buffers, buffers everywhere...

packages/client/lib/commands/GETBIT.ts

@@ -1,10 +1,14 @@
+import { RedisCommandArgument, RedisCommandArguments } from '.';
 import { BitValue } from './generic-transformers';
 
 export const FIRST_KEY_INDEX = 1;
 
 export const IS_READ_ONLY = true;
 
-export function transformArguments(key: string, offset: number): Array<string> {
+export function transformArguments(
+    key: RedisCommandArgument,
+    offset: number
+): RedisCommandArguments {
     return ['GETBIT', key, offset.toString()];
 }