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ES2015

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Avatar for Stepan Parunashvili Stepan Parunashvili
December 02, 2015
Programming
78
0

 ES2015

Talk on ES2015 at Wealthfront

Avatar for Stepan Parunashvili

Stepan Parunashvili

December 02, 2015

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Transcript

  1. () => ES2015 Stepan Parunashvili 1

  2. 2

  3. Babel $ npm install -g babel-cli 3

  4. No more waiting 4

  5. Arrow Functions () => 5

  6. 6

  7. 7

  8. 8

  9. 9

  10. 10

  11. Classes class Component {} 11

  12. 12

  13. 13

  14. 14

  15. 15

  16. Modules import User from 'user' 16

  17. 17

  18. 18

  19. Larger Standard Library Map, Set, WeakMap, Promise... 19

  20. Smarter Object Expressions {users} 20

  21. 21

  22. 22

  23. 23

  24. 24

  25. 25

  26. Destructuring in arguments ({name, friends}) => console.log(name, friends) 26

  27. 27

  28. 28

  29. 29

  30. 30

  31. Default Arguments (name = 'Bob') => console.log(name) 31

  32. 32

  33. 33

  34. Template Strings `hello ${name}` 34

  35. 35

  36. 36

  37. More destructuring var [first, ...rest] = users 37

  38. 38

  39. 39

  40. 40

  41. 41

  42. 42

  43. Splat addFriends(...friends) 43

  44. 44

  45. 45

  46. Block scoping: let & const let i = 0; 46

  47. 47

  48. 48

  49. 49

  50. 50

  51. 51

  52. 52

  53. Symbols Symbol.iterator 53

  54. Iterators for (const number of evenNumbers) 54

  55. 55

  56. 56

  57. Iterable {[Symbol.iterator](): Iterator} 57

  58. 58

  59. Iterator {next(): IteratorResult} 59

  60. 60

  61. IteratorResult {done: Boolean, value: any} 61

  62. 62

  63. 63

  64. Generators function *gen() {} 64

  65. 65

  66. 66

  67. 67

  68. 68

  69. 69

  70. Async / Await var users = await getUsers(); 70

  71. And, there's more... 71

  72. Babel ImmutableJS Flow React React Native 72

  73. thank you :) 73