Sample Gruntfile for Go Web Application

Gruntfile.js

module.exports = function(grunt) {
	grunt.initConfig({
		pkg: grunt.file.readJSON('package.json'),
		sass: {
			styles: {
				files: [{
					expand: true,
					cwd: 'assets/styles',
					src: ['*.scss'],
					dest: '../../bin/styles',
					ext: '.css'
				}]
			}
		},
		coffee: {
			scripts: {
				files: [{
					expand: true,
					cwd: 'assets/scripts',
					src: ['*.coffee'],
					dest: '../../bin/scripts',
					ext: '.js'
				}]
			}
		},
		copy: {
			styles: {
				files: [{
					expand: true,
					cwd: 'assets/styles/vendor',
					src: ['*.css'],
					dest: '../../bin/styles/vendor'
				}]
			},
			scripts: {
				files: [{
					expand: true,
					cwd: 'assets/scripts/vendor',
					src: ['*.js'],
					dest: '../../bin/scripts/vendor'
				}]
			},
			templates: {
				files: [{
					expand: true,
					cwd: 'assets/templates',
					src: ['*.html', '*.tmpl'],
					dest: '../../bin/templates'
				}]
			},
			fonts: {
				files: [{
					expand: true,
					cwd: 'assets/fonts',
					src: ['*.*'],
					dest: '../../bin/public/fonts'
				}]
			}
		},
		concat: {
			styles: {
				files: [{
					expand: true,
					cwd: '../../bin/styles',
					src: ['**/*.css'],
					dest: '../../bin/styles',
					rename: function(dest, src) {return dest + '/application.css'}
				}]
			},
			scripts: {
				options: {
					separator: ';'
				},
				files: [{
					expand: true,
					cwd: '../../bin/scripts',
					src: ['**/*.js'],
					dest: '../../bin/scripts',
					rename: function(dest, src) {return dest + '/application.js'}
				}]
			}
		},
		cssmin: {
			style: {
				files: [{
					src: '../../bin/styles/application.css',
					dest: '../../bin/public/application.min.css'
				}]
			}
		},
		uglify: {
			script: {
				files: [{
					src: '../../bin/scripts/application.js',
					dest: '../../bin/public/application.min.js'
				}]
			}
		}
	});

	grunt.registerTask('styles', ['sass', 'copy:styles', 'concat:styles', 'cssmin']);
	grunt.registerTask('scripts', ['coffee', 'copy:scripts', 'concat:scripts', 'uglify']);
	grunt.registerTask('default', ['sass', 'coffee', 'copy', 'concat', 'cssmin', 'uglify']);

	grunt.loadNpmTasks('grunt-contrib-sass');
	grunt.loadNpmTasks('grunt-contrib-coffee');
	grunt.loadNpmTasks('grunt-contrib-copy');
	grunt.loadNpmTasks('grunt-contrib-concat');
	grunt.loadNpmTasks('grunt-contrib-cssmin');
	grunt.loadNpmTasks('grunt-contrib-uglify');
}

package.json

{
	"name": "project-name",
	"version": "0.0.1",
	"devDependencies": {
		"grunt": "~0.4.4",
		"grunt-contrib-sass": "~0.7.3",
		"grunt-contrib-copy": "~0.5.0",
		"grunt-contrib-coffee": "~0.10.1",
		"grunt-contrib-concat": "~0.4.0",
		"grunt-contrib-cssmin": "~0.9.0",
		"grunt-contrib-uglify": "~0.4.0"
	}
}