use camelcase file names from now on...

src/utilities/chat.ts

@@ -0,0 +1,11 @@
+export function isCommand(message: string, command?: string) {
+  if (command) {
+    return message.startsWith(`:${command} `)
+  }
+  return message.startsWith(':')
+}
+
+export function getArgs(command: string, message: string): string[] | undefined {
+  if (!isCommand(message, command)) return
+  return message.split(`:${command} `)[1].split(' ')
+}