V5 bringing RESP3, Sentinel and TypeMapping to node-redis

RESP3 Support
   - Some commands responses in RESP3 aren't stable yet and therefore return an "untyped" ReplyUnion.
 
Sentinel

TypeMapping

Correctly types Multi commands

Note: some API changes to be further documented in v4-to-v5.md

packages/client/lib/commands/XINFO_CONSUMERS.ts

@@ -1,28 +1,34 @@
-import { RedisCommandArgument, RedisCommandArguments } from '.';
+import { RedisArgument, ArrayReply, TuplesToMapReply, BlobStringReply, NumberReply, UnwrapReply, Resp2Reply, Command } from '../RESP/types';
 
-export const FIRST_KEY_INDEX = 2;
+export type XInfoConsumersReply = ArrayReply<TuplesToMapReply<[
+  [BlobStringReply<'name'>, BlobStringReply],
+  [BlobStringReply<'pending'>, NumberReply],
+  [BlobStringReply<'idle'>, NumberReply],
+  /** added in 7.2 */
+  [BlobStringReply<'inactive'>, NumberReply]
+]>>;
 
-export const IS_READ_ONLY = true;
-
-export function transformArguments(
-    key: RedisCommandArgument,
-    group: RedisCommandArgument
-): RedisCommandArguments {
+export default {
+  FIRST_KEY_INDEX: 2,
+  IS_READ_ONLY: true,
+  transformArguments(
+    key: RedisArgument,
+    group: RedisArgument
+  ) {
     return ['XINFO', 'CONSUMERS', key, group];
-}
-
-type XInfoConsumersReply = Array<{
-    name: RedisCommandArgument;
-    pending: number;
-    idle: number;
-    inactive: number;
-}>;
-
-export function transformReply(rawReply: Array<any>): XInfoConsumersReply {
-    return rawReply.map(consumer => ({
-        name: consumer[1],
-        pending: consumer[3],
-        idle: consumer[5],
-        inactive: consumer[7]
-    }));
-}
+  },
+  transformReply: {
+    2: (reply: UnwrapReply<Resp2Reply<XInfoConsumersReply>>) => {
+      return reply.map(consumer => {
+        const unwrapped = consumer as unknown as UnwrapReply<typeof consumer>;
+        return {
+          name: unwrapped[1],
+          pending: unwrapped[3],
+          idle: unwrapped[5],
+          inactive: unwrapped[7]
+        };
+      });
+    },
+    3: undefined as unknown as () => XInfoConsumersReply
+  }
+} as const satisfies Command;