Fix DynamoDB DocumentClient set unmarshalling (#2647)

* fix stringifying sets * add changelog
aws · Apr 30, 2019 · b6d3eba · b6d3eba
1 parent 5772c62
commit b6d3eba
Show file tree

Hide file tree

Showing 3 changed files with 83 additions and 0 deletions.
diff --git a/.changes/next-release/bugfix-DocumentClient-318ee4e7.json b/.changes/next-release/bugfix-DocumentClient-318ee4e7.json
@@ -0,0 +1,5 @@
+{
+  "type": "bugfix",
+  "category": "DocumentClient",
+  "description": "Fixes issue stringifying sets by only including values."
+}
diff --git a/lib/dynamodb/set.js b/lib/dynamodb/set.js
@@ -53,6 +53,14 @@ var DynamoDBSet = util.inherit({
         });
       }
     }
+  },
+
+  /**
+   * Render the underlying values only when converting to JSON.
+   */
+  toJSON: function() {
+    var self = this;
+    return self.values;
   }
 
 });

diff --git a/test/dynamodb/document_client.spec.js b/test/dynamodb/document_client.spec.js