Added watch gulp script

README.md

@@ -124,7 +124,17 @@ jsoneditor:
   ```
 
   This will generate the files `./jsoneditor.js`, `./jsoneditor.css`, and  
-  minified versions in the root of the project.
+  minified versions in the dist of the project.
+
+- To automatically build when a source file has changed:
+
+  ```
+  npm run watch
+  ```
+
+  This will update `./jsoneditor.js` and `./jsoneditor.css` in the dist folder
+  on every change, but it will **NOT** update the minified versions as that's
+  an expensive operation.
 
 
 ## Custom builds

gulpfile.js

@@ -118,5 +118,11 @@ gulp.task('zip', shell.task([
       'zip ' + pkg + ' ' + 'README.md NOTICE LICENSE HISTORY.md index.html src dist docs examples -r '
 ]));
 
+// The watch task (to automatically rebuild when the source code changes)
+// Does only generate jsoneditor.js and jsoneditor.css, not the minified versions
+gulp.task('watch', ['bundle', 'bundle-css'], function () {
+  gulp.watch(['src/**/*.js'], ['bundle', 'bundle-css']);
+});
+
 // The default task (called when you run `gulp`)
 gulp.task('default', ['bundle', 'bundle-css', 'copy-img', 'minify']);

package.json

@@ -19,6 +19,7 @@
   "bugs": "https://github.com/josdejong/jsoneditor/issues",
   "scripts": {
     "build": "gulp",
+    "watch": "watch",
     "test": "mocha test"
   },
   "dependencies": {