use dockers for tests, use npm workspaces, add rejson & redisearch modules, fix some bugs

packages/client/lib/commands/BLPOP.ts

@@ -0,0 +1,26 @@
+import { RedisCommandArguments } from '.';
+import { pushVerdictArguments } from './generic-transformers';
+
+export const FIRST_KEY_INDEX = 1;
+
+export function transformArguments(keys: string | Buffer | Array<string | Buffer>, timeout: number): RedisCommandArguments {
+    const args = pushVerdictArguments(['BLPOP'], keys);
+
+    args.push(timeout.toString());
+
+    return args;
+}
+
+type BLPOPReply = null | {
+    key: string;
+    element: string;
+};
+
+export function transformReply(reply: null | [string, string]): BLPOPReply {
+    if (reply === null) return null;
+
+    return {
+        key: reply[0],
+        element: reply[1]
+    };
+}