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ES2015 Roadtrip to awesomeness: Modules and SystemJS - this is a great way to quickly test an idea without having to use Webpack or Browserify. DO NOT USE FOR PRODUCTION CODE!!!
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| // with systemJS, you can import any npm module | |
| // directly in the browser and use it as you see fit. | |
| // just prepend the module name with 'npm:' | |
| import { sum, kebabCase } from 'npm:lodash' | |
| import { addTax } from './checkout'; | |
| const amount = 1500; | |
| const myName = 'Androide Osorio'; | |
| console.log('Hi, my name is'); | |
| console.log(`%c ${myName}`, 'font-size: 36px; color: #fe570f; text-transform: uppercase'); | |
| console.log(`you can find me at: http://github.com/${kebabCase(myName)}`); | |
| console.log('and I\'m the fucking boss! 😎'); | |
| console.log(''); | |
| console.log('Now that you\'ve seen this, pay for my time!'); | |
| console.log(`My rate is USD $${amount} + taxes (30%),`); | |
| console.log(`for a total of: %c USD $${addTax(amount, 0.3)}`, 'font-weight: bold; color: green'); | |
| console.log('Thank you, bitch!'); |
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| /* | |
| EXAMPLE OF A LOCAL MODULE | |
| */ | |
| /** | |
| * calculate the tax to pay for an amount of money | |
| * @param {number} amount a positive number | |
| * @param {number} taxRate a relative tax rate (between 0 and 1) | |
| */ | |
| export function addTax(amount, taxRate) { | |
| return amount + (amount * taxRate); | |
| } |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>ES6 modules using SystemJS</title> | |
| </head> | |
| <body> | |
| <script src="https://jspm.io/system@0.19.js" charset="utf-8"></script> | |
| <script type="text/javascript"> | |
| // configure systemJS | |
| System.config({ transpiler: 'babel' }); | |
| // configure the initial app entry (where other modules will be imported) | |
| System.import('./app.js'); | |
| </script> | |
| </body> | |
| </html> |
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systemJS does not work with the
file://protocol, so you can't test local files directly, hence you must use any type of HTTP server to load your content. For local development, use npm'shttp-serverorbrowser-syncpackages.