1/*
2 * Copyright (C) 2013, 2016 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "SetPrototype.h"
28
29#include "BuiltinNames.h"
30#include "Error.h"
31#include "ExceptionHelpers.h"
32#include "IteratorOperations.h"
33#include "JSCInlines.h"
34#include "JSSet.h"
35#include "Lookup.h"
36
37#include "SetPrototype.lut.h"
38
39namespace JSC {
40
41const ClassInfo SetPrototype::s_info = { "Set", &Base::s_info, &setPrototypeTable, nullptr, CREATE_METHOD_TABLE(SetPrototype) };
42
43/* Source for SetIteratorPrototype.lut.h
44@begin setPrototypeTable
45 forEach JSBuiltin DontEnum|Function 0
46 entries JSBuiltin DontEnum|Function 0
47@end
48*/
49
50static EncodedJSValue JSC_HOST_CALL setProtoFuncAdd(ExecState*);
51static EncodedJSValue JSC_HOST_CALL setProtoFuncClear(ExecState*);
52static EncodedJSValue JSC_HOST_CALL setProtoFuncDelete(ExecState*);
53static EncodedJSValue JSC_HOST_CALL setProtoFuncHas(ExecState*);
54
55
56static EncodedJSValue JSC_HOST_CALL setProtoFuncSize(ExecState*);
57
58void SetPrototype::finishCreation(VM& vm, JSGlobalObject* globalObject)
59{
60 Base::finishCreation(vm);
61 ASSERT(inherits(vm, info()));
62 didBecomePrototype();
63
64 JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->add, setProtoFuncAdd, static_cast<unsigned>(PropertyAttribute::DontEnum), 1, JSSetAddIntrinsic);
65 JSC_NATIVE_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->clear, setProtoFuncClear, static_cast<unsigned>(PropertyAttribute::DontEnum), 0);
66 JSC_NATIVE_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->deleteKeyword, setProtoFuncDelete, static_cast<unsigned>(PropertyAttribute::DontEnum), 1);
67 JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->has, setProtoFuncHas, static_cast<unsigned>(PropertyAttribute::DontEnum), 1, JSSetHasIntrinsic);
68 JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->builtinNames().hasPrivateName(), setProtoFuncHas, static_cast<unsigned>(PropertyAttribute::DontEnum), 1, JSSetHasIntrinsic);
69 JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION(vm.propertyNames->builtinNames().addPrivateName(), setProtoFuncAdd, static_cast<unsigned>(PropertyAttribute::DontEnum), 1, JSSetAddIntrinsic);
70
71 JSFunction* values = JSFunction::create(vm, setPrototypeValuesCodeGenerator(vm), globalObject);
72 putDirectWithoutTransition(vm, vm.propertyNames->builtinNames().valuesPublicName(), values, static_cast<unsigned>(PropertyAttribute::DontEnum));
73 putDirectWithoutTransition(vm, vm.propertyNames->builtinNames().keysPublicName(), values, static_cast<unsigned>(PropertyAttribute::DontEnum));
74 putDirectWithoutTransition(vm, vm.propertyNames->iteratorSymbol, values, static_cast<unsigned>(PropertyAttribute::DontEnum));
75 putDirectWithoutTransition(vm, vm.propertyNames->toStringTagSymbol, jsString(&vm, "Set"), PropertyAttribute::DontEnum | PropertyAttribute::ReadOnly);
76
77 JSC_NATIVE_GETTER_WITHOUT_TRANSITION(vm.propertyNames->size, setProtoFuncSize, PropertyAttribute::DontEnum | PropertyAttribute::Accessor);
78}
79
80ALWAYS_INLINE static JSSet* getSet(CallFrame* callFrame, JSValue thisValue)
81{
82 VM& vm = callFrame->vm();
83 auto scope = DECLARE_THROW_SCOPE(vm);
84
85 if (UNLIKELY(!thisValue.isCell())) {
86 throwVMError(callFrame, scope, createNotAnObjectError(callFrame, thisValue));
87 return nullptr;
88 }
89 auto* set = jsDynamicCast<JSSet*>(vm, thisValue.asCell());
90 if (LIKELY(set))
91 return set;
92 throwTypeError(callFrame, scope, "Set operation called on non-Set object"_s);
93 return nullptr;
94}
95
96EncodedJSValue JSC_HOST_CALL setProtoFuncAdd(CallFrame* callFrame)
97{
98 JSValue thisValue = callFrame->thisValue();
99 JSSet* set = getSet(callFrame, thisValue);
100 if (!set)
101 return JSValue::encode(jsUndefined());
102 set->add(callFrame, callFrame->argument(0));
103 return JSValue::encode(thisValue);
104}
105
106EncodedJSValue JSC_HOST_CALL setProtoFuncClear(CallFrame* callFrame)
107{
108 JSSet* set = getSet(callFrame, callFrame->thisValue());
109 if (!set)
110 return JSValue::encode(jsUndefined());
111 set->clear(callFrame);
112 return JSValue::encode(jsUndefined());
113}
114
115EncodedJSValue JSC_HOST_CALL setProtoFuncDelete(CallFrame* callFrame)
116{
117 JSSet* set = getSet(callFrame, callFrame->thisValue());
118 if (!set)
119 return JSValue::encode(jsUndefined());
120 return JSValue::encode(jsBoolean(set->remove(callFrame, callFrame->argument(0))));
121}
122
123EncodedJSValue JSC_HOST_CALL setProtoFuncHas(CallFrame* callFrame)
124{
125 JSSet* set = getSet(callFrame, callFrame->thisValue());
126 if (!set)
127 return JSValue::encode(jsUndefined());
128 return JSValue::encode(jsBoolean(set->has(callFrame, callFrame->argument(0))));
129}
130
131EncodedJSValue JSC_HOST_CALL setProtoFuncSize(CallFrame* callFrame)
132{
133 JSSet* set = getSet(callFrame, callFrame->thisValue());
134 if (!set)
135 return JSValue::encode(jsUndefined());
136 return JSValue::encode(jsNumber(set->size()));
137}
138
139}
140