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LibJS: Add %TypedArray%.prototype.keys

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Luke 2021-06-26 01:00:07 +01:00 • committed by Linus Groh
parent 293974c1cb
commit fb43b778ab
3 changed files with 58 additions and 0 deletions
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11
Userland/Libraries/LibJS/Runtime/TypedArrayPrototype.cpp
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@ -5,6 +5,7 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Runtime/ArrayIterator.h>
#include <LibJS/Runtime/GlobalObject.h>
#include <LibJS/Runtime/TypedArray.h>
#include <LibJS/Runtime/TypedArrayPrototype.h>
@ -33,6 +34,7 @@ void TypedArrayPrototype::initialize(GlobalObject& object)
define_native_function(vm.names.forEach, for_each, 1, attr);
define_native_function(vm.names.some, some, 1, attr);
define_native_function(vm.names.join, join, 1, attr);
define_native_function(vm.names.keys, keys, 0, attr);
define_native_accessor(*vm.well_known_symbol_to_string_tag(), to_string_tag_getter, nullptr, Attribute::Configurable);
@ -238,6 +240,15 @@ JS_DEFINE_NATIVE_FUNCTION(TypedArrayPrototype::join)
return js_string(vm, builder.to_string());
}
// 23.2.3.16 %TypedArray%.prototype.keys ( ), https://tc39.es/ecma262/#sec-%typedarray%.prototype.keys
JS_DEFINE_NATIVE_FUNCTION(TypedArrayPrototype::keys)
{
auto typed_array = typed_array_from(vm, global_object);
if (!typed_array)
return {};
return ArrayIterator::create(global_object, typed_array, Object::PropertyKind::Key);
}
// 23.2.3.1 get %TypedArray%.prototype.buffer, https://tc39.es/ecma262/#sec-get-%typedarray%.prototype.buffer
JS_DEFINE_NATIVE_GETTER(TypedArrayPrototype::buffer_getter)
{

1
Userland/Libraries/LibJS/Runtime/TypedArrayPrototype.h
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@ -32,6 +32,7 @@ private:
JS_DECLARE_NATIVE_FUNCTION(for_each);
JS_DECLARE_NATIVE_FUNCTION(some);
JS_DECLARE_NATIVE_FUNCTION(join);
JS_DECLARE_NATIVE_FUNCTION(keys);
};
}