Source code
Revision control
Copy as Markdown
Other Tools
// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
// Copyright (C) 2021 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-temporal.zoneddatetime.from
description: Fallback value for offset option
info: |
sec-getoption step 3:
3. If _value_ is *undefined*, return _fallback_.
sec-temporal-totemporaloffset step 1:
1. Return ? GetOption(_normalizedOptions_, *"offset"*, « String », « *"prefer"*, *"use"*, *"ignore"*, *"reject"* », _fallback_).
sec-temporal-totemporalzoneddatetime step 6:
6. Let _offset_ be ? ToTemporalOffset(_options_, *"reject"*).
sec-temporal.zoneddatetime.from step 2:
2. If Type(_item_) is Object and _item_ has an [[InitializedTemporalZonedDateTime]] internal slot, then
...
c. Perform ? ToTemporalOffset(_options_, *"reject"*).
d. Return ...
3. Return ? ToTemporalZonedDateTime(_item_, _options_).
features: [Temporal]
---*/
const propertyBag = { timeZone: "-04:00", offset: "+01:00", year: 2020, month: 2, day: 16, hour: 23, minute: 45 };
assert.throws(RangeError, () => Temporal.ZonedDateTime.from(propertyBag, { offset: undefined }), "default offset is reject");
// See options-undefined.js for {}
reportCompare(0, 0);