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LibJS: Implement Temporal.Duration.prototype.microseconds

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This commit is contained in:
Linus Groh 2021-07-15 23:57:07 +01:00
parent db22f86055
commit 04e2d215a1
Notes: sideshowbarker 2024-07-18 08:57:42 +09:00 
Author: https://github.com/linusg
Commit: https://github.com/SerenityOS/serenity/commit/04e2d215a1a
Pull-request: https://github.com/SerenityOS/serenity/pull/8794
Reviewed-by: https://github.com/IdanHo ✅
4 changed files with 30 additions and 0 deletions
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1
Userland/Libraries/LibJS/Runtime/CommonPropertyNames.h
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@ -237,6 +237,7 @@ namespace JS {
P(map) \
P(max) \
P(message) \
P(microseconds) \
P(milliseconds) \
P(min) \
P(minutes) \

14
Userland/Libraries/LibJS/Runtime/Temporal/DurationPrototype.cpp
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@ -33,6 +33,7 @@ void DurationPrototype::initialize(GlobalObject& global_object)
define_native_accessor(vm.names.minutes, minutes_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.seconds, seconds_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.milliseconds, milliseconds_getter, {}, Attribute::Configurable);
define_native_accessor(vm.names.microseconds, microseconds_getter, {}, Attribute::Configurable);
}
static Duration* typed_this(GlobalObject& global_object)
@ -152,4 +153,17 @@ JS_DEFINE_NATIVE_FUNCTION(DurationPrototype::milliseconds_getter)
return Value(duration->milliseconds());
}
// 7.3.11 get Temporal.Duration.prototype.microseconds, https://tc39.es/proposal-temporal/#sec-get-temporal.duration.prototype.microseconds
JS_DEFINE_NATIVE_FUNCTION(DurationPrototype::microseconds_getter)
{
// 1. Let duration be the this value.
// 2. Perform ? RequireInternalSlot(duration, [[InitializedTemporalDuration]]).
auto* duration = typed_this(global_object);
if (vm.exception())
return {};
// 3. Return duration.[[Microseconds]].
return Value(duration->microseconds());
}
}

1
Userland/Libraries/LibJS/Runtime/Temporal/DurationPrototype.h
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@ -27,6 +27,7 @@ private:
JS_DECLARE_NATIVE_FUNCTION(minutes_getter);
JS_DECLARE_NATIVE_FUNCTION(seconds_getter);
JS_DECLARE_NATIVE_FUNCTION(milliseconds_getter);
JS_DECLARE_NATIVE_FUNCTION(microseconds_getter);
};
}

14
Userland/Libraries/LibJS/Tests/builtins/Temporal/Duration/Duration.prototype.microseconds.js Normal file
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@ -0,0 +1,14 @@
describe("correct behavior", () => {
test("basic functionality", () => {
const duration = new Temporal.Duration(0, 0, 0, 0, 0, 0, 0, 0, 123);
expect(duration.microseconds).toBe(123);
});
});
test("errors", () => {
test("this value must be a Temporal.Duration object", () => {
expect(() => {
Reflect.get(Temporal.Duration.prototype, "microseconds", "foo");
}).toThrowWithMessage(TypeError, "Not a Temporal.Duration");
});
});