Gruntfile.js

/* global module:false */
module.exports = function(grunt) {
    var port = grunt.option('port') || 8000;
    // Project configuration
    grunt.initConfig({
        pkg: grunt.file.readJSON('package.json'),
        meta: {
            banner:
            '/*!\n' +
            ' * reveal.js <%= pkg.version %> (<%= grunt.template.today("yyyy-mm-dd, HH:MM") %>)\n' +
            ' * http://lab.hakim.se/reveal-js\n' +
            ' * MIT licensed\n' +
            ' *\n' +
            ' * Copyright (C) 2014 Hakim El Hattab, http://hakim.se\n' +
            ' */'
        },

        qunit: {
            files: [ 'test/*.html' ]
        },

        uglify: {
            options: {
                banner: '<%= meta.banner %>\n'
            },
            build: {
                src: 'src/js/reveal.js',
                dest: 'dist/js/reveal.min.js'
            }
        },

        sass: {
            main: {
                files: {
                    'dist/css/reveal.css': 'src/css/theme/reveal.scss',
                    'dist/css/homework.css': 'src/css/theme/source/homework.scss',
                    'dist/css/default.css': 'src/css/theme/source/default.scss',
                    'dist/css/gdicool.css': 'src/css/theme/source/gdicool.scss',
                    'dist/css/gdilight.css': 'src/css/theme/source/gdilight.scss',
                    'dist/css/gdisunny.css': 'src/css/theme/source/gdisunny.scss'
                }
            }
        },

        postcss: {
            options: {
                map: true,
                processors: [
                    require('autoprefixer')({browsers: 'last 2 versions'}),
                    require('cssnano')()
                ]
            },
            dist: {
                src: 'dist/css/*.css'
            }
        },

        jshint: {
            options: {
                curly: false,
                eqeqeq: true,
                immed: true,
                latedef: true,
                newcap: true,
                node: true,
                noarg: true,
                sub: true,
                undef: true,
                eqnull: true,
                browser: true,
                expr: true,
                globals: {
                    head: false,
                    module: false,
                    console: false,
                    unescape: false
                }
            },
            files: [ 'Gruntfile.js' ]
        },

        connect: {
            server: {
                options: {
                    port: port,
                    base: '.'
                }
            }
        },

        zip: {
            'reveal-js-presentation.zip': [
                'index.html',
                'src/css/**',
                'js/**',
                'dist/**',
                'images/**',
                'plugin/**'
            ]
        },

        watch: {
            main: {
                files: [ 'Gruntfile.js', 'src/js/reveal.js', 'src/css/theme/reveal.scss' ],
                tasks: 'default'
            },
            theme: {
                files: [ 'src/css/theme/source/*.scss', 'src/css/theme/template/*.scss' ],
                tasks: 'themes'
            }
        },

        browserSync: {
            bsFiles: {
                src : [
                    'dist/css/**/*.css',
                    '*.html'
                ]
            },
            options: {
                watchTask: true,
                server: './'
            }
        }

    });

    // Dependencies
    grunt.loadNpmTasks( 'grunt-contrib-qunit' );
    grunt.loadNpmTasks( 'grunt-contrib-jshint' );
    grunt.loadNpmTasks( 'grunt-contrib-uglify' );
    grunt.loadNpmTasks( 'grunt-contrib-watch' );
    grunt.loadNpmTasks( 'grunt-contrib-sass' );
    grunt.loadNpmTasks( 'grunt-browser-sync' );
    grunt.loadNpmTasks( 'grunt-postcss' );
    grunt.loadNpmTasks( 'grunt-zip' );

    // Default task
    grunt.registerTask( 'default', [ 'jshint', 'sass', 'postcss', 'uglify', 'qunit', 'browserSync', 'watch' ] );

    // Theme task
    grunt.registerTask( 'themes', [ 'sass' ] );

    // Package presentation to archive
    grunt.registerTask( 'package', [ 'default', 'zip' ] );

    // Run tests
    grunt.registerTask( 'test', [ 'jshint', 'qunit' ] );

};