Module: ActiveModel::Validations::HelperMethods

Defined in:
lib/html5_validators/active_model/helper_methods.rb

Instance Method Summary collapse

Instance Method Details

#attribute_max(attribute) ⇒ Object 



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# File 'lib/html5_validators/active_model/helper_methods.rb', line 49

def attribute_max(attribute)
  self.class.validators.grep(NumericalityValidator).select {|v|
    if v.attributes.include?(attribute.to_sym) && (v.options.keys & [:less_than, :less_than_or_equal_to]).any? && (v.options.keys & [:if, :unless, :allow_nil, :allow_blank]).empty?
      !(on = v.options[:on]) || Array(on).include?(default_validation_context)
    end
  }.map {|v| v.options.slice(:less_than, :less_than_or_equal_to)}.map(&:values).flatten.max
end

#attribute_maxlength(attribute) ⇒ Object 



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# File 'lib/html5_validators/active_model/helper_methods.rb', line 33

def attribute_maxlength(attribute)
  self.class.validators.grep(LengthValidator).select {|v|
    if v.attributes.include?(attribute.to_sym) && (v.options.keys & [:maximum, :is]).any? && (v.options.keys & [:if, :unless, :tokenizer]).empty?
      !(on = v.options[:on]) || Array(on).include?(default_validation_context)
    end
  }.map {|v| v.options.slice(:maximum, :is)}.map(&:values).flatten.max
end

#attribute_min(attribute) ⇒ Object 



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# File 'lib/html5_validators/active_model/helper_methods.rb', line 57

def attribute_min(attribute)
  self.class.validators.grep(NumericalityValidator).select {|v|
    if v.attributes.include?(attribute.to_sym) && (v.options.keys & [:greater_than, :greater_than_or_equal_to]).any? && (v.options.keys & [:if, :unless, :allow_nil, :allow_blank]).empty?
      !(on = v.options[:on]) || Array(on).include?(default_validation_context)
    end
  }.map {|v| v.options.slice(:greater_than, :greater_than_or_equal_to)}.map(&:values).flatten.min
end

#attribute_minlength(attribute) ⇒ Object 



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# File 'lib/html5_validators/active_model/helper_methods.rb', line 41

def attribute_minlength(attribute)
  self.class.validators.grep(LengthValidator).select {|v|
    if v.attributes.include?(attribute.to_sym) && (v.options.keys & [:minimum, :is]).any? && (v.options.keys & [:if, :unless, :allow_nil, :allow_blank, :tokenizer]).empty?
      !(on = v.options[:on]) || Array(on).include?(default_validation_context)
    end
  }.map {|v| v.options.slice(:minimum, :is)}.map(&:values).flatten.min
end

#attribute_required?(attribute) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/html5_validators/active_model/helper_methods.rb', line 25

def attribute_required?(attribute)
  self.class.validators.grep(PresenceValidator).any? do |v|
    if v.attributes.include?(attribute.to_sym) && (v.options.keys & [:if, :unless]).empty?
      !(on = v.options[:on]) || Array(on).include?(default_validation_context)
    end
  end
end