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LibJS: Create Duration Records with their own abstract operations

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This is an editorial change in the Temporal spec.

See:
- 387c405
- b203e26
- 387c405
This commit is contained in:
Linus Groh 2022-03-10 16:52:25 +01:00
parent 64e43c89bc
commit a496868ee5
7 changed files with 179 additions and 223 deletions
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28
Userland/Libraries/LibJS/Runtime/Temporal/PlainDate.cpp
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@ -152,9 +152,9 @@ DateDurationRecord difference_iso_date(GlobalObject& global_object, i32 year1, u
// a. Let sign be -(! CompareISODate(y1, m1, d1, y2, m2, d2)).
auto sign = -compare_iso_date(year1, month1, day1, year2, month2, day2);
// b. If sign is 0, return the Record { [[Years]]: 0, [[Months]]: 0, [[Weeks]]: 0, [[Days]]: 0 }.
// b. If sign is 0, return ! CreateDateDurationRecord(0, 0, 0, 0).
if (sign == 0)
return { .years = 0, .months = 0, .weeks = 0, .days = 0 };
return create_date_duration_record(0, 0, 0, 0);
// c. Let start be the Record { [[Year]]: y1, [[Month]]: m1, [[Day]]: d1 }.
auto start = ISODate { .year = year1, .month = month1, .day = day1 };
@ -173,12 +173,12 @@ DateDurationRecord difference_iso_date(GlobalObject& global_object, i32 year1, u
// h. If midSign is 0, then
if (mid_sign == 0) {
// i. If largestUnit is "year", return the Record { [[Years]]: years, [[Months]]: 0, [[Weeks]]: 0, [[Days]]: 0 }.
// i. If largestUnit is "year", return ! CreateDateDurationRecord(years, 0, 0, 0).
if (largest_unit == "year"sv)
return { .years = years, .months = 0, .weeks = 0, .days = 0 };
return create_date_duration_record(years, 0, 0, 0);
// ii. Return the Record { [[Years]]: 0, [[Months]]: years × 12, [[Weeks]]: 0, [[Days]]: 0 }.
return { .years = 0, .months = years * 12, .weeks = 0, .days = 0 };
// ii. Return ! CreateDateDurationRecord(0, years × 12, 0, 0).
return create_date_duration_record(0, years * 12, 0, 0);
}
// i. Let months be end.[[Month]] − start.[[Month]].
@ -201,12 +201,12 @@ DateDurationRecord difference_iso_date(GlobalObject& global_object, i32 year1, u
// m. If midSign is 0, then
if (mid_sign == 0) {
// i. If largestUnit is "year", return the Record { [[Years]]: years, [[Months]]: months, [[Weeks]]: 0, [[Days]]: 0 }.
// i. If largestUnit is "year", return ! CreateDateDurationRecord(years, months, 0, 0).
if (largest_unit == "year"sv)
return { .years = years, .months = months, .weeks = 0, .days = 0 };
return create_date_duration_record(years, months, 0, 0);
// ii. Return the Record { [[Years]]: 0, [[Months]]: months + years × 12, [[Weeks]]: 0, [[Days]]: 0 }.
return { .years = 0, .months = months + years * 12, .weeks = 0, .days = 0 };
// ii. Return ! CreateDateDurationRecord(0, months + years × 12, 0, 0).
return create_date_duration_record(0, months + years * 12, 0, 0);
}
// n. If midSign is not equal to sign, then
@ -260,8 +260,8 @@ DateDurationRecord difference_iso_date(GlobalObject& global_object, i32 year1, u
years = 0;
}
// t. Return the Record { [[Years]]: years, [[Months]]: months, [[Weeks]]: 0, [[Days]]: days }.
return { .years = years, .months = months, .weeks = 0, .days = days };
// t. Return ! CreateDateDurationRecord(years, months, 0, days).
return create_date_duration_record(years, months, 0, days);
}
// 3. If largestUnit is "day" or "week", then
else {
@ -319,9 +319,9 @@ DateDurationRecord difference_iso_date(GlobalObject& global_object, i32 year1, u
days = fmod(days, 7);
}
// h. Return the Record { [[Years]]: 0, [[Months]]: 0, [[Weeks]]: weeks × sign, [[Days]]: days × sign }.
// h. Return ! CreateDateDurationRecord(0, 0, weeks × sign, days × sign).
// NOTE: We set weeks and days conditionally to avoid negative zero for 0 * -1.
return { .years = 0, .months = 0, .weeks = (weeks != 0) ? weeks * sign : 0, .days = (days != 0) ? days * sign : 0 };
return create_date_duration_record(0, 0, (weeks != 0) ? weeks * sign : 0, (days != 0) ? days * sign : 0);
}
VERIFY_NOT_REACHED();
}