class DTO

DTO class allows to create a structure that support export to json and construct with a hash.

Example of use:

class User < DTO.new(:first_name, :last_name, :birthday)

end

or

User = Class.new(DTO.new :first_name, :last_name, :birthday)

Public Class Methods

new(attrs = {}) click to toggle source 
# File lib/dto.rb, line 16
def initialize(attrs = {})
  members.each do |member|
    send("#{member}=", attrs[member])
  end
end

Public Instance Methods

to_json() click to toggle source 
# File lib/dto.rb, line 22
def to_json
  attrs = {}
  members.each { |attr| attrs[attr] = send(attr) }
  attrs.to_json
end
to_s() click to toggle source 
# File lib/dto.rb, line 28
def to_s
  members.map { |attr| "#{attr}: #{send(attr)}" }.join(", ")
end