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
Scala plugin for IntelliJ IDEA
Search
Pavel Fatin
July 16, 2011
Programming
0
150
Scala plugin for IntelliJ IDEA
Scalathon 2011,
http://scalathon.org/2011/
http://vimeo.com/28692913
Pavel Fatin
July 16, 2011
Tweet
Share
More Decks by Pavel Fatin
See All by Pavel Fatin
Inside the IntelliJ Scala Plugin
pavelfatin
1
150
Design Patterns in Scala
pavelfatin
6
1.5k
Практичность Scala
pavelfatin
0
130
Новый подход к компиляции Scala в IntelliJ IDEA
pavelfatin
0
140
Scala Plugin для IntelliJ IDEA
pavelfatin
0
61
Other Decks in Programming
See All in Programming
LT 2025-06-30: プロダクトエンジニアの役割
yamamotok
0
870
PHPでWebSocketサーバーを実装しよう2025
kubotak
0
320
『自分のデータだけ見せたい!』を叶える──Laravel × Casbin で複雑権限をスッキリ解きほぐす 25 分
akitotsukahara
2
660
20250704_教育事業におけるアジャイルなデータ基盤構築
hanon52_
5
1.1k
レトロゲームから学ぶ通信技術の歴史
kimkim0106
0
110
状態遷移図を書こう / Sequence Chart vs State Diagram
orgachem
PRO
2
200
What's new in AppKit on macOS 26
1024jp
0
150
脱Riverpod?fqueryで考える、TanStack Queryライクなアーキテクチャの可能性
ostk0069
0
500
AI時代の『改訂新版 良いコード/悪いコードで学ぶ設計入門』 / ai-good-code-bad-code
minodriven
23
9.6k
Flutterで備える!Accessibility Nutrition Labels完全ガイド
yuukiw00w
0
170
バイブコーディング超えてバイブデプロイ〜CloudflareMCPで実現する、未来のアプリケーションデリバリー〜
azukiazusa1
0
320
ソフトウェア品質を数字で捉える技術。事業成長を支えるシステム品質の マネジメント
takuya542
2
15k
Featured
See All Featured
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
8
830
Bootstrapping a Software Product
garrettdimon
PRO
307
110k
Easily Structure & Communicate Ideas using Wireframe
afnizarnur
194
16k
How to train your dragon (web standard)
notwaldorf
96
6.1k
Docker and Python
trallard
45
3.5k
Speed Design
sergeychernyshev
32
1k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
507
140k
The Web Performance Landscape in 2024 [PerfNow 2024]
tammyeverts
8
700
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
soudai
PRO
181
54k
The Language of Interfaces
destraynor
158
25k
Refactoring Trust on Your Teams (GOTO; Chicago 2020)
rmw
34
3.1k
Become a Pro
speakerdeck
PRO
29
5.4k
Transcript
Pavel Fatin Alexander Podkhalyuzin Scalathon, 2011 Scala plugin for IntelliJ
IDEA
Thank you!
IntelliJ Scala Plugin Agenda Why do we need it
What's inside How it's made How to contribute
Do we need an IDE for Scala?
Can't we just use Notepad? Rationale
Is it always the right tool? Rationale ?
What makes us more productive? Highlighting Inspections
Code formatting Auto-completion Information look-up Refactoring Integration Rationale
What's already available?
Syntax highlighting Injected language By-name argument Implicit conversion Deprecated method
Features
Error highlighting Ordinary: Type-aware: Quick-fixes: Features
Inspections Unused symbol Variable could be value
Redundant return Syntactic sugar Method signature inspections Features
Language injection Pattern-based: Via parameter annotation: Via
value annotation: Features
Dark color schemes Features
Language-aware editor Brace balancing: Entities selection: Code
folding: Features
Formatting Features
Code completion Features
Information look-up Type info Parameter info Documentation
look-up Definition look-up Features
Type Info Features
Parameter info Features
Documentation look-up Features
Definition look-up Features
Imports management Import entity on completion Auto-import unresolved
symbol Highlight unused imports Optimize imports Paste imports Features
Refactoring Rename Introduce variable Inline variable
Extract method Introduce parameter Features
Rename Features
Introduce variable Features
Inline variable Features
Extract method Features
Introduce parameter Features
Integrations Java JUnit / Specs / ScalaTest
Maven Spring Lift SBT Features
How it's made (It's not rocket science theoretical physics)
Building the project Get the latest IDEA EAP build
Download IDEA sources Enable DevKit plugin Configure a Plugin SDK Clone Scala plugin repository Open the project in IDEA Architecture
Plugging the plugin Plugin.xml OpenAPI Architecture
Code processing Document Lexer Parser Wrapper PSI Architecture Text Tokens
AST
Processing example Literal Literal ReferenceExpression ReferenceExpression WhiteSpace WhiteSpace Architecture STRING
WS IDENTIFIER TRUE "that's" + WhiteSpace WhiteSpace Literal Literal true WS InfixExpression InfixExpression
PSI viewer Architecture
PSI foundation Architecture PsiElement textRange parent children prevSibling nextSibling add(element)
addBefore(element, anchor) addAfter(element, anchor) delete() replace(newElement)
PSI elements hierarchy Scala Architecture PsiFile ScTypeDefinition ScalaFile PsiComment ScGenerator
PsiClass PsiElement
Scala Language Specification Architecture
Scala domain elements Architecture ScClass name constructor superTypes members extendsblock
add(member, anchor) remove(member) isInheritor(psiClass)
TODO
Tasks Bug fixes Inspections Refactorings Intentions
Frameworks support Type system improvement [Your most wanted feature here] TODO
Everyone is Welcome!