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LibJS: Implement Temporal.PlainDate.prototype.valueOf

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Idan Horowitz 2021-07-21 19:29:32 +03:00 • committed by Linus Groh
parent 3c62b661f4
commit 68aad5d8fa
3 changed files with 20 additions and 0 deletions
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11
Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.cpp
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@ -26,6 +26,9 @@ void PlainDatePrototype::initialize(GlobalObject& global_object)
define_direct_property(*vm.well_known_symbol_to_string_tag(), js_string(vm.heap(), "Temporal.PlainDate"), Attribute::Configurable);
define_native_accessor(vm.names.calendar, calendar_getter, {}, Attribute::Configurable);
u8 attr = Attribute::Writable | Attribute::Configurable;
define_native_function(vm.names.valueOf, value_of, 0, attr);
}
static PlainDate* typed_this(GlobalObject& global_object)
@ -54,4 +57,12 @@ JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::calendar_getter)
return Value(&temporal_date->calendar());
}
// 3.3.31 Temporal.PlainDate.prototype.valueOf ( ), https://tc39.es/proposal-temporal/#sec-temporal.plaindate.prototype.valueof
JS_DEFINE_NATIVE_FUNCTION(PlainDatePrototype::value_of)
{
// 1. Throw a TypeError exception.
vm.throw_exception<TypeError>(global_object, ErrorType::Convert, "Temporal.PlainDate", "a primitive value");
return {};
}
}

2
Userland/Libraries/LibJS/Runtime/Temporal/PlainDatePrototype.h
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@ -20,6 +20,8 @@ public:
private:
JS_DECLARE_NATIVE_FUNCTION(calendar_getter);
JS_DECLARE_NATIVE_FUNCTION(value_of);
};
}

7
Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDate/PlainDate.prototype.valueOf.js Normal file
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@ -0,0 +1,7 @@
test("errors", () => {
test("throws TypeError", () => {
expect(() => {
new Temporal.PlainDate(2021, 7, 21).valueOf();
}).toThrowWithMessage(TypeError, "Cannot convert Temporal.PlainDate to a primitive value");
});
});