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Everywhere: Deduplicate day/month name constants

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Day and month name constants are defined in numerous places. This
pulls them together into a single place and eliminates the
duplication. It also ensures they are `constexpr`.
This commit is contained in:
Lenny Maiorani 2022-03-16 19:08:53 -06:00 • committed by Linus Groh
parent 759857b597
commit 4c5e9f5633
7 changed files with 79 additions and 134 deletions
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15
Userland/Libraries/LibJS/Runtime/DatePrototype.cpp
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@ -8,6 +8,7 @@
*/
#include <AK/Array.h>
#include <AK/DateConstants.h>
#include <AK/Function.h>
#include <AK/String.h>
#include <AK/TypeCasts.h>
@ -29,12 +30,6 @@
namespace JS {
// Table 62: Names of days of the week, https://tc39.es/ecma262/#sec-todatestring-day-names
static constexpr auto day_names = AK::Array { "Sun"sv, "Mon"sv, "Tue"sv, "Wed"sv, "Thu"sv, "Fri"sv, "Sat"sv };
// Table 63: Names of months of the year, https://tc39.es/ecma262/#sec-todatestring-day-names
static constexpr auto month_names = AK::Array { "Jan"sv, "Feb"sv, "Mar"sv, "Apr"sv, "May"sv, "Jun"sv, "Jul"sv, "Aug"sv, "Sep"sv, "Oct"sv, "Nov"sv, "Dec"sv };
DatePrototype::DatePrototype(GlobalObject& global_object)
: PrototypeObject(*global_object.object_prototype())
{
@ -1106,10 +1101,10 @@ String time_string(double time)
String date_string(double time)
{
// 1. Let weekday be the Name of the entry in Table 62 with the Number WeekDay(tv).
auto weekday = day_names[week_day(time)];
auto weekday = short_day_names[week_day(time)];
// 2. Let month be the Name of the entry in Table 63 with the Number MonthFromTime(tv).
auto month = month_names[month_from_time(time)];
auto month = short_month_names[month_from_time(time)];
// 3. Let day be the String representation of DateFromTime(tv), formatted as a two-digit decimal number, padded to the left with the code unit 0x0030 (DIGIT ZERO) if necessary.
auto day = date_from_time(time);
@ -1226,10 +1221,10 @@ JS_DEFINE_NATIVE_FUNCTION(DatePrototype::to_utc_string)
return js_string(vm, "Invalid Date"sv);
// 4. Let weekday be the Name of the entry in Table 62 with the Number WeekDay(tv).
auto weekday = day_names[week_day(time.as_double())];
auto weekday = short_day_names[week_day(time.as_double())];
// 5. Let month be the Name of the entry in Table 63 with the Number MonthFromTime(tv).
auto month = month_names[month_from_time(time.as_double())];
auto month = short_month_names[month_from_time(time.as_double())];
// 6. Let day be the String representation of DateFromTime(tv), formatted as a two-digit decimal number, padded to the left with the code unit 0x0030 (DIGIT ZERO) if necessary.
auto day = date_from_time(time.as_double());