Add jsdoc comment

Author: Ruben Bridgewater

lib/parser.js

@@ -206,7 +206,6 @@ function parseArray (parser) {
  * @param type
  * @returns {*}
  */
-
 function parseType (parser, type) {
   switch (type) {
     case 36: // $
@@ -263,6 +262,12 @@ function JavascriptRedisParser (options) {
   this.bufferCache = []
 }
 
+/**
+ * Concat the collected chunks from parser.bufferCache
+ * @param parser
+ * @param length
+ * @returns {Buffer}
+ */
 function concat (parser, length) {
   var list = parser.bufferCache
   var pos = 0