feat: add usage

lua/CC Tweaked/tutel/tutel-host.lua

@@ -267,11 +267,12 @@ registerEventListener("key", scrollLogs)
 local consoleCommands = {}
 local commandBuffer = ""
 
-function registerConsoleCommand(name, handler, desc)
+function registerConsoleCommand(name, handler, desc, usage)
     local cmd = {
         ["name"] = name,
         ["handler"] = handler,
-        ["desc"] = desc or ""
+        ["desc"] = desc or "",
+        ["usage"] = usage or nil
     }
     consoleCommands[name] = cmd
 end
@@ -324,7 +325,7 @@ function echoCommand(args)
     log.info(table.concat(args, " "))
 end
 
-registerConsoleCommand("echo", echoCommand, "Prints your message")
+registerConsoleCommand("echo", echoCommand, "Prints your message", "echo (string)")
 
 function exitCommand(args)
     shouldRun = false
@@ -339,13 +340,13 @@ end
 
 registerConsoleCommand("scan", scanCommand, "Sends out a scan command to pair unlinked turtles")
 
-function clearCommand()
+function clearCommand(args)
     log.buffer = {}
 end
 
 registerConsoleCommand("clear", clearCommand, "Clears the console")
 
-function turtlesCommand()
+function turtlesCommand(args)
     if #turtles == 0 then
         log.info("no turtles registered")
         return
@@ -364,11 +365,14 @@ end
 
 registerConsoleCommand("turtles", turtlesCommand, "Lists all the linked turtles")
 
-function helpCommand()
+function helpCommand(args)
     log.info("----- commands -----")
     for _, cmd in pairs(consoleCommands) do
         log.info("* %s", cmd.name)
-        log.info("\t%s", cmd.desc)
+        log.info("\t\t%s", cmd.desc)
+        if cmd.usage then
+            log.info("Usage: %s", cmd.usage)
+        end
     end
 end
 registerConsoleCommand("help", helpCommand, "Prints out all the console commands")