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LibJS: Convert WeakMap.prototype to be a PrototypeObject

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This commit is contained in:
Timothy Flynn 2021-09-11 15:52:36 -04:00 • committed by Andreas Kling
parent be0880fb2c
commit 966f4faae4
2 changed files with 8 additions and 19 deletions
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22
Userland/Libraries/LibJS/Runtime/WeakMapPrototype.cpp
View file

@ -11,7 +11,7 @@
namespace JS { namespace JS {
WeakMapPrototype::WeakMapPrototype(GlobalObject& global_object) WeakMapPrototype::WeakMapPrototype(GlobalObject& global_object)
: Object(*global_object.object_prototype()) : PrototypeObject(*global_object.object_prototype())
{ {
} }
@ -34,22 +34,10 @@ WeakMapPrototype::~WeakMapPrototype()
{ {
} }
WeakMap* WeakMapPrototype::typed_this(VM& vm, GlobalObject& global_object)
{
auto* this_object = vm.this_value(global_object).to_object(global_object);
if (!this_object)
return {};
if (!is<WeakMap>(this_object)) {
vm.throw_exception<TypeError>(global_object, ErrorType::NotAnObjectOfType, "WeakMap");
return nullptr;
}
return static_cast<WeakMap*>(this_object);
}
// 24.3.3.2 WeakMap.prototype.delete ( key ), https://tc39.es/ecma262/#sec-weakmap.prototype.delete // 24.3.3.2 WeakMap.prototype.delete ( key ), https://tc39.es/ecma262/#sec-weakmap.prototype.delete
JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::delete_) JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::delete_)
{ {
auto* weak_map = typed_this(vm, global_object); auto* weak_map = typed_this_object(global_object);
if (!weak_map) if (!weak_map)
return {}; return {};
auto value = vm.argument(0); auto value = vm.argument(0);
@ -61,7 +49,7 @@ JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::delete_)
// 24.3.3.3 WeakMap.prototype.get ( key ), https://tc39.es/ecma262/#sec-weakmap.prototype.get // 24.3.3.3 WeakMap.prototype.get ( key ), https://tc39.es/ecma262/#sec-weakmap.prototype.get
JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::get) JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::get)
{ {
auto* weak_map = typed_this(vm, global_object); auto* weak_map = typed_this_object(global_object);
if (!weak_map) if (!weak_map)
return {}; return {};
auto value = vm.argument(0); auto value = vm.argument(0);
@ -77,7 +65,7 @@ JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::get)
// 24.3.3.4 WeakMap.prototype.has ( key ), https://tc39.es/ecma262/#sec-weakmap.prototype.has // 24.3.3.4 WeakMap.prototype.has ( key ), https://tc39.es/ecma262/#sec-weakmap.prototype.has
JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::has) JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::has)
{ {
auto* weak_map = typed_this(vm, global_object); auto* weak_map = typed_this_object(global_object);
if (!weak_map) if (!weak_map)
return {}; return {};
auto value = vm.argument(0); auto value = vm.argument(0);
@ -90,7 +78,7 @@ JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::has)
// 24.3.3.5 WeakMap.prototype.set ( key, value ), https://tc39.es/ecma262/#sec-weakmap.prototype.set // 24.3.3.5 WeakMap.prototype.set ( key, value ), https://tc39.es/ecma262/#sec-weakmap.prototype.set
JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::set) JS_DEFINE_NATIVE_FUNCTION(WeakMapPrototype::set)
{ {
auto* weak_map = typed_this(vm, global_object); auto* weak_map = typed_this_object(global_object);
if (!weak_map) if (!weak_map)
return {}; return {};
auto value = vm.argument(0); auto value = vm.argument(0);

5
Userland/Libraries/LibJS/Runtime/WeakMapPrototype.h
View file

@ -6,12 +6,13 @@
#pragma once #pragma once
#include <LibJS/Runtime/PrototypeObject.h>
#include <LibJS/Runtime/WeakMap.h> #include <LibJS/Runtime/WeakMap.h>
namespace JS { namespace JS {
class WeakMapPrototype final : public Object { class WeakMapPrototype final : public PrototypeObject<WeakMapPrototype, WeakMap> {
JS_OBJECT(WeakMapPrototype, Object); JS_PROTOTYPE_OBJECT(WeakMapPrototype, WeakMap, WeakMap);
public: public:
WeakMapPrototype(GlobalObject&); WeakMapPrototype(GlobalObject&);