Convert conditional from a guard clause to an if/else.

Author: Devan Hurst

lib/thor/shell/basic.rb

@@ -463,8 +463,11 @@ def ask_filtered(statement, color, options)
       end
 
       def answer_match(possibilities, answer, case_insensitive)
-        return possibilities.detect{ |possibility| possibility == answer } unless case_insensitive
-        possibilities.detect{ |possibility| possibility.downcase == answer.downcase }
+        if case_insensitive
+          possibilities.detect{ |possibility| possibility.downcase == answer.downcase }
+        else
+          possibilities.detect{ |possibility| possibility == answer }
+        end 
       end
 
       def merge(destination, content) #:nodoc:

spec/shell/basic_spec.rb

@@ -81,7 +81,6 @@ def shell
       expect(shell.ask('What\'s your favorite Neopolitan flavor?', :limited_to => flavors)).to eq("chocolate")
     end
 
-    #this one
     it "prints a message to the user with the available options, expects case-sensitive matching, and reasks the question after a case-insensitive match" do
       flavors = %w(strawberry chocolate vanilla)
       expect($stdout).to receive(:print).with("Your response must be one of: [strawberry, chocolate, vanilla]. Please try again.\n")