Add env recipe keyword feature

features/cli/env.feature

@@ -0,0 +1,10 @@
+Feature: env recipe keyword
+
+  Scenario: exposes the internal env object
+    Given a recipe with:
+      """
+      puts env.current_recipe.filepath
+      """
+    When I execute the recipe
+    Then the exit status must be 0
+    And the output must contain exactly "recipe.rb\n"

lib/producer/core/recipe/dsl.rb

@@ -11,6 +11,7 @@ module Producer
         end
 
         def evaluate(env)
+          @env = env
           if @code
             instance_eval @code, env.current_recipe.filepath
           else
@@ -25,10 +26,18 @@ module Producer
 
         private
 
+        def env
+          @env
+        end
+
         def source(filepath)
           instance_eval File.read("./#{filepath}.rb"), "#{filepath}.rb"
         end
 
+        def target(hostname)
+          env.target = hostname
+        end
+
         def task(name, &block)
           @tasks << Task.new(name, &block)
         end

spec/producer/core/recipe/dsl_spec.rb

@@ -58,6 +58,15 @@ module Producer::Core
     context 'DSL specific methods' do
       subject(:dsl) { Recipe::DSL.new(&code).evaluate(env) }
 
+      describe '#env' do
+        let(:code) { proc { env.some_message } }
+
+        it 'returns the current environment' do
+          expect(env).to receive(:some_message)
+          dsl.evaluate(env)
+        end
+      end
+
       describe '#source' do
         let(:filepath)  { fixture_path_for 'recipes/throw' }
         let(:code)      { "source '#{filepath}'" }