Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Schmonference 2012: Introducing "CoffeeScript I...
Search
Michael Ficarra
June 29, 2012
Programming
3
990
Schmonference 2012: Introducing "CoffeeScript II: The Wrath of Khan"
Michael Ficarra
June 29, 2012
Tweet
Share
More Decks by Michael Ficarra
See All by Michael Ficarra
Data Encodings and Representations
michaelficarra
1
55
Introduction to Property Testing in JavaScript
michaelficarra
3
990
Getting Started with PureScript
michaelficarra
16
4.3k
SpiderMonkey Parser API: A Standard For Structured JS Representations
michaelficarra
14
5.8k
[WIP] Foundations of Functional Design, Abstract Algebra, and Category Theory
michaelficarra
6
350
Select Ways to Harness the Power of JavaScript
michaelficarra
4
190
An Analysis of the Redesign of the CoffeeScript Compiler
michaelficarra
7
1.7k
Redesigning the CoffeeScript Compiler
michaelficarra
11
1.9k
MINIX
michaelficarra
0
330
Other Decks in Programming
See All in Programming
AIでLINEスタンプを作ってみた
eycjur
1
230
AIを活用し、今後に備えるための技術知識 / Basic Knowledge to Utilize AI
kishida
22
5.8k
Swift Updates - Learn Languages 2025
koher
2
480
Cache Me If You Can
ryunen344
2
1.4k
250830 IaCの選定~AWS SAMのLambdaをECSに乗り換えたときの備忘録~
east_takumi
0
390
今だからこそ入門する Server-Sent Events (SSE)
nearme_tech
PRO
3
220
Compose Multiplatform × AI で作る、次世代アプリ開発支援ツールの設計と実装
thagikura
0
160
AIと私たちの学習の変化を考える - Claude Codeの学習モードを例に
azukiazusa1
10
4.2k
ファインディ株式会社におけるMCP活用とサービス開発
starfish719
0
1.6k
2025 年のコーディングエージェントの現在地とエンジニアの仕事の変化について
azukiazusa1
24
12k
概念モデル→論理モデルで気をつけていること
sunnyone
2
210
今から始めるClaude Code入門〜AIコーディングエージェントの歴史と導入〜
nokomoro3
0
180
Featured
See All Featured
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.4k
The Language of Interfaces
destraynor
161
25k
Speed Design
sergeychernyshev
32
1.1k
"I'm Feeling Lucky" - Building Great Search Experiences for Today's Users (#IAC19)
danielanewman
229
22k
Building Adaptive Systems
keathley
43
2.7k
Put a Button on it: Removing Barriers to Going Fast.
kastner
60
4k
Statistics for Hackers
jakevdp
799
220k
Being A Developer After 40
akosma
90
590k
10 Git Anti Patterns You Should be Aware of
lemiorhan
PRO
656
61k
GraphQLの誤解/rethinking-graphql
sonatard
72
11k
Building Applications with DynamoDB
mza
96
6.6k
Practical Orchestrator
shlominoach
190
11k
Transcript
Michael Ficarra Schmonference 2012 CoffeeScript II: The Wrath of Khan
None
None
THIS GUY
http://kck.st/HDNjnC
http://arborjs.org/halfviz/#/MjU3Mw
None
advantages • standardised intermediate representations • more powerful parser •
better error reports • forces consistent indentation ▪ and allows a consistent base indentation, useful for compiling copied sections of code • two-pass variable naming • specify output formatting • line mappings
None
advantages • standardised intermediate representations • more powerful parser •
better error reports • forces consistent indentation ▪ and allows a consistent base indentation, useful for compiling copied sections of code • two-pass variable naming • specify output formatting • line mappings
None
None
None
advantages • standardised intermediate representations • more powerful parser •
better error reports • forces consistent indentation ▪ and allows a consistent base indentation, useful for compiling copied sections of code • two-pass variable naming • specify output formatting • line mappings
None
advantages • standardised intermediate representations • more powerful parser •
better error reports • forces consistent indentation ▪ and allows a consistent base indentation, useful for compiling copied sections of code • two-pass variable naming • specify output formatting • line mappings
advantages: tooling • automatic code formatting in editor • syntax
highlighter • code coverage • static analysis tools ▪ dead code detection ▪ cyclomatic complexity ▪ reassignment warnings ▪ detecting non-idiomatic style (linting)
None
and now for something completely different
let-expressions do ($ = jQuery) -> ... (function($){ ... })(jQuery)
not in, not of, not instanceof a not in b
a not of b a not instanceof b [].indexOf.call(b, a) < 0 !(a in b) !(a instanceof b)
anonymous classes fn class then method: -> fn((function() { function
_Class() {} _Class.prototype.m = function() {}; return _Class; })());
switch on truthiness switch when a then b switch (false)
{ case !a: b; }
destructuring everywhere a for {prop: a} in b var a,
_i, _len; for (_i = 0; _i < b.length; _i++) { a = b[_i].prop; a; }
destructuring everywhere ({prop: a}) -> (function(_arg) { var a; a
= _arg.prop; });
semicolon is seq operator a = (fn(); b) var a;
a = (fn(), b);
binary number literals 0b1001100110111 0x1337
follow the project on twitter @CSatGRPN https://twitter.com/CSatGRPN
None