Sweet Macros O’ Mine

A simple ~10 minutes pitch on which I share a few thoughts about extending languages by taking advantage of macros and my experience playing with Sweet.js.

Transcript

1. Sweet Macros O’ Mine @ythecombinator #dev-schoolls
2. [Small Bites] Matheus
6. • Instance and type methods • Computed instance and computed type properties • Initializers • Subscripts • Conformance to a protocol
8. Macros
9. Small things that can syntactically parse and transform code around them.
11. .h file .m file .swift file
12. 1.opens up a text file; 2.does a search-and-replace process; 3.saves.
14. functions that WORK OVER ASTs.
16. Sweet Macros O’ Mine
18. Macros for languages that have a lot of special syntax take advantage of pattern matching.
20. ma o definiti k w d
21. a new v iable the c t block scope
22. st pa рn
23. sec d pa рn
24. vok g
31. All macros in sweet.js are fully hygienic, which means that identifiers always reference the correct thing.
32. And so?
33. https://github.com/oleiman/sweet-contracts
34. https://github.com/srikumarks/cspjs
35. https://github.com/natefaubion/sparkler
36. https://github.com/siren-lang/siren
37. https://github.com/sweet-js/sweet.js/wiki/ Example-macros
38. Are macros sexy?
41. What if we stopped creating compile-to-JS languages and started recreating JS?
42. THANKS. @ythecombinator #dev-schoolls
43. THANKS. @ythecombinator #dev-schoolls