complete redesign: use nodejs on server instead of php - documentation to be updated

nodejs/node_modules/stylus/lib/functions/warn.js

@@ -0,0 +1,15 @@
+var utils = require('../utils')
+  , nodes = require('../nodes');
+
+/**
+ * Warn with the given `msg` prefixed by "Warning: ".
+ *
+ * @param {String} msg
+ * @api public
+ */
+
+module.exports = function warn(msg){
+  utils.assertType(msg, 'string', 'msg');
+  console.warn('Warning: %s', msg.val);
+  return nodes.null;
+};