78 lines
2.0 KiB
Ruby
78 lines
2.0 KiB
Ruby
module Shoulda # :nodoc:
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module Matchers
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module ActiveModel # :nodoc:
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# Ensures that the model's attribute matches confirmation
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#
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# Example:
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# it { should validate_confirmation_of(:password) }
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#
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def validate_confirmation_of(attr)
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ValidateConfirmationOfMatcher.new(attr)
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end
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class ValidateConfirmationOfMatcher < ValidationMatcher # :nodoc:
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include Helpers
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attr_reader :attribute, :confirmation_attribute
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def initialize(attribute)
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@attribute = attribute
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@confirmation_attribute = "#{attribute}_confirmation"
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end
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def with_message(message)
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@message = message if message
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self
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end
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def description
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"require #{@confirmation_attribute} to match #{@attribute}"
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end
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def matches?(subject)
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super(subject)
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@message ||= :confirmation
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disallows_different_value &&
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allows_same_value &&
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allows_missing_confirmation
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end
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private
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def disallows_different_value
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set_confirmation('some value')
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disallows_value_of('different value') do |matcher|
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matcher.with_message(@message, against: error_attribute)
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end
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end
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def allows_same_value
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set_confirmation('same value')
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allows_value_of('same value') do |matcher|
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matcher.with_message(@message, against: error_attribute)
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end
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end
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def allows_missing_confirmation
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set_confirmation(nil)
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allows_value_of('any value') do |matcher|
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matcher.with_message(@message, against: error_attribute)
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end
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end
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def set_confirmation(val)
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setter = :"#{@confirmation_attribute}="
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if @subject.respond_to?(setter)
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@subject.__send__(setter, val)
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end
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end
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def error_attribute
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RailsShim.validates_confirmation_of_error_attribute(self)
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end
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end
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end
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end
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end
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