Module: ZTK::DSL::Core::Attributes::ClassMethods Private

Defined in:
lib/ztk/dsl/core/attributes.rb

Overview

This module is part of a private API. You should avoid using this module if possible, as it may be removed or be changed in the future.

Author:

Instance Method Summary (collapse)

Instance Method Details

- (Object) attribute(key, options = {})

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/ztk/dsl/core/attributes.rb', line 22

def attribute(key, options={})
  klass = self.to_s.split('::').last.downcase
  option_key = "#{klass}_#{key}"
  attribute_options[option_key] = options

  send(:define_method, key) do |*args|
    if (attributes[key].nil? && !self.class.attribute_options[option_key][:default].nil?)
      default_value = (self.class.attribute_options[option_key][:default].dup rescue self.class.attribute_options[option_key][:default])

      attributes[key] ||= default_value
    end

    if args.count == 0
      attributes[key]
    else
      send("#{key}=", *args)
    end
  end

  send(:define_method, "#{key}=") do |value|
    attributes[key] = value
    value
  end

  self.class.send(:define_method, "find_by_#{key}") do |value|
    all.select{ |object| (object.send(key) == value) }
  end

end