From 292718d8663aa365f838c68b44f4518c5690677b Mon Sep 17 00:00:00 2001
From: Ry <ryanst755@gmail.com>
Date: Wed, 27 Apr 2022 13:41:44 -0700
Subject: [PATCH] monitor: Print error on invalid command

---
 monitor/commands/commands.asm | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/monitor/commands/commands.asm b/monitor/commands/commands.asm
index 94c2de3..63df7b9 100644
--- a/monitor/commands/commands.asm
+++ b/monitor/commands/commands.asm
@@ -14,8 +14,14 @@ monitor_shell_parse_command:
     call compare_string
     ifz jmp monitor_shell_help_command
 
+    ; invalid command
+    mov r0, monitor_shell_invalid_command_string
+    call print_string_to_monitor
+
     ret
 
+monitor_shell_invalid_command_string: data.str "invalid command" data.8 10 data.8 0
+
     ; all commands
     #include "monitor/commands/exit.asm"
     #include "monitor/commands/help.asm"