Use Grunt to build and uglify a main file [index.js] with several file(s) on folder(s).
Make sure you've installed npm before installing Grunt.
Make sure you've installed grunt before trying out.
Download
git clone https://github.com/fcurti/grunt-app-recursive-concatenate-files.git
Intall packages
Run npm install
Run grunt in several ways as defined in Gruntfile
Run grunt --verbose --debug --stack to try it out.
Run grunt compose --verbose --debug --stack to run compose task only.
Run grunt uglify --verbose --debug --stack to run uglify task only.
Run grunt --path=b --path=a/a1 --verbose --debug --stack to run Grunt considering only specific path(s).
Run grunt clean to remove the build directory.
Run grunt checkjs -d --verbose to jshint on *.min.js files.
Everything is explained in the Gruntfile.
Happy to accept additional examples :)
ISC