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LibJS: Implement Temporal.PlainTime.prototype.equals()
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3 changed files with 56 additions and 0 deletions
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@ -38,6 +38,7 @@ void PlainTimePrototype::initialize(GlobalObject& global_object)
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define_native_accessor(vm.names.nanosecond, nanosecond_getter, {}, Attribute::Configurable);
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u8 attr = Attribute::Writable | Attribute::Configurable;
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define_native_function(vm.names.equals, equals, 1, attr);
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define_native_function(vm.names.toPlainDateTime, to_plain_date_time, 1, attr);
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define_native_function(vm.names.getISOFields, get_iso_fields, 0, attr);
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define_native_function(vm.names.valueOf, value_of, 0, attr);
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@ -147,6 +148,48 @@ JS_DEFINE_NATIVE_FUNCTION(PlainTimePrototype::nanosecond_getter)
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return Value(temporal_time->iso_nanosecond());
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}
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// 4.3.16 Temporal.PlainTime.prototype.equals ( other ), https://tc39.es/proposal-temporal/#sec-temporal.plaintime.prototype.equals
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JS_DEFINE_NATIVE_FUNCTION(PlainTimePrototype::equals)
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{
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// 1. Let temporalTime be the this value.
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// 2. Perform ? RequireInternalSlot(temporalTime, [[InitializedTemporalTime]]).
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auto* temporal_time = typed_this(global_object);
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if (vm.exception())
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return {};
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// 3. Set other to ? ToTemporalTime(other).
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auto* other = to_temporal_time(global_object, vm.argument(0));
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if (vm.exception())
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return {};
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// 4. If temporalTime.[[ISOHour]] ≠ other.[[ISOHour]], return false.
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if (temporal_time->iso_hour() != other->iso_hour())
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return Value(false);
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// 5. If temporalTime.[[ISOMinute]] ≠ other.[[ISOMinute]], return false.
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if (temporal_time->iso_minute() != other->iso_minute())
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return Value(false);
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// 6. If temporalTime.[[ISOSecond]] ≠ other.[[ISOSecond]], return false.
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if (temporal_time->iso_second() != other->iso_second())
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return Value(false);
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// 7. If temporalTime.[[ISOMillisecond]] ≠ other.[[ISOMillisecond]], return false.
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if (temporal_time->iso_millisecond() != other->iso_millisecond())
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return Value(false);
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// 8. If temporalTime.[[ISOMicrosecond]] ≠ other.[[ISOMicrosecond]], return false.
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if (temporal_time->iso_microsecond() != other->iso_microsecond())
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return Value(false);
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// 9. If temporalTime.[[ISONanosecond]] ≠ other.[[ISONanosecond]], return false.
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if (temporal_time->iso_nanosecond() != other->iso_nanosecond())
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return Value(false);
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// 10. Return true.
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return Value(true);
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}
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// 4.3.17 Temporal.PlainTime.prototype.toPlainDateTime ( temporalDate ), https://tc39.es/proposal-temporal/#sec-temporal.plaintime.prototype.toplaindatetime
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JS_DEFINE_NATIVE_FUNCTION(PlainTimePrototype::to_plain_date_time)
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{
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@ -26,6 +26,7 @@ private:
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JS_DECLARE_NATIVE_FUNCTION(millisecond_getter);
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JS_DECLARE_NATIVE_FUNCTION(microsecond_getter);
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JS_DECLARE_NATIVE_FUNCTION(nanosecond_getter);
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JS_DECLARE_NATIVE_FUNCTION(equals);
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JS_DECLARE_NATIVE_FUNCTION(to_plain_date_time);
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JS_DECLARE_NATIVE_FUNCTION(get_iso_fields);
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JS_DECLARE_NATIVE_FUNCTION(value_of);
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@ -0,0 +1,12 @@
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describe("correct behavior", () => {
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test("length is 1", () => {
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expect(Temporal.PlainTime.prototype.equals).toHaveLength(1);
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});
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test("basic functionality", () => {
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const firstPlainTime = new Temporal.PlainTime(1, 1, 1, 1, 1, 1);
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const secondPlainTime = new Temporal.PlainTime(0, 1, 1, 1, 1, 1);
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expect(firstPlainTime.equals(firstPlainTime));
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expect(!secondPlainTime.equals(secondPlainTime));
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});
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});
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