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

packages/client/lib/commands/ZSCAN.ts

@@ -0,0 +1,32 @@
+import { ScanOptions, transformReplyNumberInfinity, pushScanArguments, ZMember } from './generic-transformers';
+
+export const FIRST_KEY_INDEX = 1;
+
+export const IS_READ_ONLY = true;
+
+export function transformArguments(key: string, cursor: number, options?: ScanOptions): Array<string> {
+    return pushScanArguments([
+        'ZSCAN',
+        key
+    ], cursor, options);
+}
+
+interface ZScanReply {
+    cursor: number;
+    members: Array<ZMember>;
+}
+
+export function transformReply([cursor, rawMembers]: [string, Array<string>]): ZScanReply {
+    const parsedMembers: Array<ZMember> = [];
+    for (let i = 0; i < rawMembers.length; i += 2) {
+        parsedMembers.push({
+            value: rawMembers[i],
+            score: transformReplyNumberInfinity(rawMembers[i + 1])
+        });
+    }
+
+    return {
+        cursor: Number(cursor),
+        members: parsedMembers
+    };
+}