support JSON.MERGE Command (#2761)HEADmaster

* support JSON.MERGE Command

* linters

* try with abc instead person

* change @skip_ifmodversion_lt to latest ReJSON 2.4.7

* change version

* fix test

* linters

* add async test

1 files changed, 22 insertions, 0 deletions

diff --git a/redis/commands/json/commands.py b/redis/commands/json/commands.py
index c02c47a..5da9245 100644
--- a/redis/commands/json/commands.py
+++ b/redis/commands/json/commands.py
@@ -253,6 +253,28 @@ class JSONCommands:
             pieces.append("XX")
         return self.execute_command("JSON.SET", *pieces)
 
+    def merge(
+        self,
+        name: str,
+        path: str,
+        obj: JsonType,
+        decode_keys: Optional[bool] = False,
+    ) -> Optional[str]:
+        """
+        Sets or updates the JSON value at a path..
+
+        ``decode_keys`` If set to True, the keys of ``obj`` will be decoded
+        with utf-8.
+
+        For more information see `JSON.MERGE <https://redis.io/commands/json.merge>`_.
+        """
+        if decode_keys:
+            obj = decode_dict_keys(obj)
+
+        pieces = [name, str(path), self._encode(obj)]
+
+        return self.execute_command("JSON.MERGE", *pieces)
+
     def set_file(
         self,
         name: str,