class Attrio::AttributesParser

Attributes

as[R]
klass[R]

Public Class Methods

cast_type(constant) click to toggle source
# File lib/attrio/attributes_parser.rb, line 27
def self.cast_type(constant)
  return constant if constant.is_a?(Class) && !!(constant < Attrio::Types::Base)

  string = constant.to_s
  string = string.camelize if (string =~ /\w_\w/ || string.chars.first.downcase == string.chars.first)

  begin
    if Attrio::Types.const_defined?(string)
      return Attrio::Types.const_get(string)
    elsif Object.const_defined?(string)
      return Object.const_get(string)
    else
      return nil
    end
  rescue
    return constant
  end
end
new(klass, as, &block) click to toggle source
# File lib/attrio/attributes_parser.rb, line 7
def initialize(klass, as, &block)
  @klass = klass
  @as = as

  self.instance_eval(&block)
end

Public Instance Methods

attr(*args) click to toggle source
# File lib/attrio/attributes_parser.rb, line 14
def attr(*args)
  attribute_name = args[0].to_s
  attribute_options = (args.last.kind_of?(Hash) ? args.pop : Hash.new)
  attribute_type = self.fetch_type(attribute_options.delete(:type) || args[1])

  attribute = self.create_attribute(attribute_name, attribute_type, attribute_options)
  self.add_attribute(attribute_name, attribute)

  self
end
Also aliased as: attribute
attribute(*args)
Alias for: attr

Protected Instance Methods

add_attribute(name, attribute) click to toggle source
# File lib/attrio/attributes_parser.rb, line 65
def add_attribute(name, attribute)
  @klass.send(self.as)[name.to_sym] = attribute
end
create_attribute(name, type, options) click to toggle source
# File lib/attrio/attributes_parser.rb, line 61
def create_attribute(name, type, options)
  Attrio::Attribute.new(name, type, options).define_writer(self.klass).define_reader(self.klass)
end
fetch_type(name) click to toggle source

def as

self.options[:as]

end

# File lib/attrio/attributes_parser.rb, line 52
def fetch_type(name)
  return if name.nil?

  type = self.class.cast_type(name)
  self.class.const_missing(name.to_s) if type.blank?

  type
end