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// 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/runtime/runtime-utils.h"
#include "src/arguments.h"
#include "src/isolate-inl.h"
#include "src/objects-inl.h"
#include "src/string-builder.h"
namespace v8 {
namespace internal {
RUNTIME_FUNCTION(Runtime_CreateSymbol) {
HandleScope scope(isolate);
DCHECK(args.length() == 1);
CONVERT_ARG_HANDLE_CHECKED(Object, name, 0);
CHECK(name->IsString() || name->IsUndefined(isolate));
Handle<Symbol> symbol = isolate->factory()->NewSymbol();
if (name->IsString()) symbol->set_name(*name);
return *symbol;
}
RUNTIME_FUNCTION(Runtime_CreatePrivateSymbol) {
HandleScope scope(isolate);
DCHECK(args.length() == 1);
CONVERT_ARG_HANDLE_CHECKED(Object, name, 0);
CHECK(name->IsString() || name->IsUndefined(isolate));
Handle<Symbol> symbol = isolate->factory()->NewPrivateSymbol();
if (name->IsString()) symbol->set_name(*name);
return *symbol;
}
RUNTIME_FUNCTION(Runtime_SymbolDescription) {
SealHandleScope shs(isolate);
DCHECK(args.length() == 1);
CONVERT_ARG_CHECKED(Symbol, symbol, 0);
return symbol->name();
}
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->name()->IsString()) {
builder.AppendString(handle(String::cast(symbol->name()), isolate));
}
builder.AppendCharacter(')');
RETURN_RESULT_OR_FAILURE(isolate, builder.Finish());
}
RUNTIME_FUNCTION(Runtime_SymbolRegistry) {
HandleScope scope(isolate);
DCHECK(args.length() == 0);
return *isolate->GetSymbolRegistry();
}
RUNTIME_FUNCTION(Runtime_SymbolIsPrivate) {
SealHandleScope shs(isolate);
DCHECK(args.length() == 1);
CONVERT_ARG_CHECKED(Symbol, symbol, 0);
return isolate->heap()->ToBoolean(symbol->is_private());
}
} // namespace internal
} // namespace v8
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