Simplify isStartOfMonth and isEndOfMonth functions

lballabio · Jul 29, 2024 · 5de635f · 5de635f
1 parent 6331e50
commit 5de635f
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/ql/time/calendar.hpp b/ql/time/calendar.hpp
@@ -247,15 +247,15 @@ namespace QuantLib {
     }
 
     inline bool Calendar::isStartOfMonth(const Date& d) const {
-        return (d.month() != adjust(d-1, Preceding).month());
+        return d <= startOfMonth(d);
     }
 
     inline Date Calendar::startOfMonth(const Date& d) const {
         return adjust(Date::startOfMonth(d), Following);
     }
 
     inline bool Calendar::isEndOfMonth(const Date& d) const {
-        return (d.month() != adjust(d+1).month());
+        return d >= endOfMonth(d);
     }
 
     inline Date Calendar::endOfMonth(const Date& d) const {