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LibJS: Expose TypedArray.prototype.byteLength
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3 changed files with 37 additions and 0 deletions
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@ -24,6 +24,11 @@ void TypedArrayPrototype::initialize(GlobalObject& object)
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// FIXME: This should be an accessor property
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define_native_property(vm.names.length, length_getter, nullptr, Attribute::Configurable);
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define_native_property(vm.names.buffer, buffer_getter, nullptr, Attribute::Configurable);
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<<<<<<< HEAD
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=======
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define_native_property(vm.names.byteLength, byte_length_getter, nullptr, Attribute::Configurable);
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define_native_property(vm.names.BYTES_PER_ELEMENT, bytes_per_element_getter, nullptr, 0); // FIXME: This should just be a normal property and not a getter.
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>>>>>>> 6be44bc62... LibJS: Expose TypedArray.prototype.byteLength
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define_native_function(vm.names.at, at, 1, attr);
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}
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@ -85,4 +90,16 @@ JS_DEFINE_NATIVE_FUNCTION(TypedArrayPrototype::buffer_getter)
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return Value(array_buffer);
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}
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// https://tc39.es/ecma262/#sec-get-%typedarray%.prototype.bytelength
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JS_DEFINE_NATIVE_FUNCTION(TypedArrayPrototype::byte_length_getter)
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{
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auto typed_array = typed_array_from(vm, global_object);
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if (!typed_array)
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return {};
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auto* array_buffer = typed_array->viewed_array_buffer();
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VERIFY(array_buffer);
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// FIXME: If array_buffer is detached, return 0.
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return Value(typed_array->byte_length());
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}
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}
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@ -21,6 +21,7 @@ public:
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private:
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JS_DECLARE_NATIVE_GETTER(length_getter);
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JS_DECLARE_NATIVE_GETTER(buffer_getter);
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JS_DECLARE_NATIVE_GETTER(byte_length_getter);
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JS_DECLARE_NATIVE_FUNCTION(at);
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};
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