Add variadic arguments to collection()/doc() (#3834)

Author: schmidt-sebastian

packages/firestore/exp-types/index.d.ts

@@ -112,27 +112,33 @@ export function clearIndexedDbPersistence(
 
 export function collection(
   firestore: FirebaseFirestore,
-  collectionPath: string
+  path: string,
+  ...pathComponents: string[]
 ): CollectionReference<DocumentData>;
 export function collection(
   reference: CollectionReference<unknown>,
-  collectionPath: string
+  path: string,
+  ...pathComponents: string[]
 ): CollectionReference<DocumentData>;
 export function collection(
   reference: DocumentReference,
-  collectionPath: string
+  path: string,
+  ...pathComponents: string[]
 ): CollectionReference<DocumentData>;
 export function doc(
   firestore: FirebaseFirestore,
-  documentPath: string
+  path: string,
+  ...pathComponents: string[]
 ): DocumentReference<DocumentData>;
 export function doc<T>(
   reference: CollectionReference<T>,
-  documentPath?: string
+  path?: string,
+  ...pathComponents: string[]
 ): DocumentReference<T>;
 export function doc(
   reference: DocumentReference<unknown>,
-  documentPath: string
+  path: string,
+  ...pathComponents: string[]
 ): DocumentReference<DocumentData>;
 export function collectionGroup(
   firestore: FirebaseFirestore,
@@ -247,7 +253,6 @@ export class DocumentReference<T = DocumentData> {
 
   get parent(): CollectionReference<T>;
 
-  collection(collectionPath: string): CollectionReference<DocumentData>;
   withConverter<U>(converter: FirestoreDataConverter<U>): DocumentReference<U>;
 }
 
@@ -365,7 +370,6 @@ export class CollectionReference<T = DocumentData> extends Query<T> {
 
   get parent(): DocumentReference<DocumentData> | null;
 
-  doc(documentPath?: string): DocumentReference<T>;
   withConverter<U>(
     converter: FirestoreDataConverter<U>
   ): CollectionReference<U>;