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 | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index cd234c9b89..070f72c854 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -9,13 +9,13 @@ module ActiveSupport #:nodoc: base.class_eval do alias_method :plus_without_duration, :+ alias_method :+, :plus_with_duration - + alias_method :minus_without_duration, :- alias_method :-, :minus_with_duration - + alias_method :minus_without_coercion, :- alias_method :-, :minus_with_coercion - + alias_method :compare_without_coercion, :<=> alias_method :<=>, :compare_with_coercion end @@ -28,9 +28,9 @@ module ActiveSupport #:nodoc: def ===(other) other.is_a?(::Time) end - - # Return the number of days in the given month. - # If no year is specified, it will use the current year. + + # Return the number of days in the given month. + # If no year is specified, it will use the current year. def days_in_month(month, year = now.year) return 29 if month == 2 && ::Date.gregorian_leap?(year) COMMON_YEAR_DAYS_IN_MONTH[month] @@ -57,6 +57,21 @@ module ActiveSupport #:nodoc: end end + # Tells whether the Time object's time lies in the past + def past? + self < ::Time.current + end + + # Tells whether the Time object's time is today + def today? + self.to_date == ::Date.current + end + + # Tells whether the Time object's time lies in the future + def future? + self > ::Time.current + end + # Seconds since midnight: Time.now.seconds_since_midnight def seconds_since_midnight self.to_i - self.change(:hour => 0).to_i + (self.usec/1.0e+6) @@ -106,7 +121,7 @@ module ActiveSupport #:nodoc: (seconds.abs >= 86400 && initial_dst != final_dst) ? f + (initial_dst - final_dst).hours : f end rescue - self.to_datetime.since(seconds) + self.to_datetime.since(seconds) end alias :in :since @@ -199,7 +214,7 @@ module ActiveSupport #:nodoc: change(:day => last_day, :hour => 23, :min => 59, :sec => 59, :usec => 0) end alias :at_end_of_month :end_of_month - + # Returns a new Time representing the start of the quarter (1st of january, april, july, october, 0:00) def beginning_of_quarter beginning_of_month.change(:month => [10, 7, 4, 1].detect { |m| m <= self.month }) @@ -249,7 +264,7 @@ module ActiveSupport #:nodoc: minus_without_duration(other) end end - + # Time#- can also be used to determine the number of seconds between two Time instances. # We're layering on additional behavior so that ActiveSupport::TimeWithZone instances # are coerced into values that Time#- will recognize @@ -257,7 +272,7 @@ module ActiveSupport #:nodoc: other = other.comparable_time if other.respond_to?(:comparable_time) minus_without_coercion(other) end - + # Layers additional behavior on Time#<=> so that DateTime and ActiveSupport::TimeWithZone instances # can be chronologically compared with a Time def compare_with_coercion(other) |