removed promoteUUIds

Author: aditi-khare-mongoDB

src/parser/deserializer.ts

@@ -35,8 +35,6 @@ export interface DeserializeOptions {
   promoteBuffers?: boolean;
   /** when deserializing will promote BSON values to their Node.js closest equivalent types. */
   promoteValues?: boolean;
-  /** when deserializing will return UUID type, if promoteBuffers is also true then promoteUUIDs will take precedence and a buffer will not be returned  */
-  promoteUUIDs?: boolean;
   /** allow to specify if there what fields we wish to return as unserialized raw buffer. */
   fieldsAsRaw?: Document;
   /** return BSON regular expressions as BSONRegExp instances. */
@@ -137,7 +135,6 @@ function deserializeObject(
   const promoteBuffers = options['promoteBuffers'] == null ? false : options['promoteBuffers'];
   const promoteLongs = options['promoteLongs'] == null ? true : options['promoteLongs'];
   const promoteValues = options['promoteValues'] == null ? true : options['promoteValues'];
-  const promoteUUIDs = options.promoteUUIDs == null ? false : options.promoteUUIDs;
 
   // Ensures default validation option if none given
   const validation = options.validation == null ? { utf8: true } : options.validation;
@@ -416,9 +413,7 @@ function deserializeObject(
             throw new BSONError('Binary type with subtype 0x02 contains too short binary size');
         }
 
-        if (promoteUUIDs && subType === 4) {
-          value = new Binary(buffer.slice(index, index + binarySize), subType).toUUID();
-        } else if (promoteBuffers && promoteValues) {
+        if (promoteBuffers && promoteValues) {
           value = buffer.slice(index, index + binarySize);
         } else {
           value = new Binary(buffer.slice(index, index + binarySize), subType);
@@ -448,12 +443,14 @@ function deserializeObject(
           _buffer[i] = buffer[index + i];
         }
 
-        if (promoteUUIDs && subType === 4) {
-          value = new Binary(_buffer, subType).toUUID();
-        } else if (promoteBuffers && promoteValues) {
+        if (promoteBuffers && promoteValues) {
           value = _buffer;
         } else {
           value = new Binary(_buffer, subType);
+          value = new Binary(buffer.slice(index, index + binarySize), subType);
+          if (subType === constants.BSON_BINARY_SUBTYPE_UUID_NEW) {
+            value = value.toUUID();
+          }
         }
       }