Method fromNative

packages/firebase-firestore/index.ios.ts:279–286

(snapshot: FIRDocumentSnapshot)

	_native: FIRDocumentSnapshot;

	static fromNative(snapshot: FIRDocumentSnapshot) {
		if (snapshot instanceof FIRDocumentSnapshot) {
			const ss = new DocumentSnapshot();
			ss._native = snapshot;
			return ss;
		}
		return null;
	}

	get exists(): boolean {
		return this.native.exists;