Merge Task::DSL into Task

features/task_ask.feature

@@ -0,0 +1,23 @@
+Feature: `ask' task keyword
+
+  @exec
+  Scenario: prompts user with a list of choices on standard output
+    Given a recipe with:
+      """
+      task :ask_letter do
+        letter = ask 'Which letter?', [[:a, ?A], [:b, ?B]]
+
+        echo letter.inspect
+      end
+      """
+    When I execute the recipe interactively
+    And I type "1"
+    Then the output must contain:
+      """
+      Which letter?
+      0: A
+      1: B
+      Choice:
+      :b
+      """
+    And the exit status must be 0