Gruntfile.js

module.exports = function(grunt) {
    require('load-grunt-tasks')(grunt);

    var static_dir = 'root/static/';
    var templates_dir = 'src/templates/';
    var js_dir = 'src/js/';

    // Libraries that we need.
    var moment = 'bower_components/moment/min/moment.min.js';

    var build_tasks = [
        'exec:bower',
        'exec:deleteBuildFiles',
        'handlebars:compile',
        'concat:js',
        'concat:libs_build'
    ];

    var js_files = [
        'helpers.js',
        'issues.js'
    ];

    for (var file in js_files) {
        js_files[file] = js_dir + js_files[file];
    }

    grunt.initConfig({
        pkg: grunt.file.readJSON('package.json'),
        static_dir: static_dir,
        templates_dir: templates_dir,

        availabletasks: {
            tasks: {
                options: {
                    filter: 'exclude',
                    tasks: [
                        'sass', 'diff'
                    ],
                    groups: {
                        'Commit:': ['exec:commit_static'],
                        'Revert:': ['exec:revert']
                    }
                }
            }
        },

        /*
         * concat js files in issues_dir and copy to static_dir
         */
        concat: {
            js: {
                src: [
                    templates_dir + 'handlebars_tmp',
                    js_files
                ],
                dest: 'issues.js'
            },
            libs_build: {
                src: [
                    'issues.js', moment
                ],
                dest: 'issues.js'
            }
        },

        /*
         * Compiles handlebar templates and add to Handlebars.templates namespace
         */
        handlebars: {
            compile: {
                options: {
                    namespace: "Handlebars.templates",
                    processName: function(filepath) {
                        var parts = filepath.split('/');
                        return parts[parts.length - 1].replace('.handlebars', '');
                    }
                },
                files: {
                    '<%= templates_dir %>/handlebars_tmp': '<%= templates_dir %>/*.handlebars'
                }
            }
        },

        /*
         * Removes dev versions of JS and CSS files
         */
        remove: {
            dev: {
                trace: true,
                fileList: [
                    templates_dir + 'handlebars_tmp',
                    static_dir + 'js/issues.js'
                ]
            }
        },

        gitrm: {
            old_releases: {
                options: {
                    force: 'true'
                },
                files: {
                    src: [static_dir + 'js/issues.js']
                }
            }
        },

        /*
         * Removes console.log
         */
        removelogging: {
            dist: {
                src: static_dir + 'js/issues.js'
            }
        },

        exec: {
            revert: "./script/revert_pkg_version.pl",
            revert_release: "./script/revert_pkg_version.pl release",
            deleteBuildFiles: "mkdir -p build && rm -r build",
            bower: "bower install",
            commit_static: "git add root/static/* package.json && git commit -m 'Release DDH version: <%= pkg.version %>'"
        },

        /*
         * Bumps the version number in package.json
         */
        bump: {
            options: {
                files: ['package.json'],
                commit: false,
                createTag: false,
                push: false
            }
        }
    });

    grunt.registerTask('build', 'Compiles templates, builds JS and CSS files.', build_tasks);
    grunt.registerTask('default', build_tasks);
}