Added Capybara support

lib/turnip.rb

@@ -9,3 +9,11 @@
 require "turnip/step_definition"
 require "turnip/dsl"
 require "turnip/rspec"
+
+module Turnip
+  class << self
+    attr_accessor :type
+  end
+end
+
+Turnip.type = :turnip

lib/turnip/capybara.rb

@@ -0,0 +1,16 @@
+require 'capybara/rspec'
+
+Turnip.type = :request
+
+RSpec.configure do |config|
+  config.before do
+    if self.class.include?(Capybara::DSL) and example.metadata[:turnip]
+      Capybara.current_driver = Capybara.javascript_driver if example.metadata.has_key?(:javascript)
+      example.metadata.each do |tag, value|
+        if Capybara.drivers.has_key?(tag)
+          Capybara.current_driver = tag
+        end
+      end
+    end
+  end
+end