Add unhandledRejection handler

Author: LewisJEllis

lib/client.js

@@ -70,7 +70,7 @@ extend(Raven.prototype, {
   },
 
   install: function install(cb) {
-    patchGlobal(this, cb);
+    registerGlobalHandlers(this, cb);
     return this;
   },
 
@@ -390,18 +390,7 @@ defaultInstance.disableConsoleAlerts = utils.disableConsoleAlerts;
 
 module.exports = defaultInstance;
 
-function patchGlobal(client, cb) {
-  // handle when the first argument is the callback, with no client specified
-  if (typeof client === 'function') {
-    cb = client;
-    client = new Client();
-    // first argument is a string DSN
-  } else if (typeof client === 'string') {
-    client = new Client(client);
-  }
-  // at the end, if we still don't have a Client, let's make one!
-  !(client instanceof Raven) && (client = new Client());
-
+function registerGlobalHandlers(client, cb) {
   var called = false;
   process.on('uncaughtException', function (err) {
     if (cb) { // bind event listeners only if a callback was supplied
@@ -423,11 +412,33 @@ function patchGlobal(client, cb) {
 
       client.once('logged', onLogged);
       client.once('error', onError);
-    }
 
-    called = true;
+      called = true;
+    }
 
     var eventId = client.captureException(err);
     return utils.consoleAlert('uncaughtException: ' + eventId);
   });
+
+  process.on('unhandledRejection', function (reason) {
+    var eventId = client.captureException(reason, function (sendErr) {
+      cb && cb(!sendErr, reason);
+    });
+    return utils.consoleAlert('unhandledRejection: ' + eventId);
+  });
+}
+
+function patchGlobal(client, cb) {
+  // handle when the first argument is the callback, with no client specified
+  if (typeof client === 'function') {
+    cb = client;
+    client = new Client();
+    // first argument is a string DSN
+  } else if (typeof client === 'string') {
+    client = new Client(client);
+  }
+  // at the end, if we still don't have a Client, let's make one!
+  !(client instanceof Raven) && (client = new Client());
+
+  registerGlobalHandlers(client, cb);
 }