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LibJS: Handle ZonedDateTime in ToTemporalInstant

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This commit is contained in:
Linus Groh 2021-08-01 17:58:08 +01:00
parent 1f5098f61e
commit 6f75dcc7b8
2 changed files with 14 additions and 2 deletions
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8
Userland/Libraries/LibJS/Runtime/Temporal/Instant.cpp
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@ -13,6 +13,7 @@
#include <LibJS/Runtime/Temporal/InstantConstructor.h> #include <LibJS/Runtime/Temporal/InstantConstructor.h>
#include <LibJS/Runtime/Temporal/PlainDateTime.h> #include <LibJS/Runtime/Temporal/PlainDateTime.h>
#include <LibJS/Runtime/Temporal/TimeZone.h> #include <LibJS/Runtime/Temporal/TimeZone.h>
#include <LibJS/Runtime/Temporal/ZonedDateTime.h>
namespace JS::Temporal { namespace JS::Temporal {
@ -81,9 +82,14 @@ Instant* to_temporal_instant(GlobalObject& global_object, Value item)
// i. Return item. // i. Return item.
return &static_cast<Instant&>(item.as_object()); return &static_cast<Instant&>(item.as_object());
} }
// TODO:
// b. If item has an [[InitializedTemporalZonedDateTime]] internal slot, then // b. If item has an [[InitializedTemporalZonedDateTime]] internal slot, then
if (is<ZonedDateTime>(item.as_object())) {
auto& zoned_date_time = static_cast<ZonedDateTime&>(item.as_object());
// i. Return ! CreateTemporalInstant(item.[[Nanoseconds]]). // i. Return ! CreateTemporalInstant(item.[[Nanoseconds]]).
return create_temporal_instant(global_object, zoned_date_time.nanoseconds());
}
} }
// 2. Let string be ? ToString(item). // 2. Let string be ? ToString(item).

6
Userland/Libraries/LibJS/Tests/builtins/Temporal/Instant/Instant.from.js
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@ -8,6 +8,12 @@ describe("correct behavior", () => {
expect(Temporal.Instant.from(instant).epochNanoseconds).toBe(123n); expect(Temporal.Instant.from(instant).epochNanoseconds).toBe(123n);
}); });
test("ZonedDateTime instance argument", () => {
const timeZone = new Temporal.TimeZone("UTC");
const zonedDateTime = new Temporal.ZonedDateTime(123n, timeZone);
expect(Temporal.Instant.from(zonedDateTime).epochNanoseconds).toBe(123n);
});
// Un-skip once ParseISODateTime & ParseTemporalTimeZoneString are implemented // Un-skip once ParseISODateTime & ParseTemporalTimeZoneString are implemented
test.skip("Instant string argument", () => { test.skip("Instant string argument", () => {
expect(Temporal.Instant.from("1975-02-02T14:25:36.123456789Z").epochNanoseconds).toBe( expect(Temporal.Instant.from("1975-02-02T14:25:36.123456789Z").epochNanoseconds).toBe(