Bloom commands (#1786)

* ft.alter

* bloom commands

* tdigest

* delete tdigest

* uncomment tests

* small changes

* Update MADD.ts

* small changes

* clean code

* Update README.md

* Update README.md

Co-authored-by: leibale <leibale1998@gmail.com>

packages/bloom/lib/commands/top-k/INFO.ts

@@ -0,0 +1,34 @@
+export const FIRST_KEY_INDEX = 1;
+
+export const IS_READ_ONLY = true;
+
+export function transformArguments(key: string): Array<string> {
+    return ['TOPK.INFO', key];
+}
+
+export type InfoRawReply = [
+    _: string,
+    k: number,
+    _: string,
+    width: number,
+    _: string,
+    depth: number,
+    _: string,
+    decay: string
+];
+
+export interface InfoReply {
+    k: number,
+    width: number;
+    depth: number;
+    decay: number;
+}
+
+export function transformReply(reply: InfoRawReply): InfoReply {
+    return {
+        k: reply[1],
+        width: reply[3],
+        depth: reply[5],
+        decay: Number(reply[7])
+    };
+}