skyquake/tests/support/babel.js

define([
    'intern/dojo/request',
    'intern/dojo/node!babel-core',
    'intern/dojo/node!react'
], function (request, babel, react) {
    /**
     * React has AMD support so when require is present it will behave as a module
     * The react example however expects a global React so we need to put it back
     * into global space.
     */
    function globalizeReact() {
        var global = (function () {
            return this;
        })();
        global.React = global.React || react;
    }

    return {
        /**
         * A function that is called to load a resource.
         *
         * @param name The name of the resource to load.
         * @param req A local "require" function to use to load other modules.
         * @param onload A function to call with the value for name. This tells the loader that the plugin is done
         *        loading the resource. onload.error() can be called, passing an error object to it, if the plugin
         *        detects an error condition that means the resource will fail to load correctly.
         */
        load: function (name, req, onload) {
            globalizeReact();

            request(req.toUrl(name)).then(function (sourceCode) {
                // Compile the JSX source into JavaScript code
                var javascriptCode = babel.transform(sourceCode,{presets:['es2015', 'react']}).code;

                // Execute the compiled function. In this case the example code
                // puts things into the global space so it needs to be run in a script tag.
                var codeNode = document.createTextNode(javascriptCode);
                var node = document.createElement('script');
                node.type = 'text/javascript';
                node.appendChild(codeNode);
                document.head.appendChild(node);
                onload();
            });
        }
    };
});