Setup task to monitor for changes

Gruntfile.js

@@ -1,6 +1,15 @@
 module.exports = function(grunt) {
   grunt.initConfig({
     pkg: grunt.file.readJSON('package.json'),
+    watch: {
+      scripts: {
+        files: ['/tmp/test/*'],
+        tasks: 'fixwhitespace',
+        options: {
+          spawn: false,
+        },
+      },
+    },
     trimtrailingspaces: {
       main: {
         src: ['/tmp/test/*'],
@@ -14,6 +23,7 @@ module.exports = function(grunt) {
   });
 
   grunt.loadNpmTasks('grunt-trimtrailingspaces');
+  grunt.loadNpmTasks('grunt-contrib-watch');
 
   grunt.registerTask('default', []);
   grunt.registerTask('fixwhitespace', ['trimtrailingspaces']);

README.md

@@ -5,3 +5,9 @@
 grunt --gruntfile ~/grunt-test/Gruntfile.js TASK
 
 alias rt="grunt --gruntfile ~/grunt-test/Gruntfile.js TASK"
+
+## Tasks
+
+* fixwhitespace - Removes trailing whitespace from files in /tmp/test
+* watch - Watches /tmp/test for any changes and will run fixwhitespace if any
+  occur

package.json

@@ -10,6 +10,7 @@
   "license": "MIT",
   "dependencies": {
     "grunt": "^0.4.5",
+    "grunt-contrib-watch": "^0.6.1",
     "grunt-trimtrailingspaces": "^0.4.0"
   }
 }