pure/Gruntfile.js

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var path = require('path');
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module.exports = function (grunt) {
// -- Config -------------------------------------------------------------------
grunt.initConfig({
pkg : grunt.file.readJSON('package.json'),
normalize: grunt.file.readJSON('src/base/bower.json'),
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// -- Constants ------------------------------------------------------------
BUILD_COMMENT: 'THIS FILE IS GENERATED BY A BUILD SCRIPT - DO NOT EDIT!',
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// -- Clean Config ---------------------------------------------------------
clean: {
build : ['build/'],
build_res: ['build/*-r.css'],
release : ['release/<%= pkg.version %>/'],
base : ['src/base/css/', 'src/base/bower.json', 'src/base/LICENSE.md']
},
// -- Copy Config ----------------------------------------------------------
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copy: {
build: {
expand : true,
flatten: true,
src : 'src/**/css/*.css',
dest : 'build/',
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rename: function (dest, src) {
// normalize -> base
src = src.replace(/^normalize(-.+\.css|\.css)$/, 'base$1');
return path.join(dest, src);
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}
},
normalize: {
expand : true,
flatten: true,
cwd : 'bower_components/normalize-css/',
src : '{bower.json,LICENSE.md,normalize.css}',
dest : 'src/base/',
rename: function (dest, file) {
if (grunt.file.isMatch('*.css', file)) {
return path.join(dest, 'css', file);
}
return path.join(dest, file);
},
options: {
processContent: function (content, file) {
var comment = grunt.config('BUILD_COMMENT');
if (grunt.file.isMatch({matchBase: true}, '*.css', file)) {
content = '/* ' + comment + ' */\n' + content;
} else if (grunt.file.isMatch({matchBase: true}, '*.html', file)) {
content = '<!-- ' + comment + ' -->\n' + content;
}
return content;
}
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}
}
},
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// -- Concat Config --------------------------------------------------------
concat: {
build: {
files: [
{'build/buttons.css': [
'build/buttons-core.css',
'build/buttons.css'
]},
{'build/forms-nr.css': [
'build/forms-core.css',
'build/forms.css'
]},
{'build/forms.css': [
'build/forms-nr.css',
'build/forms-r.css'
]},
{'build/grids-nr.css': [
'build/grids-core.css',
'build/grids-units.css'
]},
{'build/grids.css': [
'build/grids-nr.css',
'build/grids-r.css'
]},
{'build/menus-nr.css': [
'build/menus-core.css',
'build/menus.css',
'build/menus-paginator.css'
]},
{'build/menus.css': [
'build/menus-nr.css',
'build/menus-r.css'
]}
]
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},
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all: {
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files: {
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'build/<%= pkg.name %>-min.css': [
'build/base-min.css',
'build/buttons-min.css',
'build/forms-min.css',
'build/grids-min.css',
'build/menus-min.css',
'build/tables-min.css'
],
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'build/<%= pkg.name %>-nr-min.css': [
'build/base-min.css',
'build/buttons-min.css',
'build/forms-nr-min.css',
'build/grids-nr-min.css',
'build/menus-nr-min.css',
'build/tables-min.css'
]
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}
}
},
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// -- CSSMin Config --------------------------------------------------------
cssmin: {
options: {
// report: 'gzip'
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},
files: {
expand: true,
src : 'build/*.css',
ext : '-min.css'
}
},
// -- Compress Config ------------------------------------------------------
compress: {
release: {
options: {
archive: 'release/<%= pkg.version %>/<%= pkg.name %>-<%= pkg.version %>.zip'
},
expand : true,
flatten: true,
src : 'build/*.css',
dest : '<%= pkg.name %>/<%= pkg.version %>/'
}
},
// -- License Config -------------------------------------------------------
license: {
normalize: {
options: {
banner: [
'/*!',
'normalize.css v<%= normalize.version %> | MIT License | git.io/normalize',
'Copyright (c) Nicolas Gallagher and Jonathan Neal',
'*/\n'
].join('\n')
},
expand: true,
cwd : 'build/',
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src : ['base*.css', 'forms*.css', 'tables*.css', '<%= pkg.name %>*.css']
},
yahoo: {
options: {
banner: [
'/*!',
'Pure v<%= pkg.version %>',
'Copyright 2013 Yahoo! Inc. All rights reserved.',
'Licensed under the BSD License.',
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'https://github.com/yui/pure/blob/master/LICENSE.md',
'*/\n'
].join('\n')
},
expand: true,
src : ['build/*.css']
}
},
// -- Contextualize Config -------------------------------------------------
contextualize: {
normalize: {
src : 'src/base/css/normalize.css',
dest: 'src/base/css/normalize-context.css',
options: {
prefix: '.pure',
banner: '/* <%= BUILD_COMMENT %> */\n'
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}
}
}
});
// -- Main Tasks ---------------------------------------------------------------
grunt.loadNpmTasks('grunt-contrib-clean');
grunt.loadNpmTasks('grunt-contrib-copy');
grunt.loadNpmTasks('grunt-contrib-concat');
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grunt.loadNpmTasks('grunt-contrib-cssmin');
grunt.loadNpmTasks('grunt-contrib-compress');
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grunt.registerTask('default', [
'clean:build',
'copy:build',
'concat:build',
'clean:build_res',
'cssmin',
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'concat:all',
'license'
]);
grunt.registerTask('import', [
'bower-install',
'import-normalize'
]);
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grunt.registerTask('release', [
'default',
'clean:release',
'compress:release'
]);
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// -- Import Tasks -------------------------------------------------------------
grunt.registerTask('import-normalize', [
'clean:base',
'copy:normalize',
'contextualize:normalize'
]);
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// -- Bower Task ---------------------------------------------------------------
grunt.registerTask('bower-install', 'Installs Bower dependencies.', function () {
var bower = require('bower'),
done = this.async();
bower.commands.install()
.on('data', function (data) { grunt.log.write(data); })
.on('end', done);
});
// -- License Task -------------------------------------------------------------
grunt.registerMultiTask('license', 'Stamps license banners on files.', function () {
var options = this.options({banner: ''}),
banner = grunt.template.process(options.banner),
tally = 0;
this.files.forEach(function (filePair) {
filePair.src.forEach(function (file) {
grunt.file.write(file, banner + grunt.file.read(file));
tally += 1;
});
});
grunt.log.writeln('Stamped license on ' + String(tally).cyan + ' files.');
});
// -- Contextualize Task -------------------------------------------------------
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grunt.registerMultiTask('contextualize', 'Makes Contextualized CSS files.', function () {
var Parser = require('parserlib').css.Parser,
done = this.async(),
options = this.options({banner: ''}),
banner = grunt.template.process(options.banner),
processing = 0;
function oneDone() {
if (!(processing -= 1)) {
done();
}
}
this.files.forEach(function (filePair) {
filePair.src.forEach(function (file) {
var src = grunt.file.read(file),
contextual = banner,
parser = new Parser();
parser.addListener('endstylesheet', function () {
grunt.file.write(filePair.dest, contextual);
grunt.log.writeln('File "' + filePair.dest + '" created.');
oneDone();
});
// 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 = options.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 `prefix` in front of it.
if (selector.text.indexOf('html') === -1) {
contextual += prefix + ' ' + selector.text;
} else if (selector.text.indexOf('html') !== -1) {
// If it contains `html`, replace the `html` with the
// `prefix`. Replace multiple spaces with a single
// space. This is for the case where
// `html input[type='button']` comes through as
// `html input[type='button']`.
contextual += selector.text.replace('html', prefix).replace(/ +/g, ' ');
}
// If theres another selector, add a comma.
if (nextSelector) {
contextual += ',\n';
} else {
// Otherwise, add an opening bracket for properties
contextual += ' {\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) {
contextual += '}\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.
contextual += ' ' + event.property + ': ' + event.value + ';\n';
});
// Do the parsing.
processing += 1;
parser.parse(src);
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});
});
});
};