gistfile1.diff

diff --git a/core/lib/refinery/extension_generation.rb b/core/lib/refinery/extension_generation.rb
index 1a44565..6e9c83f 100644
--- a/core/lib/refinery/extension_generation.rb
+++ b/core/lib/refinery/extension_generation.rb
@@ -180,9 +180,7 @@ module Refinery
     end
 
     def exit_with_message!(message)
-      puts ""
-      puts message
-      puts ""
+      $stderr.puts "\n#{message}\n"
       exit 1
     end
 
diff --git a/core/spec/lib/generators/refinery/engine/engine_generator_sanity_check_spec.rb b/core/spec/lib/generators/refinery/engine/engine_generator_sanity_check_spec.rb
index 7f605c1..f1096ab 100644
--- a/core/spec/lib/generators/refinery/engine/engine_generator_sanity_check_spec.rb
+++ b/core/spec/lib/generators/refinery/engine/engine_generator_sanity_check_spec.rb
@@ -6,27 +6,33 @@ module Refinery
   describe EngineGenerator do
     include GeneratorSpec::TestCase

     it "exits when no attribute provided" do
-      lambda { run_generator %w{ car } }.should raise_error(SystemExit)
+      lambda {
+        $stderr.should_receive(:puts).with("\nYou must specify a name and at least one field.\nFor help, run: rails generate refinery:engine\n")
+        run_generator %w{ car }
+      }.should raise_error(SystemExit)
     end

     it "exits when '--extension' option is used but there is no extension by provided name" do
-      lambda { run_generator %w{ car title:string --extension nonexistent } }.should raise_error(SystemExit)
+      lambda { 
+        $stderr.should_receive(:puts).with("\nYou can't use '--extension nonexistent' option because extension with name nonexistent doesn't exist.\n")
+        run_generator %w{ car title:string --extension nonexistent }
+      }.should raise_error(SystemExit)
     end
   end
 end