diff options
Diffstat (limited to 'activesupport/lib/active_support/core_ext')
7 files changed, 66 insertions, 36 deletions
diff --git a/activesupport/lib/active_support/core_ext/class/removal.rb b/activesupport/lib/active_support/core_ext/class/removal.rb index 2dea3c24d5..652be4ed78 100644 --- a/activesupport/lib/active_support/core_ext/class/removal.rb +++ b/activesupport/lib/active_support/core_ext/class/removal.rb @@ -2,7 +2,11 @@ require 'active_support/core_ext/object/extending' require 'active_support/core_ext/module/introspection' class Class #:nodoc: - + + def reachable? + eval("defined?(::#{self}) && ::#{self}.equal?(self)") + end + # Unassociates the class with its subclasses and removes the subclasses # themselves. # diff --git a/activesupport/lib/active_support/core_ext/date/calculations.rb b/activesupport/lib/active_support/core_ext/date/calculations.rb index 3dd61334d0..2b76b93153 100644 --- a/activesupport/lib/active_support/core_ext/date/calculations.rb +++ b/activesupport/lib/active_support/core_ext/date/calculations.rb @@ -1,3 +1,4 @@ +require 'date' require 'active_support/duration' require 'active_support/core_ext/time/zones' diff --git a/activesupport/lib/active_support/core_ext/date/conversions.rb b/activesupport/lib/active_support/core_ext/date/conversions.rb index f6c870035b..90ab1eb281 100644 --- a/activesupport/lib/active_support/core_ext/date/conversions.rb +++ b/activesupport/lib/active_support/core_ext/date/conversions.rb @@ -1,3 +1,4 @@ +require 'date' require 'active_support/inflector' class Date diff --git a/activesupport/lib/active_support/core_ext/date_time/conversions.rb b/activesupport/lib/active_support/core_ext/date_time/conversions.rb index 5f01bc4fd6..47a31839a6 100644 --- a/activesupport/lib/active_support/core_ext/date_time/conversions.rb +++ b/activesupport/lib/active_support/core_ext/date_time/conversions.rb @@ -78,7 +78,18 @@ class DateTime # Converts self to a floating-point number of seconds since the Unix epoch def to_f - days_since_unix_epoch = self - ::DateTime.civil(1970) - (days_since_unix_epoch * 86_400).to_f + seconds_since_unix_epoch.to_f + end + + # Converts self to an integer number of seconds since the Unix epoch + def to_i + seconds_since_unix_epoch.to_i + end + + private + + def seconds_since_unix_epoch + seconds_per_day = 86_400 + (self - ::DateTime.civil(1970)) * seconds_per_day end end diff --git a/activesupport/lib/active_support/core_ext/enumerable.rb b/activesupport/lib/active_support/core_ext/enumerable.rb index b11c916f61..d0821a7c68 100644 --- a/activesupport/lib/active_support/core_ext/enumerable.rb +++ b/activesupport/lib/active_support/core_ext/enumerable.rb @@ -101,6 +101,11 @@ module Enumerable size = block_given? ? select(&block).size : self.size size > 1 end + + # The negative of the Enumerable#include?. Returns true if the collection does not include the object. + def exclude?(object) + !include?(object) + end end class Range #:nodoc: diff --git a/activesupport/lib/active_support/core_ext/object/extending.rb b/activesupport/lib/active_support/core_ext/object/extending.rb index 0cc74c8298..de8121f274 100644 --- a/activesupport/lib/active_support/core_ext/object/extending.rb +++ b/activesupport/lib/active_support/core_ext/object/extending.rb @@ -1,46 +1,53 @@ -class Object - def remove_subclasses_of(*superclasses) #:nodoc: - Class.remove_class(*subclasses_of(*superclasses)) - end - - begin - ObjectSpace.each_object(Class.new) {} - - # Exclude this class unless it's a subclass of our supers and is defined. - # We check defined? in case we find a removed class that has yet to be - # garbage collected. This also fails for anonymous classes -- please - # submit a patch if you have a workaround. - def subclasses_of(*superclasses) #:nodoc: +class Class + # Rubinius + if defined?(Class.__subclasses__) + def descendents subclasses = [] - - superclasses.each do |sup| - ObjectSpace.each_object(class << sup; self; end) do |k| - if k != sup && (k.name.blank? || eval("defined?(::#{k}) && ::#{k}.object_id == k.object_id")) - subclasses << k - end - end - end - + __subclasses__.each {|k| subclasses << k; subclasses.concat k.descendents } subclasses end - rescue RuntimeError - # JRuby and any implementations which cannot handle the objectspace traversal - # above fall back to this implementation - def subclasses_of(*superclasses) #:nodoc: - subclasses = [] + else + # MRI + begin + ObjectSpace.each_object(Class.new) {} - superclasses.each do |sup| + def descendents + subclasses = [] + ObjectSpace.each_object(class << self; self; end) do |k| + subclasses << k unless k == self + end + subclasses + end + # JRuby + rescue StandardError + def descendents + subclasses = [] ObjectSpace.each_object(Class) do |k| - if superclasses.any? { |superclass| k < superclass } && - (k.name.blank? || eval("defined?(::#{k}) && ::#{k}.object_id == k.object_id")) - subclasses << k - end + subclasses << k if k < self end subclasses.uniq! + subclasses end - subclasses end end +end + +class Object + def remove_subclasses_of(*superclasses) #:nodoc: + Class.remove_class(*subclasses_of(*superclasses)) + end + + # Exclude this class unless it's a subclass of our supers and is defined. + # We check defined? in case we find a removed class that has yet to be + # garbage collected. This also fails for anonymous classes -- please + # submit a patch if you have a workaround. + def subclasses_of(*superclasses) #:nodoc: + subclasses = [] + superclasses.each do |klass| + subclasses.concat klass.descendents.select {|k| k.name.blank? || k.reachable?} + end + subclasses + end def extended_by #:nodoc: ancestors = class << self; ancestors end diff --git a/activesupport/lib/active_support/core_ext/time/calculations.rb b/activesupport/lib/active_support/core_ext/time/calculations.rb index 4f4492f0fd..703b89ffd0 100644 --- a/activesupport/lib/active_support/core_ext/time/calculations.rb +++ b/activesupport/lib/active_support/core_ext/time/calculations.rb @@ -1,4 +1,5 @@ require 'active_support/duration' +require 'active_support/core_ext/date/acts_like' require 'active_support/core_ext/date/calculations' class Time |