diff options
Diffstat (limited to 'activemodel/lib/active_model/validations/inclusion.rb')
| -rw-r--r-- | activemodel/lib/active_model/validations/inclusion.rb | 52 |
1 files changed, 20 insertions, 32 deletions
diff --git a/activemodel/lib/active_model/validations/inclusion.rb b/activemodel/lib/active_model/validations/inclusion.rb index 147e2ecb69..ffdbed0fc1 100644 --- a/activemodel/lib/active_model/validations/inclusion.rb +++ b/activemodel/lib/active_model/validations/inclusion.rb @@ -1,39 +1,22 @@ -require 'active_support/core_ext/range' +require "active_model/validations/clusivity" module ActiveModel # == Active Model Inclusion Validator module Validations class InclusionValidator < EachValidator - ERROR_MESSAGE = "An object with the method #include? or a proc or lambda is required, " << - "and must be supplied as the :in option of the configuration hash" - - def check_validity! - unless [:include?, :call].any?{ |method| options[:in].respond_to?(method) } - raise ArgumentError, ERROR_MESSAGE - end - end + include Clusivity def validate_each(record, attribute, value) - delimiter = options[:in] - exclusions = delimiter.respond_to?(:call) ? delimiter.call(record) : delimiter - unless exclusions.send(inclusion_method(exclusions), value) + unless include?(record, value) record.errors.add(attribute, :inclusion, options.except(:in).merge!(:value => value)) end end - - 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. - 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 +30,25 @@ 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 + # * <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 + # * <tt>:strict</tt> - Specifies whether validation should be strict. + # See <tt>ActiveModel::Validation#validates!</tt> for more information. def validates_inclusion_of(*attr_names) validates_with InclusionValidator, _merge_attributes(attr_names) end |