Coverage option in files

Author: fyockm

.jshintrc

@@ -1,5 +1,5 @@
 {
-    "browser": true,
+    "expr": true,
     "jquery": true,
     "node": true
 }

lib/testrunner.js

@@ -88,7 +88,7 @@ function runOne(opts, callback) {
             callback(null, msg.data);
             kill();
         } else if (msg.event === 'uncaughtException') {
-            callback(_.extend(new Error, msg.data));
+            callback(_.extend(new Error(), msg.data));
             kill();
         }
     });
@@ -150,10 +150,10 @@ exports.run = function(files, callback) {
         files = [files];
     }
 
-    if (options.coverage) coverage.setup();
+    if (options.coverage || files[0].coverage) coverage.setup();
 
     files.forEach(function(file) {
-        var opts =  _.extend({}, options, file);
+        var opts = _.extend({}, options, file);
 
         !opts.log && (opts.log = {});
         opts.deps = absPaths(opts.deps);