fix: don't crash/terminate upon errors within chokidar

Handle errors from chokidar and route them to the console. Previously, these unhandled errors (which are very common when editing in Visual Studio) would cause karma to terminate and all browsers to vanish. Fixes #959
karma-runner · Apr 12, 2014 · 2c38931 · 2c38931
1 parent 337a538
commit 2c38931
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/lib/watcher.js b/lib/watcher.js
@@ -94,7 +94,12 @@ exports.watch = function(patterns, excludes, fileList, usePolling) {
   // register events
   chokidarWatcher.on('add', bind(fileList.addFile))
                  .on('change', bind(fileList.changeFile))
-                 .on('unlink', bind(fileList.removeFile));
+                 .on('unlink', bind(fileList.removeFile))
+                 // If we don't subscribe; unhandled errors from Chokidar will bring Karma down
+                 // (see GH Issue #959)
+                 .on('error', function(e) {
+                    log.debug(e);
+                  });
 
   return chokidarWatcher;
 };