From 19283b92d04665de524eec0a90f730cd3dc83a0d Mon Sep 17 00:00:00 2001
From: Salakar <mike.diarmid@gmail.com>
Date: Thu, 20 Sep 2018 13:20:25 +0100
Subject: [PATCH] [firestore][js] 'array-contains' support

---
 src/modules/firestore/Query.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/modules/firestore/Query.js b/src/modules/firestore/Query.js
index 10911ed9..f40f96a9 100644
--- a/src/modules/firestore/Query.js
+++ b/src/modules/firestore/Query.js
@@ -34,6 +34,7 @@ const OPERATORS: { [QueryOperator]: string } = {
   '>=': 'GREATER_THAN_OR_EQUAL',
   '<': 'LESS_THAN',
   '<=': 'LESS_THAN_OR_EQUAL',
+  'array-contains': 'ARRAY_CONTAINS',
 };
 
 type NativeFieldPath = {|
@@ -200,6 +201,7 @@ export default class Query {
     observerOrOnNextOrOnError?: Observer | ObserverOnNext | ObserverOnError,
     onError?: ObserverOnError
   ) {
+    // TODO refactor this 💩
     let observer: Observer;
     let metadataChanges = {};
     // Called with: onNext, ?onError
@@ -458,6 +460,7 @@ export default class Query {
 
   /**
    * Remove query snapshot listener
+   * @param listenerId
    * @param listener
    */
   _offCollectionSnapshot(listenerId: string, listener: Function) {