pure/Gruntfile.js

var path      = require('path'),
    parserlib = require('parserlib');

module.exports = function (grunt) {

// -- Config -------------------------------------------------------------------

grunt.initConfig({

    pkg: grunt.file.readJSON('package.json'),

    // -- Constants ------------------------------------------------------------

    NORMALIZE_LIB: path.join(process.cwd(), '../', 'normalize.css'),
    BASE_DIR     : 'src/base/',
    PREFIX       : '.k',

    COMMENT: '/* THIS FILE IS GENERATED BY A BUILD SCRIPT - DO NOT EDIT! */\n',
    LICENSE: [
        '/*! normalize.css v1.1.1 | MIT License | git.io/normalize */',
        '/*! Copyright (c) Nicolas Gallagher and Jonathan Neal */',
        '\n'
    ].join('\n'),

    // -- CSSMin Config --------------------------------------------------------

    cssmin: {
        options: {
            report: 'gzip'
        },

        base: {
            files: {
                'build/base/base-min.css'        : ['src/base/css/normalize.css'],
                'build/base/base-context-min.css': ['src/base/css/normalize-context.css']
            }
        },

        forms: {
            files: {
                'build/forms/forms-min.css'   : ['src/forms/css/*.css'],
                'build/forms/forms-nr-min.css': ['src/forms/css/forms-core.css',
                                                 'src/forms/css/forms.css']
            }
        },

        grids: {
            files: {
                'build/grids/grids-min.css'   : ['src/grids/css/*.css'],
                'build/grids/grids-nr-min.css': ['src/grids/css/cssgrids-base.css',
                                                 'src/grids/css/cssgrids-units.css']
            }
        },

        menus: {
            files: {
                'build/menus/menus-min.css'   : ['src/menus/css/*.css'],
                'build/menus/menus-nr-min.css': ['src/menus/css/list-core.css',
                                                 'src/menus/css/list.css',
                                                 'src/menus/css/list-paginator.css']
            }
        },

        tables: {
            files: {
                'build/tables/tables-min.css': ['src/tables/css/*.css']
            }
        },

        buttons: {
            files: {
                'build/buttons/buttons-min.css': ['src/buttons/css/*.css']
            }
        }
    }
});

// -- Main Tasks ---------------------------------------------------------------

grunt.loadNpmTasks('grunt-contrib-cssmin');

grunt.registerTask('default', ['cssmin']);
grunt.registerTask('base',    ['cssmin:base']);
grunt.registerTask('buttons', ['cssmin:buttons']);
grunt.registerTask('forms',   ['cssmin:forms']);
grunt.registerTask('grids',   ['cssmin:grids']);
grunt.registerTask('menus',   ['cssmin:menus']);
grunt.registerTask('tables',  ['cssmin:tables']);

// -- Import Tasks -------------------------------------------------------------

grunt.registerTask('base-clean', 'Clean Source Tree', function () {
    var files = grunt.file.expand(grunt.config('BASE_DIR') + 'css/*.css');

    files.forEach(function (file) {
        grunt.log.writeln('Deleting: '.red + file.cyan);
        grunt.file['delete'](file);
    });
});

grunt.registerTask('base-import-css', 'Import Normalize CSS Files', function () {
    var file = 'normalize.css',
        src  = path.join(grunt.config('NORMALIZE_LIB'), file),
        dest = path.join(grunt.config('BASE_DIR'), 'css', file);

    if (!grunt.file.exists(src)) {
        grunt.fail.fatal('Did you clone normalize.css yet?');
    }

    grunt.log.writeln('Copying: '.green + file.cyan + ' to ' + dest.cyan);
    grunt.file.write(dest, grunt.config('COMMENT') + grunt.file.read(src));
});

grunt.registerTask('base-import-tests', 'Import Normalize Tests', function () {
    var file = 'test.html',
        src  = path.join(grunt.config('NORMALIZE_LIB'), file),
        dest = path.join(grunt.config('BASE_DIR'), 'tests', 'manual', file);

    if (!grunt.file.exists(src)) {
        grunt.fail.fatal('Did you clone normalize.css yet?');
    }

    grunt.log.writeln('Copying: '.green + file.cyan + ' to ' + dest.cyan);
    grunt.file.copy(src, dest);
});

grunt.registerTask('base-create-context', 'Make context version', function () {
    var context = grunt.config('COMMENT') + grunt.config('LICENSE'),
        done    = this.async(),
        parser  = new parserlib.css.Parser(),
        raw     = grunt.file.read(grunt.config('BASE_DIR') + 'css/normalize.css');

    parser.addListener('startstylesheet', function () {
        grunt.log.ok('Starting to parse style sheet...');
    });

    parser.addListener('endstylesheet', function () {
        var contextFile = path.join(grunt.config('BASE_DIR'), 'css', 'normalize-context.css');

        grunt.log.ok('Finished parsing style sheet...');
        grunt.file.write(contextFile, context);
        grunt.log.ok('Done creating context build!');
        done();
    });

    // Fired right before CSS properties are parsed for a certain rule. Go
    // through and add all the selectors to the `css` string.
    parser.addListener('startrule', function (event) {
        var prefix = grunt.config('PREFIX');

        event.selectors.forEach(function (selector, i) {
            var nextSelector = event.selectors[i + 1];

            // If the selector does not contain the html selector, we can go
            // ahead and prepend .k in front of it.
            if (selector.text.indexOf('html') === -1) {
                context += prefix + ' ' + selector.text;
            } else if (selector.text.indexOf('html') !== -1) {
                // If it contains `html`, replace the `html` with `.k`. Replace
                // multiple spaces with a single space. This is for the case
                // where `html input[type='button']` comes through as
                // `html    input[type='button']`.
                context += selector.text.replace('html', prefix).replace(/ +/g, ' ');
            }

            // If theres another selector, add a comma.
            if (nextSelector) {
                context += ',\n';
            } else {
                // Otherwise, add an opening bracket for properties
                context += ' {\n';
            }
        });
    });

    // Fired right after CSS properties are parsed for a certain rule. Add the
    // closing bracket to end the CSS Rule.
    parser.addListener('endrule', function (event) {
        context += '}\n';
    });

    // Fired for each property that the parser encounters. Add these properties
    // to the `css` string with 4 spaces.
    parser.addListener('property', function (event) {
        // Add 4 spaces tab.
        context += '    ' + event.property + ': ' + event.value + ';\n';
    });

    // Do the parsing.
    parser.parse(raw);

});

grunt.registerTask('base-prep', 'Prep Normalize.css import', function () {
    var normalize = grunt.config('NORMALIZE_LIB');

    grunt.log.write('Looking for Normalize.css'.green);

    if (!grunt.file.exists(normalize)) {
        grunt.log.writeln('');
        grunt.fail.fatal('Could not locate Normalize.css repo: ' + normalize + '\nDid you clone it as a sibling of the Kimono');
    }

    grunt.log.writeln('...OK'.white);
});

grunt.registerTask('base-all', [
    'base-prep',
    'base-clean',
    'base-import',
    'base-create-context'
]);

grunt.registerTask('base-import', [
    'base-import-css',
    'base-import-tests'
]);

};