node-redis/packages/client/lib/commands/LLEN.ts

import { RedisArgument, NumberReply, Command } from '../RESP/types';

export default {
  FIRST_KEY_INDEX: 1,
  IS_READ_ONLY: true,
  transformArguments(key: RedisArgument) {
    return ['LLEN', key];
  },
  transformReply: undefined as unknown as () => NumberReply
} as const satisfies Command;