octokit.rb

require 'octokit/default'
require 'octokit/configurable'

# Ruby toolkit for the GitHub API
module Octokit
  autoload(:Client, File.join(__dir__, 'octokit/client'))
  autoload(:EnterpriseAdminClient, File.join(__dir__, 'octokit/enterprise_admin_client'))
  autoload(:EnterpriseManagementConsoleClient, File.join(__dir__, 'octokit/enterprise_management_console_client'))

  autoload(:Warnable, File.join(__dir__, 'octokit/warnable'))
  autoload(:Connection, File.join(__dir__, 'octokit/connection'))
  autoload(:Authentication, File.join(__dir__, 'octokit/authentication'))
  autoload(:Arguments, File.join(__dir__, 'octokit/arguments'))
  autoload(:RepoArguments, File.join(__dir__, 'octokit/repo_arguments'))
  autoload(:Gist, File.join(__dir__, 'octokit/gist'))
  autoload(:RateLimit, File.join(__dir__, 'octokit/rate_limit'))
  autoload(:Repository, File.join(__dir__, 'octokit/repository'))
  autoload(:User, File.join(__dir__, 'octokit/user'))
  autoload(:Organization, File.join(__dir__, 'octokit/organization'))
  autoload(:Preview, File.join(__dir__, 'octokit/preview'))

  class << self
    include Octokit::Configurable

    # API client based on configured options {Configurable}
    #
    # @return [Octokit::Client] API wrapper
    def client
      return @client if defined?(@client) && @client.same_options?(options)
      @client = Octokit::Client.new(options)
    end

    # EnterpriseAdminClient client based on configured options {Configurable}
    #
    # @return [Octokit::EnterpriseAdminClient] API wrapper
    def enterprise_admin_client
      return @enterprise_admin_client if defined?(@enterprise_admin_client) && @enterprise_admin_client.same_options?(options)
      @enterprise_admin_client = Octokit::EnterpriseAdminClient.new(options)
    end

    # EnterpriseManagementConsoleClient client based on configured options {Configurable}
    #
    # @return [Octokit::EnterpriseManagementConsoleClient] API wrapper
    def enterprise_management_console_client
      return @enterprise_management_console_client if defined?(@enterprise_management_console_client) && @enterprise_management_console_client.same_options?(options)
      @enterprise_management_console_client = Octokit::EnterpriseManagementConsoleClient.new(options)
    end

    private

    def respond_to_missing?(method_name, include_private=false)
      client.respond_to?(method_name, include_private) ||
      enterprise_admin_client.respond_to?(method_name, include_private) ||
      enterprise_management_console_client.respond_to?(method_name, include_private)
    end

    def method_missing(method_name, *args, &block)
      if client.respond_to?(method_name)
        return client.send(method_name, *args, &block)
      elsif enterprise_admin_client.respond_to?(method_name)
        return enterprise_admin_client.send(method_name, *args, &block)
      elsif enterprise_management_console_client.respond_to?(method_name)
        return enterprise_management_console_client.send(method_name, *args, &block)
      end

      super
    end

  end
end

Octokit.setup