1.
haxe language
my ten favorite
features in 30 mins

2.
haxe
❤ story ?

3.
what is haxe?
● free and open source toolkit

4.
what is haxe?
● free and open source toolkit
● statically typed programming language

5.
what is haxe?
● free and open source toolkit
● statically typed programming language
● cross compiler for 10 targets (C++, JS, PHP, Java, Python, Lua…)

6.
what is haxe?
● free and open source toolkit
● statically typed programming language
● cross compiler for 10 targets (C++, JS, PHP, Java, Python, Lua…)
● cross-platform standard library

7.
what is haxe?
● free and open source toolkit
● statically typed programming language
● cross compiler for 10 targets (C++, JS, PHP, Java, Python, Lua…)
● cross-platform standard library
● allows access to each native platform APIs/libraries

8.
haxe
hello world
http://try.haxe.org/#05485

9.
conditional compiling
works in pair with compiler arguments

10.
conditional compiling
works in pair with compiler arguments

11.
static analyser
code optimization
● unused variables
● unreachable code
● and more...

12.
type inference
@compile-time
automatic deduction of the data type
of an expression

13.
type inference

14.
type inference
less verbosity
http://try.haxe.org/#42127

15.
type inference
how does it work?

16.
type inference
works with composite types

17.
static extension
augmenting types

18.
static extension
augmenting types

19.
array comprehension
initialize arrays with ease

20.
abstract
modify/augment concrete type behaviors

21.
abstract
example
http://try.haxe.org/#859e3

22.
abstract
enums abstract
http://try.haxe.org/#0d1A7

23.
abstract
operators overloading

24.
abstract
operators overloading

25.
abstract
operators overloading

26.
abstract
operators overloading

27.
abstract
operators overloading

28.
abstract
implicit casting

29.
abstract
implicit casting

30.
abstract
implicit casting

31.
abstract
implicit casting

32.
abstract
implicit casting

33.
inlining
Allows function bodies
to be directly inserted
instead of calling them

34.
inlining
code optimization
http://try.haxe.org/#B150C

35.
metadata
@nnotations at runtime and compile-time

36.
metadata
annotations @runtime and @compile-time
● class declaration

37.
metadata
annotations @runtime and @compile-time
● class declaration
● any class field

38.
metadata
annotations @runtime and @compile-time
● class declaration
● any class field
● enum declaration

39.
metadata
annotations @runtime and @compile-time
● class declaration
● any class field
● enum declaration
● enum constructors

40.
metadata
allowed values
● constants

41.
metadata
allowed values
● constants
● array declarations

42.
metadata
allowed values
● constants
● array declarations
● object declarations

43.
metadata
example on class fields

44.
metadata
example on class fields

45.
metadata
constant identifier

46.
pattern matching

47.
pattern matching
switch expression
Process of branching depending
on a value matching

48.
pattern matching
| operator

49.
pattern matching
match against fields

50.
pattern matching
match against values

51.
pattern matching
with guards

52.
pattern matching
with extractors
Allows to check if transformations
match values

53.
pattern matching
with extractors

54.
pattern matching
with extractors

55.
macros

56.
macros
black magic @compile-time

57.
macros
black magic @compile-time
● Initialization macro

58.
macros
black magic @compile-time
● Initialization macro
● Build macro

59.
macros
black magic @compile-time
● Initialization macro
● Build macro
● Expression macro

60.
macros
expression example

61.
macros
build example

62.
macros
simple build example

63.
macros
annotation/reflection parser example
hexMachina annotation reader

64.
real macro use case
DSL compilation

65.
DSL PARSING/ASSEMBLING FLOW
Xml Parser
parses

66.
DSL PARSING/ASSEMBLING FLOW
Xml Parser Assembler
parses translates

67.
DSL PARSING/ASSEMBLING FLOW
Xml Parser Assembler
Context
Factory
parses translates
Runtime @pplication
builds

68.
DSL PARSING/COMPILING FLOW
Xml Parser Assembler
CompileTime
Factory
parses translates
Generated Code
generates

69.
After compilation
JavaScript is generated

70.
DSL CHECKING @compile time
type not found

71.
and now...

72.
best feature ever

73.
best feature ever
.

74.
best feature ever
..

75.
best feature ever
...

76.
best feature ever
guess what

77.
best feature ever
❤

78.
haxe community
● haxelang - google group
● twitter - #haxe
● stack overflow
● HaxeFoundation - github
● haxe.io

79.
questions ?