diff options
Diffstat (limited to 'activemodel')
| -rw-r--r-- | activemodel/lib/active_model/validations/inclusion.rb | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/activemodel/lib/active_model/validations/inclusion.rb b/activemodel/lib/active_model/validations/inclusion.rb index b0903a6a2c..3ee2a3ccd1 100644 --- a/activemodel/lib/active_model/validations/inclusion.rb +++ b/activemodel/lib/active_model/validations/inclusion.rb @@ -14,9 +14,9 @@ module ActiveModel record.errors.add(attribute, :inclusion, options.except(:in).merge!(:value => value)) unless options[:in].send(include?, value) end - # On Ruby 1.9 Range#include? checks all possible values in the range for equality, - # so it may be slow for large ranges. The new Range#cover? uses the previous logic - # of comparing a value with the range endpoints. + # In Ruby 1.9 <tt>Range#include?</tt> on non-numeric ranges checks all possible values in the + # range for equality, so it may be slow for large ranges. The new <tt>Range#cover?</tt> + # uses the previous logic of comparing a value with the range endpoints. def include? options[:in].is_a?(Range) ? :cover? : :include? end @@ -33,6 +33,8 @@ module ActiveModel # # Configuration options: # * <tt>:in</tt> - An enumerable object of available items. + # If the enumerable is a range the test is performed with <tt>Range#cover?</tt> + # (backported in Active Support for 1.8), otherwise with <tt>include?</tt>. # * <tt>:message</tt> - Specifies a custom error message (default is: "is not included in the list"). # * <tt>:allow_nil</tt> - If set to true, skips this validation if the attribute is +nil+ (default is +false+). # * <tt>:allow_blank</tt> - If set to true, skips this validation if the attribute is blank (default is +false+). |