vendor/lib/visitor/evaluator.js in stylus-source-0.32.1 vs vendor/lib/visitor/evaluator.js in stylus-source-0.33.0

@@ -334,10 +334,10 @@
   // Not a function? try user-defined or built-ins
   if (fn && 'function' != fn.nodeName) {
     fn = this.lookupFunction(call.name);
   }
 
-  // Undefined function, render literal css
+  // Undefined function? render literal CSS
   if (!fn || fn.nodeName != 'function') {
     debug('%s is undefined', call);
     var ret = this.literalCall(call);
     this.ignoreColors = false;
     return ret;