chore: refactor main code base into smaller parts

lib/utils.js

@@ -129,6 +129,28 @@ function warn (client, msg) {
   }
 }
 
+/**
+ * @description Transform the reply as needed.
+ *
+ * If detectBuffers option was specified, then the reply from the parser will be a buffer.
+ * If this command did not use Buffer arguments, then convert the reply to Strings here.
+ *
+ * @param {RedisClient} client
+ * @param {string|number|null|Buffer|any[]} reply
+ * @param {Command} command
+ * @returns {string|number|null|Buffer|any[]|object}
+ */
+function handleReply (client, reply, command) {
+  if (client.options.detectBuffers === true && command.bufferArgs === false) { // client.messageBuffers
+    reply = replyToStrings(reply)
+  }
+
+  if (command.command === 'hgetall') {
+    reply = replyToObject(reply)
+  }
+  return reply
+}
+
 module.exports = {
   replyToStrings,
   replyToObject,
@@ -136,5 +158,6 @@ module.exports = {
   monitorRegex: /^[0-9]{10,11}\.[0-9]+ \[[0-9]+ .+]( ".+?")+$/,
   clone: convenienceClone,
   replyInOrder,
-  warn
+  warn,
+  handleReply
 }