lib/mutant/env.rb in mutant-0.5.25 vs lib/mutant/env.rb in mutant-0.5.26

@@ -105,10 +105,10 @@
     #
     def expression(scope)
       name = scope_name(scope) or return
 
       unless name.kind_of?(String)
-        warn("#{scope.class}#name from: #{scope.inspect} did not return a String or nil.  Fix your lib to support normal ruby semantics!")
+        warn("#{scope.class}#name from: #{scope.inspect} did not return a String or nil. Fix your lib to support normal ruby semantics!")
         return
       end
 
       Expression.try_parse(name)
     end