pouchdb-core improvements [bulkDocs, changes, get with open revs] (#13410)

* pouchdb-core [BulkDocsOptions, GetOpenRevisions, query, changes promise]

* Removed query function to be added in mapreduce.

* Added _conflicts to ChangesMeta.

pouchdb-core/index.d.ts

@@ -201,7 +201,12 @@ declare namespace PouchDB {
             }[];
         }
 
+        interface BulkDocsOptions extends PutOptions {
+            new_edits?: boolean;
+        }
+
         interface ChangesMeta {
+            _conflicts?: RevisionId[];
             _deleted?: boolean;
             _attachments?: Attachments;
         }
@@ -286,7 +291,7 @@ declare namespace PouchDB {
             results: ChangesResponseChange<Content>[];
         }
 
-        interface Changes<Content extends Core.Encodable> extends EventEmitter {
+        interface Changes<Content extends Core.Encodable> extends EventEmitter, Promise<ChangesResponse<Content>> {
             on(event: 'change', listener: (value: ChangesResponseChange<Content>) => any): this;
             on(event: 'complete', listener: (value: ChangesResponse<Content>) => any): this;
             on(event: 'error', listener: (value: any) => any): this;
@@ -320,6 +325,9 @@ declare namespace PouchDB {
              * revisions specified in open_revs array. Leaves will be returned
              * in the same order as specified in input array. */
             open_revs: 'all' | Core.RevisionId[];
+
+            /** Include revision history of the document. */
+            revs?: boolean;
         }
 
         /** @todo does this have any other properties? */
@@ -465,7 +473,7 @@ declare namespace PouchDB {
          * Finally, to delete a document, include a _deleted parameter with the value true.
          */
         bulkDocs(docs: Core.PutDocument<Content>[],
-                 options: Core.PutOptions | null,
+                 options: Core.BulkDocsOptions | null,
                  callback: Core.Callback<Core.Error, Core.Response[]>): void;
 
         /**
@@ -476,7 +484,7 @@ declare namespace PouchDB {
          * Finally, to delete a document, include a _deleted parameter with the value true.
          */
         bulkDocs(docs: Core.PutDocument<Content>[],
-                 options?: Core.PutOptions): Promise<Core.Response[]>;
+                 options?: Core.BulkDocsOptions): Promise<Core.Response[]>;
 
         /** Compact the database */
         compact(options?: Core.CompactOptions): Promise<Core.Response>;

pouchdb-core/pouchdb-core-tests.ts

@@ -175,5 +175,7 @@ namespace PouchDBCoreTests {
             heartbeat: false,
             filter: (doc: any, params: any) => {}
         });
+
+        db.changes({ limit: 50 }).then(() => {});
     }
 }