| argument-number.js |
---
esid: sec-temporal.plaindatetime.from
description: A number cannot be used in place of a Temporal.PlainDateTime
features: [Temporal]
--- |
640 |
- |
| argument-object-month.js |
---
esid: sec-temporal.plaindatetime.from
description: A plain object argument needs to specify a month
features: [Temporal]
--- |
1026 |
- |
| argument-object.js |
---
esid: sec-temporal.plaindatetime.from
description: Plain objects are acceptable
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1360 |
- |
| argument-plaindate.js |
---
esid: sec-temporal.plaindatetime.from
description: Fast path for converting Temporal.PlainDate to Temporal.PlainDateTime by reading internal slots
info: |
sec-temporal.plaindatetime.from step 3:
3. Return ? ToTemporalDateTime(_item_, _options_).
sec-temporal-totemporaldatetime step 2.b:
b. If _item_ has an [[InitializedTemporalDate]] internal slot, then
i. Return ? CreateTemporalDateTime(_item_.[[ISOYear]], _item_.[[ISOMonth]], _item_.[[ISODay]], 0, 0, 0, 0, 0, 0, _item_.[[Calendar]]).
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
--- |
1146 |
- |
| argument-plaindatetime.js |
---
esid: sec-temporal.plaindatetime.from
description: A PlainDateTime object is copied, not returned directly
includes: [temporalHelpers.js]
features: [Temporal]
--- |
889 |
- |
| argument-propertybag-calendar-case-insensitive.js |
---
esid: sec-temporal.plaindatetime.from
description: The calendar name is case-insensitive
includes: [temporalHelpers.js]
features: [Temporal]
--- |
803 |
- |
| argument-propertybag-calendar-invalid-iso-string.js |
---
esid: sec-temporal.plaindatetime.from
description: Invalid ISO string as calendar should throw RangeError
features: [Temporal]
--- |
807 |
- |
| argument-propertybag-calendar-iso-string.js |
---
esid: sec-temporal.plaindatetime.from
description: An ISO 8601 string can be converted to a calendar ID in Calendar
includes: [temporalHelpers.js]
features: [Temporal]
--- |
997 |
- |
| argument-propertybag-calendar-leap-second.js |
---
esid: sec-temporal.plaindatetime.from
description: Leap second is a valid ISO string for a calendar in a property bag
includes: [temporalHelpers.js]
features: [Temporal]
--- |
728 |
- |
| argument-propertybag-calendar-string.js |
---
esid: sec-temporal.plaindatetime.from
description: A calendar ID is valid input for Calendar
includes: [temporalHelpers.js]
features: [Temporal]
--- |
757 |
- |
| argument-propertybag-calendar-wrong-type.js |
---
esid: sec-temporal.plaindatetime.from
description: >
Appropriate error thrown when a calendar property from a property bag cannot
be converted to a calendar ID
features: [BigInt, Symbol, Temporal]
--- |
1009 |
- |
| argument-propertybag-calendar-year-zero.js |
---
esid: sec-temporal.plaindatetime.from
description: Negative zero, as an extended year, is rejected
features: [Temporal, arrow-function]
--- |
789 |
- |
| argument-propertybag-optional-properties.js |
---
esid: sec-temporal.plaindatetime.from
description: >
A property bag missing optional properties is equivalent to a property bag
with all the optional properties having their default values
features: [Temporal]
--- |
964 |
- |
| argument-string-calendar-annotation-invalid-key.js |
---
esid: sec-temporal.plaindatetime.from
description: Annotation keys are lowercase-only
features: [Temporal]
--- |
799 |
- |
| argument-string-calendar-annotation.js |
---
esid: sec-temporal.plaindatetime.from
description: Various forms of calendar annotation; critical flag has no effect
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1025 |
- |
| argument-string-calendar-invalid-iso-string.js |
---
esid: sec-temporal.plaindatetime.from
description: Invalid calendar string should throw RangeError
features: [Temporal]
--- |
669 |
- |
| argument-string-comma-decimal-separator.js |
---
esid: sec-temporal.plaindatetime.from
description: Comma may be used as a decimal separator
features: [Temporal]
includes: [temporalHelpers.js]
--- |
576 |
- |
| argument-string-critical-unknown-annotation.js |
---
esid: sec-temporal.plaindatetime.from
description: Unknown annotations with critical flag are rejected
features: [Temporal]
--- |
831 |
- |
| argument-string-date-with-utc-offset.js |
---
esid: sec-temporal.plaindatetime.from
description: UTC offset not valid with format that does not include a time
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1250 |
- |
| argument-string-invalid.js |
---
esid: sec-temporal.plaindatetime.from
description: Reject string argument if it cannot be parsed
features: [Temporal]
--- |
1792 |
- |
| argument-string-limits.js |
---
esid: sec-temporal.plaindatetime.from
description: ISO strings at the edges of the representable range
features: [Temporal]
--- |
903 |
- |
| argument-string-minus-sign.js |
---
esid: sec-temporal.plaindatetime.from
description: Non-ASCII minus sign is not acceptable
features: [Temporal]
--- |
629 |
- |
| argument-string-multiple-calendar.js |
---
esid: sec-temporal.plaindatetime.from
description: >
More than one calendar annotation is not syntactical if any have the criical
flag
features: [Temporal]
--- |
1053 |
- |
| argument-string-multiple-time-zone.js |
---
esid: sec-temporal.plaindatetime.from
description: More than one time zone annotation is not syntactical
features: [Temporal]
--- |
777 |
- |
| argument-string-offset.js |
---
esid: sec-temporal.plaindatetime.from
description: Extended format may be used
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1090 |
- |
| argument-string-optional-data.js |
---
esid: sec-temporal.plaindatetime.from
description: Some parts of a string argument may be omitted
features: [Temporal]
includes: [temporalHelpers.js]
--- |
932 |
- |
| argument-string-out-of-range.js |
---
esid: sec-temporal.plaindatetime.from
description: Invalid ISO string not acceptable even with overflow = constrain
features: [Temporal]
--- |
1103 |
- |
| argument-string-subsecond.js |
---
esid: sec-temporal.plaindatetime.from
description: Up to nine digits of sub-second precision are acceptable
features: [Temporal]
includes: [temporalHelpers.js]
--- |
2421 |
- |
| argument-string-time-separators.js |
---
esid: sec-temporal.plaindatetime.from
description: Time separator in string argument can vary
features: [Temporal]
includes: [temporalHelpers.js]
--- |
804 |
- |
| argument-string-time-zone-annotation.js |
---
esid: sec-temporal.plaindatetime.from
description: Various forms of time zone annotation; critical flag has no effect
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1214 |
- |
| argument-string-timezone.js |
---
esid: sec-temporal.plaindatetime.from
description: Timezone, if specified, is ignored
features: [Temporal]
includes: [temporalHelpers.js]
--- |
587 |
- |
| argument-string-unknown-annotation.js |
---
esid: sec-temporal.plaindatetime.from
description: Various forms of unknown annotation
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1008 |
- |
| argument-string-with-utc-designator.js |
---
esid: sec-temporal.plaindatetime.from
description: RangeError thrown if a string with UTC designator is used as a PlainDateTime
features: [Temporal, arrow-function]
--- |
703 |
- |
| argument-string.js |
---
esid: sec-temporal.plaindatetime.from
description: String arguments are acceptable
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1107 |
- |
| argument-wrong-type.js |
---
esid: sec-temporal.plaindatetime.from
description: >
Appropriate error thrown when argument cannot be converted to a valid string
or property bag for PlainDateTime
features: [BigInt, Symbol, Temporal]
--- |
1993 |
- |
| argument-zoneddatetime-balance-negative-time-units.js |
---
esid: sec-temporal.plaindatetime.from
description: Negative time fields are balanced upwards if the argument is given as ZonedDateTime
info: |
sec-temporal-balancetime steps 3–14:
3. Set _microsecond_ to _microsecond_ + floor(_nanosecond_ / 1000).
4. Set _nanosecond_ to _nanosecond_ modulo 1000.
5. Set _millisecond_ to _millisecond_ + floor(_microsecond_ / 1000).
6. Set _microsecond_ to _microsecond_ modulo 1000.
7. Set _second_ to _second_ + floor(_millisecond_ / 1000).
8. Set _millisecond_ to _millisecond_ modulo 1000.
9. Set _minute_ to _minute_ + floor(_second_ / 60).
10. Set _second_ to _second_ modulo 60.
11. Set _hour_ to _hour_ + floor(_minute_ / 60).
12. Set _minute_ to _minute_ modulo 60.
13. Let _days_ be floor(_hour_ / 24).
14. Set _hour_ to _hour_ modulo 24.
sec-temporal-balanceisodatetime step 1:
1. Let _balancedTime_ be ? BalanceTime(_hour_, _minute_, _second_, _millisecond_, _microsecond_, _nanosecond_).
sec-temporal-builtintimezonegetplaindatetimefor step 3:
3. Set _result_ to ? BalanceISODateTime(_result_.[[Year]], _result_.[[Month]], _result_.[[Day]], _result_.[[Hour]], _result_.[[Minute]], _result_.[[Second]], _result_.[[Millisecond]], _result_.[[Microsecond]], _result_.[[Nanosecond]] + _offsetNanoseconds_).
sec-temporal-totemporaldatetime step 3.b:
b. If _item_ has an [[InitializedTemporalZonedDateTime]] internal slot, then
...
ii. 1. Return ? BuiltinTimeZoneGetPlainDateTimeFor(_item_.[[TimeZone]], _instant_, _item_.[[Calendar]]).
sec-temporal.plaindatetime.from step 3:
3. Return ? ToTemporalDateTime(_temporalTime_).
includes: [temporalHelpers.js]
features: [Temporal]
--- |
2400 |
- |
| argument-zoneddatetime-negative-epochnanoseconds.js |
---
esid: sec-temporal.plaindatetime.from
description: A pre-epoch value is handled correctly by the modulo operation in GetISOPartsFromEpoch
info: |
sec-temporal-getisopartsfromepoch step 1:
1. Let _remainderNs_ be the mathematical value whose sign is the sign of _epochNanoseconds_ and whose magnitude is abs(_epochNanoseconds_) modulo 10<sup>6</sup>.
sec-temporal-builtintimezonegetplaindatetimefor step 2:
2. Let _result_ be ! GetISOPartsFromEpoch(_instant_.[[Nanoseconds]]).
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1175 |
- |
| browser.js |
|
0 |
- |
| builtin.js |
---
esid: sec-temporal.plaindatetime.from
description: Tests that Temporal.PlainDateTime.from meets the requirements for built-in objects
info: |
Built-in functions that are not constructors do not have a "prototype" property unless
otherwise specified in the description of a particular function.
Unless specified otherwise, a built-in object that is callable as a function is a built-in
function object with the characteristics described in 10.3. Unless specified otherwise, the
[[Extensible]] internal slot of a built-in object initially has the value true.
Unless otherwise specified every built-in function and every built-in constructor has the
Function prototype object [...] as the value of its [[Prototype]] internal slot.
features: [Temporal]
--- |
1501 |
- |
| calendar-temporal-object.js |
---
esid: sec-temporal.plaindatetime.from
description: Fast path for converting other Temporal objects to Temporal.Calendar by reading internal slots
info: |
sec-temporal.plaindatetime.from step 3:
3. Return ? ToTemporalDateTime(_item_, _options_).
sec-temporal-totemporaldatetime step 2.c:
c. Let _calendar_ be ? GetTemporalCalendarWithISODefault(_item_).
sec-temporal-gettemporalcalendarwithisodefault step 2:
2. Return ? ToTemporalCalendarWithISODefault(_calendar_).
sec-temporal-totemporalcalendarwithisodefault step 2:
3. Return ? ToTemporalCalendar(_temporalCalendarLike_).
sec-temporal-totemporalcalendar step 1.a:
a. If _temporalCalendarLike_ has an [[InitializedTemporalDate]], [[InitializedTemporalDateTime]], [[InitializedTemporalMonthDay]], [[InitializedTemporalYearMonth]], or [[InitializedTemporalZonedDateTime]] internal slot, then
i. Return _temporalCalendarLike_.[[Calendar]].
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
--- |
1547 |
- |
| calendarresolvefields-error-ordering.js |
---
esid: sec-temporal.plaindatetime.from
description: CalendarResolveFields throws TypeError before RangeError
info: |
CalendarResolveFields validates field types before validating field ranges,
ensuring TypeError is thrown before RangeError when both conditions exist.
features: [Temporal]
--- |
2078 |
- |
| infinity-throws-rangeerror.js |
---
description: Throws if any value in the property bag is Infinity or -Infinity
esid: sec-temporal.plaindatetime.from
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
--- |
1314 |
- |
| leap-second.js |
---
esid: sec-temporal.plaindatetime.from
description: Leap second is a valid ISO string for PlainDateTime
includes: [temporalHelpers.js]
features: [Temporal]
--- |
1349 |
- |
| length.js |
---
esid: sec-temporal.plaindatetime.from
description: Temporal.PlainDateTime.from.length is 1
info: |
Every built-in function object, including constructors, has a "length" property whose value is
an integer. Unless otherwise specified, this value is equal to the largest number of named
arguments shown in the subclause headings for the function description. Optional parameters
(which are indicated with brackets: [ ]) or rest parameters (which are shown using the form
«...name») are not included in the default argument count.
Unless otherwise specified, the "length" property of a built-in function object has the
attributes { [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]: true }.
includes: [propertyHelper.js]
features: [Temporal]
--- |
1176 |
- |
| limits.js |
---
esid: sec-temporal.plaindatetime.from
description: Checking limits of representable PlainDateTime
features: [Temporal]
includes: [temporalHelpers.js]
--- |
2107 |
- |
| month-code-wrong-type.js |
---
esid: sec-temporal.plaindatetime.from
description: Month code must be a string
features: [Temporal]
--- |
772 |
- |
| monthcode-invalid.js |
---
esid: sec-temporal.plaindatetime.from
description: Validation of monthCode
features: [Temporal]
--- |
1325 |
- |
| name.js |
---
esid: sec-temporal.plaindatetime.from
description: Temporal.PlainDateTime.from.name is "from"
info: |
Every built-in function object, including constructors, that is not identified as an anonymous
function has a "name" property whose value is a String. Unless otherwise specified, this value
is the name that is given to the function in this specification.
Unless otherwise specified, the "name" property of a built-in function object, if it exists,
has the attributes { [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]: true }.
includes: [propertyHelper.js]
features: [Temporal]
--- |
1011 |
- |
| negative-month-or-day.js |
---
esid: sec-temporal.plaindatetime.from
description: Months and days must be non-negative integers
features: [Temporal]
--- |
573 |
- |
| no-fractional-minutes-hours.js |
---
esid: sec-temporal.plaindatetime.from
description: Fractional minutes or hours in time string should throw RangeError
features: [Temporal]
--- |
707 |
- |
| not-a-constructor.js |
---
esid: sec-temporal.plaindatetime.from
description: Temporal.PlainDateTime.from does not implement [[Construct]], is not new-able
info: |
Built-in function objects that are not identified as constructors do not implement the
[[Construct]] internal method unless otherwise specified in the description of a particular
function.
includes: [isConstructor.js]
features: [Reflect.construct, Temporal]
--- |
886 |
- |
| observable-get-overflow-argument-primitive.js |
---
esid: sec-temporal.plaindatetime.from
description: overflow property is extracted with string argument.
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
--- |
1298 |
- |
| observable-get-overflow-argument-string-invalid.js |
---
esid: sec-temporal.plaindatetime.from
description: overflow property is not extracted with ISO-invalid string argument.
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
--- |
728 |
- |
| options-object.js |
---
esid: sec-temporal.plaindatetime.prototype.from
description: Empty object may be used as options
includes: [temporalHelpers.js]
features: [Temporal]
--- |
802 |
- |
| options-read-before-algorithmic-validation.js |
---
esid: sec-temporal.plaindatetime.from
description: >
All options properties are read and cast before any algorithmic validation
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
--- |
965 |
- |
| options-undefined.js |
---
esid: sec-temporal.plaindatetime.from
description: Verify that undefined options are handled correctly.
features: [Temporal]
--- |
699 |
- |
| options-wrong-type.js |
---
esid: sec-temporal.plaindatetime.from
description: TypeError thrown when options argument is a primitive
features: [BigInt, Symbol, Temporal]
--- |
1378 |
- |
| order-of-operations.js |
---
esid: sec-temporal.plaindatetime.from
description: Properties on an object passed to from() are accessed in the correct order
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
--- |
3016 |
- |
| overflow-default-constrain.js |
---
esid: sec-temporal.plaindatetime.from
description: By default, overflow = constrain
features: [Temporal]
includes: [temporalHelpers.js]
--- |
1193 |
- |
| overflow-invalid-string.js |
---
esid: sec-temporal.plaindatetime.from
description: RangeError thrown when overflow option not one of the allowed string values
info: |
sec-getoption step 10:
10. If _values_ is not *undefined* and _values_ does not contain an element equal to _value_, throw a *RangeError* exception.
sec-temporal-totemporaloverflow step 1:
1. Return ? GetOption(_normalizedOptions_, *"overflow"*, « String », « *"constrain"*, *"reject"* », *"constrain"*).
sec-temporal-interprettemporaldatetimefields steps 2–3:
2. Let _temporalDate_ be ? DateFromFields(_calendar_, _fields_, _options_).
3. Let _overflow_ be ? ToTemporalOverflow(_options_).
sec-temporal-totemporaldatetime steps 2–3:
2. If Type(_item_) is Object, then
...
g. Let _result_ be ? InterpretTemporalDateTimeFields(_calendar_, _fields_, _options_).
3. Else,
a. Perform ? ToTemporalOverflow(_options_).
sec-temporal.plaindatetime.from steps 2–3:
2. If Type(_item_) is Object and _item_ has an [[InitializedTemporalDateTime]] internal slot, then
a. Perform ? ToTemporalOverflow(_options_).
b. Return ...
3. Return ? ToTemporalDateTime(_item_, _options_).
features: [Temporal]
--- |
2068 |
- |
| overflow-reject.js |
---
esid: sec-temporal.plaindatetime.from
description: Possibly throw if overflow is reject
features: [Temporal]
includes: [temporalHelpers.js]
--- |
776 |
- |
| overflow-undefined.js |
---
esid: sec-temporal.plaindatetime.from
description: Fallback value for overflow option
info: |
sec-getoption step 3:
3. If _value_ is *undefined*, return _fallback_.
sec-temporal-totemporaloverflow step 1:
1. Return ? GetOption(_normalizedOptions_, *"overflow"*, « String », « *"constrain"*, *"reject"* », *"constrain"*).
sec-temporal-interprettemporaldatetimefields steps 2–3:
2. Let _temporalDate_ be ? DateFromFields(_calendar_, _fields_, _options_).
3. Let _overflow_ be ? ToTemporalOverflow(_options_).
sec-temporal-totemporaldatetime steps 2–3:
2. If Type(_item_) is Object, then
...
g. Let _result_ be ? InterpretTemporalDateTimeFields(_calendar_, _fields_, _options_).
3. Else,
a. Perform ? ToTemporalOverflow(_options_).
sec-temporal.plaindatetime.from steps 2–3:
2. If Type(_item_) is Object and _item_ has an [[InitializedTemporalDateTime]] internal slot, then
a. Perform ? ToTemporalOverflow(_options_).
b. Return ...
3. Return ? ToTemporalDateTime(_item_, _options_).
includes: [temporalHelpers.js]
features: [Temporal]
--- |
2354 |
- |
| overflow-wrong-type.js |
---
esid: sec-temporal.plaindatetime.from
description: Type conversions for overflow option
info: |
sec-getoption step 9.a:
a. Set _value_ to ? ToString(_value_).
sec-temporal-totemporaloverflow step 1:
1. Return ? GetOption(_normalizedOptions_, *"overflow"*, « String », « *"constrain"*, *"reject"* », *"constrain"*).
sec-temporal-interprettemporaldatetimefields steps 2–3:
2. Let _temporalDate_ be ? DateFromFields(_calendar_, _fields_, _options_).
3. Let _overflow_ be ? ToTemporalOverflow(_options_).
sec-temporal-totemporaldatetime steps 2–3:
2. If Type(_item_) is Object, then
...
g. Let _result_ be ? InterpretTemporalDateTimeFields(_calendar_, _fields_, _options_).
3. Else,
a. Perform ? ToTemporalOverflow(_options_).
sec-temporal.plaindatetime.from steps 2–3:
2. If Type(_item_) is Object and _item_ has an [[InitializedTemporalDateTime]] internal slot, then
a. Perform ? ToTemporalOverflow(_options_).
b. Return ...
3. Return ? ToTemporalDateTime(_item_, _options_).
includes: [compareArray.js, temporalHelpers.js]
features: [Temporal]
--- |
3322 |
- |
| parser.js |
---
description: Temporal.PlainDateTime.from accepts a custom timezone that starts with "c".
esid: sec-temporal.plaindatetime.from
includes: [temporalHelpers.js]
features: [Temporal]
--- |
607 |
- |
| prop-desc.js |
---
esid: sec-temporal.plaindatetime.from
description: The "from" property of Temporal.PlainDateTime
includes: [propertyHelper.js]
features: [Temporal]
--- |
643 |
- |
| roundtrip-from-property-bag.js |
---
esid: sec-temporal.plaindatetime.from
description: >
Check that various dates created from a property bag have the expected
properties
includes: [temporalHelpers.js]
features: [Temporal, Intl.Era-monthcode]
--- |
1570 |
- |
| roundtrip-from-string.js |
---
esid: sec-temporal.plaindatetime.from
description: >
Check that various dates created from a RFC 9557 string have the expected
properties
includes: [temporalHelpers.js]
features: [Temporal, Intl.Era-monthcode]
--- |
845 |
- |
| shell.js |
---
description: |
Test if a given function is a constructor function.
defines: [isConstructor]
features: [Reflect.construct]
--- |
596 |
- |
| subclassing-ignored.js |
---
esid: sec-temporal.plaindatetime.from
description: The receiver is never called when calling from()
includes: [temporalHelpers.js]
features: [Temporal]
--- |
641 |
- |
| year-zero.js |
---
esid: sec-temporal.plaindatetime.from
description: Negative zero, as an extended year, is rejected
features: [Temporal, arrow-function]
--- |
707 |
- |