Fixing uncatchable, crashing, exception on Android

android/src/main/java/io/sentry/RNSentryModule.java

@@ -7,6 +7,7 @@
 
 import com.facebook.react.ReactApplication;
 import com.facebook.react.bridge.Arguments;
+import com.facebook.react.bridge.Callback;
 import com.facebook.react.bridge.Promise;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReactContextBaseJavaModule;
@@ -90,13 +91,20 @@ public Map<String, Object> getConstants() {
     }
 
     @ReactMethod
-    public void startWithDsnString(String dsnString, final ReadableMap options) {
+    public void startWithDsnString(String dsnString, final ReadableMap options, Callback successCallback, Callback errorCallback) {
         if (sentryClient != null) {
             logger.info(String.format("Already started, use existing client '%s'", dsnString));
             return;
         }
 
-        sentryClient = Sentry.init(dsnString, new AndroidSentryClientFactory(this.getReactApplicationContext()));
+        try {
+            sentryClient = Sentry.init(dsnString, new AndroidSentryClientFactory(this.getReactApplicationContext()));
+        } catch (Exception e) {
+            logger.info(String.format("Catching on startWithDsnString, calling callback" + e.getMessage()));
+            errorCallback.invoke(e.getMessage());
+            return;
+        }
+
         androidHelper = new AndroidEventBuilderHelper(this.getReactApplicationContext());
         sentryClient.addEventSendCallback(new EventSendCallback() {
             @Override
@@ -143,6 +151,7 @@ public boolean shouldSend(Event event) {
             }
         });
         logger.info(String.format("startWithDsnString '%s'", dsnString));
+        successCallback.invoke();
     }
 
     @ReactMethod

lib/NativeClient.js

@@ -54,22 +54,31 @@ export class NativeClient {
       deactivateStacktraceMerging: true
     };
     Object.assign(this.options, options);
+  }
 
-    RNSentry.startWithDsnString(this._dsn, this.options);
-    if (this.options.deactivateStacktraceMerging === false) {
-      this._activateStacktraceMerging();
-      const eventEmitter = new NativeEventEmitter(RNSentryEventEmitter);
-      eventEmitter.addListener(RNSentryEventEmitter.MODULE_TABLE, moduleTable => {
-        try {
-          this._updateIgnoredModules(JSON.parse(moduleTable.payload));
-        } catch (e) {
-          // https://github.com/getsentry/react-native-sentry/issues/241
-          // under some circumstances the the JSON is not valid
-          // the reason for this is yet to be found
-        }
+  async customInit() {
+    return new Promise((resolve, reject) => {
+      RNSentry.startWithDsnString(this._dsn, this.options, () => {
+        resolve();
+      }, (err) => {
+        reject(err);
       });
-    }
-    RNSentry.setLogLevel(options.logLevel);
+
+      if (this.options.deactivateStacktraceMerging === false) {
+        this._activateStacktraceMerging();
+        const eventEmitter = new NativeEventEmitter(RNSentryEventEmitter);
+        eventEmitter.addListener(RNSentryEventEmitter.MODULE_TABLE, moduleTable => {
+          try {
+            this._updateIgnoredModules(JSON.parse(moduleTable.payload));
+          } catch (e) {
+            // https://github.com/getsentry/react-native-sentry/issues/241
+            // under some circumstances the the JSON is not valid
+            // the reason for this is yet to be found
+          }
+        });
+      }
+      RNSentry.setLogLevel(options.logLevel);
+    });
   }
 
   nativeCrash() {

lib/Sentry.js

@@ -21,7 +21,7 @@ export const SentryLog = {
 };
 
 export const Sentry = {
-  install() {
+  async install() {
     // We have to first setup raven otherwise react-native will freeze the options
     // and some properties like ignoreErrors can not be mutated by raven-js
     Sentry._ravenClient = new RavenClient(Sentry._dsn, Sentry.options);
@@ -31,6 +31,7 @@ export const Sentry = {
       Sentry.options.disableNativeIntegration === false
     ) {
       Sentry._nativeClient = new NativeClient(Sentry._dsn, Sentry.options);
+      await Sentry._nativeClient.customInit();
       Sentry.eventEmitter = new NativeEventEmitter(RNSentryEventEmitter);
       Sentry.eventEmitter.addListener(
         RNSentryEventEmitter.EVENT_SENT_SUCCESSFULLY,