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
LSP の力を使って Ruby する!
Search
Taiju Aoki
January 29, 2019
Programming
0
1.9k
LSP の力を使って Ruby する!
Slide for Megro.rb #23
https://megurorb.connpass.com/event/115497/
Taiju Aoki
January 29, 2019
Tweet
Share
More Decks by Taiju Aoki
See All by Taiju Aoki
本番運用中 Oracle を破壊してしまった話 ~ 破壊と創世 ~ / Oracle Destruction and Creation
blue0513
0
3k
オンプレ to オンプレした話/on-premises2on-premises
blue0513
0
3k
GitもCIもテストもないプロジェクトでデプロイを自動化するまでの道 / rebuild of DevOps
blue0513
0
3.2k
Git & GitLab & コードレビューって? / about Git, GitLab, CodeReview
blue0513
0
230
ElectronでSlackをさらに便利にしちゃう / Slack with Electron
blue0513
3
850
GitHub の README をいい感じにする / Cool Readme
blue0513
3
1.7k
Emacs × Sound やってみた / Emacs with Sound
blue0513
1
990
Slack を TweetDeck にしてみた件 / slackdeck-proto
blue0513
0
2.9k
知ってるとお得な iTerm2 と zsh/bash の小技
blue0513
3
830
Other Decks in Programming
See All in Programming
XP, Testing and ninja testing
m_seki
3
240
Systèmes distribués, pour le meilleur et pour le pire - BreizhCamp 2025 - Conférence
slecache
0
120
GitHub Copilot and GitHub Codespaces Hands-on
ymd65536
2
150
プロダクト志向ってなんなんだろうね
righttouch
PRO
0
190
チームのテスト力を総合的に鍛えて品質、スピード、レジリエンスを共立させる/Testing approach that improves quality, speed, and resilience
goyoki
5
870
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
140
技術同人誌をMCP Serverにしてみた
74th
1
640
AI コーディングエージェントの時代へ:JetBrains が描く開発の未来
masaruhr
1
150
PHPで始める振る舞い駆動開発(Behaviour-Driven Development)
ohmori_yusuke
2
390
Code as Context 〜 1にコードで 2にリンタ 34がなくて 5にルール? 〜
yodakeisuke
0
130
AI時代のソフトウェア開発を考える(2025/07版) / Agentic Software Engineering Findy 2025-07 Edition
twada
PRO
86
29k
PicoRuby on Rails
makicamel
2
130
Featured
See All Featured
GraphQLとの向き合い方2022年版
quramy
49
14k
Evolution of real-time – Irina Nazarova, EuRuKo, 2024
irinanazarova
8
820
A designer walks into a library…
pauljervisheath
207
24k
Thoughts on Productivity
jonyablonski
69
4.7k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
35
2.4k
[RailsConf 2023] Rails as a piece of cake
palkan
55
5.7k
The Cost Of JavaScript in 2023
addyosmani
51
8.5k
Measuring & Analyzing Core Web Vitals
bluesmoon
7
510
Gamification - CAS2011
davidbonilla
81
5.4k
StorybookのUI Testing Handbookを読んだ
zakiyama
30
5.9k
Scaling GitHub
holman
460
140k
Being A Developer After 40
akosma
90
590k
Transcript
LSP ͷྗΛͬͯ Ruby ͢Δʂ @blue_1617
Who Am I ‣ ΤϜεϦʔגࣜձࣾ Ͱ ΫϥυిࢠΧϧς Λ։ൃ blue (@blue_1617)
‣ Ruby, JavaScript, Scala etc Λ׆༻ https://blue0513.github.io/show_room/ ‣ Emacs ͖ͷΤϯδχΞ 2 ࠷ۙͷ LT ͱ͔ ‣ Emacs Ͱ LSP ΛͬͯΈͨΑ ‣ Emacs Ͱ Web αʔϏεΛ։ൃͯ͠8ϲ݄͕ܦͪ·ͨ͠ ‣ 2018ͰʢԶʣEmacs Λ͍͍ͨ ‣ VTuber ͬͯͬͯ·͢ʁ ‣ VTuber Λࢧ͑Δٕज़ ۙگͱ͔ ‣ ౬ͨΜΆΛങͬͯշͯ͠Δ (´ɾωɾ`)
Who Am I ‣ ΤϜεϦʔגࣜձࣾ Ͱ ΫϥυిࢠΧϧς Λ։ൃ blue (@blue_1617)
‣ Ruby, JavaScript, Scala etc Λ׆༻ https://blue0513.github.io/show_room/ ‣ Emacs ͖ͷΤϯδχΞ 3 ࠷ۙͷ LT ͱ͔ ‣ Emacs Ͱ LSP ΛͬͯΈͨΑ ‣ Emacs Ͱ Web αʔϏεΛ։ൃͯ͠8ϲ݄͕ܦͪ·ͨ͠ ‣ 2018ͰʢԶʣEmacs Λ͍͍ͨ ‣ VTuber ͬͯͬͯ·͢ʁ ‣ VTuber Λࢧ͑Δٕज़ ۙگͱ͔ ‣ ౬ͨΜΆΛങͬͯշͯ͠Δ (´ɾωɾ`) We are Hiring !! M3, Inc.
ࣄͷൃ ~ LSP ͕ੌ͍ͱฉ͍ͯ ~ Emacs Ͱ Ruby ॻ͍ͯΔͱ ิͱ͔ఆٛࢀরͭΒ͘ͳ͍....ʁ
ʮRuby ͷؾ͕࣋ͪղΒͳ͍.....ʯ ʮิͰ͖ͳ͍.....ʯ 4
LSP Λ͏ͱิ͕ڧ͘ͳΔʂʁ LSP ʮRuby ͷؾ͕͔࣋ͪΔʂʯ ʮิ͕Ͱ͖ΔɺͰ͖Δͧʂʯ ࣄͷൃ ~ LSP ͕ੌ͍ͱฉ͍ͯ
~ 5
LSP Λ͏ͱิ͕ڧ͘ͳΔʂʁ LSP ʮRuby ͷؾ͕͔࣋ͪΔʂʯ ʮิ͕Ͱ͖ΔɺͰ͖Δͧʂʯ ࣄͷൃ ~ LSP ͕ੌ͍ͱฉ͍ͯ
~ LSP Ͱ Ruby ͷิΛڧԽ͍ͨ͠ʂ 6
LSPͱʁ Language Server Protocol (JSON-RPC) Development Tool Notification: textDocument/didChange; Params:
{documentURI, changes} Notification: textDocument/publishDiagnostics; Params: Diagnostic[] Language Server Request: textDocument/definition; Params: {documentURI, position} Notification: textDocument/didOpen; Params: document Open document Edit document Goto definition Publish Publish Response: textDocument/definition; Result: Location https://microsoft.github.io/language-server-protocol/overview 7
LSPͱʁ Language Server Protocol (JSON-RPC) Notification: textDocument/didChange; Params: {documentURI, changes}
Notification: textDocument/publishDiagnostics; Params: Diagnostic[] Language Server Request: textDocument/definition; Params: {documentURI, position} Notification: textDocument/didOpen; Params: document Open document Edit document Goto definition Publish Publish Response: textDocument/definition; Result: Location https://microsoft.github.io/language-server-protocol/overview Development Tool ΤσΟλͱ͔ 8
LSPͱʁ Language Server Protocol (JSON-RPC) Development Tool Notification: textDocument/didChange; Params:
{documentURI, changes} Notification: textDocument/publishDiagnostics; Params: Diagnostic[] Request: textDocument/definition; Params: {documentURI, position} Notification: textDocument/didOpen; Params: document Open document Edit document Goto definition Publish Publish Response: textDocument/definition; Result: Location https://microsoft.github.io/language-server-protocol/overview Language Server ιʔείʔυͷղੳΛͯ͘͠ΕΔαʔό ʢϩʔΧϧʹཱͯΒΕΔʣ 9
LSPͱʁ https://microsoft.github.io/language-server-protocol/implementors/servers/ ݴޠ͝ͱͷ Language Server ʢ܈༤ׂڌͳঢ়ଶʣ 10
LSPͱʁ Development Tool Notification: textDocument/didChange; Params: {documentURI, changes} Notification: textDocument/publishDiagnostics;
Params: Diagnostic[] Request: textDocument/definition; Params: {documentURI, position} Notification: textDocument/didOpen; Params: document Open document Edit document Goto definition Publish Publish Response: textDocument/definition; Result: Location https://microsoft.github.io/language-server-protocol/overview Language Server ͜Ε͕ LSP ΤσΟλͱαʔόؒͷ௨৴ϓϩτίϧ Language Server Protocol (JSON-RPC) 11
LSPͱʁ Language Server Protocol (JSON-RPC) Development Tool Notification: textDocument/didChange; Params:
{documentURI, changes} Notification: textDocument/publishDiagnostics; Params: Diagnostic[] Language Server Request: textDocument/definition; Params: {documentURI, position} Notification: textDocument/didOpen; Params: document Open document Edit document Goto definition Publish Publish Response: textDocument/definition; Result: Location https://microsoft.github.io/language-server-protocol/overview 12
LSPͱʁ Language Server Protocol (LSP) ͱ..... ݴޠͷղੳͳͲΛߦ͏ Language Server ͱ֤πʔϧʢClientʣ͕
௨৴ɾ࿈ܞ͢ΔࡍͷϓϩτίϧΛنఆ͢Δͷ ‣ ֤πʔϧ Language Server ͕ͲͷݴޠΛѻ͍ͬͯΔ͔Λҙࣝ͢ Δ͜ͱͳ͘ɺิఆٛࢀরΛߦ͑Δ ϝϦοτ..... https://microsoft.github.io/language-server-protocol/ ‣ Emacs ͷΤσΟλͷ ิɾఆٛࢀরೳྗ্͕ ͢Δ 13
LSPͱʁ Language Server Protocol (LSP) ͱ..... ݴޠͷղੳͳͲΛߦ͏ Language Server ͱ֤πʔϧʢClientʣ͕
௨৴ɾ࿈ܞ͢ΔࡍͷϓϩτίϧΛنఆ͢Δͷ ‣ ֤πʔϧ Language Server ͕ͲͷݴޠΛѻ͍ͬͯΔ͔Λҙࣝ͢ Δ͜ͱͳ͘ɺิఆٛࢀরΛߦ͑Δ ϝϦοτ..... https://microsoft.github.io/language-server-protocol/ ‣ Emacs ͷΤσΟλͷ ิɾఆٛࢀরೳྗ্͕ ͢Δ LSP Ͱ Ruby ͷิ͕ڧ͘ͳΔʂ 14
Emacs Ͱ LSP Λ׆༻ͯ͠ΈΔ Developer Tool Language Server Language Server
Protocol (JSON-RPC) (Host) Development Tool Ruby JavaScript Java Request: textDocument/definition Response: Location https://microsoft.github.io/language-server-protocol/overview 15
Demo (Emacs & LSP) 16
ઃఆ Language Server : solargraph Client Package : eglot EmacsͰLSPΛ׆༻ͯ͠ΈΔ
(https://qiita.com/blue0513/items/acc962738c7f4da26656) https://github.com/joaotavora/eglot https://github.com/castwide/solargraph Step1. Install Language Server Step2. Edit init.el $ gem install solargraph (add-hook 'ruby-mode-hook 'eglot-ensure) 17
ิ ‣ String.class ͳΒɺto_i ͕αδΣετ͞ΕΔ ‣ Array.class ͳΒɺto_h ͕αδΣετ͞ΕΔ 18
ิ ‣ String.class ͳΒɺto_i ͕αδΣετ͞ΕΔ ‣ Array.class ͳΒɺto_h ͕αδΣετ͞ΕΔ ಈը
19
ิ ‣ Πϯελϯεϝιου αδΣετ͞ΕΔ ‣ `Subscription#to_param` ΛαδΣετ 20
ิ ‣ Πϯελϯεϝιου αδΣετ͞ΕΔ ‣ `Subscription#to_param` ΛαδΣετ ಈը 21
ఆٛࢀর 22
ఆٛࢀর `Subscription.confirm` ʹఆٛδϟϯϓ͢Δʂ ಈը 23
ࢀরݕࡧ 'Subscription.confirm' ͷࢀরՕॴΛݕࡧ͢Δʂ 24
ࢀরݕࡧ ಈը 25
͓·͚ ~ Rails ͷิ ~ $ yard gems $ solargraph
config 3. `.solargraph.yml` Λฤू 2. `.solargraph.yml` Λੜ 1. Installed gem ʹ document ੜ https://github.com/castwide/solargraph/issues/87 26
͓·͚ ~ Rails ͷิ ~ `ActiveRecord` ͳͲ͕ީิͱͯ͠αδΣετ͞ΕΔʂ 27
͓·͚ ~ Rails ͷิ ~ `ActiveRecord` ͳͲ͕ީิͱͯ͠αδΣετ͞ΕΔʂ LSP Ͱշదͳ Ruby
ίʔσΟϯά 28
Ruby Ͱ LSP Λࢼͨ͠ײ ‣ ิɾఆٛࢀরɾࢀরݕࡧ͔ͳΓߴϨϕϧ ‣ Good Point ‣
Problematic Point ‣ ಋೖ͕ͱͯखܰ ‣ େنϓϩδΣΫτͩͱগ͠ಈ࡞͕ॏ͍ ‣ খنϓϩδΣΫτͳΒߴಈ࡞ ‣ Language Server & Client ͕܈༤ׂڌ 29
࠷ޙʹ ‣ LSP ੌ͍ ‣ Ruby Project ͰิఆٛࢀরΛ࣮ߦ ‣ εϐʔυײ͋;ΕΔ։ൃʢLanguage
Server & Clientʣ LSP Ͱ Ruby ָ͕ʹʂ ‣ ֎෦ gem ͷఆٛࢀর OKʂ ‣ ඪ४ϝιουҎ֎ͷิ OKʂ ‣ Rails ͷαϙʔτॆ࣮ ‣ Emacs Vim ͷΤσΟλͰշదʹ Ruby ͕ॻ͚Δ 30