Convert message to string

Before trying to check for a trailing newline, and add a test

Author: mal

lib/thor/shell/basic.rb

@@ -77,8 +77,8 @@ def ask(statement, *args)
       # say("I know you knew that.")
       #
       def say(message = "", color = nil, force_new_line = (message.to_s !~ /( |\t)\Z/))
-        buffer = prepare_message(message.to_s, *color)
-        buffer << "\n" if force_new_line && !message.end_with?("\n")
+        buffer = prepare_message(message, *color)
+        buffer << "\n" if force_new_line && !message.to_s.end_with?("\n")
 
         stdout.print(buffer)
         stdout.flush

spec/shell/basic_spec.rb

@@ -119,6 +119,11 @@ def shell
       expect($stdout).to receive(:print).with("Running...")
       shell.say("Running...", nil, false)
     end
+
+    it "coerces everything to a string before printing" do
+      expect($stdout).to receive(:print).with("this_is_not_a_string\n")
+      shell.say(:this_is_not_a_string, nil, true)
+    end
   end
 
   describe "#say_status" do