fix validations docs

1 files changed, 21 insertions, 15 deletions

diff --git a/activemodel/lib/active_model/validations/inclusion.rb b/activemodel/lib/active_model/validations/inclusion.rb
index 147e2ecb69..568e877d95 100644
--- a/activemodel/lib/active_model/validations/inclusion.rb
+++ b/activemodel/lib/active_model/validations/inclusion.rb
@@ -1,7 +1,6 @@
 require 'active_support/core_ext/range'
 
 module ActiveModel
-
   # == Active Model Inclusion Validator
   module Validations
     class InclusionValidator < EachValidator
@@ -24,16 +23,18 @@ module ActiveModel
 
     private
 
-      # 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.
+      # 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 inclusion_method(enumerable)
         enumerable.is_a?(Range) ? :cover? : :include?
       end
     end
 
     module HelperMethods
-      # Validates whether the value of the specified attribute is available in a particular enumerable object.
+      # Validates whether the value of the specified attribute is available in a
+      # particular enumerable object.
       #
       #   class Person < ActiveRecord::Base
       #     validates_inclusion_of :gender, :in => %w( m f )
@@ -47,20 +48,25 @@ module ActiveModel
       #   supplied as a proc or lambda which returns an enumerable. 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+).
+      # * <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+).
       # * <tt>:on</tt> - Specifies when this validation is active. Runs in all
       #   validation contexts by default (+nil+), other options are <tt>:create</tt>
       #   and <tt>:update</tt>.
-      # * <tt>:if</tt> - Specifies a method, proc or string to call to determine if the validation should
-      #   occur (e.g. <tt>:if => :allow_validation</tt>, or <tt>:if => Proc.new { |user| user.signup_step > 2 }</tt>). The
-      #   method, proc or string should return or evaluate to a true or false value.
-      # * <tt>:unless</tt> - Specifies a method, proc or string to call to determine if the validation should
-      #   not occur (e.g. <tt>:unless => :skip_validation</tt>, or <tt>:unless => Proc.new { |user| user.signup_step <= 2 }</tt>). The
-      #   method, proc or string should return or evaluate to a true or false value.
+      # * <tt>:if</tt> - Specifies a method, proc or string to call to determine if
+      #   the validation should occur (e.g. <tt>:if => :allow_validation</tt>, or
+      #   <tt>:if => Proc.new { |user| user.signup_step > 2 }</tt>). The method, proc
+      #   or string should return or evaluate to a true or false value.
+      # * <tt>:unless</tt> - Specifies a method, proc or string to call to determine
+      #   if the validation should not occur (e.g. <tt>:unless => :skip_validation</tt>,
+      #   or <tt>:unless => Proc.new { |user| user.signup_step <= 2 }</tt>). The method,
+      #   proc or string should return or evaluate to a true or false value.
       # * <tt>:strict</tt> - Specifies whether validation should be strict. 
-      #   See <tt>ActiveModel::Validation#validates!</tt> for more information
+      #   See <tt>ActiveModel::Validation#validates!</tt> for more information.
       def validates_inclusion_of(*attr_names)
         validates_with InclusionValidator, _merge_attributes(attr_names)
       end