Ruby without the Syntax

1. ruby without the syntax
2. Faraaz Ahmad Twitter: @Faraaz98 Github: faraazahmad
3. interpreted? / compiled?
4. Y E S
5. Compiled, then interpreted 1 + 2 putobject 1 putobject 2 opt_plus leave
6. Yet Another Virtual Machine a.k.a YARV putobject 1 putobject 2 opt_plus leave YARV 010101010101 100001010101 001010101010 101000010101 010100001011
7. W.W.Y.D. What Would YARV Do?
8. github.com/ruby/ruby
9. Ruby on Cocaine…
10. Ruby C API
11. Ruby: def foo; end YARV: definemethod foo C API: rb_define_global_function( "foo", my_method, argc );
12. class.c
13. Top level methods are stored in the Kernel module > puts 25 25 => nil > Kernel.puts 25 25 => nil
14. Top level methods are stored in the Kernel module > def foo = 420 => :foo > Kernel.private_methods => [..., :foo, ...]
16. PseudoRuby Examples
17. Init the VM
18. Sum of 2 numbers
19. Sum of 2 numbers
20. Area of circle
21. Area of circle
22. Define module and class
23. You can do all of it (I think) rb_require(...); rb_load(...); rb_raise( rb_eRuntimeError, "Error code %d", 404 ); VALUE gv; rb_gv_set("$x", gv); gv = rb_gv_get("$x"); iv = rb_iv_get(obj, "@x");
24. Comparison
25. Ship your Ruby program as a single binary
26. Resources http://silverhammermba.github.io/emberb/c/ http://github.com/faraazahmad/pseudoruby
27. But why?
28. But why not?
32. Mess-around driven development
33. Mess-around driven development
34. Mess-around be nice. have fun.
35. Thank you