ES2015

Talk on ES2015 at Wealthfront

Transcript

1. () => ES2015 Stepan Parunashvili 1
3. Babel $ npm install -g babel-cli 3
4. No more waiting 4
5. Arrow Functions () => 5
11. Classes class Component {} 11
16. Modules import User from 'user' 16
19. Larger Standard Library Map, Set, WeakMap, Promise... 19
20. Smarter Object Expressions {users} 20
26. Destructuring in arguments ({name, friends}) => console.log(name, friends) 26
31. Default Arguments (name = 'Bob') => console.log(name) 31
34. Template Strings `hello ${name}` 34
37. More destructuring var [first, ...rest] = users 37
43. Splat addFriends(...friends) 43
46. Block scoping: let & const let i = 0; 46
53. Symbols Symbol.iterator 53
54. Iterators for (const number of evenNumbers) 54
57. Iterable {[Symbol.iterator](): Iterator} 57
59. Iterator {next(): IteratorResult} 59
61. IteratorResult {done: Boolean, value: any} 61
64. Generators function *gen() {} 64
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