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LibJS: Convert MapPrototype functions to ThrowCompletionOr

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This commit is contained in:
Idan Horowitz 2021-10-29 01:01:26 +03:00
parent 8ff152ec5c
commit dab0a92c19
2 changed files with 44 additions and 49 deletions
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73
Userland/Libraries/LibJS/Runtime/MapPrototype.cpp
View file

@ -22,17 +22,17 @@ void MapPrototype::initialize(GlobalObject& global_object)
Object::initialize(global_object);
u8 attr = Attribute::Writable | Attribute::Configurable;
define_old_native_function(vm.names.clear, clear, 0, attr);
define_old_native_function(vm.names.delete_, delete_, 1, attr);
define_old_native_function(vm.names.entries, entries, 0, attr);
define_old_native_function(vm.names.forEach, for_each, 1, attr);
define_old_native_function(vm.names.get, get, 1, attr);
define_old_native_function(vm.names.has, has, 1, attr);
define_old_native_function(vm.names.keys, keys, 0, attr);
define_old_native_function(vm.names.set, set, 2, attr);
define_old_native_function(vm.names.values, values, 0, attr);
define_native_function(vm.names.clear, clear, 0, attr);
define_native_function(vm.names.delete_, delete_, 1, attr);
define_native_function(vm.names.entries, entries, 0, attr);
define_native_function(vm.names.forEach, for_each, 1, attr);
define_native_function(vm.names.get, get, 1, attr);
define_native_function(vm.names.has, has, 1, attr);
define_native_function(vm.names.keys, keys, 0, attr);
define_native_function(vm.names.set, set, 2, attr);
define_native_function(vm.names.values, values, 0, attr);
define_old_native_accessor(vm.names.size, size_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.size, size_getter, {}, Attribute::Configurable);
define_direct_property(*vm.well_known_symbol_iterator(), get_without_side_effects(vm.names.entries), attr);
define_direct_property(*vm.well_known_symbol_to_string_tag(), js_string(global_object.heap(), vm.names.Map.as_string()), Attribute::Configurable);
@ -43,49 +43,44 @@ MapPrototype::~MapPrototype()
}
// 24.1.3.1 Map.prototype.clear ( ), https://tc39.es/ecma262/#sec-map.prototype.clear
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::clear)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::clear)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
map->entries().clear();
return js_undefined();
}
// 24.1.3.3 Map.prototype.delete ( key ), https://tc39.es/ecma262/#sec-map.prototype.delete
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::delete_)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::delete_)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
return Value(map->entries().remove(vm.argument(0)));
}
// 24.1.3.4 Map.prototype.entries ( ), https://tc39.es/ecma262/#sec-map.prototype.entries
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::entries)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::entries)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
return MapIterator::create(global_object, *map, Object::PropertyKind::KeyAndValue);
}
// 24.1.3.5 Map.prototype.forEach ( callbackfn [ , thisArg ] ), https://tc39.es/ecma262/#sec-map.prototype.foreach
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::for_each)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::for_each)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
if (!vm.argument(0).is_function()) {
vm.throw_exception<TypeError>(global_object, ErrorType::NotAFunction, vm.argument(0).to_string_without_side_effects());
return {};
}
auto* map = TRY(typed_this_object(global_object));
if (!vm.argument(0).is_function())
return vm.throw_completion<TypeError>(global_object, ErrorType::NotAFunction, vm.argument(0).to_string_without_side_effects());
auto this_value = vm.this_value(global_object);
for (auto& entry : map->entries()) {
(void)vm.call(vm.argument(0).as_function(), vm.argument(1), entry.value, entry.key, this_value);
if (vm.exception())
return {};
}
for (auto& entry : map->entries())
TRY(vm.call(vm.argument(0).as_function(), vm.argument(1), entry.value, entry.key, this_value));
return js_undefined();
}
// 24.1.3.6 Map.prototype.get ( key ), https://tc39.es/ecma262/#sec-map.prototype.get
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::get)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::get)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
auto result = map->entries().get(vm.argument(0));
if (!result.has_value())
return js_undefined();
@ -93,25 +88,25 @@ JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::get)
}
// 24.1.3.7 Map.prototype.has ( key ), https://tc39.es/ecma262/#sec-map.prototype.has
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::has)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::has)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
auto& entries = map->entries();
return Value(entries.find(vm.argument(0)) != entries.end());
}
// 24.1.3.8 Map.prototype.keys ( ), https://tc39.es/ecma262/#sec-map.prototype.keys
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::keys)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::keys)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
return MapIterator::create(global_object, *map, Object::PropertyKind::Key);
}
// 24.1.3.9 Map.prototype.set ( key, value ), https://tc39.es/ecma262/#sec-map.prototype.set
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::set)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::set)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
auto key = vm.argument(0);
if (key.is_negative_zero())
key = Value(0);
@ -120,17 +115,17 @@ JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::set)
}
// 24.1.3.11 Map.prototype.values ( ), https://tc39.es/ecma262/#sec-map.prototype.values
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::values)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::values)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
return MapIterator::create(global_object, *map, Object::PropertyKind::Value);
}
// 24.1.3.10 get Map.prototype.size, https://tc39.es/ecma262/#sec-get-map.prototype.size
JS_DEFINE_OLD_NATIVE_FUNCTION(MapPrototype::size_getter)
JS_DEFINE_NATIVE_FUNCTION(MapPrototype::size_getter)
{
auto* map = TRY_OR_DISCARD(typed_this_object(global_object));
auto* map = TRY(typed_this_object(global_object));
return Value(map->entries().size());
}

20
Userland/Libraries/LibJS/Runtime/MapPrototype.h
View file

@ -20,17 +20,17 @@ public:
virtual ~MapPrototype() override;
private:
JS_DECLARE_OLD_NATIVE_FUNCTION(clear);
JS_DECLARE_OLD_NATIVE_FUNCTION(delete_);
JS_DECLARE_OLD_NATIVE_FUNCTION(entries);
JS_DECLARE_OLD_NATIVE_FUNCTION(for_each);
JS_DECLARE_OLD_NATIVE_FUNCTION(get);
JS_DECLARE_OLD_NATIVE_FUNCTION(has);
JS_DECLARE_OLD_NATIVE_FUNCTION(keys);
JS_DECLARE_OLD_NATIVE_FUNCTION(set);
JS_DECLARE_OLD_NATIVE_FUNCTION(values);
JS_DECLARE_NATIVE_FUNCTION(clear);
JS_DECLARE_NATIVE_FUNCTION(delete_);
JS_DECLARE_NATIVE_FUNCTION(entries);
JS_DECLARE_NATIVE_FUNCTION(for_each);
JS_DECLARE_NATIVE_FUNCTION(get);
JS_DECLARE_NATIVE_FUNCTION(has);
JS_DECLARE_NATIVE_FUNCTION(keys);
JS_DECLARE_NATIVE_FUNCTION(set);
JS_DECLARE_NATIVE_FUNCTION(values);
JS_DECLARE_OLD_NATIVE_FUNCTION(size_getter);
JS_DECLARE_NATIVE_FUNCTION(size_getter);
};
}