From 145cc69524c43d24c257be30a7ea458a284d164f Mon Sep 17 00:00:00 2001 From: "Mark J. Titorenko" Date: Fri, 4 May 2012 20:27:32 +0100 Subject: added beginning_of_hour support to core_ext calculations for Time and DateTime --- .../lib/active_support/core_ext/date_time/calculations.rb | 11 +++++++++++ .../lib/active_support/core_ext/time/calculations.rb | 15 +++++++++++++++ 2 files changed, 26 insertions(+) (limited to 'activesupport/lib/active_support') diff --git a/activesupport/lib/active_support/core_ext/date_time/calculations.rb b/activesupport/lib/active_support/core_ext/date_time/calculations.rb index 6f3fd416c1..b759dcc824 100644 --- a/activesupport/lib/active_support/core_ext/date_time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date_time/calculations.rb @@ -81,6 +81,17 @@ class DateTime change(:hour => 23, :min => 59, :sec => 59) end + # Returns a new DateTime representing the start of the hour (hh:00:00) + def beginning_of_hour + change(:min => 0) + end + alias :at_beginning_of_hour :beginning_of_hour + + # Returns a new DateTime representing the end of the hour (hh:59:59) + def end_of_hour + change(:min => 59, :sec => 59) + end + # 1.9.3 defines + and - on DateTime, < 1.9.3 do not. if DateTime.public_instance_methods(false).include?(:+) def plus_with_duration(other) #:nodoc: diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index d845cd1c77..5743254462 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -218,6 +218,21 @@ class Time change(:hour => 23, :min => 59, :sec => 59, :usec => 999999.999) end + # Returns a new Time representing the start of the hour (x:00) + def beginning_of_hour + change(:min => 0) + end + alias :at_beginning_of_hour :beginning_of_hour + + # Returns a new Time representing the end of the hour, x:59:59.999999 (.999999999 in ruby1.9) + def end_of_hour + change( + :min => 59, + :sec => 59, + :usec => 999999.999 + ) + end + # Returns a new Time representing the start of the month (1st of the month, 0:00) def beginning_of_month #self - ((self.mday-1).days + self.seconds_since_midnight) -- cgit v1.2.3