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| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | lib/date.rb | 7 |
2 files changed, 14 insertions, 0 deletions
@@ -1,3 +1,10 @@ +Sat Oct 29 16:56:03 2005 Tadayoshi Funaba <tadf@dotrb.org> + + * lib/date.rb: added seven predicates sunday? to saturday?. + + * lib/date.rb: added two methods {prev,next}_month, + that are almost same as << and >>. + Thu Oct 27 20:34:43 2005 Nobuyoshi Nakada <nobu@ruby-lang.org> * enumerator.c (enumerator_allocate): allow subclassing. diff --git a/lib/date.rb b/lib/date.rb index 9d33198235..93419091ae 100644 --- a/lib/date.rb +++ b/lib/date.rb @@ -839,6 +839,10 @@ class Date once :wday + DAYNAMES.each_with_index do |n, i| + define_method(n.downcase + '?'){wday == i} + end + # Is the current date old-style (Julian Calendar)? def os? () self.class.os?(jd, @sg) end @@ -969,6 +973,9 @@ class Date # of the returned Date will be the last day of the target month. def << (n) self >> -n end + def next_month(n=1) self >> n end + def prev_month(n=1) self << n end + # Step the current date forward +step+ days at a # time (or backward, if +step+ is negative) until # we reach +limit+ (inclusive), yielding the resultant |