Line data Source code
1 : // Copyright 2016 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/builtins/builtins-utils-inl.h"
6 : #include "src/builtins/builtins.h"
7 : #include "src/counters.h"
8 : #include "src/heap/heap-inl.h" // For ToBoolean. TODO(jkummerow): Drop.
9 : #include "src/objects-inl.h"
10 :
11 : namespace v8 {
12 : namespace internal {
13 :
14 : // -----------------------------------------------------------------------------
15 : // ES #sec-boolean-objects
16 :
17 : // ES #sec-boolean-constructor
18 13410 : BUILTIN(BooleanConstructor) {
19 : HandleScope scope(isolate);
20 2682 : if (args.new_target()->IsUndefined(isolate)) { // [[Call]]
21 : Handle<Object> value = args.atOrUndefined(isolate, 1);
22 2926 : return isolate->heap()->ToBoolean(value->BooleanValue(isolate));
23 : }
24 : // [[Construct]]
25 : Handle<Object> value = args.atOrUndefined(isolate, 1);
26 1219 : Handle<JSFunction> target = args.target();
27 1219 : Handle<JSReceiver> new_target = Handle<JSReceiver>::cast(args.new_target());
28 : DCHECK(*target == target->native_context()->boolean_function());
29 : Handle<JSObject> result;
30 2438 : ASSIGN_RETURN_FAILURE_ON_EXCEPTION(
31 : isolate, result,
32 : JSObject::New(target, new_target, Handle<AllocationSite>::null()));
33 2438 : Handle<JSValue>::cast(result)->set_value(
34 4876 : isolate->heap()->ToBoolean(value->BooleanValue(isolate)));
35 1219 : return *result;
36 : }
37 :
38 : } // namespace internal
39 122036 : } // namespace v8
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