Builds a YUI Loader config for all your custom YUI3 modules

build-yui-loader.js

var util = require('util'),
    exec = require('child_process').exec,
    modules = {},
    // what to strip off the pathname (/my/dir/web becomes /web)
    docroot = __dirname+'/webroot',
    // where to search for YUI.add in files
    path    = __dirname+'/webroot/bundles',
    file,
    child;

global.YUI = {
    add: function (name, fn, version, opts) {
        opts = (opts || {});

        opts.fullpath = getUrl(file);
        modules[name] = opts;
    }
};

function getUrl(file) {
    return file.replace(docroot, '');
}

child = exec('grep -l -R "YUI.add" '+path,
  function (error, stdout, stderr) {
    var files = stdout.split("\n");

    for (var i = 0; i < files.length; i++) {
        file = files[i];

        if (file.length > 0) {
            require(files[i]);
        }
    }

    console.log("var YUI_config = { \"modules\": { "+JSON.stringify(modules)+" } };");
});