AK: Add a 'weeks_in_year' helper

A week variant of the pre-existing 'days_in_year'.
Author: https://github.com/shannonbooth Commit: https://github.com/LadybirdBrowser/ladybird/commit/a808cd16317 Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/3485 Reviewed-by: https://github.com/AtkinsSJ ✅ Reviewed-by: https://github.com/gmta Reviewed-by: https://github.com/trflynn89
2025-04-21 20:15:17 +00:00 · 2025-02-15 20:11:07 +13:00 · 2025-02-15 20:11:07 +13:00 · a808cd1631 · 2025-02-22 19:10:45 +00:00
commit a808cd1631
parent ad8a0e4940
1 changed files with 6 additions and 0 deletions
--- a/AK/Time.h
+++ b/AK/Time.h
@ -77,6 +77,11 @@ constexpr int days_in_year(int year)
    return 365 + (is_leap_year(year) ? 1 : 0);
 }

+constexpr int weeks_in_year(int year)
+{
+    return is_leap_year(year) ? 53 : 52;
+}
+
 namespace Detail {
 // Integer division rounding towards negative infinity.
 // TODO: This feels like there should be an easier way to do this.
@ -602,5 +607,6 @@ using AK::timeval_add;
 using AK::timeval_sub;
 using AK::timeval_to_timespec;
 using AK::UnixDateTime;
+using AK::weeks_in_year;
 using AK::years_to_days_since_epoch;
 #endif