Class: Anodator::Validator::LengthValidator

Inherits:
Base
  • Object
show all
Defined in:
lib/anodator/validator/length_validator.rb

Instance Attribute Summary

Attributes inherited from Base

#options, #target

Instance Method Summary collapse

Methods inherited from Base

#allow_blank?, #argument_value_at, default_options, #description, #target_value, #to_s, #valid?, valid_option_keys, #validate_configuration, values, values=

Constructor Details

#initialize(target_expression, options = { }) ⇒ LengthValidator 



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# File 'lib/anodator/validator/length_validator.rb', line 9

def initialize(target_expression, options = { })
  super(target_expression, options)

  [:maximum, :minimum, :is].each do |key|
    @options[key] = proxy_value(@options[key]) unless @options[key].nil?
  end
end

Instance Method Details

#validate ⇒ Object 



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# File 'lib/anodator/validator/length_validator.rb', line 17

def validate
  length = target_value.split(//).size

  if allow_blank?
    return true if length.zero?
  end

  @options.each do |option, configuration|
    case option
    when :in
      if configuration.is_a? Range
        return false unless configuration.include?(length)
      else
        raise ConfigurationError.new(":in option value must be Range object")
      end
    when :maximum
      return false if length > configuration.value.to_i
    when :minimum
      return false if length < configuration.value.to_i
    when :is
      return false if length != configuration.value.to_i
    end
  end

  return true
end