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LibJS: Add "Month dd, yy hh:mm:ss" Date format

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Required by Discord's Birthday page.
This commit is contained in:
Luke Wilde 2023-05-21 20:35:21 +01:00 • committed by Andreas Kling
parent e038901555
commit 78db4e683f
2 changed files with 22 additions and 1 deletions
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4
Userland/Libraries/LibJS/Runtime/DateConstructor.cpp
View file

@ -147,12 +147,13 @@ static double parse_simplified_iso8601(DeprecatedString const& iso_8601)
return time_clip(time_ms);
}
static constexpr AK::Array<StringView, 5> extra_formats = {
static constexpr AK::Array<StringView, 6> extra_formats = {
"%a %b %e %T %z %Y"sv,
"%m/%e/%Y"sv,
"%m/%e/%Y %R %z"sv,
"%Y/%m/%e %R"sv,
"%Y-%m-%e %R"sv,
"%B %e, %Y %T"sv,
};
static double parse_date_string(DeprecatedString const& date_string)
@ -166,6 +167,7 @@ static double parse_date_string(DeprecatedString const& date_string)
// And: "4/17/2019"
// And: "12/05/2022 10:00 -0800"
// And: "2014/11/14 13:05" or "2014-11-14 13:05"
// And: "June 5, 2023 17:00:00"
// FIXME: Exactly what timezone and which additional formats we should support is unclear.
// Both Chrome and Firefox seem to support "4/17/2019 11:08 PM +0000" with most parts
// being optional, however this is not clearly documented anywhere.

19
Userland/Libraries/LibJS/Tests/builtins/Date/Date.parse.js
View file

@ -100,3 +100,22 @@ test("yy{/,-}mm{/,-}dd hh:mm extension", () => {
expectStringToGiveDate("2014/11/14 13:05", 2014, 11, 14, 13, 5);
expectStringToGiveDate("2014-11-14 13:05", 2014, 11, 14, 13, 5);
});
test("Month dd, yy hh:mm:ss extension", () => {
function expectStringToGiveDate(input, fullYear, month, dayInMonth, hours, minutes, seconds) {
// Since the timezone is not specified we just say it has to equal the date parts.
const date = new Date(Date.parse(input));
expect(date.getFullYear()).toBe(fullYear);
expect(date.getMonth() + 1).toBe(month);
expect(date.getDate()).toBe(dayInMonth);
expect(date.getHours()).toBe(hours);
expect(date.getMinutes()).toBe(minutes);
expect(date.getSeconds()).toBe(seconds);
}
// Examples from Discord's Birthday JavaScript for May 2023.
expectStringToGiveDate("May 15, 2023 17:00:00", 2023, 5, 15, 17, 0, 0);
expectStringToGiveDate("May 22, 2023 17:00:00", 2023, 5, 22, 17, 0, 0);
expectStringToGiveDate("May 30, 2023 17:00:00", 2023, 5, 30, 17, 0, 0);
expectStringToGiveDate("June 5, 2023 17:00:00", 2023, 6, 5, 17, 0, 0);
});