Module: Sequent::Core::Helpers::BooleanSupport

Defined in:
lib/sequent/core/helpers/boolean_support.rb

Overview

Parses the strings “true”, “false” and nil to true, false, false

You need to include this module explicitly when working with booleans.

Example:

class Registration < Sequent::Core::ValueObject
  include Sequent::Core::Helpers::BooleanSupport
  attrs accepted_terms: Boolean
end

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/sequent/core/helpers/boolean_support.rb', line 17

def self.included(base)
  base.before_validation :parse_booleans
end

Instance Method Details

#parse_booleans ⇒ Object 



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# File 'lib/sequent/core/helpers/boolean_support.rb', line 21

def parse_booleans
  attributes.each do |name, type|
    if type == Boolean
      raw_value = self.instance_variable_get("@#{name}")
      return if raw_value.kind_of? Boolean
      return unless [nil, "true", "false"].include?(raw_value)
      bool_value = raw_value == "true" ? true : false
      self.instance_variable_set "@#{name}", bool_value
    end
  end
end