1// Copyright 2014 the V8 project authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "src/arguments-inl.h"
6#include "src/counters.h"
7#include "src/heap/heap-inl.h" // For ToBoolean. TODO(jkummerow): Drop.
8#include "src/isolate-inl.h"
9#include "src/objects-inl.h"
10#include "src/runtime/runtime-utils.h"
11#include "src/string-builder-inl.h"
12
13namespace v8 {
14namespace internal {
15
16RUNTIME_FUNCTION(Runtime_CreatePrivateSymbol) {
17 HandleScope scope(isolate);
18 DCHECK_GE(1, args.length());
19 Handle<Symbol> symbol = isolate->factory()->NewPrivateSymbol();
20 if (args.length() == 1) {
21 CONVERT_ARG_HANDLE_CHECKED(Object, name, 0);
22 CHECK(name->IsString() || name->IsUndefined(isolate));
23 if (name->IsString()) symbol->set_name(*name);
24 }
25 return *symbol;
26}
27
28RUNTIME_FUNCTION(Runtime_CreatePrivateNameSymbol) {
29 HandleScope scope(isolate);
30 DCHECK_EQ(1, args.length());
31 CONVERT_ARG_HANDLE_CHECKED(String, name, 0);
32 Handle<Symbol> symbol = isolate->factory()->NewPrivateNameSymbol(name);
33 return *symbol;
34}
35
36RUNTIME_FUNCTION(Runtime_SymbolDescriptiveString) {
37 HandleScope scope(isolate);
38 DCHECK_EQ(1, args.length());
39 CONVERT_ARG_HANDLE_CHECKED(Symbol, symbol, 0);
40 IncrementalStringBuilder builder(isolate);
41 builder.AppendCString("Symbol(");
42 if (symbol->name()->IsString()) {
43 builder.AppendString(handle(String::cast(symbol->name()), isolate));
44 }
45 builder.AppendCharacter(')');
46 RETURN_RESULT_OR_FAILURE(isolate, builder.Finish());
47}
48
49
50RUNTIME_FUNCTION(Runtime_SymbolIsPrivate) {
51 SealHandleScope shs(isolate);
52 DCHECK_EQ(1, args.length());
53 CONVERT_ARG_CHECKED(Symbol, symbol, 0);
54 return isolate->heap()->ToBoolean(symbol->is_private());
55}
56} // namespace internal
57} // namespace v8
58