| // Copyright 2014 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/execution/arguments-inl.h" |
| #include "src/execution/isolate-inl.h" |
| #include "src/heap/heap-inl.h" // For ToBoolean. TODO(jkummerow): Drop. |
| #include "src/logging/counters.h" |
| #include "src/objects/objects-inl.h" |
| #include "src/runtime/runtime-utils.h" |
| #include "src/strings/string-builder-inl.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| RUNTIME_FUNCTION(Runtime_CreatePrivateSymbol) { |
| HandleScope scope(isolate); |
| DCHECK_GE(1, args.length()); |
| Handle<Symbol> symbol = isolate->factory()->NewPrivateSymbol(); |
| if (args.length() == 1) { |
| CONVERT_ARG_HANDLE_CHECKED(Object, description, 0); |
| CHECK(description->IsString() || description->IsUndefined(isolate)); |
| if (description->IsString()) |
| symbol->set_description(String::cast(*description)); |
| } |
| return *symbol; |
| } |
| |
| RUNTIME_FUNCTION(Runtime_CreatePrivateBrandSymbol) { |
| HandleScope scope(isolate); |
| DCHECK_EQ(1, args.length()); |
| CONVERT_ARG_HANDLE_CHECKED(String, name, 0); |
| Handle<Symbol> symbol = isolate->factory()->NewPrivateNameSymbol(name); |
| symbol->set_is_private_brand(); |
| return *symbol; |
| } |
| |
| RUNTIME_FUNCTION(Runtime_CreatePrivateNameSymbol) { |
| HandleScope scope(isolate); |
| DCHECK_EQ(1, args.length()); |
| CONVERT_ARG_HANDLE_CHECKED(String, name, 0); |
| Handle<Symbol> symbol = isolate->factory()->NewPrivateNameSymbol(name); |
| return *symbol; |
| } |
| |
| RUNTIME_FUNCTION(Runtime_SymbolDescriptiveString) { |
| HandleScope scope(isolate); |
| DCHECK_EQ(1, args.length()); |
| CONVERT_ARG_HANDLE_CHECKED(Symbol, symbol, 0); |
| IncrementalStringBuilder builder(isolate); |
| builder.AppendCString("Symbol("); |
| if (symbol->description().IsString()) { |
| builder.AppendString(handle(String::cast(symbol->description()), isolate)); |
| } |
| builder.AppendCharacter(')'); |
| RETURN_RESULT_OR_FAILURE(isolate, builder.Finish()); |
| } |
| |
| |
| RUNTIME_FUNCTION(Runtime_SymbolIsPrivate) { |
| SealHandleScope shs(isolate); |
| DCHECK_EQ(1, args.length()); |
| CONVERT_ARG_CHECKED(Symbol, symbol, 0); |
| return isolate->heap()->ToBoolean(symbol.is_private()); |
| } |
| } // namespace internal |
| } // namespace v8 |