diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext/time/calculations.rb')
-rw-r--r-- | activesupport/lib/active_support/core_ext/time/calculations.rb | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index d430751623..fa052fa86b 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -22,7 +22,7 @@ class Time # Returns a new Time if requested year can be accommodated by Ruby's Time class # (i.e., if year is within either 1970..2038 or 1902..2038, depending on system architecture); - # otherwise returns a DateTime + # otherwise returns a DateTime. def time_with_datetime_fallback(utc_or_local, year, month=1, day=1, hour=0, min=0, sec=0, usec=0) time = ::Time.send(utc_or_local, year, month, day, hour, min, sec, usec) # This check is needed because Time.utc(y) returns a time object in the 2000s for 0 <= y <= 138. @@ -117,6 +117,11 @@ class Time end alias :in :since + # Returns a new Time representing the time a number of specified weeks ago. + def weeks_ago(weeks) + advance(:weeks => -weeks) + end + # Returns a new Time representing the time a number of specified months ago def months_ago(months) advance(:months => -months) @@ -172,6 +177,11 @@ class Time end alias :at_end_of_week :end_of_week + # Returns a new Time representing the start of the given day in the previous week (default is Monday). + def prev_week(day = :monday) + ago(1.week).beginning_of_week.since(DAYS_INTO_WEEK[day].day).change(:hour => 0) + end + # Returns a new Time representing the start of the given day in next week (default is Monday). def next_week(day = :monday) since(1.week).beginning_of_week.since(DAYS_INTO_WEEK[day].day).change(:hour => 0) |