[chore] Speed up lint by avoiding '**/*.js' matching pattern (#517)

Author: darrachequesne

gulpfile.js

@@ -47,9 +47,9 @@ gulp.task('test', ['lint'], function () {
 
 gulp.task('lint', function () {
   return gulp.src([
-    '**/*.js',
-    '!node_modules/**',
-    '!coverage/**',
+    '*.js',
+    'lib/**/*.js',
+    'test/**/*.js',
     '!engine.io.js'
   ])
     .pipe(eslint())

test/support/public/worker.js

@@ -1,4 +1,4 @@
-/*global importScripts,eio,postMessage*/
+/* global importScripts,eio,postMessage */
 
 importScripts('/test/support/engine.io.js');