Example Magento Gruntfile.js

Gruntfile.js

module.exports = function(grunt) {
	'use strict';

    grunt.initConfig({
        pkg: grunt.file.readJSON('package.json'),
        phplint: {
			local: {
				files: [{
					expand: true,
					cwd: 'app/code/local/',
					src: ['**/*.php']
				}]
			},
			community: {
				files: [{
					expand: true,
					cwd: 'app/code/community/',
					src: ['**/*.php']
				}]
			}
        },
		phpcs: {
			local: {
				dir: ['app/code/local/**/*.php']
			},
			community: {
				dir: ['app/code/community/**/*.php']
			},
			options: {
				bin: '/usr/local/bin/phpcs',
				standard: 'Zend'
			}
		},
		githooks: {
			all: {
				'pre-commit': 'phplint'
			}
		},
		sass: {
			dist: {
				files: {
					'skin/frontend/yourtheme/default/css/app.css' : 'skin/frontend/yourtheme/default/scss/app.scss'
				}
			}
		},
		watch: {
			css: {
				files: 'skin/frontend/yourtheme/default/scss/**/*.scss',
				tasks: ['sass']
			}
		},
		svgmin: {
			dist: {
				expand: true,
				cwd: 'skin/frontend/yourtheme/default/images/raw',
				src: ['*.svg'],
				dest: 'skin/frontend/yourtheme/default/images'
			}
		},
		jshint: {

		},
		uglify: {
			options: {
				compress: {
					drop_console: true
				}
			},
			frontend: {
				files: {
					'skin/frontend/yourtheme/default/yourapp.min.js': ['skin/frontend/yourtheme/default/js/yourapp.js']
				}
			}
		},
		clean: {
			options: {
				force: true
			},
			cache: {
				src: ['var/cache/*']
			},
			sass: {
				src: ['skin/frontend/yourtheme/default/.sass-cache/*']
			}
		}
    });

	grunt.loadNpmTasks('grunt-phplint');
	grunt.loadNpmTasks('grunt-phpcs');
	grunt.loadNpmTasks('grunt-contrib-sass');
	grunt.loadNpmTasks('grunt-contrib-watch');
	grunt.loadNpmTasks('grunt-contrib-jshint');
	grunt.loadNpmTasks('grunt-contrib-uglify');
	grunt.loadNpmTasks('grunt-contrib-watch');
	grunt.loadNpmTasks('grunt-svgmin');
	grunt.loadNpmTasks('grunt-contrib-clean');
	grunt.loadNpmTasks('grunt-githooks');

	grunt.registerTask('default', ['sass', 'watch']);
};h