From 6f8a84ed48aa431273ba68358525b0a4d370f10c Mon Sep 17 00:00:00 2001
From: Kelvin Clement Mwinuka <kelvinmwinuka@hotmail.co.uk>
Date: Sun, 2 Jul 2023 07:31:56 +0800
Subject: [PATCH] Return 'nil' when value is not found

---
 server/cmd_functions.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/cmd_functions.go b/server/cmd_functions.go
index 93ba612..fff5fba 100644
--- a/server/cmd_functions.go
+++ b/server/cmd_functions.go
@@ -60,6 +60,8 @@ func processGet(cmd []string, connRW *bufio.ReadWriter, server *Server) {
 	switch server.data.data[cmd[1]].(type) {
 	default:
 		fmt.Println("Error. The requested object's type cannot be returned with the GET command")
+	case nil:
+		serialization.Encode(connRW, "SimpleString nil")
 	case string:
 		serialization.Encode(connRW, fmt.Sprintf("SimpleString \"%s\"", server.data.data[cmd[1]]))
 	case float64:
@@ -80,6 +82,8 @@ func processMGet(cmd []string, connRW *bufio.ReadWriter, server *Server) {
 
 	for _, key := range cmd[1:] {
 		switch server.data.data[key].(type) {
+		case nil:
+			vals = append(vals, "nil")
 		case string:
 			vals = append(vals, fmt.Sprintf("%s", server.data.data[key]))
 		case float64: