From a24b3a74d9a8fae8a6620302a9de972a4e832d7b Mon Sep 17 00:00:00 2001
From: Andrew Jack <me@andrewjack.uk>
Date: Wed, 17 Apr 2019 17:33:26 +0100
Subject: [PATCH] fix(android): Check if NetworkInfo is null to avoid crashes
 (#66)

Previously the `networkInfo` could be `null` and it would cause a crash when we try to decide the network type. This adds a `null` check to avoid this.
---
 .../reactnativecommunity/netinfo/ConnectivityReceiver.java    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/android/src/main/java/com/reactnativecommunity/netinfo/ConnectivityReceiver.java b/android/src/main/java/com/reactnativecommunity/netinfo/ConnectivityReceiver.java
index a7b5e14b..0bb7009e 100644
--- a/android/src/main/java/com/reactnativecommunity/netinfo/ConnectivityReceiver.java
+++ b/android/src/main/java/com/reactnativecommunity/netinfo/ConnectivityReceiver.java
@@ -91,6 +91,10 @@ public void setNoNetworkPermission() {
   }
 
   String getEffectiveConnectionType(NetworkInfo networkInfo) {
+    if (networkInfo == null) {
+      return EFFECTIVE_CONNECTION_TYPE_UNKNOWN;
+    }
+
     switch (networkInfo.getSubtype()) {
       case TelephonyManager.NETWORK_TYPE_1xRTT:
       case TelephonyManager.NETWORK_TYPE_CDMA: