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LibJS: Convert Promise.prototype to be a PrototypeObject
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2 changed files with 5 additions and 17 deletions
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@ -17,7 +17,7 @@
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namespace JS {
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PromisePrototype::PromisePrototype(GlobalObject& global_object)
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: Object(*global_object.object_prototype())
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: PrototypeObject(*global_object.object_prototype())
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{
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}
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@ -35,22 +35,10 @@ void PromisePrototype::initialize(GlobalObject& global_object)
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define_direct_property(*vm.well_known_symbol_to_string_tag(), js_string(vm, vm.names.Promise.as_string()), Attribute::Configurable);
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}
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static Promise* promise_from(VM& vm, GlobalObject& global_object)
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{
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auto* this_object = vm.this_value(global_object).to_object(global_object);
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if (!this_object)
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return nullptr;
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if (!is<Promise>(this_object)) {
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vm.throw_exception<TypeError>(global_object, ErrorType::NotAnObjectOfType, vm.names.Promise);
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return nullptr;
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}
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return static_cast<Promise*>(this_object);
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}
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// 27.2.5.4 Promise.prototype.then ( onFulfilled, onRejected ), https://tc39.es/ecma262/#sec-promise.prototype.then
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JS_DEFINE_NATIVE_FUNCTION(PromisePrototype::then)
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{
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auto* promise = promise_from(vm, global_object);
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auto* promise = typed_this_object(global_object);
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if (!promise)
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return {};
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auto on_fulfilled = vm.argument(0);
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@ -6,12 +6,12 @@
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#pragma once
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#include <LibJS/Runtime/Object.h>
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#include <LibJS/Runtime/PrototypeObject.h>
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namespace JS {
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class PromisePrototype final : public Object {
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JS_OBJECT(PromisePrototype, Object);
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class PromisePrototype final : public PrototypeObject<PromisePrototype, Promise> {
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JS_PROTOTYPE_OBJECT(PromisePrototype, Promise, Promise);
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public:
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PromisePrototype(GlobalObject&);
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