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Contents
require 'active_support/core_ext/class/attribute'
module Kookaburra
class UIDriver
module HasStrategies
class Strategy
class_attribute :tag
attr_reader :ui_component
def initialize(ui_component)
@ui_component, @tag = ui_component
end
end
module ClassMethods
def strategy(tag, &proc)
Class.new(::Kookaburra::UIDriver::HasStrategies::Strategy).tap { |klass|
klass.tag = tag
klass.module_eval &proc
self.strategy_classes << klass
}
end
def use_strategy_for(*method_names)
def_delegators :current_strategy, *method_names
end
end
module InstanceMethods
def strategies
@strategies ||= strategy_classes.map { |klass| klass.new(self) }
end
def current_strategy
strategies.detect(&:applies?) or raise 'No applicable strategy!'
end
def strategy_tag
current_strategy.tag
end
end
def self.included(receiver)
receiver.class_attribute :strategy_classes
receiver.strategy_classes = []
receiver.extend Forwardable
receiver.extend ClassMethods
receiver.send :include, InstanceMethods
end
end
end
end
Version data entries
24 entries across 24 versions & 1 rubygems