Support JSON.MERGE Command

packages/json/lib/commands/MSET.spec.ts

@@ -0,0 +1,24 @@
+import { strict as assert } from 'assert';
+import testUtils, { GLOBAL } from '../test-utils';
+import { transformArguments } from './MSET';
+
+describe('MSET', () => {
+    testUtils.isVersionGreaterThanHook([2, 6]);
+    
+    describe('transformArguments', () => {
+        it('transformArguments', () => {
+            assert.deepEqual(
+                transformArguments([{ key: "key", path: "$", value: "json" }, { key: "key2", path: "$", value: "json2" }]),
+                ['JSON.MSET', 'key', '$', '"json"', 'key2', '$', '"json2"']
+            );
+        });
+    });
+
+
+    testUtils.testWithClient('client.json.mSet', async client => {
+        assert.equal(
+            await client.json.mSet([{ key: "key", path: "$", value: "json" }, { key: "key2", path: "$", value: "json2" }]),
+            'OK'
+        );
+    }, GLOBAL.SERVERS.OPEN);
+});

packages/json/lib/commands/MSET.ts

@@ -0,0 +1,24 @@
+import { RedisJSON, transformRedisJsonArgument } from '.';
+
+export const FIRST_KEY_INDEX = 1;
+
+export interface KeyPathValue {
+    key: string;
+    path: string;
+    value: RedisJSON;
+}
+
+export function transformArguments(keyPathValues: Array<KeyPathValue>): Array<string> {
+    if (keyPathValues.length === 0) {
+        throw new Error('ERR wrong number of arguments for \'MSET\' command');
+    }
+    const args: string[] = keyPathValues.flatMap(({ key, path, value }) => [
+        key,
+        path,
+        transformRedisJsonArgument(value)
+    ]);
+
+    return args;
+}
+
+export declare function transformReply(): 'OK' | null;

packages/json/lib/commands/index.ts

@@ -9,6 +9,7 @@ import * as DEL from './DEL';
 import * as FORGET from './FORGET';
 import * as GET from './GET';
 import * as MGET from './MGET';
+import * as MSET from './MSET';
 import * as MERGE from './MERGE';
 import * as NUMINCRBY from './NUMINCRBY';
 import * as NUMMULTBY from './NUMMULTBY';
@@ -45,6 +46,8 @@ export default {
     merge: MERGE,
     MGET,
     mGet: MGET,
+    MSET,
+    mSet: MSET,
     NUMINCRBY,
     numIncrBy: NUMINCRBY,
     NUMMULTBY,