Gruntfile.js

module.exports = function (grunt) {
    grunt.loadNpmTasks('grunt-contrib-watch');
    grunt.loadNpmTasks('grunt-contrib-concat');
    grunt.loadNpmTasks('grunt-contrib-uglify');
    grunt.loadNpmTasks('grunt-contrib-copy');
    grunt.loadNpmTasks('grunt-bumpup');
    grunt.loadNpmTasks('grunt-tagrelease');


    // Project configuration.
    grunt.initConfig({
        pkg: grunt.file.readJSON('package.json'),

        watch: {
            js: {
                files: ['src/scripts/**/*.js'],
                tasks: ['concat', 'uglify']
            }
        },

        bumpup: {
            options: {
                updateProps: {
                    pkg: 'package.json'
                }
            },
            files: ['package.json']
        },

        tagrelease: '<%= pkg.version %>',

        ver: {
            files: ['src/scripts/version.js']
        },

        scripts: {
            libs: [
                'src/scripts/utils.js'
            ],
            connectors: [
                'src/scripts/base.js',
                'src/scripts/connector-base.js',
                'src/scripts/**/*.js'
            ]

        },
        releaseNotes: {
            files: [],
            options: {
                dest: 'dist/contour-connectors-release-notes.txt'
            }
        },
        concat: {
            all: {
                src: ['<%= scripts.libs %>', '<%= scripts.connectors %>'],
                dest: 'dist/contour.connectors.js'
            }
        },
        uglify: {
            options: {
                sourceMapIncludeSources: true,
                sourceMap: true,
                wrap: true,
                banner: '/*! <%= pkg.name %> - v<%= pkg.version %> - ' +
                        '<%= grunt.template.today("yyyy-mm-dd") %> */'
            },
            production: {
                files: [{
                    src: ['<%= scripts.libs %>', '<%= scripts.connectors %>'],
                    dest: 'dist/contour.connectors.min.js'
                }]
            }
        }
    });

    // Default task.
    grunt.registerTask('default', ['concat', 'uglify', 'watch']);
    grunt.registerTask('production', ['concat', 'uglify', 'releaseNotes']);
    grunt.registerTask('relase', function (type) {
        type = type ? type : 'patch';
        ['bumpup:' + type, 'ver', 'concat', 'uglify', 'tagrelease'].forEach(function (task) {
            grunt.task.run(task);
        });
    });

    grunt.registerMultiTask('releaseNotes', 'Generate a release notes file with changes in git log since last tag', function () {
        var options = this.options({
            dest: 'dist/release-notes.txt'
        });

        var cmd = 'git log --pretty="format:  * %s"  `git describe --tags --abbrev=0`..HEAD > ' + options.dest;
        grunt.log.verbose.writeln('executing', cmd);
        var log = require('shelljs').exec(cmd).output;
        grunt.file.write(options.dest, log);
    });

    grunt.registerMultiTask('ver', 'Update version file with what\'s in package.json', function () {
        var pkg = require('./package.json');
        this.data.forEach(function (f) {
            console.log('Updating ' + f + ' to version ' + pkg.version);
            grunt.file.write(f, "Contour.connectors.version = '" + pkg.version + "';");
        });
    });

};