Support SORT_RO (#2041)

* Support SORT_RO

* move pushSortReadOnlyArgs and SortReadOnlyOptions to generic-transformers

* clean code

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

packages/client/lib/commands/generic-transformers.ts

@@ -438,6 +438,50 @@ export function transformCommandReply(
     };
 }
 
+export interface SortOptions {
+    BY?: string;
+    LIMIT?: {
+        offset: number;
+        count: number;
+    },
+    GET?: string | Array<string>;
+    DIRECTION?: 'ASC' | 'DESC';
+    ALPHA?: true;
+}
+
+export function pushSortArguments(
+    args: RedisCommandArguments,
+    options?: SortOptions
+): RedisCommandArguments {
+    if (options?.BY) {
+        args.push('BY', options.BY);
+    }
+
+    if (options?.LIMIT) {
+        args.push(
+            'LIMIT',
+            options.LIMIT.offset.toString(),
+            options.LIMIT.count.toString()
+        );
+    }
+
+    if (options?.GET) {
+        for (const pattern of (typeof options.GET === 'string' ? [options.GET] : options.GET)) {
+            args.push('GET', pattern);
+        }
+    }
+
+    if (options?.DIRECTION) {
+        args.push(options.DIRECTION);
+    }
+
+    if (options?.ALPHA) {
+        args.push('ALPHA');
+    }
+
+    return args;
+}
+
 export interface SlotRange {
     start: number;
     end: number;