fix(NODE-3206): Make distinct use any[] type instead of Document[] (mongodb#2795)

Author: dariakp

src/collection.ts

@@ -1013,25 +1013,20 @@ export class Collection {
  * @param options - Optional settings for the command
  * @param callback - An optional callback, a Promise will be returned if none is provided
  */
- distinct(key: string): Promise<Document[]>;
- distinct(key: string, callback: Callback<Document[]>): void;
- distinct(key: string, query: Document): Promise<Document[]>;
- distinct(key: string, query: Document, callback: Callback<Document[]>): void;
- distinct(key: string, query: Document, options: DistinctOptions): Promise<Document[]>;
+ distinct(key: string): Promise<any[]>;
+ distinct(key: string, callback: Callback<any[]>): void;
+ distinct(key: string, query: Document): Promise<any[]>;
+ distinct(key: string, query: Document, callback: Callback<any[]>): void;
+ distinct(key: string, query: Document, options: DistinctOptions): Promise<any[]>;
+ distinct(key: string, query: Document, options: DistinctOptions, callback: Callback<any[]>): void;
  distinct(
  key: string,
- query: Document,
- options: DistinctOptions,
- callback: Callback<Document[]>
- ): void;
- distinct(
- key: string,
- query?: Document | DistinctOptions | Callback<Document[]>,
- options?: DistinctOptions | Callback<Document[]>,
- callback?: Callback<Document[]>
- ): Promise<Document[]> | void {
+ query?: Document | DistinctOptions | Callback<any[]>,
+ options?: DistinctOptions | Callback<any[]>,
+ callback?: Callback<any[]>
+ ): Promise<any[]> | void {
  if (typeof query === 'function') {
- (callback = query as Callback<Document[]>), (query = {}), (options = {});
+ (callback = query as Callback<any[]>), (query = {}), (options = {});
  } else {
  if (arguments.length === 3 && typeof options === 'function') {
  (callback = options), (options = {});

src/operations/distinct.ts

@@ -14,7 +14,7 @@ export type DistinctOptions = CommandOperationOptions;
  * Return a list of distinct values for the given key across a collection.
  * @internal
  */
-export class DistinctOperation extends CommandOperation<Document[]> {
+export class DistinctOperation extends CommandOperation<any[]> {
  options: DistinctOptions;
  collection: Collection;
  /** Field of the document to find distinct values for. */
@@ -39,7 +39,7 @@ export class DistinctOperation extends CommandOperation<Document[]> {
  this.query = query;
  }
 
- execute(server: Server, session: ClientSession, callback: Callback<Document[]>): void {
+ execute(server: Server, session: ClientSession, callback: Callback<any[]>): void {
  const coll = this.collection;
  const key = this.key;
  const query = this.query;