Nicer error message.

frankshearar · Nov 21, 2011 · 3f9df02 · 3f9df02
1 parent c0fce5e
commit 3f9df02
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/peano/peano.rb b/lib/peano/peano.rb
@@ -18,7 +18,7 @@ def self.from_i(integer)
       when 0 then Zero.new
       when 1..MAX_INT then Succ.new(from_i(integer - 1))
     else
-      raise "Peano arithmetic only defined over the range [0, #{MAX_INT.to_s}]"
+      raise "Peano arithmetic only defined over the range [0, #{MAX_INT.to_s}]. You gave #{integer.inspect}."
     end
   end