Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 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 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 5 | #include "src/runtime/runtime-utils.h" |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 6 | |
| 7 | #include "src/arguments.h" |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 8 | #include "src/isolate-inl.h" |
| 9 | #include "src/objects-inl.h" |
| 10 | #include "src/string-builder.h" |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 11 | |
| 12 | namespace v8 { |
| 13 | namespace internal { |
| 14 | |
| 15 | RUNTIME_FUNCTION(Runtime_CreateSymbol) { |
| 16 | HandleScope scope(isolate); |
| 17 | DCHECK(args.length() == 1); |
| 18 | CONVERT_ARG_HANDLE_CHECKED(Object, name, 0); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 19 | CHECK(name->IsString() || name->IsUndefined(isolate)); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 20 | Handle<Symbol> symbol = isolate->factory()->NewSymbol(); |
| 21 | if (name->IsString()) symbol->set_name(*name); |
| 22 | return *symbol; |
| 23 | } |
| 24 | |
| 25 | |
| 26 | RUNTIME_FUNCTION(Runtime_CreatePrivateSymbol) { |
| 27 | HandleScope scope(isolate); |
| 28 | DCHECK(args.length() == 1); |
| 29 | CONVERT_ARG_HANDLE_CHECKED(Object, name, 0); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 30 | CHECK(name->IsString() || name->IsUndefined(isolate)); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 31 | Handle<Symbol> symbol = isolate->factory()->NewPrivateSymbol(); |
| 32 | if (name->IsString()) symbol->set_name(*name); |
| 33 | return *symbol; |
| 34 | } |
| 35 | |
| 36 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 37 | RUNTIME_FUNCTION(Runtime_SymbolDescription) { |
| 38 | SealHandleScope shs(isolate); |
| 39 | DCHECK(args.length() == 1); |
| 40 | CONVERT_ARG_CHECKED(Symbol, symbol, 0); |
| 41 | return symbol->name(); |
| 42 | } |
| 43 | |
| 44 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 45 | RUNTIME_FUNCTION(Runtime_SymbolDescriptiveString) { |
| 46 | HandleScope scope(isolate); |
| 47 | DCHECK_EQ(1, args.length()); |
| 48 | CONVERT_ARG_HANDLE_CHECKED(Symbol, symbol, 0); |
| 49 | IncrementalStringBuilder builder(isolate); |
| 50 | builder.AppendCString("Symbol("); |
| 51 | if (symbol->name()->IsString()) { |
| 52 | builder.AppendString(handle(String::cast(symbol->name()), isolate)); |
| 53 | } |
| 54 | builder.AppendCharacter(')'); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 55 | RETURN_RESULT_OR_FAILURE(isolate, builder.Finish()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 56 | } |
| 57 | |
| 58 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 59 | RUNTIME_FUNCTION(Runtime_SymbolRegistry) { |
| 60 | HandleScope scope(isolate); |
| 61 | DCHECK(args.length() == 0); |
| 62 | return *isolate->GetSymbolRegistry(); |
| 63 | } |
| 64 | |
| 65 | |
| 66 | RUNTIME_FUNCTION(Runtime_SymbolIsPrivate) { |
| 67 | SealHandleScope shs(isolate); |
| 68 | DCHECK(args.length() == 1); |
| 69 | CONVERT_ARG_CHECKED(Symbol, symbol, 0); |
| 70 | return isolate->heap()->ToBoolean(symbol->is_private()); |
| 71 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 72 | } // namespace internal |
| 73 | } // namespace v8 |