Method doc

src/compat/firestore/firestore.ts:224–233

(pathOrRef: string | DocumentReference<T>)

  doc<T>(path: string): AngularFirestoreDocument<T>;
  doc<T>(ref: DocumentReference): AngularFirestoreDocument<T>;
  doc<T>(pathOrRef: string | DocumentReference<T>): AngularFirestoreDocument<T> {
    let ref: DocumentReference<T>;
    if (typeof pathOrRef === 'string') {
      ref = this.firestore.doc(pathOrRef) as firebase.firestore.DocumentReference<T>;
    } else {
      ref = pathOrRef;
    }
    const refInZone = this.ngZone.run(() => ref);
    return new AngularFirestoreDocument<T>(refInZone, this);
  }

  /**
   * Returns a generated Firestore Document Id.