Combining Generators with Promises and Channels

JavaScript Weekly Lightning Talks
Wednesday 23 Oct 2013 from 6:00pm - 9:00pm
http://www.sydjs.com/meetups/javascript-weekly-lightning-talks

“Don't combine Generators with Promises, combine them with Channels!” – David Nolen

Transcript

1. Combining Generators with Promises and Channels “Don't combine Generators with Promises, combine them with Channels!” David Nolen
2. Everyday’s jQuery
3. JQuery AJAX Innocent function
4. JQuery AJAX Innocent function
5. JQuery AJAX Sync or Async?
6. JQuery AJAX Sync or Async? SJAX
7. JQuery AJAX Sync or Async?
8. JQuery AJAX Sync or Async?
9. Parallelism Concurrency
10. Parallelism in one GIF
11. Parallelism in one GIF http://goo.gl/0lmTG6
12. Parallelism in one GIF “Parallelism is about doing lots of things at once” -- Rob Pike
13. Concurrency in one GIF
14. Concurrency in one GIF http://goo.gl/nzEIOe
15. Concurrency in one GIF “Concurrency is about dealing with lots of things at once” -- Rob Pike
16. Concurrency using Generators and Promises
17. Promises Everyday
18. Promises Everyday
19. Promises Everyday
20. Promises Everyday
21. Promises Are awesome - Cleaner method signatures - Uniform return/error semantics - Easy composition - Easy sequential/parallel join - Always async - Exception-style error bubbling credit: http://www.slideshare.net/domenicdenicola/callbacks-promises-and-coroutines-oh-my-the-evolution-of-asynchronicity-in-javascript
22. Promises and Generators Forbes Lindesay: Promises and Generators: control flow utopia -- JSConf EU 2013 http://www.youtube.com/watch?v=qbKWsbJ76-s http://pag.forbeslindesay.co.uk/#/
23. Concurrency using Generator and Channels
24. Channels Go-style concurrency
25. Channels defined by CSP http://en.wikipedia.org/wiki/Communicating_sequential_processes
26. Channels defined by CSP http://en.wikipedia.org/wiki/Communicating_sequential_processes “formal language for describing patterns of interaction in concurrent systems”
27. Channels CSP implementations
28. Channels Go-style concurrency
29. Concurrency using Generator and Channels Producer
30. Channels Producer
31. Channels Producer
32. Channels Producer
33. Concurrency using Generator and Channels Consumer
34. Channels Consumer
35. Channels Consumer
36. I Want to use Javascript NOW
37. ES6 with Node
38. ES6 In the browser
39. ES6 In the browser
40. ES6 In the browser
41. Questions? Twitter @filippovitale BitBucket: filippovitale GitHub: filippovitale
42. Thank you! Twitter @filippovitale BitBucket / GitHub: filippovitale
43. Resources in random order - http://swannodette.github.io/2013/08/02/100000-processes/ - http://swannodette.github.io/2013/08/23/make-no-promises/ - http://swannodette.github.io/2013/08/24/es6-generators-and-csp/ - http://concur.rspace.googlecode.com/hg/talk/concur.html#title-slide - http://stackoverflow.com/q/1050222/81444 - http://kangax.github.io/es5-compat-table/es6/ - http://wiki.ecmascript.org/doku.php?id=harmony:generators - https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Iterators - http://www.slideshare.net/domenicdenicola/es6-the-awesome-parts - http://www.youtube.com/watch?v=qbKWsbJ76-s - http://pag.forbeslindesay.co.uk/#/ - http://www.slideshare.net/domenicdenicola/callbacks-promises-and-cor
44. f in