Gruntfile.coffee

'use strict'
module.exports = (grunt) ->
    # load all grunt tasks
    # this assumes matchdep, grunt-contrib-watch, grunt-contrib-coffee, 
    # grunt-coffeelint, grunt-contrib-clean is in the package.json file
    require('matchdep').filterDev('grunt-*').forEach grunt.loadNpmTasks

    grunt.initConfig
        # load in the module information
        pkg: grunt.file.readJSON 'package.json'
        # path to Grunt file for exclusion
        gruntfile: 'Gruntfile.coffee'
        # generalize the module information for banner output
        banner: '/**\n' +
                        ' * Description: <%= pkg.description %>\n' +
                        ' * Date Built: <%= grunt.template.today("yyyy-mm-dd") %>\n' +
                        ' * Copyright (c) <%= grunt.template.today("yyyy") %>' +
                        '**/\n'
        
        # basic watch tasks first for development
        watch:
            coffee:
                files: [
                    '*.coffee'
                ]
                tasks: 'coffee:compile'
                options:
                    livereload: true


        # clear out any unneccessary files
        clean: ['<%= pkg.name %>.js', '!.node_modules/']


        # lint our files to make sure we're keeping to team standards
        coffeelint:
            files:
                src: ['<%= pkg.name %>.coffee']
            options:
                'indentation':
                    value: 4
                    level: 'warn'
                'no_trailing_whitespace':
                    level: 'ignore'
                'max_line_length':
                    velue: 120
                    level: 'warn'


        # this is here, well so we can compile the files into something 
        # readable on the interwebs.
        coffee:
            compile:
                files: [
                    expand: true
                    cwd: ''
                    src: ['<%= pkg.name %>.coffee']
                    dest: ''
                    # we need this rename function in case files are named 
                    # with dot notation. e.g., ngm.module.coffee
                    rename: (destBase, destPath) ->
                        destBase + destPath.replace(/\.coffee$/, '.js')
                ]

        build:
            tasks: ['default'],
            packageConfig: 'pkg',
            packages: '*.json',
            jsonSpace: 2,
            jsonReplacer: undefined                 
    
 
    grunt.registerTask 'default', [
        'coffeelint'
        'clean'
        'coffee:compile'
    ]