run

#!/usr/bin/env node

'use strict';

var System = require('systemjs');
global.System = System; // Blegh

require('../config/config.js');
System.import('runner.js');

runner.js

import x from 'y';

// ... some stuff here

// This works except when this argument is not a subdirectory of our pwd
System.import(process.argv[3]) // WHY CAN'T I LOAD ANYTHING
    .then(doSomethingWithIt);

some-file-to-run.js

// Maybe es5, maybe es6.

module.exports = { blah: true };

Usage:

$ ./run some-file-to-run.js