COMPASS-375 - Add OS notification for unexpected non-MongoError errors.

Author: aherlihy

package.json

@@ -143,6 +143,7 @@
     "mongodb-shell-to-url": "^0.1.0",
     "ms": "^0.7.1",
     "ncp": "^2.0.0",
+    "node-notifier": "^4.3.1",
     "numeral": "^1.5.3",
     "pluralize": "^1.2.1",
     "qs": "^5.2.0",

src/app/metrics/index.js

@@ -7,6 +7,8 @@ var format = require('util').format;
 var ipc = require('hadron-ipc');
 var intercom = require('./intercom');
 var features = require('./features');
+var Notifier = require('node-notifier');
+var process = require('process');
 
 var debug = require('debug')('mongodb-compass:metrics');
 
@@ -94,6 +96,19 @@ module.exports = function() {
 
   window.addEventListener('error', function(err) {
     debug('error encountered, notify trackers', err);
+    // Notify user that error occurred
+    if (!_.includes(err.message, 'MongoError')) {
+      var icon = pkg.config.hadron.build.win32.icon;
+      if (process.platform === 'darwin') {
+        icon = pkg.config.hadron.build.darwin.icon;
+      }
+      Notifier.notify({
+        'icon': icon,
+        'message': 'Unexpected error occurred: ' + err.message,
+        'title': 'MongoDB Compass Exception',
+        'wait': true
+      });
+    }
     metrics.error(err);
   });