemplateInfo* constructor = |
| i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| Utils::ToLocal(cons)->SetIndexedInstancePropertyHandler(getter, |
| setter, |
| query, |
| remover, |
| enumerator, |
| data); |
| } |
| |
| |
| void ObjectTemplate::SetCallAsFunctionHandler(InvocationCallback callback, |
| Handle<Value> data) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, |
| "v8::ObjectTemplate::SetCallAsFunctionHandler()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| EnsureConstructor(this); |
| i::FunctionTemplateInfo* constructor = |
| i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| Utils::ToLocal(cons)->SetInstanceCallAsFunctionHandler(callback, data); |
| } |
| |
| |
| int ObjectTemplate::InternalFieldCount() { |
| if (IsDeadCheck(Utils::OpenHandle(this)->GetIsolate(), |
| "v8::ObjectTemplate::InternalFieldCount()")) { |
| return 0; |
| } |
| return i::Smi::cast(Utils::OpenHandle(this)->internal_field_count())->value(); |
| } |
| |
| |
| void ObjectTemplate::SetInternalFieldCount(int value) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::ObjectTemplate::SetInternalFieldCount()")) { |
| return; |
| } |
| if (!ApiCheck(i::Smi::IsValid(value), |
| "v8::ObjectTemplate::SetInternalFieldCount()", |
| "Invalid internal field count")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| if (value > 0) { |
| // The internal field count is set by the constructor function's |
| // construct code, so we ensure that there is a constructor |
| // function to do the setting. |
| EnsureConstructor(this); |
| } |
| Utils::OpenHandle(this)->set_internal_field_count(i::Smi::FromInt(value)); |
| } |
| |
| |
| // --- S c r i p t D a t a --- |
| |
| |
| ScriptData* ScriptData::PreCompile(const char* input, int length) { |
| i::Utf8ToUtf16CharacterStream stream( |
| reinterpret_cast<const unsigned char*>(input), length); |
| return i::ParserApi::PreParse(&stream, NULL, i::FLAG_harmony_scoping); |
| } |
| |
| |
| ScriptData* ScriptData::PreCompile(v8::Handle<String> source) { |
| i::Handle<i::String> str = Utils::OpenHandle(*source); |
| if (str->IsExternalTwoByteString()) { |
| i::ExternalTwoByteStringUtf16CharacterStream stream( |
| i::Handle<i::ExternalTwoByteString>::cast(str), 0, str->length()); |
| return i::ParserApi::PreParse(&stream, NULL, i::FLAG_harmony_scoping); |
| } else { |
| i::GenericStringUtf16CharacterStream stream(str, 0, str->length()); |
| return i::ParserApi::PreParse(&stream, NULL, i::FLAG_harmony_scoping); |
| } |
| } |
| |
| |
| ScriptData* ScriptData::New(const char* data, int length) { |
| // Return an empty ScriptData if the length is obviously invalid. |
| if (length % sizeof(unsigned) != 0) { |
| return new i::ScriptDataImpl(); |
| } |
| |
| // Copy the data to ensure it is properly aligned. |
| int deserialized_data_length = length / sizeof(unsigned); |
| // If aligned, don't create a copy of the data. |
| if (reinterpret_cast<intptr_t>(data) % sizeof(unsigned) == 0) { |
| return new i::ScriptDataImpl(data, length); |
| } |
| // Copy the data to align it. |
| unsigned* deserialized_data = i::NewArray<unsigned>(deserialized_data_length); |
| i::OS::MemCopy(deserialized_data, data, length); |
| |
| return new i::ScriptDataImpl( |
| i::Vector<unsigned>(deserialized_data, deserialized_data_length)); |
| } |
| |
| |
| // --- S c r i p t --- |
| |
| |
| Local<Script> Script::New(v8::Handle<String> source, |
| v8::ScriptOrigin* origin, |
| v8::ScriptData* pre_data, |
| v8::Handle<String> script_data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::Script::New()", return Local<Script>()); |
| LOG_API(isolate, "Script::New"); |
| ENTER_V8(isolate); |
| i::SharedFunctionInfo* raw_result = NULL; |
| { i::HandleScope scope(isolate); |
| i::Handle<i::String> str = Utils::OpenHandle(*source); |
| i::Handle<i::Object> name_obj; |
| int line_offset = 0; |
| int column_offset = 0; |
| if (origin != NULL) { |
| if (!origin->ResourceName().IsEmpty()) { |
| name_obj = Utils::OpenHandle(*origin->ResourceName()); |
| } |
| if (!origin->ResourceLineOffset().IsEmpty()) { |
| line_offset = static_cast<int>(origin->ResourceLineOffset()->Value()); |
| } |
| if (!origin->ResourceColumnOffset().IsEmpty()) { |
| column_offset = |
| static_cast<int>(origin->ResourceColumnOffset()->Value()); |
| } |
| } |
| EXCEPTION_PREAMBLE(isolate); |
| i::ScriptDataImpl* pre_data_impl = |
| static_cast<i::ScriptDataImpl*>(pre_data); |
| // We assert that the pre-data is sane, even though we can actually |
| // handle it if it turns out not to be in release mode. |
| ASSERT(pre_data_impl == NULL || pre_data_impl->SanityCheck()); |
| // If the pre-data isn't sane we simply ignore it |
| if (pre_data_impl != NULL && !pre_data_impl->SanityCheck()) { |
| pre_data_impl = NULL; |
| } |
| i::Handle<i::SharedFunctionInfo> result = |
| i::Compiler::Compile(str, |
| name_obj, |
| line_offset, |
| column_offset, |
| NULL, |
| pre_data_impl, |
| Utils::OpenHandle(*script_data), |
| i::NOT_NATIVES_CODE); |
| has_pending_exception = result.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Script>()); |
| raw_result = *result; |
| } |
| i::Handle<i::SharedFunctionInfo> result(raw_result, isolate); |
| return Local<Script>(ToApi<Script>(result)); |
| } |
| |
| |
| Local<Script> Script::New(v8::Handle<String> source, |
| v8::Handle<Value> file_name) { |
| ScriptOrigin origin(file_name); |
| return New(source, &origin); |
| } |
| |
| |
| Local<Script> Script::Compile(v8::Handle<String> source, |
| v8::ScriptOrigin* origin, |
| v8::ScriptData* pre_data, |
| v8::Handle<String> script_data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::Script::Compile()", return Local<Script>()); |
| LOG_API(isolate, "Script::Compile"); |
| ENTER_V8(isolate); |
| Local<Script> generic = New(source, origin, pre_data, script_data); |
| if (generic.IsEmpty()) |
| return generic; |
| i::Handle<i::Object> obj = Utils::OpenHandle(*generic); |
| i::Handle<i::SharedFunctionInfo> function = |
| i::Handle<i::SharedFunctionInfo>(i::SharedFunctionInfo::cast(*obj)); |
| i::Handle<i::JSFunction> result = |
| isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| function, |
| isolate->global_context()); |
| return Local<Script>(ToApi<Script>(result)); |
| } |
| |
| |
| Local<Script> Script::Compile(v8::Handle<String> source, |
| v8::Handle<Value> file_name, |
| v8::Handle<String> script_data) { |
| ScriptOrigin origin(file_name); |
| return Compile(source, &origin, 0, script_data); |
| } |
| |
| |
| Local<Value> Script::Run() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::Script::Run()", return Local<Value>()); |
| LOG_API(isolate, "Script::Run"); |
| ENTER_V8(isolate); |
| i::Object* raw_result = NULL; |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::JSFunction> fun; |
| if (obj->IsSharedFunctionInfo()) { |
| i::Handle<i::SharedFunctionInfo> |
| function_info(i::SharedFunctionInfo::cast(*obj), isolate); |
| fun = isolate->factory()->NewFunctionFromSharedFunctionInfo( |
| function_info, isolate->global_context()); |
| } else { |
| fun = i::Handle<i::JSFunction>(i::JSFunction::cast(*obj), isolate); |
| } |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> receiver( |
| isolate->context()->global_proxy(), isolate); |
| i::Handle<i::Object> result = |
| i::Execution::Call(fun, receiver, 0, NULL, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<Value>()); |
| raw_result = *result; |
| } |
| i::Handle<i::Object> result(raw_result, isolate); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| static i::Handle<i::SharedFunctionInfo> OpenScript(Script* script) { |
| i::Handle<i::Object> obj = Utils::OpenHandle(script); |
| i::Handle<i::SharedFunctionInfo> result; |
| if (obj->IsSharedFunctionInfo()) { |
| result = |
| i::Handle<i::SharedFunctionInfo>(i::SharedFunctionInfo::cast(*obj)); |
| } else { |
| result = |
| i::Handle<i::SharedFunctionInfo>(i::JSFunction::cast(*obj)->shared()); |
| } |
| return result; |
| } |
| |
| |
| Local<Value> Script::Id() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::Script::Id()", return Local<Value>()); |
| LOG_API(isolate, "Script::Id"); |
| i::Object* raw_id = NULL; |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::SharedFunctionInfo> function_info = OpenScript(this); |
| i::Handle<i::Script> script(i::Script::cast(function_info->script())); |
| i::Handle<i::Object> id(script->id()); |
| raw_id = *id; |
| } |
| i::Handle<i::Object> id(raw_id); |
| return Utils::ToLocal(id); |
| } |
| |
| |
| void Script::SetData(v8::Handle<String> data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::Script::SetData()", return); |
| LOG_API(isolate, "Script::SetData"); |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::SharedFunctionInfo> function_info = OpenScript(this); |
| i::Handle<i::Object> raw_data = Utils::OpenHandle(*data); |
| i::Handle<i::Script> script(i::Script::cast(function_info->script())); |
| script->set_data(*raw_data); |
| } |
| } |
| |
| |
| // --- E x c e p t i o n s --- |
| |
| |
| v8::TryCatch::TryCatch() |
| : isolate_(i::Isolate::Current()), |
| next_(isolate_->try_catch_handler_address()), |
| exception_(isolate_->heap()->the_hole_value()), |
| message_(i::Smi::FromInt(0)), |
| is_verbose_(false), |
| can_continue_(true), |
| capture_message_(true), |
| rethrow_(false) { |
| isolate_->RegisterTryCatchHandler(this); |
| } |
| |
| |
| v8::TryCatch::~TryCatch() { |
| ASSERT(isolate_ == i::Isolate::Current()); |
| if (rethrow_) { |
| v8::HandleScope scope; |
| v8::Local<v8::Value> exc = v8::Local<v8::Value>::New(Exception()); |
| isolate_->UnregisterTryCatchHandler(this); |
| v8::ThrowException(exc); |
| } else { |
| isolate_->UnregisterTryCatchHandler(this); |
| } |
| } |
| |
| |
| bool v8::TryCatch::HasCaught() const { |
| return !reinterpret_cast<i::Object*>(exception_)->IsTheHole(); |
| } |
| |
| |
| bool v8::TryCatch::CanContinue() const { |
| return can_continue_; |
| } |
| |
| |
| v8::Handle<v8::Value> v8::TryCatch::ReThrow() { |
| if (!HasCaught()) return v8::Local<v8::Value>(); |
| rethrow_ = true; |
| return v8::Undefined(); |
| } |
| |
| |
| v8::Local<Value> v8::TryCatch::Exception() const { |
| ASSERT(isolate_ == i::Isolate::Current()); |
| if (HasCaught()) { |
| // Check for out of memory exception. |
| i::Object* exception = reinterpret_cast<i::Object*>(exception_); |
| return v8::Utils::ToLocal(i::Handle<i::Object>(exception, isolate_)); |
| } else { |
| return v8::Local<Value>(); |
| } |
| } |
| |
| |
| v8::Local<Value> v8::TryCatch::StackTrace() const { |
| ASSERT(isolate_ == i::Isolate::Current()); |
| if (HasCaught()) { |
| i::Object* raw_obj = reinterpret_cast<i::Object*>(exception_); |
| if (!raw_obj->IsJSObject()) return v8::Local<Value>(); |
| i::HandleScope scope(isolate_); |
| i::Handle<i::JSObject> obj(i::JSObject::cast(raw_obj), isolate_); |
| i::Handle<i::String> name = isolate_->factory()->LookupAsciiSymbol("stack"); |
| if (!obj->HasProperty(*name)) return v8::Local<Value>(); |
| i::Handle<i::Object> value = i::GetProperty(obj, name); |
| if (value.is_null()) return v8::Local<Value>(); |
| return v8::Utils::ToLocal(scope.CloseAndEscape(value)); |
| } else { |
| return v8::Local<Value>(); |
| } |
| } |
| |
| |
| v8::Local<v8::Message> v8::TryCatch::Message() const { |
| ASSERT(isolate_ == i::Isolate::Current()); |
| if (HasCaught() && message_ != i::Smi::FromInt(0)) { |
| i::Object* message = reinterpret_cast<i::Object*>(message_); |
| return v8::Utils::MessageToLocal(i::Handle<i::Object>(message, isolate_)); |
| } else { |
| return v8::Local<v8::Message>(); |
| } |
| } |
| |
| |
| void v8::TryCatch::Reset() { |
| ASSERT(isolate_ == i::Isolate::Current()); |
| exception_ = isolate_->heap()->the_hole_value(); |
| message_ = i::Smi::FromInt(0); |
| } |
| |
| |
| void v8::TryCatch::SetVerbose(bool value) { |
| is_verbose_ = value; |
| } |
| |
| |
| void v8::TryCatch::SetCaptureMessage(bool value) { |
| capture_message_ = value; |
| } |
| |
| |
| // --- M e s s a g e --- |
| |
| |
| Local<String> Message::Get() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Message::Get()", return Local<String>()); |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::String> raw_result = i::MessageHandler::GetMessage(obj); |
| Local<String> result = Utils::ToLocal(raw_result); |
| return scope.Close(result); |
| } |
| |
| |
| v8::Handle<Value> Message::GetScriptResourceName() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Message::GetScriptResourceName()")) { |
| return Local<String>(); |
| } |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSMessageObject> message = |
| i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| // Return this.script.name. |
| i::Handle<i::JSValue> script = |
| i::Handle<i::JSValue>::cast(i::Handle<i::Object>(message->script())); |
| i::Handle<i::Object> resource_name(i::Script::cast(script->value())->name()); |
| return scope.Close(Utils::ToLocal(resource_name)); |
| } |
| |
| |
| v8::Handle<Value> Message::GetScriptData() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Message::GetScriptResourceData()")) { |
| return Local<Value>(); |
| } |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSMessageObject> message = |
| i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| // Return this.script.data. |
| i::Handle<i::JSValue> script = |
| i::Handle<i::JSValue>::cast(i::Handle<i::Object>(message->script())); |
| i::Handle<i::Object> data(i::Script::cast(script->value())->data()); |
| return scope.Close(Utils::ToLocal(data)); |
| } |
| |
| |
| v8::Handle<v8::StackTrace> Message::GetStackTrace() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Message::GetStackTrace()")) { |
| return Local<v8::StackTrace>(); |
| } |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSMessageObject> message = |
| i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| i::Handle<i::Object> stackFramesObj(message->stack_frames()); |
| if (!stackFramesObj->IsJSArray()) return v8::Handle<v8::StackTrace>(); |
| i::Handle<i::JSArray> stackTrace = |
| i::Handle<i::JSArray>::cast(stackFramesObj); |
| return scope.Close(Utils::StackTraceToLocal(stackTrace)); |
| } |
| |
| |
| static i::Handle<i::Object> CallV8HeapFunction(const char* name, |
| i::Handle<i::Object> recv, |
| int argc, |
| i::Handle<i::Object> argv[], |
| bool* has_pending_exception) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| i::Handle<i::String> fmt_str = isolate->factory()->LookupAsciiSymbol(name); |
| i::Object* object_fun = |
| isolate->js_builtins_object()->GetPropertyNoExceptionThrown(*fmt_str); |
| i::Handle<i::JSFunction> fun = |
| i::Handle<i::JSFunction>(i::JSFunction::cast(object_fun)); |
| i::Handle<i::Object> value = |
| i::Execution::Call(fun, recv, argc, argv, has_pending_exception); |
| return value; |
| } |
| |
| |
| static i::Handle<i::Object> CallV8HeapFunction(const char* name, |
| i::Handle<i::Object> data, |
| bool* has_pending_exception) { |
| i::Handle<i::Object> argv[] = { data }; |
| return CallV8HeapFunction(name, |
| i::Isolate::Current()->js_builtins_object(), |
| ARRAY_SIZE(argv), |
| argv, |
| has_pending_exception); |
| } |
| |
| |
| int Message::GetLineNumber() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Message::GetLineNumber()", return kNoLineNumberInfo); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> result = CallV8HeapFunction("GetLineNumber", |
| Utils::OpenHandle(this), |
| &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, 0); |
| return static_cast<int>(result->Number()); |
| } |
| |
| |
| int Message::GetStartPosition() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Message::GetStartPosition()")) return 0; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSMessageObject> message = |
| i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| return message->start_position(); |
| } |
| |
| |
| int Message::GetEndPosition() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Message::GetEndPosition()")) return 0; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSMessageObject> message = |
| i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| return message->end_position(); |
| } |
| |
| |
| int Message::GetStartColumn() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Message::GetStartColumn()")) { |
| return kNoColumnInfo; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> start_col_obj = CallV8HeapFunction( |
| "GetPositionInLine", |
| data_obj, |
| &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, 0); |
| return static_cast<int>(start_col_obj->Number()); |
| } |
| |
| |
| int Message::GetEndColumn() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Message::GetEndColumn()")) return kNoColumnInfo; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> start_col_obj = CallV8HeapFunction( |
| "GetPositionInLine", |
| data_obj, |
| &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, 0); |
| i::Handle<i::JSMessageObject> message = |
| i::Handle<i::JSMessageObject>::cast(data_obj); |
| int start = message->start_position(); |
| int end = message->end_position(); |
| return static_cast<int>(start_col_obj->Number()) + (end - start); |
| } |
| |
| |
| Local<String> Message::GetSourceLine() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Message::GetSourceLine()", return Local<String>()); |
| ENTER_V8(isolate); |
| HandleScope scope; |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> result = CallV8HeapFunction("GetSourceLine", |
| Utils::OpenHandle(this), |
| &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::String>()); |
| if (result->IsString()) { |
| return scope.Close(Utils::ToLocal(i::Handle<i::String>::cast(result))); |
| } else { |
| return Local<String>(); |
| } |
| } |
| |
| |
| void Message::PrintCurrentStackTrace(FILE* out) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Message::PrintCurrentStackTrace()")) return; |
| ENTER_V8(isolate); |
| isolate->PrintCurrentStackTrace(out); |
| } |
| |
| |
| // --- S t a c k T r a c e --- |
| |
| Local<StackFrame> StackTrace::GetFrame(uint32_t index) const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackTrace::GetFrame()")) { |
| return Local<StackFrame>(); |
| } |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSArray> self = Utils::OpenHandle(this); |
| i::Object* raw_object = self->GetElementNoExceptionThrown(index); |
| i::Handle<i::JSObject> obj(i::JSObject::cast(raw_object)); |
| return scope.Close(Utils::StackFrameToLocal(obj)); |
| } |
| |
| |
| int StackTrace::GetFrameCount() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackTrace::GetFrameCount()")) return -1; |
| ENTER_V8(isolate); |
| return i::Smi::cast(Utils::OpenHandle(this)->length())->value(); |
| } |
| |
| |
| Local<Array> StackTrace::AsArray() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackTrace::AsArray()")) Local<Array>(); |
| ENTER_V8(isolate); |
| return Utils::ToLocal(Utils::OpenHandle(this)); |
| } |
| |
| |
| Local<StackTrace> StackTrace::CurrentStackTrace(int frame_limit, |
| StackTraceOptions options) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::StackTrace::CurrentStackTrace()")) { |
| Local<StackTrace>(); |
| } |
| ENTER_V8(isolate); |
| i::Handle<i::JSArray> stackTrace = |
| isolate->CaptureCurrentStackTrace(frame_limit, options); |
| return Utils::StackTraceToLocal(stackTrace); |
| } |
| |
| |
| // --- S t a c k F r a m e --- |
| |
| int StackFrame::GetLineNumber() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackFrame::GetLineNumber()")) { |
| return Message::kNoLineNumberInfo; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> line = GetProperty(self, "lineNumber"); |
| if (!line->IsSmi()) { |
| return Message::kNoLineNumberInfo; |
| } |
| return i::Smi::cast(*line)->value(); |
| } |
| |
| |
| int StackFrame::GetColumn() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackFrame::GetColumn()")) { |
| return Message::kNoColumnInfo; |
| } |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> column = GetProperty(self, "column"); |
| if (!column->IsSmi()) { |
| return Message::kNoColumnInfo; |
| } |
| return i::Smi::cast(*column)->value(); |
| } |
| |
| |
| Local<String> StackFrame::GetScriptName() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackFrame::GetScriptName()")) { |
| return Local<String>(); |
| } |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> name = GetProperty(self, "scriptName"); |
| if (!name->IsString()) { |
| return Local<String>(); |
| } |
| return scope.Close(Local<String>::Cast(Utils::ToLocal(name))); |
| } |
| |
| |
| Local<String> StackFrame::GetScriptNameOrSourceURL() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackFrame::GetScriptNameOrSourceURL()")) { |
| return Local<String>(); |
| } |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> name = GetProperty(self, "scriptNameOrSourceURL"); |
| if (!name->IsString()) { |
| return Local<String>(); |
| } |
| return scope.Close(Local<String>::Cast(Utils::ToLocal(name))); |
| } |
| |
| |
| Local<String> StackFrame::GetFunctionName() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackFrame::GetFunctionName()")) { |
| return Local<String>(); |
| } |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> name = GetProperty(self, "functionName"); |
| if (!name->IsString()) { |
| return Local<String>(); |
| } |
| return scope.Close(Local<String>::Cast(Utils::ToLocal(name))); |
| } |
| |
| |
| bool StackFrame::IsEval() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackFrame::IsEval()")) return false; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> is_eval = GetProperty(self, "isEval"); |
| return is_eval->IsTrue(); |
| } |
| |
| |
| bool StackFrame::IsConstructor() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::StackFrame::IsConstructor()")) return false; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> is_constructor = GetProperty(self, "isConstructor"); |
| return is_constructor->IsTrue(); |
| } |
| |
| |
| // --- D a t a --- |
| |
| bool Value::FullIsUndefined() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsUndefined()")) { |
| return false; |
| } |
| bool result = Utils::OpenHandle(this)->IsUndefined(); |
| ASSERT_EQ(result, QuickIsUndefined()); |
| return result; |
| } |
| |
| |
| bool Value::FullIsNull() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsNull()")) return false; |
| bool result = Utils::OpenHandle(this)->IsNull(); |
| ASSERT_EQ(result, QuickIsNull()); |
| return result; |
| } |
| |
| |
| bool Value::IsTrue() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsTrue()")) return false; |
| return Utils::OpenHandle(this)->IsTrue(); |
| } |
| |
| |
| bool Value::IsFalse() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsFalse()")) return false; |
| return Utils::OpenHandle(this)->IsFalse(); |
| } |
| |
| |
| bool Value::IsFunction() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsFunction()")) { |
| return false; |
| } |
| return Utils::OpenHandle(this)->IsJSFunction(); |
| } |
| |
| |
| bool Value::FullIsString() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsString()")) return false; |
| bool result = Utils::OpenHandle(this)->IsString(); |
| ASSERT_EQ(result, QuickIsString()); |
| return result; |
| } |
| |
| |
| bool Value::IsArray() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsArray()")) return false; |
| return Utils::OpenHandle(this)->IsJSArray(); |
| } |
| |
| |
| bool Value::IsObject() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsObject()")) return false; |
| return Utils::OpenHandle(this)->IsJSObject(); |
| } |
| |
| |
| bool Value::IsNumber() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsNumber()")) return false; |
| return Utils::OpenHandle(this)->IsNumber(); |
| } |
| |
| |
| bool Value::IsBoolean() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsBoolean()")) { |
| return false; |
| } |
| return Utils::OpenHandle(this)->IsBoolean(); |
| } |
| |
| |
| bool Value::IsExternal() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsExternal()")) { |
| return false; |
| } |
| return Utils::OpenHandle(this)->IsForeign(); |
| } |
| |
| |
| bool Value::IsInt32() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsInt32()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsSmi()) return true; |
| if (obj->IsNumber()) { |
| double value = obj->Number(); |
| static const i::DoubleRepresentation minus_zero(-0.0); |
| i::DoubleRepresentation rep(value); |
| if (rep.bits == minus_zero.bits) { |
| return false; |
| } |
| return i::FastI2D(i::FastD2I(value)) == value; |
| } |
| return false; |
| } |
| |
| |
| bool Value::IsUint32() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsUint32()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsSmi()) return i::Smi::cast(*obj)->value() >= 0; |
| if (obj->IsNumber()) { |
| double value = obj->Number(); |
| static const i::DoubleRepresentation minus_zero(-0.0); |
| i::DoubleRepresentation rep(value); |
| if (rep.bits == minus_zero.bits) { |
| return false; |
| } |
| return i::FastUI2D(i::FastD2UI(value)) == value; |
| } |
| return false; |
| } |
| |
| |
| bool Value::IsDate() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::IsDate()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| return obj->HasSpecificClassOf(isolate->heap()->Date_symbol()); |
| } |
| |
| |
| bool Value::IsStringObject() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::IsStringObject()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| return obj->HasSpecificClassOf(isolate->heap()->String_symbol()); |
| } |
| |
| |
| bool Value::IsNumberObject() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::IsNumberObject()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| return obj->HasSpecificClassOf(isolate->heap()->Number_symbol()); |
| } |
| |
| |
| static i::Object* LookupBuiltin(i::Isolate* isolate, |
| const char* builtin_name) { |
| i::Handle<i::String> symbol = |
| isolate->factory()->LookupAsciiSymbol(builtin_name); |
| i::Handle<i::JSBuiltinsObject> builtins = isolate->js_builtins_object(); |
| return builtins->GetPropertyNoExceptionThrown(*symbol); |
| } |
| |
| |
| static bool CheckConstructor(i::Isolate* isolate, |
| i::Handle<i::JSObject> obj, |
| const char* class_name) { |
| return obj->map()->constructor() == LookupBuiltin(isolate, class_name); |
| } |
| |
| |
| bool Value::IsNativeError() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::IsNativeError()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsJSObject()) { |
| i::Handle<i::JSObject> js_obj(i::JSObject::cast(*obj)); |
| return CheckConstructor(isolate, js_obj, "$Error") || |
| CheckConstructor(isolate, js_obj, "$EvalError") || |
| CheckConstructor(isolate, js_obj, "$RangeError") || |
| CheckConstructor(isolate, js_obj, "$ReferenceError") || |
| CheckConstructor(isolate, js_obj, "$SyntaxError") || |
| CheckConstructor(isolate, js_obj, "$TypeError") || |
| CheckConstructor(isolate, js_obj, "$URIError"); |
| } else { |
| return false; |
| } |
| } |
| |
| |
| bool Value::IsBooleanObject() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::IsBooleanObject()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| return obj->HasSpecificClassOf(isolate->heap()->Boolean_symbol()); |
| } |
| |
| |
| bool Value::IsRegExp() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsRegExp()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| return obj->IsJSRegExp(); |
| } |
| |
| |
| Local<String> Value::ToString() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> str; |
| if (obj->IsString()) { |
| str = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToString()")) { |
| return Local<String>(); |
| } |
| LOG_API(isolate, "ToString"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| str = i::Execution::ToString(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<String>()); |
| } |
| return Local<String>(ToApi<String>(str)); |
| } |
| |
| |
| Local<String> Value::ToDetailString() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> str; |
| if (obj->IsString()) { |
| str = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToDetailString()")) { |
| return Local<String>(); |
| } |
| LOG_API(isolate, "ToDetailString"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| str = i::Execution::ToDetailString(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<String>()); |
| } |
| return Local<String>(ToApi<String>(str)); |
| } |
| |
| |
| Local<v8::Object> Value::ToObject() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> val; |
| if (obj->IsJSObject()) { |
| val = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToObject()")) { |
| return Local<v8::Object>(); |
| } |
| LOG_API(isolate, "ToObject"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| val = i::Execution::ToObject(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Object>()); |
| } |
| return Local<v8::Object>(ToApi<Object>(val)); |
| } |
| |
| |
| Local<Boolean> Value::ToBoolean() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsBoolean()) { |
| return Local<Boolean>(ToApi<Boolean>(obj)); |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToBoolean()")) { |
| return Local<Boolean>(); |
| } |
| LOG_API(isolate, "ToBoolean"); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> val = i::Execution::ToBoolean(obj); |
| return Local<Boolean>(ToApi<Boolean>(val)); |
| } |
| } |
| |
| |
| Local<Number> Value::ToNumber() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> num; |
| if (obj->IsNumber()) { |
| num = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToNumber()")) { |
| return Local<Number>(); |
| } |
| LOG_API(isolate, "ToNumber"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| num = i::Execution::ToNumber(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Number>()); |
| } |
| return Local<Number>(ToApi<Number>(num)); |
| } |
| |
| |
| Local<Integer> Value::ToInteger() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> num; |
| if (obj->IsSmi()) { |
| num = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToInteger()")) return Local<Integer>(); |
| LOG_API(isolate, "ToInteger"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| num = i::Execution::ToInteger(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Integer>()); |
| } |
| return Local<Integer>(ToApi<Integer>(num)); |
| } |
| |
| |
| void External::CheckCast(v8::Value* that) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::External::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->IsForeign(), |
| "v8::External::Cast()", |
| "Could not convert to external"); |
| } |
| |
| |
| void v8::Object::CheckCast(Value* that) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Object::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->IsJSObject(), |
| "v8::Object::Cast()", |
| "Could not convert to object"); |
| } |
| |
| |
| void v8::Function::CheckCast(Value* that) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Function::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->IsJSFunction(), |
| "v8::Function::Cast()", |
| "Could not convert to function"); |
| } |
| |
| |
| void v8::String::CheckCast(v8::Value* that) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::String::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->IsString(), |
| "v8::String::Cast()", |
| "Could not convert to string"); |
| } |
| |
| |
| void v8::Number::CheckCast(v8::Value* that) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Number::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->IsNumber(), |
| "v8::Number::Cast()", |
| "Could not convert to number"); |
| } |
| |
| |
| void v8::Integer::CheckCast(v8::Value* that) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Integer::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->IsNumber(), |
| "v8::Integer::Cast()", |
| "Could not convert to number"); |
| } |
| |
| |
| void v8::Array::CheckCast(Value* that) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Array::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->IsJSArray(), |
| "v8::Array::Cast()", |
| "Could not convert to array"); |
| } |
| |
| |
| void v8::Date::CheckCast(v8::Value* that) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Date::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->HasSpecificClassOf(isolate->heap()->Date_symbol()), |
| "v8::Date::Cast()", |
| "Could not convert to date"); |
| } |
| |
| |
| void v8::StringObject::CheckCast(v8::Value* that) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::StringObject::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->HasSpecificClassOf(isolate->heap()->String_symbol()), |
| "v8::StringObject::Cast()", |
| "Could not convert to StringObject"); |
| } |
| |
| |
| void v8::NumberObject::CheckCast(v8::Value* that) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::NumberObject::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->HasSpecificClassOf(isolate->heap()->Number_symbol()), |
| "v8::NumberObject::Cast()", |
| "Could not convert to NumberObject"); |
| } |
| |
| |
| void v8::BooleanObject::CheckCast(v8::Value* that) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::BooleanObject::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->HasSpecificClassOf(isolate->heap()->Boolean_symbol()), |
| "v8::BooleanObject::Cast()", |
| "Could not convert to BooleanObject"); |
| } |
| |
| |
| void v8::RegExp::CheckCast(v8::Value* that) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::RegExp::Cast()")) return; |
| i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| ApiCheck(obj->IsJSRegExp(), |
| "v8::RegExp::Cast()", |
| "Could not convert to regular expression"); |
| } |
| |
| |
| bool Value::BooleanValue() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsBoolean()) { |
| return obj->IsTrue(); |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::BooleanValue()")) return false; |
| LOG_API(isolate, "BooleanValue"); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> value = i::Execution::ToBoolean(obj); |
| return value->IsTrue(); |
| } |
| } |
| |
| |
| double Value::NumberValue() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> num; |
| if (obj->IsNumber()) { |
| num = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::NumberValue()")) { |
| return i::OS::nan_value(); |
| } |
| LOG_API(isolate, "NumberValue"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| num = i::Execution::ToNumber(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, i::OS::nan_value()); |
| } |
| return num->Number(); |
| } |
| |
| |
| int64_t Value::IntegerValue() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> num; |
| if (obj->IsNumber()) { |
| num = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::IntegerValue()")) return 0; |
| LOG_API(isolate, "IntegerValue"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| num = i::Execution::ToInteger(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, 0); |
| } |
| if (num->IsSmi()) { |
| return i::Smi::cast(*num)->value(); |
| } else { |
| return static_cast<int64_t>(num->Number()); |
| } |
| } |
| |
| |
| Local<Int32> Value::ToInt32() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> num; |
| if (obj->IsSmi()) { |
| num = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToInt32()")) return Local<Int32>(); |
| LOG_API(isolate, "ToInt32"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| num = i::Execution::ToInt32(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Int32>()); |
| } |
| return Local<Int32>(ToApi<Int32>(num)); |
| } |
| |
| |
| Local<Uint32> Value::ToUint32() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> num; |
| if (obj->IsSmi()) { |
| num = obj; |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToUint32()")) return Local<Uint32>(); |
| LOG_API(isolate, "ToUInt32"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| num = i::Execution::ToUint32(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Uint32>()); |
| } |
| return Local<Uint32>(ToApi<Uint32>(num)); |
| } |
| |
| |
| Local<Uint32> Value::ToArrayIndex() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsSmi()) { |
| if (i::Smi::cast(*obj)->value() >= 0) return Utils::Uint32ToLocal(obj); |
| return Local<Uint32>(); |
| } |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::ToArrayIndex()")) return Local<Uint32>(); |
| LOG_API(isolate, "ToArrayIndex"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> string_obj = |
| i::Execution::ToString(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Uint32>()); |
| i::Handle<i::String> str = i::Handle<i::String>::cast(string_obj); |
| uint32_t index; |
| if (str->AsArrayIndex(&index)) { |
| i::Handle<i::Object> value; |
| if (index <= static_cast<uint32_t>(i::Smi::kMaxValue)) { |
| value = i::Handle<i::Object>(i::Smi::FromInt(index)); |
| } else { |
| value = isolate->factory()->NewNumber(index); |
| } |
| return Utils::Uint32ToLocal(value); |
| } |
| return Local<Uint32>(); |
| } |
| |
| |
| int32_t Value::Int32Value() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsSmi()) { |
| return i::Smi::cast(*obj)->value(); |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::Int32Value()")) return 0; |
| LOG_API(isolate, "Int32Value (slow)"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> num = |
| i::Execution::ToInt32(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, 0); |
| if (num->IsSmi()) { |
| return i::Smi::cast(*num)->value(); |
| } else { |
| return static_cast<int32_t>(num->Number()); |
| } |
| } |
| } |
| |
| |
| bool Value::Equals(Handle<Value> that) const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::Equals()") |
| || EmptyCheck("v8::Value::Equals()", this) |
| || EmptyCheck("v8::Value::Equals()", that)) { |
| return false; |
| } |
| LOG_API(isolate, "Equals"); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> other = Utils::OpenHandle(*that); |
| // If both obj and other are JSObjects, we'd better compare by identity |
| // immediately when going into JS builtin. The reason is Invoke |
| // would overwrite global object receiver with global proxy. |
| if (obj->IsJSObject() && other->IsJSObject()) { |
| return *obj == *other; |
| } |
| i::Handle<i::Object> args[] = { other }; |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> result = |
| CallV8HeapFunction("EQUALS", obj, ARRAY_SIZE(args), args, |
| &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, false); |
| return *result == i::Smi::FromInt(i::EQUAL); |
| } |
| |
| |
| bool Value::StrictEquals(Handle<Value> that) const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::StrictEquals()") |
| || EmptyCheck("v8::Value::StrictEquals()", this) |
| || EmptyCheck("v8::Value::StrictEquals()", that)) { |
| return false; |
| } |
| LOG_API(isolate, "StrictEquals"); |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> other = Utils::OpenHandle(*that); |
| // Must check HeapNumber first, since NaN !== NaN. |
| if (obj->IsHeapNumber()) { |
| if (!other->IsNumber()) return false; |
| double x = obj->Number(); |
| double y = other->Number(); |
| // Must check explicitly for NaN:s on Windows, but -0 works fine. |
| return x == y && !isnan(x) && !isnan(y); |
| } else if (*obj == *other) { // Also covers Booleans. |
| return true; |
| } else if (obj->IsSmi()) { |
| return other->IsNumber() && obj->Number() == other->Number(); |
| } else if (obj->IsString()) { |
| return other->IsString() && |
| i::String::cast(*obj)->Equals(i::String::cast(*other)); |
| } else if (obj->IsUndefined() || obj->IsUndetectableObject()) { |
| return other->IsUndefined() || other->IsUndetectableObject(); |
| } else { |
| return false; |
| } |
| } |
| |
| |
| uint32_t Value::Uint32Value() const { |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsSmi()) { |
| return i::Smi::cast(*obj)->value(); |
| } else { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Value::Uint32Value()")) return 0; |
| LOG_API(isolate, "Uint32Value"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> num = |
| i::Execution::ToUint32(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, 0); |
| if (num->IsSmi()) { |
| return i::Smi::cast(*num)->value(); |
| } else { |
| return static_cast<uint32_t>(num->Number()); |
| } |
| } |
| } |
| |
| |
| bool v8::Object::Set(v8::Handle<Value> key, v8::Handle<Value> value, |
| v8::PropertyAttribute attribs) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::Set()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::Object> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> obj = i::SetProperty( |
| self, |
| key_obj, |
| value_obj, |
| static_cast<PropertyAttributes>(attribs), |
| i::kNonStrictMode); |
| has_pending_exception = obj.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, false); |
| return true; |
| } |
| |
| |
| bool v8::Object::Set(uint32_t index, v8::Handle<Value> value) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::Set()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> obj = i::JSObject::SetElement( |
| self, |
| index, |
| value_obj, |
| NONE, |
| i::kNonStrictMode); |
| has_pending_exception = obj.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, false); |
| return true; |
| } |
| |
| |
| bool v8::Object::ForceSet(v8::Handle<Value> key, |
| v8::Handle<Value> value, |
| v8::PropertyAttribute attribs) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::ForceSet()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> obj = i::ForceSetProperty( |
| self, |
| key_obj, |
| value_obj, |
| static_cast<PropertyAttributes>(attribs)); |
| has_pending_exception = obj.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, false); |
| return true; |
| } |
| |
| |
| bool v8::Object::ForceDelete(v8::Handle<Value> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::ForceDelete()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| |
| // When deleting a property on the global object using ForceDelete |
| // deoptimize all functions as optimized code does not check for the hole |
| // value with DontDelete properties. We have to deoptimize all contexts |
| // because of possible cross-context inlined functions. |
| if (self->IsJSGlobalProxy() || self->IsGlobalObject()) { |
| i::Deoptimizer::DeoptimizeAll(); |
| } |
| |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> obj = i::ForceDeleteProperty(self, key_obj); |
| has_pending_exception = obj.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, false); |
| return obj->IsTrue(); |
| } |
| |
| |
| Local<Value> v8::Object::Get(v8::Handle<Value> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::Get()", return Local<v8::Value>()); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> result = i::GetProperty(self, key_obj); |
| has_pending_exception = result.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| Local<Value> v8::Object::Get(uint32_t index) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::Get()", return Local<v8::Value>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> result = i::Object::GetElement(self, index); |
| has_pending_exception = result.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| PropertyAttribute v8::Object::GetPropertyAttributes(v8::Handle<Value> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetPropertyAttribute()", |
| return static_cast<PropertyAttribute>(NONE)); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| if (!key_obj->IsString()) { |
| EXCEPTION_PREAMBLE(isolate); |
| key_obj = i::Execution::ToString(key_obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, static_cast<PropertyAttribute>(NONE)); |
| } |
| i::Handle<i::String> key_string = i::Handle<i::String>::cast(key_obj); |
| PropertyAttributes result = self->GetPropertyAttribute(*key_string); |
| if (result == ABSENT) return static_cast<PropertyAttribute>(NONE); |
| return static_cast<PropertyAttribute>(result); |
| } |
| |
| |
| Local<Value> v8::Object::GetPrototype() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetPrototype()", |
| return Local<v8::Value>()); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> result(self->GetPrototype()); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| bool v8::Object::SetPrototype(Handle<Value> value) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::SetPrototype()", return false); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
| // We do not allow exceptions thrown while setting the prototype |
| // to propagate outside. |
| TryCatch try_catch; |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> result = i::SetPrototype(self, value_obj); |
| has_pending_exception = result.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, false); |
| return true; |
| } |
| |
| |
| Local<Object> v8::Object::FindInstanceInPrototypeChain( |
| v8::Handle<FunctionTemplate> tmpl) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, |
| "v8::Object::FindInstanceInPrototypeChain()", |
| return Local<v8::Object>()); |
| ENTER_V8(isolate); |
| i::JSObject* object = *Utils::OpenHandle(this); |
| i::FunctionTemplateInfo* tmpl_info = *Utils::OpenHandle(*tmpl); |
| while (!object->IsInstanceOf(tmpl_info)) { |
| i::Object* prototype = object->GetPrototype(); |
| if (!prototype->IsJSObject()) return Local<Object>(); |
| object = i::JSObject::cast(prototype); |
| } |
| return Utils::ToLocal(i::Handle<i::JSObject>(object)); |
| } |
| |
| |
| Local<Array> v8::Object::GetPropertyNames() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetPropertyNames()", |
| return Local<v8::Array>()); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| bool threw = false; |
| i::Handle<i::FixedArray> value = |
| i::GetKeysInFixedArrayFor(self, i::INCLUDE_PROTOS, &threw); |
| if (threw) return Local<v8::Array>(); |
| // Because we use caching to speed up enumeration it is important |
| // to never change the result of the basic enumeration function so |
| // we clone the result. |
| i::Handle<i::FixedArray> elms = isolate->factory()->CopyFixedArray(value); |
| i::Handle<i::JSArray> result = |
| isolate->factory()->NewJSArrayWithElements(elms); |
| return Utils::ToLocal(scope.CloseAndEscape(result)); |
| } |
| |
| |
| Local<Array> v8::Object::GetOwnPropertyNames() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetOwnPropertyNames()", |
| return Local<v8::Array>()); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| bool threw = false; |
| i::Handle<i::FixedArray> value = |
| i::GetKeysInFixedArrayFor(self, i::LOCAL_ONLY, &threw); |
| if (threw) return Local<v8::Array>(); |
| // Because we use caching to speed up enumeration it is important |
| // to never change the result of the basic enumeration function so |
| // we clone the result. |
| i::Handle<i::FixedArray> elms = isolate->factory()->CopyFixedArray(value); |
| i::Handle<i::JSArray> result = |
| isolate->factory()->NewJSArrayWithElements(elms); |
| return Utils::ToLocal(scope.CloseAndEscape(result)); |
| } |
| |
| |
| Local<String> v8::Object::ObjectProtoToString() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::ObjectProtoToString()", |
| return Local<v8::String>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| |
| i::Handle<i::Object> name(self->class_name()); |
| |
| // Native implementation of Object.prototype.toString (v8natives.js): |
| // var c = %ClassOf(this); |
| // if (c === 'Arguments') c = 'Object'; |
| // return "[object " + c + "]"; |
| |
| if (!name->IsString()) { |
| return v8::String::New("[object ]"); |
| |
| } else { |
| i::Handle<i::String> class_name = i::Handle<i::String>::cast(name); |
| if (class_name->IsEqualTo(i::CStrVector("Arguments"))) { |
| return v8::String::New("[object Object]"); |
| |
| } else { |
| const char* prefix = "[object "; |
| Local<String> str = Utils::ToLocal(class_name); |
| const char* postfix = "]"; |
| |
| int prefix_len = i::StrLength(prefix); |
| int str_len = str->Length(); |
| int postfix_len = i::StrLength(postfix); |
| |
| int buf_len = prefix_len + str_len + postfix_len; |
| i::ScopedVector<char> buf(buf_len); |
| |
| // Write prefix. |
| char* ptr = buf.start(); |
| memcpy(ptr, prefix, prefix_len * v8::internal::kCharSize); |
| ptr += prefix_len; |
| |
| // Write real content. |
| str->WriteAscii(ptr, 0, str_len); |
| ptr += str_len; |
| |
| // Write postfix. |
| memcpy(ptr, postfix, postfix_len * v8::internal::kCharSize); |
| |
| // Copy the buffer into a heap-allocated string and return it. |
| Local<String> result = v8::String::New(buf.start(), buf_len); |
| return result; |
| } |
| } |
| } |
| |
| |
| Local<Value> v8::Object::GetConstructor() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetConstructor()", |
| return Local<v8::Function>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::Object> constructor(self->GetConstructor()); |
| return Utils::ToLocal(constructor); |
| } |
| |
| |
| Local<String> v8::Object::GetConstructorName() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetConstructorName()", |
| return Local<v8::String>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::String> name(self->constructor_name()); |
| return Utils::ToLocal(name); |
| } |
| |
| |
| bool v8::Object::Delete(v8::Handle<String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::Delete()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| return i::JSObject::DeleteProperty(self, key_obj)->IsTrue(); |
| } |
| |
| |
| bool v8::Object::Has(v8::Handle<String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::Has()", return false); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| return self->HasProperty(*key_obj); |
| } |
| |
| |
| bool v8::Object::Delete(uint32_t index) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::DeleteProperty()", |
| return false); |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| return i::JSObject::DeleteElement(self, index)->IsTrue(); |
| } |
| |
| |
| bool v8::Object::Has(uint32_t index) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::HasProperty()", return false); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| return self->HasElement(index); |
| } |
| |
| |
| bool Object::SetAccessor(Handle<String> name, |
| AccessorGetter getter, |
| AccessorSetter setter, |
| v8::Handle<Value> data, |
| AccessControl settings, |
| PropertyAttribute attributes) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::SetAccessor()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| v8::Handle<AccessorSignature> signature; |
| i::Handle<i::AccessorInfo> info = MakeAccessorInfo(name, getter, setter, data, |
| settings, attributes, |
| signature); |
| bool fast = Utils::OpenHandle(this)->HasFastProperties(); |
| i::Handle<i::Object> result = i::SetAccessor(Utils::OpenHandle(this), info); |
| if (result.is_null() || result->IsUndefined()) return false; |
| if (fast) i::JSObject::TransformToFastProperties(Utils::OpenHandle(this), 0); |
| return true; |
| } |
| |
| |
| bool v8::Object::HasOwnProperty(Handle<String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::HasOwnProperty()", |
| return false); |
| return Utils::OpenHandle(this)->HasLocalProperty( |
| *Utils::OpenHandle(*key)); |
| } |
| |
| |
| bool v8::Object::HasRealNamedProperty(Handle<String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::HasRealNamedProperty()", |
| return false); |
| return Utils::OpenHandle(this)->HasRealNamedProperty( |
| *Utils::OpenHandle(*key)); |
| } |
| |
| |
| bool v8::Object::HasRealIndexedProperty(uint32_t index) { |
| ON_BAILOUT(Utils::OpenHandle(this)->GetIsolate(), |
| "v8::Object::HasRealIndexedProperty()", |
| return false); |
| return Utils::OpenHandle(this)->HasRealElementProperty(index); |
| } |
| |
| |
| bool v8::Object::HasRealNamedCallbackProperty(Handle<String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, |
| "v8::Object::HasRealNamedCallbackProperty()", |
| return false); |
| ENTER_V8(isolate); |
| return Utils::OpenHandle(this)->HasRealNamedCallbackProperty( |
| *Utils::OpenHandle(*key)); |
| } |
| |
| |
| bool v8::Object::HasNamedLookupInterceptor() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::HasNamedLookupInterceptor()", |
| return false); |
| return Utils::OpenHandle(this)->HasNamedInterceptor(); |
| } |
| |
| |
| bool v8::Object::HasIndexedLookupInterceptor() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::HasIndexedLookupInterceptor()", |
| return false); |
| return Utils::OpenHandle(this)->HasIndexedInterceptor(); |
| } |
| |
| |
| static Local<Value> GetPropertyByLookup(i::Isolate* isolate, |
| i::Handle<i::JSObject> receiver, |
| i::Handle<i::String> name, |
| i::LookupResult* lookup) { |
| if (!lookup->IsProperty()) { |
| // No real property was found. |
| return Local<Value>(); |
| } |
| |
| // If the property being looked up is a callback, it can throw |
| // an exception. |
| EXCEPTION_PREAMBLE(isolate); |
| PropertyAttributes ignored; |
| i::Handle<i::Object> result = |
| i::Object::GetProperty(receiver, receiver, lookup, name, |
| &ignored); |
| has_pending_exception = result.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
| |
| return Utils::ToLocal(result); |
| } |
| |
| |
| Local<Value> v8::Object::GetRealNamedPropertyInPrototypeChain( |
| Handle<String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, |
| "v8::Object::GetRealNamedPropertyInPrototypeChain()", |
| return Local<Value>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self_obj = Utils::OpenHandle(this); |
| i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| i::LookupResult lookup(isolate); |
| self_obj->LookupRealNamedPropertyInPrototypes(*key_obj, &lookup); |
| return GetPropertyByLookup(isolate, self_obj, key_obj, &lookup); |
| } |
| |
| |
| Local<Value> v8::Object::GetRealNamedProperty(Handle<String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetRealNamedProperty()", |
| return Local<Value>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self_obj = Utils::OpenHandle(this); |
| i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| i::LookupResult lookup(isolate); |
| self_obj->LookupRealNamedProperty(*key_obj, &lookup); |
| return GetPropertyByLookup(isolate, self_obj, key_obj, &lookup); |
| } |
| |
| |
| // Turns on access checks by copying the map and setting the check flag. |
| // Because the object gets a new map, existing inline cache caching |
| // the old map of this object will fail. |
| void v8::Object::TurnOnAccessCheck() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::TurnOnAccessCheck()", return); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| |
| // When turning on access checks for a global object deoptimize all functions |
| // as optimized code does not always handle access checks. |
| i::Deoptimizer::DeoptimizeGlobalObject(*obj); |
| |
| i::Handle<i::Map> new_map = |
| isolate->factory()->CopyMapDropTransitions(i::Handle<i::Map>(obj->map())); |
| new_map->set_is_access_check_needed(true); |
| obj->set_map(*new_map); |
| } |
| |
| |
| bool v8::Object::IsDirty() { |
| return Utils::OpenHandle(this)->IsDirty(); |
| } |
| |
| |
| Local<v8::Object> v8::Object::Clone() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::Clone()", return Local<Object>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::JSObject> result = i::Copy(self); |
| has_pending_exception = result.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Object>()); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| static i::Context* GetCreationContext(i::JSObject* object) { |
| i::Object* constructor = object->map()->constructor(); |
| i::JSFunction* function; |
| if (!constructor->IsJSFunction()) { |
| // Functions have null as a constructor, |
| // but any JSFunction knows its context immediately. |
| ASSERT(object->IsJSFunction()); |
| function = i::JSFunction::cast(object); |
| } else { |
| function = i::JSFunction::cast(constructor); |
| } |
| return function->context()->global_context(); |
| } |
| |
| |
| Local<v8::Context> v8::Object::CreationContext() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, |
| "v8::Object::CreationContext()", return Local<v8::Context>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Context* context = GetCreationContext(*self); |
| return Utils::ToLocal(i::Handle<i::Context>(context)); |
| } |
| |
| |
| int v8::Object::GetIdentityHash() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetIdentityHash()", return 0); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| return i::JSObject::GetIdentityHash(self); |
| } |
| |
| |
| bool v8::Object::SetHiddenValue(v8::Handle<v8::String> key, |
| v8::Handle<v8::Value> value) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::SetHiddenValue()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
| i::Handle<i::Object> result = |
| i::JSObject::SetHiddenProperty(self, key_obj, value_obj); |
| return *result == *self; |
| } |
| |
| |
| v8::Local<v8::Value> v8::Object::GetHiddenValue(v8::Handle<v8::String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::GetHiddenValue()", |
| return Local<v8::Value>()); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| i::Handle<i::Object> result(self->GetHiddenProperty(*key_obj)); |
| if (result->IsUndefined()) return v8::Local<v8::Value>(); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| bool v8::Object::DeleteHiddenValue(v8::Handle<v8::String> key) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::DeleteHiddenValue()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
| self->DeleteHiddenProperty(*key_obj); |
| return true; |
| } |
| |
| |
| namespace { |
| |
| static i::ElementsKind GetElementsKindFromExternalArrayType( |
| ExternalArrayType array_type) { |
| switch (array_type) { |
| case kExternalByteArray: |
| return i::EXTERNAL_BYTE_ELEMENTS; |
| break; |
| case kExternalUnsignedByteArray: |
| return i::EXTERNAL_UNSIGNED_BYTE_ELEMENTS; |
| break; |
| case kExternalShortArray: |
| return i::EXTERNAL_SHORT_ELEMENTS; |
| break; |
| case kExternalUnsignedShortArray: |
| return i::EXTERNAL_UNSIGNED_SHORT_ELEMENTS; |
| break; |
| case kExternalIntArray: |
| return i::EXTERNAL_INT_ELEMENTS; |
| break; |
| case kExternalUnsignedIntArray: |
| return i::EXTERNAL_UNSIGNED_INT_ELEMENTS; |
| break; |
| case kExternalFloatArray: |
| return i::EXTERNAL_FLOAT_ELEMENTS; |
| break; |
| case kExternalDoubleArray: |
| return i::EXTERNAL_DOUBLE_ELEMENTS; |
| break; |
| case kExternalPixelArray: |
| return i::EXTERNAL_PIXEL_ELEMENTS; |
| break; |
| } |
| UNREACHABLE(); |
| return i::DICTIONARY_ELEMENTS; |
| } |
| |
| |
| void PrepareExternalArrayElements(i::Handle<i::JSObject> object, |
| void* data, |
| ExternalArrayType array_type, |
| int length) { |
| i::Isolate* isolate = object->GetIsolate(); |
| i::Handle<i::ExternalArray> array = |
| isolate->factory()->NewExternalArray(length, array_type, data); |
| |
| i::Handle<i::Map> external_array_map = |
| isolate->factory()->GetElementsTransitionMap( |
| object, |
| GetElementsKindFromExternalArrayType(array_type)); |
| |
| object->set_map(*external_array_map); |
| object->set_elements(*array); |
| } |
| |
| } // namespace |
| |
| |
| void v8::Object::SetIndexedPropertiesToPixelData(uint8_t* data, int length) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::SetElementsToPixelData()", return); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| if (!ApiCheck(length <= i::ExternalPixelArray::kMaxLength, |
| "v8::Object::SetIndexedPropertiesToPixelData()", |
| "length exceeds max acceptable value")) { |
| return; |
| } |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| if (!ApiCheck(!self->IsJSArray(), |
| "v8::Object::SetIndexedPropertiesToPixelData()", |
| "JSArray is not supported")) { |
| return; |
| } |
| PrepareExternalArrayElements(self, data, kExternalPixelArray, length); |
| } |
| |
| |
| bool v8::Object::HasIndexedPropertiesInPixelData() { |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| ON_BAILOUT(self->GetIsolate(), "v8::HasIndexedPropertiesInPixelData()", |
| return false); |
| return self->HasExternalPixelElements(); |
| } |
| |
| |
| uint8_t* v8::Object::GetIndexedPropertiesPixelData() { |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| ON_BAILOUT(self->GetIsolate(), "v8::GetIndexedPropertiesPixelData()", |
| return NULL); |
| if (self->HasExternalPixelElements()) { |
| return i::ExternalPixelArray::cast(self->elements())-> |
| external_pixel_pointer(); |
| } else { |
| return NULL; |
| } |
| } |
| |
| |
| int v8::Object::GetIndexedPropertiesPixelDataLength() { |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| ON_BAILOUT(self->GetIsolate(), "v8::GetIndexedPropertiesPixelDataLength()", |
| return -1); |
| if (self->HasExternalPixelElements()) { |
| return i::ExternalPixelArray::cast(self->elements())->length(); |
| } else { |
| return -1; |
| } |
| } |
| |
| |
| void v8::Object::SetIndexedPropertiesToExternalArrayData( |
| void* data, |
| ExternalArrayType array_type, |
| int length) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::SetIndexedPropertiesToExternalArrayData()", return); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| if (!ApiCheck(length <= i::ExternalArray::kMaxLength, |
| "v8::Object::SetIndexedPropertiesToExternalArrayData()", |
| "length exceeds max acceptable value")) { |
| return; |
| } |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| if (!ApiCheck(!self->IsJSArray(), |
| "v8::Object::SetIndexedPropertiesToExternalArrayData()", |
| "JSArray is not supported")) { |
| return; |
| } |
| PrepareExternalArrayElements(self, data, array_type, length); |
| } |
| |
| |
| bool v8::Object::HasIndexedPropertiesInExternalArrayData() { |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| ON_BAILOUT(self->GetIsolate(), |
| "v8::HasIndexedPropertiesInExternalArrayData()", |
| return false); |
| return self->HasExternalArrayElements(); |
| } |
| |
| |
| void* v8::Object::GetIndexedPropertiesExternalArrayData() { |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| ON_BAILOUT(self->GetIsolate(), |
| "v8::GetIndexedPropertiesExternalArrayData()", |
| return NULL); |
| if (self->HasExternalArrayElements()) { |
| return i::ExternalArray::cast(self->elements())->external_pointer(); |
| } else { |
| return NULL; |
| } |
| } |
| |
| |
| ExternalArrayType v8::Object::GetIndexedPropertiesExternalArrayDataType() { |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| ON_BAILOUT(self->GetIsolate(), |
| "v8::GetIndexedPropertiesExternalArrayDataType()", |
| return static_cast<ExternalArrayType>(-1)); |
| switch (self->elements()->map()->instance_type()) { |
| case i::EXTERNAL_BYTE_ARRAY_TYPE: |
| return kExternalByteArray; |
| case i::EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE: |
| return kExternalUnsignedByteArray; |
| case i::EXTERNAL_SHORT_ARRAY_TYPE: |
| return kExternalShortArray; |
| case i::EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE: |
| return kExternalUnsignedShortArray; |
| case i::EXTERNAL_INT_ARRAY_TYPE: |
| return kExternalIntArray; |
| case i::EXTERNAL_UNSIGNED_INT_ARRAY_TYPE: |
| return kExternalUnsignedIntArray; |
| case i::EXTERNAL_FLOAT_ARRAY_TYPE: |
| return kExternalFloatArray; |
| case i::EXTERNAL_DOUBLE_ARRAY_TYPE: |
| return kExternalDoubleArray; |
| case i::EXTERNAL_PIXEL_ARRAY_TYPE: |
| return kExternalPixelArray; |
| default: |
| return static_cast<ExternalArrayType>(-1); |
| } |
| } |
| |
| |
| int v8::Object::GetIndexedPropertiesExternalArrayDataLength() { |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| ON_BAILOUT(self->GetIsolate(), |
| "v8::GetIndexedPropertiesExternalArrayDataLength()", |
| return 0); |
| if (self->HasExternalArrayElements()) { |
| return i::ExternalArray::cast(self->elements())->length(); |
| } else { |
| return -1; |
| } |
| } |
| |
| |
| bool v8::Object::IsCallable() { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::IsCallable()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| if (obj->IsJSFunction()) return true; |
| return i::Execution::GetFunctionDelegate(obj)->IsJSFunction(); |
| } |
| |
| |
| Local<v8::Value> Object::CallAsFunction(v8::Handle<v8::Object> recv, |
| int argc, |
| v8::Handle<v8::Value> argv[]) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::CallAsFunction()", |
| return Local<v8::Value>()); |
| LOG_API(isolate, "Object::CallAsFunction"); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| i::Handle<i::Object> recv_obj = Utils::OpenHandle(*recv); |
| STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
| i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv); |
| i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>(); |
| if (obj->IsJSFunction()) { |
| fun = i::Handle<i::JSFunction>::cast(obj); |
| } else { |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> delegate = |
| i::Execution::TryGetFunctionDelegate(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
| fun = i::Handle<i::JSFunction>::cast(delegate); |
| recv_obj = obj; |
| } |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> returned = |
| i::Execution::Call(fun, recv_obj, argc, args, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<Value>()); |
| return Utils::ToLocal(scope.CloseAndEscape(returned)); |
| } |
| |
| |
| Local<v8::Value> Object::CallAsConstructor(int argc, |
| v8::Handle<v8::Value> argv[]) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Object::CallAsConstructor()", |
| return Local<v8::Object>()); |
| LOG_API(isolate, "Object::CallAsConstructor"); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
| i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv); |
| if (obj->IsJSFunction()) { |
| i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(obj); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> returned = |
| i::Execution::New(fun, argc, args, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<v8::Object>()); |
| return Utils::ToLocal(scope.CloseAndEscape( |
| i::Handle<i::JSObject>::cast(returned))); |
| } |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> delegate = |
| i::Execution::TryGetConstructorDelegate(obj, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Object>()); |
| if (!delegate->IsUndefined()) { |
| i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(delegate); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> returned = |
| i::Execution::Call(fun, obj, argc, args, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<v8::Object>()); |
| ASSERT(!delegate->IsUndefined()); |
| return Utils::ToLocal(scope.CloseAndEscape(returned)); |
| } |
| return Local<v8::Object>(); |
| } |
| |
| |
| Local<v8::Object> Function::NewInstance() const { |
| return NewInstance(0, NULL); |
| } |
| |
| |
| Local<v8::Object> Function::NewInstance(int argc, |
| v8::Handle<v8::Value> argv[]) const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Function::NewInstance()", |
| return Local<v8::Object>()); |
| LOG_API(isolate, "Function::NewInstance"); |
| ENTER_V8(isolate); |
| HandleScope scope; |
| i::Handle<i::JSFunction> function = Utils::OpenHandle(this); |
| STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
| i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> returned = |
| i::Execution::New(function, argc, args, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<v8::Object>()); |
| return scope.Close(Utils::ToLocal(i::Handle<i::JSObject>::cast(returned))); |
| } |
| |
| |
| Local<v8::Value> Function::Call(v8::Handle<v8::Object> recv, int argc, |
| v8::Handle<v8::Value> argv[]) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Function::Call()", return Local<v8::Value>()); |
| LOG_API(isolate, "Function::Call"); |
| ENTER_V8(isolate); |
| i::Object* raw_result = NULL; |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::JSFunction> fun = Utils::OpenHandle(this); |
| i::Handle<i::Object> recv_obj = Utils::OpenHandle(*recv); |
| STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
| i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> returned = |
| i::Execution::Call(fun, recv_obj, argc, args, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<Object>()); |
| raw_result = *returned; |
| } |
| i::Handle<i::Object> result(raw_result); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| void Function::SetName(v8::Handle<v8::String> name) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ENTER_V8(isolate); |
| USE(isolate); |
| i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| func->shared()->set_name(*Utils::OpenHandle(*name)); |
| } |
| |
| |
| Handle<Value> Function::GetName() const { |
| i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| return Utils::ToLocal(i::Handle<i::Object>(func->shared()->name())); |
| } |
| |
| |
| Handle<Value> Function::GetInferredName() const { |
| i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| return Utils::ToLocal(i::Handle<i::Object>(func->shared()->inferred_name())); |
| } |
| |
| |
| ScriptOrigin Function::GetScriptOrigin() const { |
| i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| if (func->shared()->script()->IsScript()) { |
| i::Handle<i::Script> script(i::Script::cast(func->shared()->script())); |
| v8::ScriptOrigin origin( |
| Utils::ToLocal(i::Handle<i::Object>(script->name())), |
| v8::Integer::New(script->line_offset()->value()), |
| v8::Integer::New(script->column_offset()->value())); |
| return origin; |
| } |
| return v8::ScriptOrigin(Handle<Value>()); |
| } |
| |
| |
| const int Function::kLineOffsetNotFound = -1; |
| |
| |
| int Function::GetScriptLineNumber() const { |
| i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| if (func->shared()->script()->IsScript()) { |
| i::Handle<i::Script> script(i::Script::cast(func->shared()->script())); |
| return i::GetScriptLineNumber(script, func->shared()->start_position()); |
| } |
| return kLineOffsetNotFound; |
| } |
| |
| |
| int Function::GetScriptColumnNumber() const { |
| i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| if (func->shared()->script()->IsScript()) { |
| i::Handle<i::Script> script(i::Script::cast(func->shared()->script())); |
| return i::GetScriptColumnNumber(script, func->shared()->start_position()); |
| } |
| return kLineOffsetNotFound; |
| } |
| |
| Handle<Value> Function::GetScriptId() const { |
| i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| if (!func->shared()->script()->IsScript()) |
| return v8::Undefined(); |
| i::Handle<i::Script> script(i::Script::cast(func->shared()->script())); |
| return Utils::ToLocal(i::Handle<i::Object>(script->id())); |
| } |
| |
| int String::Length() const { |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| if (IsDeadCheck(str->GetIsolate(), "v8::String::Length()")) return 0; |
| return str->length(); |
| } |
| |
| |
| int String::Utf8Length() const { |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| if (IsDeadCheck(str->GetIsolate(), "v8::String::Utf8Length()")) return 0; |
| return i::Utf8Length(str); |
| } |
| |
| |
| // Will fail with a negative answer if the recursion depth is too high. |
| static int RecursivelySerializeToUtf8(i::String* string, |
| char* buffer, |
| int start, |
| int end, |
| int recursion_budget, |
| int32_t previous_character, |
| int32_t* last_character) { |
| int utf8_bytes = 0; |
| while (true) { |
| if (string->IsAsciiRepresentation()) { |
| i::String::WriteToFlat(string, buffer, start, end); |
| *last_character = unibrow::Utf16::kNoPreviousCharacter; |
| return utf8_bytes + end - start; |
| } |
| switch (i::StringShape(string).representation_tag()) { |
| case i::kExternalStringTag: { |
| const uint16_t* data = i::ExternalTwoByteString::cast(string)-> |
| ExternalTwoByteStringGetData(0); |
| char* current = buffer; |
| for (int i = start; i < end; i++) { |
| uint16_t character = data[i]; |
| current += |
| unibrow::Utf8::Encode(current, character, previous_character); |
| previous_character = character; |
| } |
| *last_character = previous_character; |
| return static_cast<int>(utf8_bytes + current - buffer); |
| } |
| case i::kSeqStringTag: { |
| const uint16_t* data = |
| i::SeqTwoByteString::cast(string)->SeqTwoByteStringGetData(0); |
| char* current = buffer; |
| for (int i = start; i < end; i++) { |
| uint16_t character = data[i]; |
| current += |
| unibrow::Utf8::Encode(current, character, previous_character); |
| previous_character = character; |
| } |
| *last_character = previous_character; |
| return static_cast<int>(utf8_bytes + current - buffer); |
| } |
| case i::kSlicedStringTag: { |
| i::SlicedString* slice = i::SlicedString::cast(string); |
| unsigned offset = slice->offset(); |
| string = slice->parent(); |
| start += offset; |
| end += offset; |
| continue; |
| } |
| case i::kConsStringTag: { |
| i::ConsString* cons_string = i::ConsString::cast(string); |
| i::String* first = cons_string->first(); |
| int boundary = first->length(); |
| if (start >= boundary) { |
| // Only need RHS. |
| string = cons_string->second(); |
| start -= boundary; |
| end -= boundary; |
| continue; |
| } else if (end <= boundary) { |
| // Only need LHS. |
| string = first; |
| } else { |
| if (recursion_budget == 0) return -1; |
| int extra_utf8_bytes = |
| RecursivelySerializeToUtf8(first, |
| buffer, |
| start, |
| boundary, |
| recursion_budget - 1, |
| previous_character, |
| &previous_character); |
| if (extra_utf8_bytes < 0) return extra_utf8_bytes; |
| buffer += extra_utf8_bytes; |
| utf8_bytes += extra_utf8_bytes; |
| string = cons_string->second(); |
| start = 0; |
| end -= boundary; |
| } |
| } |
| } |
| } |
| UNREACHABLE(); |
| return 0; |
| } |
| |
| |
| bool String::MayContainNonAscii() const { |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| if (IsDeadCheck(str->GetIsolate(), "v8::String::MayContainNonAscii()")) { |
| return false; |
| } |
| return !str->HasOnlyAsciiChars(); |
| } |
| |
| |
| int String::WriteUtf8(char* buffer, |
| int capacity, |
| int* nchars_ref, |
| int options) const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::String::WriteUtf8()")) return 0; |
| LOG_API(isolate, "String::WriteUtf8"); |
| ENTER_V8(isolate); |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| int string_length = str->length(); |
| if (str->IsAsciiRepresentation()) { |
| int len; |
| if (capacity == -1) { |
| capacity = str->length() + 1; |
| len = string_length; |
| } else { |
| len = i::Min(capacity, str->length()); |
| } |
| i::String::WriteToFlat(*str, buffer, 0, len); |
| if (nchars_ref != NULL) *nchars_ref = len; |
| if (!(options & NO_NULL_TERMINATION) && capacity > len) { |
| buffer[len] = '\0'; |
| return len + 1; |
| } |
| return len; |
| } |
| |
| if (capacity == -1 || capacity / 3 >= string_length) { |
| int32_t previous = unibrow::Utf16::kNoPreviousCharacter; |
| const int kMaxRecursion = 100; |
| int utf8_bytes = |
| RecursivelySerializeToUtf8(*str, |
| buffer, |
| 0, |
| string_length, |
| kMaxRecursion, |
| previous, |
| &previous); |
| if (utf8_bytes >= 0) { |
| // Success serializing with recursion. |
| if ((options & NO_NULL_TERMINATION) == 0 && |
| (capacity > utf8_bytes || capacity == -1)) { |
| buffer[utf8_bytes++] = '\0'; |
| } |
| if (nchars_ref != NULL) *nchars_ref = string_length; |
| return utf8_bytes; |
| } |
| FlattenString(str); |
| // Recurse once. This time around the string is flat and the serializing |
| // with recursion will certainly succeed. |
| return WriteUtf8(buffer, capacity, nchars_ref, options); |
| } else if (capacity >= string_length) { |
| // First check that the buffer is large enough. If it is, then recurse |
| // once without a capacity limit, which will get into the other branch of |
| // this 'if'. |
| int utf8_bytes = i::Utf8Length(str); |
| if ((options & NO_NULL_TERMINATION) == 0) utf8_bytes++; |
| if (utf8_bytes <= capacity) { |
| return WriteUtf8(buffer, -1, nchars_ref, options); |
| } |
| } |
| |
| // Slow case. |
| i::StringInputBuffer& write_input_buffer = *isolate->write_input_buffer(); |
| isolate->string_tracker()->RecordWrite(str); |
| if (options & HINT_MANY_WRITES_EXPECTED) { |
| // Flatten the string for efficiency. This applies whether we are |
| // using StringInputBuffer or Get(i) to access the characters. |
| FlattenString(str); |
| } |
| write_input_buffer.Reset(0, *str); |
| int len = str->length(); |
| // Encode the first K - 3 bytes directly into the buffer since we |
| // know there's room for them. If no capacity is given we copy all |
| // of them here. |
| int fast_end = capacity - (unibrow::Utf8::kMaxEncodedSize - 1); |
| int i; |
| int pos = 0; |
| int nchars = 0; |
| int previous = unibrow::Utf16::kNoPreviousCharacter; |
| for (i = 0; i < len && (capacity == -1 || pos < fast_end); i++) { |
| i::uc32 c = write_input_buffer.GetNext(); |
| int written = unibrow::Utf8::Encode(buffer + pos, c, previous); |
| pos += written; |
| nchars++; |
| previous = c; |
| } |
| if (i < len) { |
| // For the last characters we need to check the length for each one |
| // because they may be longer than the remaining space in the |
| // buffer. |
| char intermediate[unibrow::Utf8::kMaxEncodedSize]; |
| for (; i < len && pos < capacity; i++) { |
| i::uc32 c = write_input_buffer.GetNext(); |
| if (unibrow::Utf16::IsTrailSurrogate(c) && |
| unibrow::Utf16::IsLeadSurrogate(previous)) { |
| // We can't use the intermediate buffer here because the encoding |
| // of surrogate pairs is done under assumption that you can step |
| // back and fix the UTF8 stream. Luckily we only need space for one |
| // more byte, so there is always space. |
| ASSERT(pos < capacity); |
| int written = unibrow::Utf8::Encode(buffer + pos, c, previous); |
| ASSERT(written == 1); |
| pos += written; |
| nchars++; |
| } else { |
| int written = |
| unibrow::Utf8::Encode(intermediate, |
| c, |
| unibrow::Utf16::kNoPreviousCharacter); |
| if (pos + written <= capacity) { |
| for (int j = 0; j < written; j++) |
| buffer[pos + j] = intermediate[j]; |
| pos += written; |
| nchars++; |
| } else { |
| // We've reached the end of the buffer |
| break; |
| } |
| } |
| previous = c; |
| } |
| } |
| if (nchars_ref != NULL) *nchars_ref = nchars; |
| if (!(options & NO_NULL_TERMINATION) && |
| (i == len && (capacity == -1 || pos < capacity))) |
| buffer[pos++] = '\0'; |
| return pos; |
| } |
| |
| |
| int String::WriteAscii(char* buffer, |
| int start, |
| int length, |
| int options) const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::String::WriteAscii()")) return 0; |
| LOG_API(isolate, "String::WriteAscii"); |
| ENTER_V8(isolate); |
| i::StringInputBuffer& write_input_buffer = *isolate->write_input_buffer(); |
| ASSERT(start >= 0 && length >= -1); |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| isolate->string_tracker()->RecordWrite(str); |
| if (options & HINT_MANY_WRITES_EXPECTED) { |
| // Flatten the string for efficiency. This applies whether we are |
| // using StringInputBuffer or Get(i) to access the characters. |
| str->TryFlatten(); |
| } |
| int end = length; |
| if ( (length == -1) || (length > str->length() - start) ) |
| end = str->length() - start; |
| if (end < 0) return 0; |
| write_input_buffer.Reset(start, *str); |
| int i; |
| for (i = 0; i < end; i++) { |
| char c = static_cast<char>(write_input_buffer.GetNext()); |
| if (c == '\0') c = ' '; |
| buffer[i] = c; |
| } |
| if (!(options & NO_NULL_TERMINATION) && (length == -1 || i < length)) |
| buffer[i] = '\0'; |
| return i; |
| } |
| |
| |
| int String::Write(uint16_t* buffer, |
| int start, |
| int length, |
| int options) const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::String::Write()")) return 0; |
| LOG_API(isolate, "String::Write"); |
| ENTER_V8(isolate); |
| ASSERT(start >= 0 && length >= -1); |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| isolate->string_tracker()->RecordWrite(str); |
| if (options & HINT_MANY_WRITES_EXPECTED) { |
| // Flatten the string for efficiency. This applies whether we are |
| // using StringInputBuffer or Get(i) to access the characters. |
| str->TryFlatten(); |
| } |
| int end = start + length; |
| if ((length == -1) || (length > str->length() - start) ) |
| end = str->length(); |
| if (end < 0) return 0; |
| i::String::WriteToFlat(*str, buffer, start, end); |
| if (!(options & NO_NULL_TERMINATION) && |
| (length == -1 || end - start < length)) { |
| buffer[end - start] = '\0'; |
| } |
| return end - start; |
| } |
| |
| |
| bool v8::String::IsExternal() const { |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| if (IsDeadCheck(str->GetIsolate(), "v8::String::IsExternal()")) { |
| return false; |
| } |
| EnsureInitializedForIsolate(str->GetIsolate(), "v8::String::IsExternal()"); |
| return i::StringShape(*str).IsExternalTwoByte(); |
| } |
| |
| |
| bool v8::String::IsExternalAscii() const { |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| if (IsDeadCheck(str->GetIsolate(), "v8::String::IsExternalAscii()")) { |
| return false; |
| } |
| return i::StringShape(*str).IsExternalAscii(); |
| } |
| |
| |
| void v8::String::VerifyExternalStringResource( |
| v8::String::ExternalStringResource* value) const { |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| const v8::String::ExternalStringResource* expected; |
| if (i::StringShape(*str).IsExternalTwoByte()) { |
| const void* resource = |
| i::Handle<i::ExternalTwoByteString>::cast(str)->resource(); |
| expected = reinterpret_cast<const ExternalStringResource*>(resource); |
| } else { |
| expected = NULL; |
| } |
| CHECK_EQ(expected, value); |
| } |
| |
| |
| const v8::String::ExternalAsciiStringResource* |
| v8::String::GetExternalAsciiStringResource() const { |
| i::Handle<i::String> str = Utils::OpenHandle(this); |
| if (IsDeadCheck(str->GetIsolate(), |
| "v8::String::GetExternalAsciiStringResource()")) { |
| return NULL; |
| } |
| if (i::StringShape(*str).IsExternalAscii()) { |
| const void* resource = |
| i::Handle<i::ExternalAsciiString>::cast(str)->resource(); |
| return reinterpret_cast<const ExternalAsciiStringResource*>(resource); |
| } else { |
| return NULL; |
| } |
| } |
| |
| |
| double Number::Value() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Number::Value()")) return 0; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| return obj->Number(); |
| } |
| |
| |
| bool Boolean::Value() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Boolean::Value()")) return false; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| return obj->IsTrue(); |
| } |
| |
| |
| int64_t Integer::Value() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Integer::Value()")) return 0; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsSmi()) { |
| return i::Smi::cast(*obj)->value(); |
| } else { |
| return static_cast<int64_t>(obj->Number()); |
| } |
| } |
| |
| |
| int32_t Int32::Value() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Int32::Value()")) return 0; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsSmi()) { |
| return i::Smi::cast(*obj)->value(); |
| } else { |
| return static_cast<int32_t>(obj->Number()); |
| } |
| } |
| |
| |
| uint32_t Uint32::Value() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Uint32::Value()")) return 0; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| if (obj->IsSmi()) { |
| return i::Smi::cast(*obj)->value(); |
| } else { |
| return static_cast<uint32_t>(obj->Number()); |
| } |
| } |
| |
| |
| int v8::Object::InternalFieldCount() { |
| i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| if (IsDeadCheck(obj->GetIsolate(), "v8::Object::InternalFieldCount()")) { |
| return 0; |
| } |
| return obj->GetInternalFieldCount(); |
| } |
| |
| |
| Local<Value> v8::Object::CheckedGetInternalField(int index) { |
| i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| if (IsDeadCheck(obj->GetIsolate(), "v8::Object::GetInternalField()")) { |
| return Local<Value>(); |
| } |
| if (!ApiCheck(index < obj->GetInternalFieldCount(), |
| "v8::Object::GetInternalField()", |
| "Reading internal field out of bounds")) { |
| return Local<Value>(); |
| } |
| i::Handle<i::Object> value(obj->GetInternalField(index)); |
| Local<Value> result = Utils::ToLocal(value); |
| #ifdef DEBUG |
| Local<Value> unchecked = UncheckedGetInternalField(index); |
| ASSERT(unchecked.IsEmpty() || (unchecked == result)); |
| #endif |
| return result; |
| } |
| |
| |
| void v8::Object::SetInternalField(int index, v8::Handle<Value> value) { |
| i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| i::Isolate* isolate = obj->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Object::SetInternalField()")) { |
| return; |
| } |
| if (!ApiCheck(index < obj->GetInternalFieldCount(), |
| "v8::Object::SetInternalField()", |
| "Writing internal field out of bounds")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::Handle<i::Object> val = Utils::OpenHandle(*value); |
| obj->SetInternalField(index, *val); |
| } |
| |
| |
| static bool CanBeEncodedAsSmi(void* ptr) { |
| const uintptr_t address = reinterpret_cast<uintptr_t>(ptr); |
| return ((address & i::kEncodablePointerMask) == 0); |
| } |
| |
| |
| static i::Smi* EncodeAsSmi(void* ptr) { |
| ASSERT(CanBeEncodedAsSmi(ptr)); |
| const uintptr_t address = reinterpret_cast<uintptr_t>(ptr); |
| i::Smi* result = reinterpret_cast<i::Smi*>(address << i::kPointerToSmiShift); |
| ASSERT(i::Internals::HasSmiTag(result)); |
| ASSERT_EQ(result, i::Smi::FromInt(result->value())); |
| ASSERT_EQ(ptr, i::Internals::GetExternalPointerFromSmi(result)); |
| return result; |
| } |
| |
| |
| void v8::Object::SetPointerInInternalField(int index, void* value) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ENTER_V8(isolate); |
| if (CanBeEncodedAsSmi(value)) { |
| Utils::OpenHandle(this)->SetInternalField(index, EncodeAsSmi(value)); |
| } else { |
| HandleScope scope; |
| i::Handle<i::Foreign> foreign = |
| isolate->factory()->NewForeign( |
| reinterpret_cast<i::Address>(value), i::TENURED); |
| if (!foreign.is_null()) |
| Utils::OpenHandle(this)->SetInternalField(index, *foreign); |
| } |
| ASSERT_EQ(value, GetPointerFromInternalField(index)); |
| } |
| |
| |
| // --- E n v i r o n m e n t --- |
| |
| |
| bool v8::V8::Initialize() { |
| i::Isolate* isolate = i::Isolate::UncheckedCurrent(); |
| if (isolate != NULL && isolate->IsInitialized()) { |
| return true; |
| } |
| return InitializeHelper(); |
| } |
| |
| |
| void v8::V8::SetEntropySource(EntropySource source) { |
| i::V8::SetEntropySource(source); |
| } |
| |
| |
| void v8::V8::SetReturnAddressLocationResolver( |
| ReturnAddressLocationResolver return_address_resolver) { |
| i::V8::SetReturnAddressLocationResolver(return_address_resolver); |
| } |
| |
| |
| bool v8::V8::Dispose() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!ApiCheck(isolate != NULL && isolate->IsDefaultIsolate(), |
| "v8::V8::Dispose()", |
| "Use v8::Isolate::Dispose() for a non-default isolate.")) { |
| return false; |
| } |
| i::V8::TearDown(); |
| return true; |
| } |
| |
| |
| HeapStatistics::HeapStatistics(): total_heap_size_(0), |
| total_heap_size_executable_(0), |
| used_heap_size_(0), |
| heap_size_limit_(0) { } |
| |
| |
| void v8::V8::GetHeapStatistics(HeapStatistics* heap_statistics) { |
| if (!i::Isolate::Current()->IsInitialized()) { |
| // Isolate is unitialized thus heap is not configured yet. |
| heap_statistics->set_total_heap_size(0); |
| heap_statistics->set_total_heap_size_executable(0); |
| heap_statistics->set_used_heap_size(0); |
| heap_statistics->set_heap_size_limit(0); |
| return; |
| } |
| |
| i::Heap* heap = i::Isolate::Current()->heap(); |
| heap_statistics->set_total_heap_size(heap->CommittedMemory()); |
| heap_statistics->set_total_heap_size_executable( |
| heap->CommittedMemoryExecutable()); |
| heap_statistics->set_used_heap_size(heap->SizeOfObjects()); |
| heap_statistics->set_heap_size_limit(heap->MaxReserved()); |
| } |
| |
| |
| void v8::V8::VisitExternalResources(ExternalResourceVisitor* visitor) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::V8::VisitExternalResources"); |
| isolate->heap()->VisitExternalResources(visitor); |
| } |
| |
| |
| bool v8::V8::IdleNotification(int hint) { |
| // Returning true tells the caller that it need not |
| // continue to call IdleNotification. |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (isolate == NULL || !isolate->IsInitialized()) return true; |
| return i::V8::IdleNotification(hint); |
| } |
| |
| |
| void v8::V8::LowMemoryNotification() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (isolate == NULL || !isolate->IsInitialized()) return; |
| isolate->heap()->CollectAllAvailableGarbage("low memory notification"); |
| } |
| |
| |
| int v8::V8::ContextDisposedNotification() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!isolate->IsInitialized()) return 0; |
| return isolate->heap()->NotifyContextDisposed(); |
| } |
| |
| |
| const char* v8::V8::GetVersion() { |
| return i::Version::GetVersion(); |
| } |
| |
| |
| static i::Handle<i::FunctionTemplateInfo> |
| EnsureConstructor(i::Handle<i::ObjectTemplateInfo> templ) { |
| if (templ->constructor()->IsUndefined()) { |
| Local<FunctionTemplate> constructor = FunctionTemplate::New(); |
| Utils::OpenHandle(*constructor)->set_instance_template(*templ); |
| templ->set_constructor(*Utils::OpenHandle(*constructor)); |
| } |
| return i::Handle<i::FunctionTemplateInfo>( |
| i::FunctionTemplateInfo::cast(templ->constructor())); |
| } |
| |
| |
| Persistent<Context> v8::Context::New( |
| v8::ExtensionConfiguration* extensions, |
| v8::Handle<ObjectTemplate> global_template, |
| v8::Handle<Value> global_object) { |
| i::Isolate::EnsureDefaultIsolate(); |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Context::New()"); |
| LOG_API(isolate, "Context::New"); |
| ON_BAILOUT(isolate, "v8::Context::New()", return Persistent<Context>()); |
| |
| // Enter V8 via an ENTER_V8 scope. |
| i::Handle<i::Context> env; |
| { |
| ENTER_V8(isolate); |
| v8::Handle<ObjectTemplate> proxy_template = global_template; |
| i::Handle<i::FunctionTemplateInfo> proxy_constructor; |
| i::Handle<i::FunctionTemplateInfo> global_constructor; |
| |
| if (!global_template.IsEmpty()) { |
| // Make sure that the global_template has a constructor. |
| global_constructor = |
| EnsureConstructor(Utils::OpenHandle(*global_template)); |
| |
| // Create a fresh template for the global proxy object. |
| proxy_template = ObjectTemplate::New(); |
| proxy_constructor = |
| EnsureConstructor(Utils::OpenHandle(*proxy_template)); |
| |
| // Set the global template to be the prototype template of |
| // global proxy template. |
| proxy_constructor->set_prototype_template( |
| *Utils::OpenHandle(*global_template)); |
| |
| // Migrate security handlers from global_template to |
| // proxy_template. Temporarily removing access check |
| // information from the global template. |
| if (!global_constructor->access_check_info()->IsUndefined()) { |
| proxy_constructor->set_access_check_info( |
| global_constructor->access_check_info()); |
| proxy_constructor->set_needs_access_check( |
| global_constructor->needs_access_check()); |
| global_constructor->set_needs_access_check(false); |
| global_constructor->set_access_check_info( |
| isolate->heap()->undefined_value()); |
| } |
| } |
| |
| // Create the environment. |
| env = isolate->bootstrapper()->CreateEnvironment( |
| isolate, |
| Utils::OpenHandle(*global_object), |
| proxy_template, |
| extensions); |
| |
| // Restore the access check info on the global template. |
| if (!global_template.IsEmpty()) { |
| ASSERT(!global_constructor.is_null()); |
| ASSERT(!proxy_constructor.is_null()); |
| global_constructor->set_access_check_info( |
| proxy_constructor->access_check_info()); |
| global_constructor->set_needs_access_check( |
| proxy_constructor->needs_access_check()); |
| } |
| isolate->runtime_profiler()->Reset(); |
| } |
| // Leave V8. |
| |
| if (env.is_null()) { |
| return Persistent<Context>(); |
| } |
| return Persistent<Context>(Utils::ToLocal(env)); |
| } |
| |
| |
| void v8::Context::SetSecurityToken(Handle<Value> token) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Context::SetSecurityToken()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::Handle<i::Context> env = Utils::OpenHandle(this); |
| i::Handle<i::Object> token_handle = Utils::OpenHandle(*token); |
| env->set_security_token(*token_handle); |
| } |
| |
| |
| void v8::Context::UseDefaultSecurityToken() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, |
| "v8::Context::UseDefaultSecurityToken()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::Handle<i::Context> env = Utils::OpenHandle(this); |
| env->set_security_token(env->global()); |
| } |
| |
| |
| Handle<Value> v8::Context::GetSecurityToken() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Context::GetSecurityToken()")) { |
| return Handle<Value>(); |
| } |
| i::Handle<i::Context> env = Utils::OpenHandle(this); |
| i::Object* security_token = env->security_token(); |
| i::Handle<i::Object> token_handle(security_token); |
| return Utils::ToLocal(token_handle); |
| } |
| |
| |
| bool Context::HasOutOfMemoryException() { |
| i::Handle<i::Context> env = Utils::OpenHandle(this); |
| return env->has_out_of_memory(); |
| } |
| |
| |
| bool Context::InContext() { |
| return i::Isolate::Current()->context() != NULL; |
| } |
| |
| |
| v8::Local<v8::Context> Context::GetEntered() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!EnsureInitializedForIsolate(isolate, "v8::Context::GetEntered()")) { |
| return Local<Context>(); |
| } |
| i::Handle<i::Object> last = |
| isolate->handle_scope_implementer()->LastEnteredContext(); |
| if (last.is_null()) return Local<Context>(); |
| i::Handle<i::Context> context = i::Handle<i::Context>::cast(last); |
| return Utils::ToLocal(context); |
| } |
| |
| |
| v8::Local<v8::Context> Context::GetCurrent() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Context::GetCurrent()")) { |
| return Local<Context>(); |
| } |
| i::Handle<i::Object> current = isolate->global_context(); |
| if (current.is_null()) return Local<Context>(); |
| i::Handle<i::Context> context = i::Handle<i::Context>::cast(current); |
| return Utils::ToLocal(context); |
| } |
| |
| |
| v8::Local<v8::Context> Context::GetCalling() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Context::GetCalling()")) { |
| return Local<Context>(); |
| } |
| i::Handle<i::Object> calling = |
| isolate->GetCallingGlobalContext(); |
| if (calling.is_null()) return Local<Context>(); |
| i::Handle<i::Context> context = i::Handle<i::Context>::cast(calling); |
| return Utils::ToLocal(context); |
| } |
| |
| |
| v8::Local<v8::Object> Context::Global() { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::Context::Global()")) { |
| return Local<v8::Object>(); |
| } |
| i::Object** ctx = reinterpret_cast<i::Object**>(this); |
| i::Handle<i::Context> context = |
| i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx)); |
| i::Handle<i::Object> global(context->global_proxy()); |
| return Utils::ToLocal(i::Handle<i::JSObject>::cast(global)); |
| } |
| |
| |
| void Context::DetachGlobal() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Context::DetachGlobal()")) return; |
| ENTER_V8(isolate); |
| i::Object** ctx = reinterpret_cast<i::Object**>(this); |
| i::Handle<i::Context> context = |
| i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx)); |
| isolate->bootstrapper()->DetachGlobal(context); |
| } |
| |
| |
| void Context::ReattachGlobal(Handle<Object> global_object) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Context::ReattachGlobal()")) return; |
| ENTER_V8(isolate); |
| i::Object** ctx = reinterpret_cast<i::Object**>(this); |
| i::Handle<i::Context> context = |
| i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx)); |
| isolate->bootstrapper()->ReattachGlobal( |
| context, |
| Utils::OpenHandle(*global_object)); |
| } |
| |
| |
| void Context::AllowCodeGenerationFromStrings(bool allow) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Context::AllowCodeGenerationFromStrings()")) { |
| return; |
| } |
| ENTER_V8(isolate); |
| i::Object** ctx = reinterpret_cast<i::Object**>(this); |
| i::Handle<i::Context> context = |
| i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx)); |
| context->set_allow_code_gen_from_strings( |
| allow ? isolate->heap()->true_value() : isolate->heap()->false_value()); |
| } |
| |
| |
| bool Context::IsCodeGenerationFromStringsAllowed() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, |
| "v8::Context::IsCodeGenerationFromStringsAllowed()")) { |
| return false; |
| } |
| ENTER_V8(isolate); |
| i::Object** ctx = reinterpret_cast<i::Object**>(this); |
| i::Handle<i::Context> context = |
| i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx)); |
| return !context->allow_code_gen_from_strings()->IsFalse(); |
| } |
| |
| |
| void V8::SetWrapperClassId(i::Object** global_handle, uint16_t class_id) { |
| i::GlobalHandles::SetWrapperClassId(global_handle, class_id); |
| } |
| |
| |
| Local<v8::Object> ObjectTemplate::NewInstance() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::ObjectTemplate::NewInstance()", |
| return Local<v8::Object>()); |
| LOG_API(isolate, "ObjectTemplate::NewInstance"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> obj = |
| i::Execution::InstantiateObject(Utils::OpenHandle(this), |
| &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Object>()); |
| return Utils::ToLocal(i::Handle<i::JSObject>::cast(obj)); |
| } |
| |
| |
| Local<v8::Function> FunctionTemplate::GetFunction() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::FunctionTemplate::GetFunction()", |
| return Local<v8::Function>()); |
| LOG_API(isolate, "FunctionTemplate::GetFunction"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> obj = |
| i::Execution::InstantiateFunction(Utils::OpenHandle(this), |
| &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Function>()); |
| return Utils::ToLocal(i::Handle<i::JSFunction>::cast(obj)); |
| } |
| |
| |
| bool FunctionTemplate::HasInstance(v8::Handle<v8::Value> value) { |
| ON_BAILOUT(i::Isolate::Current(), "v8::FunctionTemplate::HasInstanceOf()", |
| return false); |
| i::Object* obj = *Utils::OpenHandle(*value); |
| return obj->IsInstanceOf(*Utils::OpenHandle(this)); |
| } |
| |
| |
| static Local<External> ExternalNewImpl(void* data) { |
| return Utils::ToLocal(FACTORY->NewForeign(static_cast<i::Address>(data))); |
| } |
| |
| static void* ExternalValueImpl(i::Handle<i::Object> obj) { |
| return reinterpret_cast<void*>(i::Foreign::cast(*obj)->foreign_address()); |
| } |
| |
| |
| Local<Value> v8::External::Wrap(void* data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| STATIC_ASSERT(sizeof(data) == sizeof(i::Address)); |
| EnsureInitializedForIsolate(isolate, "v8::External::Wrap()"); |
| LOG_API(isolate, "External::Wrap"); |
| ENTER_V8(isolate); |
| |
| v8::Local<v8::Value> result = CanBeEncodedAsSmi(data) |
| ? Utils::ToLocal(i::Handle<i::Object>(EncodeAsSmi(data))) |
| : v8::Local<v8::Value>(ExternalNewImpl(data)); |
| |
| ASSERT_EQ(data, Unwrap(result)); |
| return result; |
| } |
| |
| |
| void* v8::Object::SlowGetPointerFromInternalField(int index) { |
| i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| i::Object* value = obj->GetInternalField(index); |
| if (value->IsSmi()) { |
| return i::Internals::GetExternalPointerFromSmi(value); |
| } else if (value->IsForeign()) { |
| return reinterpret_cast<void*>(i::Foreign::cast(value)->foreign_address()); |
| } else { |
| return NULL; |
| } |
| } |
| |
| |
| void* v8::External::FullUnwrap(v8::Handle<v8::Value> wrapper) { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::External::Unwrap()")) return 0; |
| i::Handle<i::Object> obj = Utils::OpenHandle(*wrapper); |
| void* result; |
| if (obj->IsSmi()) { |
| result = i::Internals::GetExternalPointerFromSmi(*obj); |
| } else if (obj->IsForeign()) { |
| result = ExternalValueImpl(obj); |
| } else { |
| result = NULL; |
| } |
| ASSERT_EQ(result, QuickUnwrap(wrapper)); |
| return result; |
| } |
| |
| |
| Local<External> v8::External::New(void* data) { |
| STATIC_ASSERT(sizeof(data) == sizeof(i::Address)); |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::External::New()"); |
| LOG_API(isolate, "External::New"); |
| ENTER_V8(isolate); |
| return ExternalNewImpl(data); |
| } |
| |
| |
| void* External::Value() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::External::Value()")) return 0; |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| return ExternalValueImpl(obj); |
| } |
| |
| |
| Local<String> v8::String::Empty() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!EnsureInitializedForIsolate(isolate, "v8::String::Empty()")) { |
| return v8::Local<String>(); |
| } |
| LOG_API(isolate, "String::Empty()"); |
| return Utils::ToLocal(isolate->factory()->empty_symbol()); |
| } |
| |
| |
| Local<String> v8::String::New(const char* data, int length) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::String::New()"); |
| LOG_API(isolate, "String::New(char)"); |
| if (length == 0) return Empty(); |
| ENTER_V8(isolate); |
| if (length == -1) length = i::StrLength(data); |
| i::Handle<i::String> result = |
| isolate->factory()->NewStringFromUtf8( |
| i::Vector<const char>(data, length)); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| Local<String> v8::String::Concat(Handle<String> left, Handle<String> right) { |
| i::Handle<i::String> left_string = Utils::OpenHandle(*left); |
| i::Isolate* isolate = left_string->GetIsolate(); |
| EnsureInitializedForIsolate(isolate, "v8::String::New()"); |
| LOG_API(isolate, "String::New(char)"); |
| ENTER_V8(isolate); |
| i::Handle<i::String> right_string = Utils::OpenHandle(*right); |
| i::Handle<i::String> result = isolate->factory()->NewConsString(left_string, |
| right_string); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| Local<String> v8::String::NewUndetectable(const char* data, int length) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::String::NewUndetectable()"); |
| LOG_API(isolate, "String::NewUndetectable(char)"); |
| ENTER_V8(isolate); |
| if (length == -1) length = i::StrLength(data); |
| i::Handle<i::String> result = |
| isolate->factory()->NewStringFromUtf8( |
| i::Vector<const char>(data, length)); |
| result->MarkAsUndetectable(); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| static int TwoByteStringLength(const uint16_t* data) { |
| int length = 0; |
| while (data[length] != '\0') length++; |
| return length; |
| } |
| |
| |
| Local<String> v8::String::New(const uint16_t* data, int length) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::String::New()"); |
| LOG_API(isolate, "String::New(uint16_)"); |
| if (length == 0) return Empty(); |
| ENTER_V8(isolate); |
| if (length == -1) length = TwoByteStringLength(data); |
| i::Handle<i::String> result = |
| isolate->factory()->NewStringFromTwoByte( |
| i::Vector<const uint16_t>(data, length)); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| Local<String> v8::String::NewUndetectable(const uint16_t* data, int length) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::String::NewUndetectable()"); |
| LOG_API(isolate, "String::NewUndetectable(uint16_)"); |
| ENTER_V8(isolate); |
| if (length == -1) length = TwoByteStringLength(data); |
| i::Handle<i::String> result = |
| isolate->factory()->NewStringFromTwoByte( |
| i::Vector<const uint16_t>(data, length)); |
| result->MarkAsUndetectable(); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| i::Handle<i::String> NewExternalStringHandle(i::Isolate* isolate, |
| v8::String::ExternalStringResource* resource) { |
| i::Handle<i::String> result = |
| isolate->factory()->NewExternalStringFromTwoByte(resource); |
| return result; |
| } |
| |
| |
| i::Handle<i::String> NewExternalAsciiStringHandle(i::Isolate* isolate, |
| v8::String::ExternalAsciiStringResource* resource) { |
| i::Handle<i::String> result = |
| isolate->factory()->NewExternalStringFromAscii(resource); |
| return result; |
| } |
| |
| |
| Local<String> v8::String::NewExternal( |
| v8::String::ExternalStringResource* resource) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::String::NewExternal()"); |
| LOG_API(isolate, "String::NewExternal"); |
| ENTER_V8(isolate); |
| i::Handle<i::String> result = NewExternalStringHandle(isolate, resource); |
| isolate->heap()->external_string_table()->AddString(*result); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| bool v8::String::MakeExternal(v8::String::ExternalStringResource* resource) { |
| i::Handle<i::String> obj = Utils::OpenHandle(this); |
| i::Isolate* isolate = obj->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::String::MakeExternal()")) return false; |
| if (i::StringShape(*obj).IsExternalTwoByte()) { |
| return false; // Already an external string. |
| } |
| ENTER_V8(isolate); |
| if (isolate->string_tracker()->IsFreshUnusedString(obj)) { |
| return false; |
| } |
| if (isolate->heap()->IsInGCPostProcessing()) { |
| return false; |
| } |
| bool result = obj->MakeExternal(resource); |
| if (result && !obj->IsSymbol()) { |
| isolate->heap()->external_string_table()->AddString(*obj); |
| } |
| return result; |
| } |
| |
| |
| Local<String> v8::String::NewExternal( |
| v8::String::ExternalAsciiStringResource* resource) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::String::NewExternal()"); |
| LOG_API(isolate, "String::NewExternal"); |
| ENTER_V8(isolate); |
| i::Handle<i::String> result = NewExternalAsciiStringHandle(isolate, resource); |
| isolate->heap()->external_string_table()->AddString(*result); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| bool v8::String::MakeExternal( |
| v8::String::ExternalAsciiStringResource* resource) { |
| i::Handle<i::String> obj = Utils::OpenHandle(this); |
| i::Isolate* isolate = obj->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::String::MakeExternal()")) return false; |
| if (i::StringShape(*obj).IsExternalTwoByte()) { |
| return false; // Already an external string. |
| } |
| ENTER_V8(isolate); |
| if (isolate->string_tracker()->IsFreshUnusedString(obj)) { |
| return false; |
| } |
| if (isolate->heap()->IsInGCPostProcessing()) { |
| return false; |
| } |
| bool result = obj->MakeExternal(resource); |
| if (result && !obj->IsSymbol()) { |
| isolate->heap()->external_string_table()->AddString(*obj); |
| } |
| return result; |
| } |
| |
| |
| bool v8::String::CanMakeExternal() { |
| if (!internal::FLAG_clever_optimizations) return false; |
| i::Handle<i::String> obj = Utils::OpenHandle(this); |
| i::Isolate* isolate = obj->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::String::CanMakeExternal()")) return false; |
| if (isolate->string_tracker()->IsFreshUnusedString(obj)) return false; |
| int size = obj->Size(); // Byte size of the original string. |
| if (size < i::ExternalString::kShortSize) return false; |
| i::StringShape shape(*obj); |
| return !shape.IsExternal(); |
| } |
| |
| |
| Local<v8::Object> v8::Object::New() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Object::New()"); |
| LOG_API(isolate, "Object::New"); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> obj = |
| isolate->factory()->NewJSObject(isolate->object_function()); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| Local<v8::Value> v8::NumberObject::New(double value) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::NumberObject::New()"); |
| LOG_API(isolate, "NumberObject::New"); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> number = isolate->factory()->NewNumber(value); |
| i::Handle<i::Object> obj = isolate->factory()->ToObject(number); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| double v8::NumberObject::NumberValue() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::NumberObject::NumberValue()")) return 0; |
| LOG_API(isolate, "NumberObject::NumberValue"); |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj); |
| return jsvalue->value()->Number(); |
| } |
| |
| |
| Local<v8::Value> v8::BooleanObject::New(bool value) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::BooleanObject::New()"); |
| LOG_API(isolate, "BooleanObject::New"); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> boolean(value ? isolate->heap()->true_value() |
| : isolate->heap()->false_value()); |
| i::Handle<i::Object> obj = isolate->factory()->ToObject(boolean); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| bool v8::BooleanObject::BooleanValue() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::BooleanObject::BooleanValue()")) return 0; |
| LOG_API(isolate, "BooleanObject::BooleanValue"); |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj); |
| return jsvalue->value()->IsTrue(); |
| } |
| |
| |
| Local<v8::Value> v8::StringObject::New(Handle<String> value) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::StringObject::New()"); |
| LOG_API(isolate, "StringObject::New"); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> obj = |
| isolate->factory()->ToObject(Utils::OpenHandle(*value)); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| Local<v8::String> v8::StringObject::StringValue() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::StringObject::StringValue()")) { |
| return Local<v8::String>(); |
| } |
| LOG_API(isolate, "StringObject::StringValue"); |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj); |
| return Utils::ToLocal( |
| i::Handle<i::String>(i::String::cast(jsvalue->value()))); |
| } |
| |
| |
| Local<v8::Value> v8::Date::New(double time) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Date::New()"); |
| LOG_API(isolate, "Date::New"); |
| if (isnan(time)) { |
| // Introduce only canonical NaN value into the VM, to avoid signaling NaNs. |
| time = i::OS::nan_value(); |
| } |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::Object> obj = |
| i::Execution::NewDate(time, &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Value>()); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| double v8::Date::NumberValue() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::Date::NumberValue()")) return 0; |
| LOG_API(isolate, "Date::NumberValue"); |
| i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| i::Handle<i::JSDate> jsdate = i::Handle<i::JSDate>::cast(obj); |
| return jsdate->value()->Number(); |
| } |
| |
| |
| void v8::Date::DateTimeConfigurationChangeNotification() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::Date::DateTimeConfigurationChangeNotification()", |
| return); |
| LOG_API(isolate, "Date::DateTimeConfigurationChangeNotification"); |
| ENTER_V8(isolate); |
| |
| isolate->date_cache()->ResetDateCache(); |
| |
| i::HandleScope scope(isolate); |
| // Get the function ResetDateCache (defined in date.js). |
| i::Handle<i::String> func_name_str = |
| isolate->factory()->LookupAsciiSymbol("ResetDateCache"); |
| i::MaybeObject* result = |
| isolate->js_builtins_object()->GetProperty(*func_name_str); |
| i::Object* object_func; |
| if (!result->ToObject(&object_func)) { |
| return; |
| } |
| |
| if (object_func->IsJSFunction()) { |
| i::Handle<i::JSFunction> func = |
| i::Handle<i::JSFunction>(i::JSFunction::cast(object_func)); |
| |
| // Call ResetDateCache(0 but expect no exceptions: |
| bool caught_exception = false; |
| i::Execution::TryCall(func, |
| isolate->js_builtins_object(), |
| 0, |
| NULL, |
| &caught_exception); |
| } |
| } |
| |
| |
| static i::Handle<i::String> RegExpFlagsToString(RegExp::Flags flags) { |
| char flags_buf[3]; |
| int num_flags = 0; |
| if ((flags & RegExp::kGlobal) != 0) flags_buf[num_flags++] = 'g'; |
| if ((flags & RegExp::kMultiline) != 0) flags_buf[num_flags++] = 'm'; |
| if ((flags & RegExp::kIgnoreCase) != 0) flags_buf[num_flags++] = 'i'; |
| ASSERT(num_flags <= static_cast<int>(ARRAY_SIZE(flags_buf))); |
| return FACTORY->LookupSymbol( |
| i::Vector<const char>(flags_buf, num_flags)); |
| } |
| |
| |
| Local<v8::RegExp> v8::RegExp::New(Handle<String> pattern, |
| Flags flags) { |
| i::Isolate* isolate = Utils::OpenHandle(*pattern)->GetIsolate(); |
| EnsureInitializedForIsolate(isolate, "v8::RegExp::New()"); |
| LOG_API(isolate, "RegExp::New"); |
| ENTER_V8(isolate); |
| EXCEPTION_PREAMBLE(isolate); |
| i::Handle<i::JSRegExp> obj = i::Execution::NewJSRegExp( |
| Utils::OpenHandle(*pattern), |
| RegExpFlagsToString(flags), |
| &has_pending_exception); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::RegExp>()); |
| return Utils::ToLocal(i::Handle<i::JSRegExp>::cast(obj)); |
| } |
| |
| |
| Local<v8::String> v8::RegExp::GetSource() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::RegExp::GetSource()")) { |
| return Local<v8::String>(); |
| } |
| i::Handle<i::JSRegExp> obj = Utils::OpenHandle(this); |
| return Utils::ToLocal(i::Handle<i::String>(obj->Pattern())); |
| } |
| |
| |
| // Assert that the static flags cast in GetFlags is valid. |
| #define REGEXP_FLAG_ASSERT_EQ(api_flag, internal_flag) \ |
| STATIC_ASSERT(static_cast<int>(v8::RegExp::api_flag) == \ |
| static_cast<int>(i::JSRegExp::internal_flag)) |
| REGEXP_FLAG_ASSERT_EQ(kNone, NONE); |
| REGEXP_FLAG_ASSERT_EQ(kGlobal, GLOBAL); |
| REGEXP_FLAG_ASSERT_EQ(kIgnoreCase, IGNORE_CASE); |
| REGEXP_FLAG_ASSERT_EQ(kMultiline, MULTILINE); |
| #undef REGEXP_FLAG_ASSERT_EQ |
| |
| v8::RegExp::Flags v8::RegExp::GetFlags() const { |
| if (IsDeadCheck(i::Isolate::Current(), "v8::RegExp::GetFlags()")) { |
| return v8::RegExp::kNone; |
| } |
| i::Handle<i::JSRegExp> obj = Utils::OpenHandle(this); |
| return static_cast<RegExp::Flags>(obj->GetFlags().value()); |
| } |
| |
| |
| Local<v8::Array> v8::Array::New(int length) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Array::New()"); |
| LOG_API(isolate, "Array::New"); |
| ENTER_V8(isolate); |
| int real_length = length > 0 ? length : 0; |
| i::Handle<i::JSArray> obj = isolate->factory()->NewJSArray(real_length); |
| i::Handle<i::Object> length_obj = |
| isolate->factory()->NewNumberFromInt(real_length); |
| obj->set_length(*length_obj); |
| return Utils::ToLocal(obj); |
| } |
| |
| |
| uint32_t v8::Array::Length() const { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| if (IsDeadCheck(isolate, "v8::Array::Length()")) return 0; |
| i::Handle<i::JSArray> obj = Utils::OpenHandle(this); |
| i::Object* length = obj->length(); |
| if (length->IsSmi()) { |
| return i::Smi::cast(length)->value(); |
| } else { |
| return static_cast<uint32_t>(length->Number()); |
| } |
| } |
| |
| |
| Local<Object> Array::CloneElementAt(uint32_t index) { |
| i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| ON_BAILOUT(isolate, "v8::Array::CloneElementAt()", return Local<Object>()); |
| i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| if (!self->HasFastObjectElements()) { |
| return Local<Object>(); |
| } |
| i::FixedArray* elms = i::FixedArray::cast(self->elements()); |
| i::Object* paragon = elms->get(index); |
| if (!paragon->IsJSObject()) { |
| return Local<Object>(); |
| } |
| i::Handle<i::JSObject> paragon_handle(i::JSObject::cast(paragon)); |
| EXCEPTION_PREAMBLE(isolate); |
| ENTER_V8(isolate); |
| i::Handle<i::JSObject> result = i::Copy(paragon_handle); |
| has_pending_exception = result.is_null(); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Object>()); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| Local<String> v8::String::NewSymbol(const char* data, int length) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::String::NewSymbol()"); |
| LOG_API(isolate, "String::NewSymbol(char)"); |
| ENTER_V8(isolate); |
| if (length == -1) length = i::StrLength(data); |
| i::Handle<i::String> result = |
| isolate->factory()->LookupSymbol(i::Vector<const char>(data, length)); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| Local<Number> v8::Number::New(double value) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Number::New()"); |
| if (isnan(value)) { |
| // Introduce only canonical NaN value into the VM, to avoid signaling NaNs. |
| value = i::OS::nan_value(); |
| } |
| ENTER_V8(isolate); |
| i::Handle<i::Object> result = isolate->factory()->NewNumber(value); |
| return Utils::NumberToLocal(result); |
| } |
| |
| |
| Local<Integer> v8::Integer::New(int32_t value) { |
| i::Isolate* isolate = i::Isolate::UncheckedCurrent(); |
| EnsureInitializedForIsolate(isolate, "v8::Integer::New()"); |
| if (i::Smi::IsValid(value)) { |
| return Utils::IntegerToLocal(i::Handle<i::Object>(i::Smi::FromInt(value), |
| isolate)); |
| } |
| ENTER_V8(isolate); |
| i::Handle<i::Object> result = isolate->factory()->NewNumber(value); |
| return Utils::IntegerToLocal(result); |
| } |
| |
| |
| Local<Integer> Integer::NewFromUnsigned(uint32_t value) { |
| bool fits_into_int32_t = (value & (1 << 31)) == 0; |
| if (fits_into_int32_t) { |
| return Integer::New(static_cast<int32_t>(value)); |
| } |
| i::Isolate* isolate = i::Isolate::Current(); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> result = isolate->factory()->NewNumber(value); |
| return Utils::IntegerToLocal(result); |
| } |
| |
| |
| void V8::IgnoreOutOfMemoryException() { |
| EnterIsolateIfNeeded()->set_ignore_out_of_memory(true); |
| } |
| |
| |
| bool V8::AddMessageListener(MessageCallback that, Handle<Value> data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::V8::AddMessageListener()"); |
| ON_BAILOUT(isolate, "v8::V8::AddMessageListener()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| NeanderArray listeners(isolate->factory()->message_listeners()); |
| NeanderObject obj(2); |
| obj.set(0, *isolate->factory()->NewForeign(FUNCTION_ADDR(that))); |
| obj.set(1, data.IsEmpty() ? |
| isolate->heap()->undefined_value() : |
| *Utils::OpenHandle(*data)); |
| listeners.add(obj.value()); |
| return true; |
| } |
| |
| |
| void V8::RemoveMessageListeners(MessageCallback that) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::V8::RemoveMessageListener()"); |
| ON_BAILOUT(isolate, "v8::V8::RemoveMessageListeners()", return); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| NeanderArray listeners(isolate->factory()->message_listeners()); |
| for (int i = 0; i < listeners.length(); i++) { |
| if (listeners.get(i)->IsUndefined()) continue; // skip deleted ones |
| |
| NeanderObject listener(i::JSObject::cast(listeners.get(i))); |
| i::Handle<i::Foreign> callback_obj(i::Foreign::cast(listener.get(0))); |
| if (callback_obj->foreign_address() == FUNCTION_ADDR(that)) { |
| listeners.set(i, isolate->heap()->undefined_value()); |
| } |
| } |
| } |
| |
| |
| void V8::SetCaptureStackTraceForUncaughtExceptions( |
| bool capture, |
| int frame_limit, |
| StackTrace::StackTraceOptions options) { |
| i::Isolate::Current()->SetCaptureStackTraceForUncaughtExceptions( |
| capture, |
| frame_limit, |
| options); |
| } |
| |
| |
| void V8::SetCounterFunction(CounterLookupCallback callback) { |
| i::Isolate* isolate = EnterIsolateIfNeeded(); |
| if (IsDeadCheck(isolate, "v8::V8::SetCounterFunction()")) return; |
| isolate->stats_table()->SetCounterFunction(callback); |
| } |
| |
| void V8::SetCreateHistogramFunction(CreateHistogramCallback callback) { |
| i::Isolate* isolate = EnterIsolateIfNeeded(); |
| if (IsDeadCheck(isolate, "v8::V8::SetCreateHistogramFunction()")) return; |
| isolate->stats_table()->SetCreateHistogramFunction(callback); |
| } |
| |
| void V8::SetAddHistogramSampleFunction(AddHistogramSampleCallback callback) { |
| i::Isolate* isolate = EnterIsolateIfNeeded(); |
| if (IsDeadCheck(isolate, "v8::V8::SetAddHistogramSampleFunction()")) return; |
| isolate->stats_table()-> |
| SetAddHistogramSampleFunction(callback); |
| } |
| |
| void V8::EnableSlidingStateWindow() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::EnableSlidingStateWindow()")) return; |
| isolate->logger()->EnableSlidingStateWindow(); |
| } |
| |
| |
| void V8::SetFailedAccessCheckCallbackFunction( |
| FailedAccessCheckCallback callback) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::SetFailedAccessCheckCallbackFunction()")) { |
| return; |
| } |
| isolate->SetFailedAccessCheckCallback(callback); |
| } |
| |
| void V8::AddObjectGroup(Persistent<Value>* objects, |
| size_t length, |
| RetainedObjectInfo* info) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::AddObjectGroup()")) return; |
| STATIC_ASSERT(sizeof(Persistent<Value>) == sizeof(i::Object**)); |
| isolate->global_handles()->AddObjectGroup( |
| reinterpret_cast<i::Object***>(objects), length, info); |
| } |
| |
| |
| void V8::AddImplicitReferences(Persistent<Object> parent, |
| Persistent<Value>* children, |
| size_t length) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::AddImplicitReferences()")) return; |
| STATIC_ASSERT(sizeof(Persistent<Value>) == sizeof(i::Object**)); |
| isolate->global_handles()->AddImplicitReferences( |
| i::Handle<i::HeapObject>::cast(Utils::OpenHandle(*parent)).location(), |
| reinterpret_cast<i::Object***>(children), length); |
| } |
| |
| |
| intptr_t V8::AdjustAmountOfExternalAllocatedMemory(intptr_t change_in_bytes) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::AdjustAmountOfExternalAllocatedMemory()")) { |
| return 0; |
| } |
| return isolate->heap()->AdjustAmountOfExternalAllocatedMemory( |
| change_in_bytes); |
| } |
| |
| |
| void V8::SetGlobalGCPrologueCallback(GCCallback callback) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::SetGlobalGCPrologueCallback()")) return; |
| isolate->heap()->SetGlobalGCPrologueCallback(callback); |
| } |
| |
| |
| void V8::SetGlobalGCEpilogueCallback(GCCallback callback) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::SetGlobalGCEpilogueCallback()")) return; |
| isolate->heap()->SetGlobalGCEpilogueCallback(callback); |
| } |
| |
| |
| void V8::AddGCPrologueCallback(GCPrologueCallback callback, GCType gc_type) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::AddGCPrologueCallback()")) return; |
| isolate->heap()->AddGCPrologueCallback(callback, gc_type); |
| } |
| |
| |
| void V8::RemoveGCPrologueCallback(GCPrologueCallback callback) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::RemoveGCPrologueCallback()")) return; |
| isolate->heap()->RemoveGCPrologueCallback(callback); |
| } |
| |
| |
| void V8::AddGCEpilogueCallback(GCEpilogueCallback callback, GCType gc_type) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::AddGCEpilogueCallback()")) return; |
| isolate->heap()->AddGCEpilogueCallback(callback, gc_type); |
| } |
| |
| |
| void V8::RemoveGCEpilogueCallback(GCEpilogueCallback callback) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::RemoveGCEpilogueCallback()")) return; |
| isolate->heap()->RemoveGCEpilogueCallback(callback); |
| } |
| |
| |
| void V8::AddMemoryAllocationCallback(MemoryAllocationCallback callback, |
| ObjectSpace space, |
| AllocationAction action) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::AddMemoryAllocationCallback()")) return; |
| isolate->memory_allocator()->AddMemoryAllocationCallback( |
| callback, space, action); |
| } |
| |
| |
| void V8::RemoveMemoryAllocationCallback(MemoryAllocationCallback callback) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::RemoveMemoryAllocationCallback()")) return; |
| isolate->memory_allocator()->RemoveMemoryAllocationCallback( |
| callback); |
| } |
| |
| |
| void V8::AddCallCompletedCallback(CallCompletedCallback callback) { |
| if (callback == NULL) return; |
| i::Isolate::EnsureDefaultIsolate(); |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::AddLeaveScriptCallback()")) return; |
| i::V8::AddCallCompletedCallback(callback); |
| } |
| |
| |
| void V8::RemoveCallCompletedCallback(CallCompletedCallback callback) { |
| i::Isolate::EnsureDefaultIsolate(); |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::V8::RemoveLeaveScriptCallback()")) return; |
| i::V8::RemoveCallCompletedCallback(callback); |
| } |
| |
| |
| void V8::PauseProfiler() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| isolate->logger()->PauseProfiler(); |
| } |
| |
| |
| void V8::ResumeProfiler() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| isolate->logger()->ResumeProfiler(); |
| } |
| |
| |
| bool V8::IsProfilerPaused() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| return isolate->logger()->IsProfilerPaused(); |
| } |
| |
| |
| int V8::GetCurrentThreadId() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "V8::GetCurrentThreadId()"); |
| return isolate->thread_id().ToInteger(); |
| } |
| |
| |
| void V8::TerminateExecution(int thread_id) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!isolate->IsInitialized()) return; |
| API_ENTRY_CHECK(isolate, "V8::TerminateExecution()"); |
| // If the thread_id identifies the current thread just terminate |
| // execution right away. Otherwise, ask the thread manager to |
| // terminate the thread with the given id if any. |
| i::ThreadId internal_tid = i::ThreadId::FromInteger(thread_id); |
| if (isolate->thread_id().Equals(internal_tid)) { |
| isolate->stack_guard()->TerminateExecution(); |
| } else { |
| isolate->thread_manager()->TerminateExecution(internal_tid); |
| } |
| } |
| |
| |
| void V8::TerminateExecution(Isolate* isolate) { |
| // If no isolate is supplied, use the default isolate. |
| if (isolate != NULL) { |
| reinterpret_cast<i::Isolate*>(isolate)->stack_guard()->TerminateExecution(); |
| } else { |
| i::Isolate::GetDefaultIsolateStackGuard()->TerminateExecution(); |
| } |
| } |
| |
| |
| bool V8::IsExecutionTerminating(Isolate* isolate) { |
| i::Isolate* i_isolate = isolate != NULL ? |
| reinterpret_cast<i::Isolate*>(isolate) : i::Isolate::Current(); |
| return IsExecutionTerminatingCheck(i_isolate); |
| } |
| |
| |
| Isolate* Isolate::GetCurrent() { |
| i::Isolate* isolate = i::Isolate::UncheckedCurrent(); |
| return reinterpret_cast<Isolate*>(isolate); |
| } |
| |
| |
| Isolate* Isolate::New() { |
| i::Isolate* isolate = new i::Isolate(); |
| return reinterpret_cast<Isolate*>(isolate); |
| } |
| |
| |
| void Isolate::Dispose() { |
| i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| if (!ApiCheck(!isolate->IsInUse(), |
| "v8::Isolate::Dispose()", |
| "Disposing the isolate that is entered by a thread.")) { |
| return; |
| } |
| isolate->TearDown(); |
| } |
| |
| |
| void Isolate::Enter() { |
| i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| isolate->Enter(); |
| } |
| |
| |
| void Isolate::Exit() { |
| i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| isolate->Exit(); |
| } |
| |
| |
| String::Utf8Value::Utf8Value(v8::Handle<v8::Value> obj) |
| : str_(NULL), length_(0) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::String::Utf8Value::Utf8Value()")) return; |
| if (obj.IsEmpty()) return; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| TryCatch try_catch; |
| Handle<String> str = obj->ToString(); |
| if (str.IsEmpty()) return; |
| i::Handle<i::String> i_str = Utils::OpenHandle(*str); |
| length_ = i::Utf8Length(i_str); |
| str_ = i::NewArray<char>(length_ + 1); |
| str->WriteUtf8(str_); |
| } |
| |
| |
| String::Utf8Value::~Utf8Value() { |
| i::DeleteArray(str_); |
| } |
| |
| |
| String::AsciiValue::AsciiValue(v8::Handle<v8::Value> obj) |
| : str_(NULL), length_(0) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::String::AsciiValue::AsciiValue()")) return; |
| if (obj.IsEmpty()) return; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| TryCatch try_catch; |
| Handle<String> str = obj->ToString(); |
| if (str.IsEmpty()) return; |
| length_ = str->Length(); |
| str_ = i::NewArray<char>(length_ + 1); |
| str->WriteAscii(str_); |
| } |
| |
| |
| String::AsciiValue::~AsciiValue() { |
| i::DeleteArray(str_); |
| } |
| |
| |
| String::Value::Value(v8::Handle<v8::Value> obj) |
| : str_(NULL), length_(0) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (IsDeadCheck(isolate, "v8::String::Value::Value()")) return; |
| if (obj.IsEmpty()) return; |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| TryCatch try_catch; |
| Handle<String> str = obj->ToString(); |
| if (str.IsEmpty()) return; |
| length_ = str->Length(); |
| str_ = i::NewArray<uint16_t>(length_ + 1); |
| str->Write(str_); |
| } |
| |
| |
| String::Value::~Value() { |
| i::DeleteArray(str_); |
| } |
| |
| Local<Value> Exception::RangeError(v8::Handle<v8::String> raw_message) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "RangeError"); |
| ON_BAILOUT(isolate, "v8::Exception::RangeError()", return Local<Value>()); |
| ENTER_V8(isolate); |
| i::Object* error; |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| i::Handle<i::Object> result = isolate->factory()->NewRangeError(message); |
| error = *result; |
| } |
| i::Handle<i::Object> result(error); |
| return Utils::ToLocal(result); |
| } |
| |
| Local<Value> Exception::ReferenceError(v8::Handle<v8::String> raw_message) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "ReferenceError"); |
| ON_BAILOUT(isolate, "v8::Exception::ReferenceError()", return Local<Value>()); |
| ENTER_V8(isolate); |
| i::Object* error; |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| i::Handle<i::Object> result = |
| isolate->factory()->NewReferenceError(message); |
| error = *result; |
| } |
| i::Handle<i::Object> result(error); |
| return Utils::ToLocal(result); |
| } |
| |
| Local<Value> Exception::SyntaxError(v8::Handle<v8::String> raw_message) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "SyntaxError"); |
| ON_BAILOUT(isolate, "v8::Exception::SyntaxError()", return Local<Value>()); |
| ENTER_V8(isolate); |
| i::Object* error; |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| i::Handle<i::Object> result = isolate->factory()->NewSyntaxError(message); |
| error = *result; |
| } |
| i::Handle<i::Object> result(error); |
| return Utils::ToLocal(result); |
| } |
| |
| Local<Value> Exception::TypeError(v8::Handle<v8::String> raw_message) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "TypeError"); |
| ON_BAILOUT(isolate, "v8::Exception::TypeError()", return Local<Value>()); |
| ENTER_V8(isolate); |
| i::Object* error; |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| i::Handle<i::Object> result = isolate->factory()->NewTypeError(message); |
| error = *result; |
| } |
| i::Handle<i::Object> result(error); |
| return Utils::ToLocal(result); |
| } |
| |
| Local<Value> Exception::Error(v8::Handle<v8::String> raw_message) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| LOG_API(isolate, "Error"); |
| ON_BAILOUT(isolate, "v8::Exception::Error()", return Local<Value>()); |
| ENTER_V8(isolate); |
| i::Object* error; |
| { |
| i::HandleScope scope(isolate); |
| i::Handle<i::String> message = Utils::OpenHandle(*raw_message); |
| i::Handle<i::Object> result = isolate->factory()->NewError(message); |
| error = *result; |
| } |
| i::Handle<i::Object> result(error); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| // --- D e b u g S u p p o r t --- |
| |
| #ifdef ENABLE_DEBUGGER_SUPPORT |
| |
| static void EventCallbackWrapper(const v8::Debug::EventDetails& event_details) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (isolate->debug_event_callback() != NULL) { |
| isolate->debug_event_callback()(event_details.GetEvent(), |
| event_details.GetExecutionState(), |
| event_details.GetEventData(), |
| event_details.GetCallbackData()); |
| } |
| } |
| |
| |
| bool Debug::SetDebugEventListener(EventCallback that, Handle<Value> data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Debug::SetDebugEventListener()"); |
| ON_BAILOUT(isolate, "v8::Debug::SetDebugEventListener()", return false); |
| ENTER_V8(isolate); |
| |
| isolate->set_debug_event_callback(that); |
| |
| i::HandleScope scope(isolate); |
| i::Handle<i::Object> foreign = isolate->factory()->undefined_value(); |
| if (that != NULL) { |
| foreign = |
| isolate->factory()->NewForeign(FUNCTION_ADDR(EventCallbackWrapper)); |
| } |
| isolate->debugger()->SetEventListener(foreign, Utils::OpenHandle(*data)); |
| return true; |
| } |
| |
| |
| bool Debug::SetDebugEventListener2(EventCallback2 that, Handle<Value> data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Debug::SetDebugEventListener2()"); |
| ON_BAILOUT(isolate, "v8::Debug::SetDebugEventListener2()", return false); |
| ENTER_V8(isolate); |
| i::HandleScope scope(isolate); |
| i::Handle<i::Object> foreign = isolate->factory()->undefined_value(); |
| if (that != NULL) { |
| foreign = isolate->factory()->NewForeign(FUNCTION_ADDR(that)); |
| } |
| isolate->debugger()->SetEventListener(foreign, Utils::OpenHandle(*data)); |
| return true; |
| } |
| |
| |
| bool Debug::SetDebugEventListener(v8::Handle<v8::Object> that, |
| Handle<Value> data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| ON_BAILOUT(isolate, "v8::Debug::SetDebugEventListener()", return false); |
| ENTER_V8(isolate); |
| isolate->debugger()->SetEventListener(Utils::OpenHandle(*that), |
| Utils::OpenHandle(*data)); |
| return true; |
| } |
| |
| |
| void Debug::DebugBreak(Isolate* isolate) { |
| // If no isolate is supplied, use the default isolate. |
| if (isolate != NULL) { |
| reinterpret_cast<i::Isolate*>(isolate)->stack_guard()->DebugBreak(); |
| } else { |
| i::Isolate::GetDefaultIsolateStackGuard()->DebugBreak(); |
| } |
| } |
| |
| |
| void Debug::CancelDebugBreak(Isolate* isolate) { |
| // If no isolate is supplied, use the default isolate. |
| if (isolate != NULL) { |
| i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| internal_isolate->stack_guard()->Continue(i::DEBUGBREAK); |
| } else { |
| i::Isolate::GetDefaultIsolateStackGuard()->Continue(i::DEBUGBREAK); |
| } |
| } |
| |
| |
| void Debug::DebugBreakForCommand(ClientData* data, Isolate* isolate) { |
| // If no isolate is supplied, use the default isolate. |
| if (isolate != NULL) { |
| i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| internal_isolate->debugger()->EnqueueDebugCommand(data); |
| } else { |
| i::Isolate::GetDefaultIsolateDebugger()->EnqueueDebugCommand(data); |
| } |
| } |
| |
| |
| static void MessageHandlerWrapper(const v8::Debug::Message& message) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (isolate->message_handler()) { |
| v8::String::Value json(message.GetJSON()); |
| (isolate->message_handler())(*json, json.length(), message.GetClientData()); |
| } |
| } |
| |
| |
| void Debug::SetMessageHandler(v8::Debug::MessageHandler handler, |
| bool message_handler_thread) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Debug::SetMessageHandler"); |
| ENTER_V8(isolate); |
| |
| // Message handler thread not supported any more. Parameter temporally left in |
| // the API for client compatibility reasons. |
| CHECK(!message_handler_thread); |
| |
| // TODO(sgjesse) support the old message handler API through a simple wrapper. |
| isolate->set_message_handler(handler); |
| if (handler != NULL) { |
| isolate->debugger()->SetMessageHandler(MessageHandlerWrapper); |
| } else { |
| isolate->debugger()->SetMessageHandler(NULL); |
| } |
| } |
| |
| |
| void Debug::SetMessageHandler2(v8::Debug::MessageHandler2 handler) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Debug::SetMessageHandler"); |
| ENTER_V8(isolate); |
| isolate->debugger()->SetMessageHandler(handler); |
| } |
| |
| |
| void Debug::SendCommand(const uint16_t* command, int length, |
| ClientData* client_data, |
| Isolate* isolate) { |
| // If no isolate is supplied, use the default isolate. |
| if (isolate != NULL) { |
| i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| internal_isolate->debugger()->ProcessCommand( |
| i::Vector<const uint16_t>(command, length), client_data); |
| } else { |
| i::Isolate::GetDefaultIsolateDebugger()->ProcessCommand( |
| i::Vector<const uint16_t>(command, length), client_data); |
| } |
| } |
| |
| |
| void Debug::SetHostDispatchHandler(HostDispatchHandler handler, |
| int period) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Debug::SetHostDispatchHandler"); |
| ENTER_V8(isolate); |
| isolate->debugger()->SetHostDispatchHandler(handler, period); |
| } |
| |
| |
| void Debug::SetDebugMessageDispatchHandler( |
| DebugMessageDispatchHandler handler, bool provide_locker) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, |
| "v8::Debug::SetDebugMessageDispatchHandler"); |
| ENTER_V8(isolate); |
| isolate->debugger()->SetDebugMessageDispatchHandler( |
| handler, provide_locker); |
| } |
| |
| |
| Local<Value> Debug::Call(v8::Handle<v8::Function> fun, |
| v8::Handle<v8::Value> data) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!isolate->IsInitialized()) return Local<Value>(); |
| ON_BAILOUT(isolate, "v8::Debug::Call()", return Local<Value>()); |
| ENTER_V8(isolate); |
| i::Handle<i::Object> result; |
| EXCEPTION_PREAMBLE(isolate); |
| if (data.IsEmpty()) { |
| result = isolate->debugger()->Call(Utils::OpenHandle(*fun), |
| isolate->factory()->undefined_value(), |
| &has_pending_exception); |
| } else { |
| result = isolate->debugger()->Call(Utils::OpenHandle(*fun), |
| Utils::OpenHandle(*data), |
| &has_pending_exception); |
| } |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
| return Utils::ToLocal(result); |
| } |
| |
| |
| Local<Value> Debug::GetMirror(v8::Handle<v8::Value> obj) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| if (!isolate->IsInitialized()) return Local<Value>(); |
| ON_BAILOUT(isolate, "v8::Debug::GetMirror()", return Local<Value>()); |
| ENTER_V8(isolate); |
| v8::HandleScope scope; |
| i::Debug* isolate_debug = isolate->debug(); |
| isolate_debug->Load(); |
| i::Handle<i::JSObject> debug(isolate_debug->debug_context()->global()); |
| i::Handle<i::String> name = |
| isolate->factory()->LookupAsciiSymbol("MakeMirror"); |
| i::Handle<i::Object> fun_obj = i::GetProperty(debug, name); |
| i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(fun_obj); |
| v8::Handle<v8::Function> v8_fun = Utils::ToLocal(fun); |
| const int kArgc = 1; |
| v8::Handle<v8::Value> argv[kArgc] = { obj }; |
| EXCEPTION_PREAMBLE(isolate); |
| v8::Handle<v8::Value> result = v8_fun->Call(Utils::ToLocal(debug), |
| kArgc, |
| argv); |
| EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
| return scope.Close(result); |
| } |
| |
| |
| bool Debug::EnableAgent(const char* name, int port, bool wait_for_connection) { |
| return i::Isolate::Current()->debugger()->StartAgent(name, port, |
| wait_for_connection); |
| } |
| |
| |
| void Debug::DisableAgent() { |
| return i::Isolate::Current()->debugger()->StopAgent(); |
| } |
| |
| |
| void Debug::ProcessDebugMessages() { |
| i::Execution::ProcessDebugMessages(true); |
| } |
| |
| Local<Context> Debug::GetDebugContext() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| EnsureInitializedForIsolate(isolate, "v8::Debug::GetDebugContext()"); |
| ENTER_V8(isolate); |
| return Utils::ToLocal(i::Isolate::Current()->debugger()->GetDebugContext()); |
| } |
| |
| #endif // ENABLE_DEBUGGER_SUPPORT |
| |
| |
| Handle<String> CpuProfileNode::GetFunctionName() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetFunctionName"); |
| const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this); |
| const i::CodeEntry* entry = node->entry(); |
| if (!entry->has_name_prefix()) { |
| return Handle<String>(ToApi<String>( |
| isolate->factory()->LookupAsciiSymbol(entry->name()))); |
| } else { |
| return Handle<String>(ToApi<String>(isolate->factory()->NewConsString( |
| isolate->factory()->LookupAsciiSymbol(entry->name_prefix()), |
| isolate->factory()->LookupAsciiSymbol(entry->name())))); |
| } |
| } |
| |
| |
| Handle<String> CpuProfileNode::GetScriptResourceName() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetScriptResourceName"); |
| const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this); |
| return Handle<String>(ToApi<String>(isolate->factory()->LookupAsciiSymbol( |
| node->entry()->resource_name()))); |
| } |
| |
| |
| int CpuProfileNode::GetLineNumber() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetLineNumber"); |
| return reinterpret_cast<const i::ProfileNode*>(this)->entry()->line_number(); |
| } |
| |
| |
| double CpuProfileNode::GetTotalTime() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetTotalTime"); |
| return reinterpret_cast<const i::ProfileNode*>(this)->GetTotalMillis(); |
| } |
| |
| |
| double CpuProfileNode::GetSelfTime() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetSelfTime"); |
| return reinterpret_cast<const i::ProfileNode*>(this)->GetSelfMillis(); |
| } |
| |
| |
| double CpuProfileNode::GetTotalSamplesCount() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetTotalSamplesCount"); |
| return reinterpret_cast<const i::ProfileNode*>(this)->total_ticks(); |
| } |
| |
| |
| double CpuProfileNode::GetSelfSamplesCount() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetSelfSamplesCount"); |
| return reinterpret_cast<const i::ProfileNode*>(this)->self_ticks(); |
| } |
| |
| |
| unsigned CpuProfileNode::GetCallUid() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetCallUid"); |
| return reinterpret_cast<const i::ProfileNode*>(this)->entry()->GetCallUid(); |
| } |
| |
| |
| int CpuProfileNode::GetChildrenCount() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetChildrenCount"); |
| return reinterpret_cast<const i::ProfileNode*>(this)->children()->length(); |
| } |
| |
| |
| const CpuProfileNode* CpuProfileNode::GetChild(int index) const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfileNode::GetChild"); |
| const i::ProfileNode* child = |
| reinterpret_cast<const i::ProfileNode*>(this)->children()->at(index); |
| return reinterpret_cast<const CpuProfileNode*>(child); |
| } |
| |
| |
| void CpuProfile::Delete() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfile::Delete"); |
| i::CpuProfiler::DeleteProfile(reinterpret_cast<i::CpuProfile*>(this)); |
| if (i::CpuProfiler::GetProfilesCount() == 0 && |
| !i::CpuProfiler::HasDetachedProfiles()) { |
| // If this was the last profile, clean up all accessory data as well. |
| i::CpuProfiler::DeleteAllProfiles(); |
| } |
| } |
| |
| |
| unsigned CpuProfile::GetUid() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfile::GetUid"); |
| return reinterpret_cast<const i::CpuProfile*>(this)->uid(); |
| } |
| |
| |
| Handle<String> CpuProfile::GetTitle() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfile::GetTitle"); |
| const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
| return Handle<String>(ToApi<String>(isolate->factory()->LookupAsciiSymbol( |
| profile->title()))); |
| } |
| |
| |
| const CpuProfileNode* CpuProfile::GetBottomUpRoot() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfile::GetBottomUpRoot"); |
| const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
| return reinterpret_cast<const CpuProfileNode*>(profile->bottom_up()->root()); |
| } |
| |
| |
| const CpuProfileNode* CpuProfile::GetTopDownRoot() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfile::GetTopDownRoot"); |
| const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
| return reinterpret_cast<const CpuProfileNode*>(profile->top_down()->root()); |
| } |
| |
| |
| int CpuProfiler::GetProfilesCount() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfiler::GetProfilesCount"); |
| return i::CpuProfiler::GetProfilesCount(); |
| } |
| |
| |
| const CpuProfile* CpuProfiler::GetProfile(int index, |
| Handle<Value> security_token) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfiler::GetProfile"); |
| return reinterpret_cast<const CpuProfile*>( |
| i::CpuProfiler::GetProfile( |
| security_token.IsEmpty() ? NULL : *Utils::OpenHandle(*security_token), |
| index)); |
| } |
| |
| |
| const CpuProfile* CpuProfiler::FindProfile(unsigned uid, |
| Handle<Value> security_token) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfiler::FindProfile"); |
| return reinterpret_cast<const CpuProfile*>( |
| i::CpuProfiler::FindProfile( |
| security_token.IsEmpty() ? NULL : *Utils::OpenHandle(*security_token), |
| uid)); |
| } |
| |
| |
| void CpuProfiler::StartProfiling(Handle<String> title) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfiler::StartProfiling"); |
| i::CpuProfiler::StartProfiling(*Utils::OpenHandle(*title)); |
| } |
| |
| |
| const CpuProfile* CpuProfiler::StopProfiling(Handle<String> title, |
| Handle<Value> security_token) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfiler::StopProfiling"); |
| return reinterpret_cast<const CpuProfile*>( |
| i::CpuProfiler::StopProfiling( |
| security_token.IsEmpty() ? NULL : *Utils::OpenHandle(*security_token), |
| *Utils::OpenHandle(*title))); |
| } |
| |
| |
| void CpuProfiler::DeleteAllProfiles() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::CpuProfiler::DeleteAllProfiles"); |
| i::CpuProfiler::DeleteAllProfiles(); |
| } |
| |
| |
| static i::HeapGraphEdge* ToInternal(const HeapGraphEdge* edge) { |
| return const_cast<i::HeapGraphEdge*>( |
| reinterpret_cast<const i::HeapGraphEdge*>(edge)); |
| } |
| |
| |
| HeapGraphEdge::Type HeapGraphEdge::GetType() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphEdge::GetType"); |
| return static_cast<HeapGraphEdge::Type>(ToInternal(this)->type()); |
| } |
| |
| |
| Handle<Value> HeapGraphEdge::GetName() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphEdge::GetName"); |
| i::HeapGraphEdge* edge = ToInternal(this); |
| switch (edge->type()) { |
| case i::HeapGraphEdge::kContextVariable: |
| case i::HeapGraphEdge::kInternal: |
| case i::HeapGraphEdge::kProperty: |
| case i::HeapGraphEdge::kShortcut: |
| return Handle<String>(ToApi<String>(isolate->factory()->LookupAsciiSymbol( |
| edge->name()))); |
| case i::HeapGraphEdge::kElement: |
| case i::HeapGraphEdge::kHidden: |
| return Handle<Number>(ToApi<Number>(isolate->factory()->NewNumberFromInt( |
| edge->index()))); |
| default: UNREACHABLE(); |
| } |
| return v8::Undefined(); |
| } |
| |
| |
| const HeapGraphNode* HeapGraphEdge::GetFromNode() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphEdge::GetFromNode"); |
| const i::HeapEntry* from = ToInternal(this)->from(); |
| return reinterpret_cast<const HeapGraphNode*>(from); |
| } |
| |
| |
| const HeapGraphNode* HeapGraphEdge::GetToNode() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphEdge::GetToNode"); |
| const i::HeapEntry* to = ToInternal(this)->to(); |
| return reinterpret_cast<const HeapGraphNode*>(to); |
| } |
| |
| |
| static i::HeapEntry* ToInternal(const HeapGraphNode* entry) { |
| return const_cast<i::HeapEntry*>( |
| reinterpret_cast<const i::HeapEntry*>(entry)); |
| } |
| |
| |
| HeapGraphNode::Type HeapGraphNode::GetType() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphNode::GetType"); |
| return static_cast<HeapGraphNode::Type>(ToInternal(this)->type()); |
| } |
| |
| |
| Handle<String> HeapGraphNode::GetName() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphNode::GetName"); |
| return Handle<String>(ToApi<String>(isolate->factory()->LookupAsciiSymbol( |
| ToInternal(this)->name()))); |
| } |
| |
| |
| SnapshotObjectId HeapGraphNode::GetId() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphNode::GetId"); |
| return ToInternal(this)->id(); |
| } |
| |
| |
| int HeapGraphNode::GetSelfSize() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphNode::GetSelfSize"); |
| return ToInternal(this)->self_size(); |
| } |
| |
| |
| int HeapGraphNode::GetChildrenCount() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetChildrenCount"); |
| return ToInternal(this)->children().length(); |
| } |
| |
| |
| const HeapGraphEdge* HeapGraphNode::GetChild(int index) const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetChild"); |
| return reinterpret_cast<const HeapGraphEdge*>( |
| ToInternal(this)->children()[index]); |
| } |
| |
| |
| v8::Handle<v8::Value> HeapGraphNode::GetHeapValue() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapGraphNode::GetHeapValue"); |
| i::Handle<i::HeapObject> object = ToInternal(this)->GetHeapObject(); |
| return v8::Handle<Value>(!object.is_null() ? |
| ToApi<Value>(object) : ToApi<Value>( |
| isolate->factory()->undefined_value())); |
| } |
| |
| |
| static i::HeapSnapshot* ToInternal(const HeapSnapshot* snapshot) { |
| return const_cast<i::HeapSnapshot*>( |
| reinterpret_cast<const i::HeapSnapshot*>(snapshot)); |
| } |
| |
| |
| void HeapSnapshot::Delete() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::Delete"); |
| if (i::HeapProfiler::GetSnapshotsCount() > 1) { |
| ToInternal(this)->Delete(); |
| } else { |
| // If this is the last snapshot, clean up all accessory data as well. |
| i::HeapProfiler::DeleteAllSnapshots(); |
| } |
| } |
| |
| |
| HeapSnapshot::Type HeapSnapshot::GetType() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetType"); |
| return static_cast<HeapSnapshot::Type>(ToInternal(this)->type()); |
| } |
| |
| |
| unsigned HeapSnapshot::GetUid() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetUid"); |
| return ToInternal(this)->uid(); |
| } |
| |
| |
| Handle<String> HeapSnapshot::GetTitle() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetTitle"); |
| return Handle<String>(ToApi<String>(isolate->factory()->LookupAsciiSymbol( |
| ToInternal(this)->title()))); |
| } |
| |
| |
| const HeapGraphNode* HeapSnapshot::GetRoot() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetHead"); |
| return reinterpret_cast<const HeapGraphNode*>(ToInternal(this)->root()); |
| } |
| |
| |
| const HeapGraphNode* HeapSnapshot::GetNodeById(SnapshotObjectId id) const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetNodeById"); |
| return reinterpret_cast<const HeapGraphNode*>( |
| ToInternal(this)->GetEntryById(id)); |
| } |
| |
| |
| int HeapSnapshot::GetNodesCount() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetNodesCount"); |
| return ToInternal(this)->entries().length(); |
| } |
| |
| |
| const HeapGraphNode* HeapSnapshot::GetNode(int index) const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetNode"); |
| return reinterpret_cast<const HeapGraphNode*>( |
| &ToInternal(this)->entries().at(index)); |
| } |
| |
| |
| SnapshotObjectId HeapSnapshot::GetMaxSnapshotJSObjectId() const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::GetMaxSnapshotJSObjectId"); |
| return ToInternal(this)->max_snapshot_js_object_id(); |
| } |
| |
| |
| void HeapSnapshot::Serialize(OutputStream* stream, |
| HeapSnapshot::SerializationFormat format) const { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapSnapshot::Serialize"); |
| ApiCheck(format == kJSON, |
| "v8::HeapSnapshot::Serialize", |
| "Unknown serialization format"); |
| ApiCheck(stream->GetOutputEncoding() == OutputStream::kAscii, |
| "v8::HeapSnapshot::Serialize", |
| "Unsupported output encoding"); |
| ApiCheck(stream->GetChunkSize() > 0, |
| "v8::HeapSnapshot::Serialize", |
| "Invalid stream chunk size"); |
| i::HeapSnapshotJSONSerializer serializer(ToInternal(this)); |
| serializer.Serialize(stream); |
| } |
| |
| |
| int HeapProfiler::GetSnapshotsCount() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::GetSnapshotsCount"); |
| return i::HeapProfiler::GetSnapshotsCount(); |
| } |
| |
| |
| const HeapSnapshot* HeapProfiler::GetSnapshot(int index) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::GetSnapshot"); |
| return reinterpret_cast<const HeapSnapshot*>( |
| i::HeapProfiler::GetSnapshot(index)); |
| } |
| |
| |
| const HeapSnapshot* HeapProfiler::FindSnapshot(unsigned uid) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::FindSnapshot"); |
| return reinterpret_cast<const HeapSnapshot*>( |
| i::HeapProfiler::FindSnapshot(uid)); |
| } |
| |
| |
| SnapshotObjectId HeapProfiler::GetSnapshotObjectId(Handle<Value> value) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::GetSnapshotObjectId"); |
| i::Handle<i::Object> obj = Utils::OpenHandle(*value); |
| return i::HeapProfiler::GetSnapshotObjectId(obj); |
| } |
| |
| |
| const HeapSnapshot* HeapProfiler::TakeSnapshot(Handle<String> title, |
| HeapSnapshot::Type type, |
| ActivityControl* control) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::TakeSnapshot"); |
| i::HeapSnapshot::Type internal_type = i::HeapSnapshot::kFull; |
| switch (type) { |
| case HeapSnapshot::kFull: |
| internal_type = i::HeapSnapshot::kFull; |
| break; |
| default: |
| UNREACHABLE(); |
| } |
| return reinterpret_cast<const HeapSnapshot*>( |
| i::HeapProfiler::TakeSnapshot( |
| *Utils::OpenHandle(*title), internal_type, control)); |
| } |
| |
| |
| void HeapProfiler::StartHeapObjectsTracking() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::StartHeapObjectsTracking"); |
| i::HeapProfiler::StartHeapObjectsTracking(); |
| } |
| |
| |
| void HeapProfiler::StopHeapObjectsTracking() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::StopHeapObjectsTracking"); |
| i::HeapProfiler::StopHeapObjectsTracking(); |
| } |
| |
| |
| SnapshotObjectId HeapProfiler::PushHeapObjectsStats(OutputStream* stream) { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::PushHeapObjectsStats"); |
| return i::HeapProfiler::PushHeapObjectsStats(stream); |
| } |
| |
| |
| void HeapProfiler::DeleteAllSnapshots() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| IsDeadCheck(isolate, "v8::HeapProfiler::DeleteAllSnapshots"); |
| i::HeapProfiler::DeleteAllSnapshots(); |
| } |
| |
| |
| void HeapProfiler::DefineWrapperClass(uint16_t class_id, |
| WrapperInfoCallback callback) { |
| i::Isolate::Current()->heap_profiler()->DefineWrapperClass(class_id, |
| callback); |
| } |
| |
| |
| int HeapProfiler::GetPersistentHandleCount() { |
| i::Isolate* isolate = i::Isolate::Current(); |
| return isolate->global_handles()->NumberOfGlobalHandles(); |
| } |
| |
| |
| size_t HeapProfiler::GetMemorySizeUsedByProfiler() { |
| return i::HeapProfiler::GetMemorySizeUsedByProfiler(); |
| } |
| |
| |
| v8::Testing::StressType internal::Testing::stress_type_ = |
| v8::Testing::kStressTypeOpt; |
| |
| |
| void Testing::SetStressRunType(Testing::StressType type) { |
| internal::Testing::set_stress_type(type); |
| } |
| |
| int Testing::GetStressRuns() { |
| if (internal::FLAG_stress_runs != 0) return internal::FLAG_stress_runs; |
| #ifdef DEBUG |
| // In debug mode the code runs much slower so stressing will only make two |
| // runs. |
| return 2; |
| #else |
| return 5; |
| #endif |
| } |
| |
| |
| static void SetFlagsFromString(const char* flags) { |
| V8::SetFlagsFromString(flags, i::StrLength(flags)); |
| } |
| |
| |
| void Testing::PrepareStressRun(int run) { |
| static const char* kLazyOptimizations = |
| "--prepare-always-opt " |
| "--max-inlined-source-size=999999 " |
| "--max-inlined-nodes=999999 " |
| "--max-inlined-nodes-cumulative=999999 " |
| "--noalways-opt"; |
| static const char* kForcedOptimizations = "--always-opt"; |
| |
| // If deoptimization stressed turn on frequent deoptimization. If no value |
| // is spefified through --deopt-every-n-times use a default default value. |
| static const char* kDeoptEvery13Times = "--deopt-every-n-times=13"; |
| if (internal::Testing::stress_type() == Testing::kStressTypeDeopt && |
| internal::FLAG_deopt_every_n_times == 0) { |
| SetFlagsFromString(kDeoptEvery13Times); |
| } |
| |
| #ifdef DEBUG |
| // As stressing in debug mode only make two runs skip the deopt stressing |
| // here. |
| if (run == GetStressRuns() - 1) { |
| SetFlagsFromString(kForcedOptimizations); |
| } else { |
| SetFlagsFromString(kLazyOptimizations); |
| } |
| #else |
| if (run == GetStressRuns() - 1) { |
| SetFlagsFromString(kForcedOptimizations); |
| } else if (run != GetStressRuns() - 2) { |
| SetFlagsFromString(kLazyOptimizations); |
| } |
| #endif |
| } |
| |
| |
| void Testing::DeoptimizeAll() { |
| internal::Deoptimizer::DeoptimizeAll(); |
| } |
| |
| |
| namespace internal { |
| |
| |
| void HandleScopeImplementer::FreeThreadResources() { |
| Free(); |
| } |
| |
| |
| char* HandleScopeImplementer::ArchiveThread(char* storage) { |
| v8::ImplementationUtilities::HandleScopeData* current = |
| isolate_->handle_scope_data(); |
| handle_scope_data_ = *current; |
| memcpy(storage, this, sizeof(*this)); |
| |
| ResetAfterArchive(); |
| current->Initialize(); |
| |
| return storage + ArchiveSpacePerThread(); |
| } |
| |
| |
| int HandleScopeImplementer::ArchiveSpacePerThread() { |
| return sizeof(HandleScopeImplementer); |
| } |
| |
| |
| char* HandleScopeImplementer::RestoreThread(char* storage) { |
| memcpy(this, storage, sizeof(*this)); |
| *isolate_->handle_scope_data() = handle_scope_data_; |
| return storage + ArchiveSpacePerThread(); |
| } |
| |
| |
| void HandleScopeImplementer::IterateThis(ObjectVisitor* v) { |
| // Iterate over all handles in the blocks except for the last. |
| for (int i = blocks()->length() - 2; i >= 0; --i) { |
| Object** block = blocks()->at(i); |
| v->VisitPointers(block, &block[kHandleBlockSize]); |
| } |
| |
| // Iterate over live handles in the last block (if any). |
| if (!blocks()->is_empty()) { |
| v->VisitPointers(blocks()->last(), handle_scope_data_.next); |
| } |
| |
| if (!saved_contexts_.is_empty()) { |
| Object** start = reinterpret_cast<Object**>(&saved_contexts_.first()); |
| v->VisitPointers(start, start + saved_contexts_.length()); |
| } |
| } |
| |
| |
| void HandleScopeImplementer::Iterate(ObjectVisitor* v) { |
| v8::ImplementationUtilities::HandleScopeData* current = |
| isolate_->handle_scope_data(); |
| handle_scope_data_ = *current; |
| IterateThis(v); |
| } |
| |
| |
| char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) { |
| HandleScopeImplementer* scope_implementer = |
| reinterpret_cast<HandleScopeImplementer*>(storage); |
| scope_implementer->IterateThis(v); |
| return storage + ArchiveSpacePerThread(); |
| } |
| |
| } } // namespace v8::internal |