function loadComponentList() {
var p = promise();
fs.readFile('build/components.json', function(err, res) {
if (err) {
p.reject(err);
} else {
p.fulfill(JSON.parse(res));
}
});
return p;
}
function minifyComponent(name) {
var p = promise();
console.log(' ' + name);
var js = uglifyjs.minify(path.join(name, 'src', name + '.js'));
var css = fs.readFileSync(path.join(name, 'src', name + '.css')).toString();
css = cleancss.process(css);
p.fulfill({css: css, js: js.code});
return p;
}
return function() {
var p = promise();
var ret;
try {
Array.prototype.unshift.apply(arguments, [p.fulfill, p.reject]);
ret = fn.apply(this, arguments);
} catch (e) {
p.reject(e);
}
if (typeof ret !== 'undefined') {
p.fulfill(ret);
}
return p;
};
function minifyComponent(name) {
var p = promise();
var distDir = path.join('dist', name);
console.log(distDir);
// make dist directory if necessary
if (!fs.existsSync(distDir)) {
fs.mkdirSync(distDir);
}
var jsPath = path.join(distDir, name + '.min.js');
console.log(jsPath);
var srcJsPath;
// special case to account for the x-tag core submodule
if(name === "core"){
srcJsPath = path.join('component', "core", 'src',
"x-tag-core", "dist", "x-tag-core.js");
}
else{
srcJsPath = path.join('component', name, 'src', name + '.js');
}
try {
var js = uglifyjs.minify(srcJsPath);
fs.writeFileSync(jsPath, js.code);
} catch (e) {
p.reject(e);
return p;
}
var cssPath = path.join(distDir, name + '.min.css');
console.log(cssPath);
try {
var css = fs.readFileSync(path.join('component', name, 'src', name + '.css')).toString();
css = cleancss.process(css);
fs.writeFileSync(cssPath, css);
} catch (e) {
p.reject(e);
return p;
}
if (typeof js !== 'undefined' && typeof css !== 'undefined') {
p.fulfill({css: css, js: js.code});
} else {
throw "missing resulting source";
}
return p;
}
function minify(components) {
console.log('minifying components');
var p = promise();
var minifiedCSS = '';
var minifiedJS = '';
function processComponent(n) {
if (n < components.length) {
minifyComponent(components[n]).then(function(result) {
minifiedCSS += result.css;
minifiedJS += result.js;
processComponent(n+1);
}, err('Failed to process component ' + components[n] + ': '))
} else {
p.fulfill({
css: minifiedCSS,
js: minifiedJS
});
}
}
processComponent(0);
return p;
}