Module: Cistern::Client

Defined in:
lib/cistern/client.rb

Defined Under Namespace

Modules: ClassMethods, Collections

Class Method Summary collapse

Class Method Details

.included(klass) ⇒ Object

vanilla include



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# File 'lib/cistern/client.rb', line 30

def self.included(klass)
  setup(klass)

  super
end

.setup(klass, options = {}) ⇒ Object 



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# File 'lib/cistern/client.rb', line 36

def self.setup(klass, options = {})
  request_class    = options[:request] || 'Request'
  collection_class = options[:collection] || 'Collection'
  model_class      = options[:model] || 'Model'
  singular_class   = options[:singular] || 'Singular'

  interface = options[:interface] || :class
  interface_callback = (:class == interface) ? :inherited : :included

  unless klass.name
    fail ArgumentError, "can't turn anonymous class into a Cistern service"
  end

  klass.class_eval <<-EOS, __FILE__, __LINE__
    module Collections
      include ::Cistern::Client::Collections

      def service
        #{klass.name}
      end
    end

    def self.service
      #{klass.name}
    end

    class Real
      def initialize(options={})
      end
    end

    class Mock
      def initialize(options={})
      end
    end

    #{interface} #{model_class}
      def self.#{interface_callback}(klass)
        service.models << klass

        klass.send(:include, ::Cistern::Model)

        super
      end

      def self.service
        #{klass.name}
      end
    end

    #{interface} #{singular_class}
      def self.#{interface_callback}(klass)
        service.singularities << klass

        klass.send(:include, ::Cistern::Singular)

        super
      end

      def self.service
        #{klass.name}
      end
    end

    #{interface} #{collection_class}
      include ::Cistern::Collection

      def self.#{interface_callback}(klass)
        klass.send(:extend, Cistern::Attributes::ClassMethods)
        klass.send(:extend, Cistern::Collection::ClassMethods)
        klass.send(:include, Cistern::Attributes::InstanceMethods)

        service.collections << klass

        super
      end

      def self.service
        #{klass.name}
      end
    end

    #{interface} #{request_class}
      include ::Cistern::Request

      def self.service
        #{klass.name}
      end

      def self.#{interface_callback}(klass)
        klass.extend(::Cistern::Request::ClassMethods)

        service.requests << klass

        super
      end

      def _mock(*args)
        mock(*args)
      end

      def _real(*args)
        real(*args)
      end
    end
  EOS

  klass.send(:extend, Cistern::Client::ClassMethods)
  klass.send(:const_set, :Timeout, Class.new(Cistern::Error))

  klass::Mock.send(:include, klass::Collections)
  klass::Mock.send(:extend, Cistern::WaitFor)
  klass::Mock.timeout_error = klass::Timeout

  klass::Mock.send(:extend, Cistern::Data)

  klass::Real.send(:include, klass::Collections)
  klass::Real.send(:extend, Cistern::WaitFor)
  klass::Real.timeout_error = klass::Timeout
end

.with(options = {}) ⇒ Object

custom include



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# File 'lib/cistern/client.rb', line 13

def self.with(options = {})
  client_module = Module.new

  custom_include = <<-EOS
    def self.included(klass)
      Cistern::Client.setup(klass, #{options.inspect})

      super
    end
  EOS

  client_module.class_eval(custom_include, __FILE__, __LINE__)

  client_module
end