add code

args.go

@@ -0,0 +1,16 @@
+// Parses the commands sent through Discord. This program does not use any
+// traditional command line options, as it uses config.json for configuration.
+package main
+
+import (
+	"strings"
+)
+
+// Returns a false and a nil slice if cmd was not intended for the bot.
+func CmdGetArgs(cmd string) (args []string, ok bool) {
+	if !strings.HasPrefix(cmd, cfg.Prefix) {
+		return nil, false
+	}
+	cmd = strings.TrimPrefix(cmd, cfg.Prefix)
+	return strings.Fields(cmd), true
+}