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
GitHub Copilot を使って自作ライブラリを作ってみよう/ Let's create...
Search
Sponsored
·
Your Podcast. Everywhere. Effortlessly.
Share. Educate. Inspire. Entertain. You do you. We'll handle the rest.
→
Shintani Teppei
August 30, 2023
Programming
440
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
GitHub Copilot を使って自作ライブラリを作ってみよう/ Let's create your own library using GitHub Copilot!
https://timeedev.connpass.com/event/292962/
こちらのイベントでの登壇資料です
Shintani Teppei
August 30, 2023
More Decks by Shintani Teppei
See All by Shintani Teppei
モノリス Rails でも日中に rails db:migrate を走らせたい! / Daytime rails db:migrate on Monolithic Rails!
euglena1215
0
120
すべてがオンボーディングタスクになる / Everything becomes an onboarding task
euglena1215
0
150
「地続き」の技術面接 / "Continuous" technical interview
euglena1215
0
87
allow_retry と Arel.sql / allow_retry and Arel.sql
euglena1215
1
320
AIと”コードの評価関数”を共有する / Share the "code evaluation function" with AI
euglena1215
1
290
ISUCONで型をつける
euglena1215
1
170
3年でバックエンドエンジニアが5倍に増えても破綻しなかったアーキテクチャ そして、これから / Software architecture that scales even with a 5x increase in backend engineers in 3 years
euglena1215
11
5.8k
モジュラモノリス、その前に / Modular monolith, before that
euglena1215
8
1.2k
いつか使える ObjectSpace / Maybe useful ObjectSpace
euglena1215
2
290
Other Decks in Programming
See All in Programming
torikago - Ruby::Boxで照らすモジュラモノリスの実行境界
se4weed
1
330
php-fpmのプロセスが枯渇した日-調査・対処・そして本当にやるべきだったこと-
shibuchaaaan
0
210
継続モナドとリアクティブプログラミング
yukikurage
3
680
Claude CodeとAgentCore Gatewayを繋ぐ際の認証認可 / Authentication and authorization when connecting Claude Code with AgentCore Gateway
har1101
0
110
ビデオ通話が繋がる0.2秒で何が起きているのか
supurazako
2
170
これって Effect でできたのでは? / TSKaigi Mashup Kansai #2
susisu
0
140
AI時代に設計が 最大の生産性レバーになる 意図駆動開発とデータを消さない設計|Don't Delete Your Data or Your Intent — Design as the Deepest Lever in the AI Era
tomohisa
1
590
ルールを書いて終わらせないハーネスエンジニアリング
yug1224
4
1.8k
PHPだって関数型したい 〜できること、できないこと〜 / fp-in-php
jsoizo
1
270
Welcome to the "Parametricity" 🏙️ − Generic だけど Specific な世界 −
guvalif
PRO
1
200
Japan Community Day at Kubecon + CloudNativeCon Japan 2026: Learning Container Privilege Control by Building My Own Low-Level Container Runtime
ternbusty
1
130
Apache Hive: Toward a Cloud Native Lakehouse
okumin
0
180
Featured
See All Featured
The Cult of Friendly URLs
andyhume
79
7k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
chriscoyier
508
140k
Context Engineering - Making Every Token Count
addyosmani
9
1k
How to Align SEO within the Product Triangle To Get Buy-In & Support - #RIMC
aleyda
2
1.8k
A Tale of Four Properties
chriscoyier
163
24k
Agile Actions for Facilitating Distributed Teams - ADO2019
mkilby
0
240
Mobile First: as difficult as doing things right
swwweet
225
10k
How to Create Impact in a Changing Tech Landscape [PerfNow 2023]
tammyeverts
56
3.4k
Building Applications with DynamoDB
mza
96
7.2k
Paper Plane (Part 1)
katiecoart
PRO
1
10k
The Straight Up "How To Draw Better" Workshop
denniskardys
239
140k
Creating an realtime collaboration tool: Agile Flush - .NET Oxford
marcduiker
35
2.5k
Transcript
גࣜձࣾλΠϛʔɹShintani Teppei GitHub Copilot Λͬͯ ࣗ࡞ϥΠϒϥϦΛ࡞ͬͯΈΑ͏ @euglena1215 ʲϋΠϒϦου։࠵ʳGitHub CopilotͰ͘։ൃੜ࢈ੑ
ࣗݾհ ৽୩ ฏʢ@euglena1215ʣ • גࣜձࣾλΠϛʔ • όοΫΤϯυΤϯδχΞ • ͖ͳΧϨʔϧʔδϟϫΧϨʔதਏ Έͳ͞Μͷ͓͢͢ΊΧϨʔϧʔΛʮ#CopilotͰ͘։ൃੜ
࢈ੑʯͰπΠʔτϙετͯ͠ڭ͍͑ͯͩ͘͞
3
ืूਓͷਪҠ 4 ※1ɿ20224Qͱ20214Qͷൺֱ ίϩφՒʹ͓͍ͯɺ աڈʹྫΛݟͳ͍ఔͷ ՃతߴΛ࣮ݱɻ
એ λΠϛʔɺ ·ͩ GitHub Copilot for Business ༨ͬͯ·͢ɻ
એ ۀͰ GitHub Copilot Λ͍͍ͨํ λΠϛʔʂ ·ͣΧδϡΞϧ໘ஊ͔Βʂ ʮλΠϛʔ ΧδϡΞϧ໘ஊʯͰݕࡧ🔍
גࣜձࣾλΠϛʔɹShintani Teppei GitHub Copilot Λͬͯ ࣗ࡞ϥΠϒϥϦΛ࡞ͬͯΈΑ͏ @euglena1215 ʲϋΠϒϦου։࠵ʳGitHub CopilotͰ͘։ൃੜ࢈ੑ
͜Μͳํ͚ͷൃදͰ͢ • GitHub Copilot ࠷ۙΑ͘ฉ͚͘Ͳ݁ہ·ͩͬͨ͜ͱ͕ͳ͍... ◦ → GitHub Copilot ศར͡ΌΜɻͪΐͬͱ৮ͬͯΈΑ͏͔ͳ
• GitHub Copilot Λ͍͜ͳ͍ͯ͠Δํʮ͔ΔʙʯͱπΠʔτ ͠ͳ͕ΒσϞͷԠԉΛ͓ئ͍͠·͢ʂ
࣍ 1. ͳͥࣗ࡞ϥΠϒϥϦͳͷ͔ 2. ࣮ࡍʹ࣮ͯ͠ΈΔ 3. ͬͯΈͯͲ͏ײ͔ͨ͡
࣍ 1. ͳͥࣗ࡞ϥΠϒϥϦͳͷ͔ 2. ࣮ࡍʹ࣮ͯ͠ΈΔ 3. ͬͯΈͯͲ͏ײ͔ͨ͡
1. ͳͥࣗ࡞ϥΠϒϥϦͳͷ͔ ۀΞϓϦέʔγϣϯ • ݻ༗ͷυϝΠϯϩδοΫΛ࣋ͭ • ۀΞϓϦέʔγϣϯͷίʔυؙ͕ʑެ։͞Ε͍ͯΔ͜ͱগͳ͍ ʢ㲈 σʔληοτ͕গͳ͍ʣ •
ݻ༗ͷυϝΠϯϩδοΫ͕গͳ͍ • ༏लͳϥΠϒϥϦ͕Φʔϓϯιʔεͱͯͨ͘͠͞Μެ։͞Ε͍ͯΔ ʢ㲈 σʔληοτ͕ଟ͍ʣ ࣗ࡞ϥΠϒϥϦ
1. ͳͥࣗ࡞ϥΠϒϥϦͳͷ͔ ۀΞϓϦέʔγϣϯ • ݻ༗ͷυϝΠϯϩδοΫΛ࣋ͭ • ۀΞϓϦέʔγϣϯͷίʔυؙ͕ʑެ։͞Ε͍ͯΔ͜ͱগͳ͍ ʢ㲈 σʔληοτ͕গͳ͍ʣ •
ݻ༗ͷυϝΠϯϩδοΫ͕গͳ͍ • ༏लͳϥΠϒϥϦ͕Φʔϓϯιʔεͱͯͨ͘͠͞Μެ։͞Ε͍ͯΔ ʢ㲈 σʔληοτ͕ଟ͍ʣ ࣗ࡞ϥΠϒϥϦ ิɿ • ͋͘·Ͱ૬ରతͳ • ࣗۀΞϓϦέʔγϣϯΛ։ൃ͢Δࡍʹ GitHub Copilot Λ͍ͬͯͯɺੜ࢈ੑͷ্Λײ͍ͯ͡·͢ɻ • ۀΞϓϦέʔγϣϯͷ։ൃʹ͓͍ͯ GitHub Copilot ͕ ༗༻Ͱͳ͍ͱ͍͏Ͱͳ͍͜ͱΛ͝ೝ͍ࣝͩ͘͞ɻ
࣍ 1. ͳͥࣗ࡞ϥΠϒϥϦͳͷ͔ 2. ࣮ࡍʹ࣮ͯ͠ΈΔ 3. ͬͯΈͯͲ͏ײ͔ͨ͡
2. ࣮ࡍʹ࣮ͯ͠ΈΔ σϞΛ౿·͑ͳ͕Βհ͍͖ͯ͠·͢ɻ σϞͰར༻ͨ͠ιʔείʔυɿ https://github.com/euglena1215/20230830_github_copilot_demo
my_active_model gem Λ࡞தɻࠓ࣮Ͱ͖͍ͯΔͷ͜͜·Ͱɻ 2. ࣮ࡍʹ࣮ͯ͠ΈΔ - લఏ attribute :foo ͱॻ͘ͱ
ରԠͨ͠ίϯετϥΫλɺ getterɺsetter ͕ఆٛ͞ΕΔɻ
attribute ʹҾΛՃͯ͠ɺvalid? ͰܕͷݕূΛߦ͍͍ͨɻ 2. ࣮ࡍʹ࣮ͯ͠ΈΔᶃ - valid? ͷ࣮ ΫϥεͰࢦఆͨ͠ܕͱ͕Ұ க͍ͯ͠Ε
true Λฦ͢ɻ
DEMO 2. ࣮ࡍʹ࣮ͯ͠ΈΔᶃ - valid? ͷ࣮
ઃఆ͞Ε͍ͯΔશ attribute ʹରͯ͠ܕΛݕূͯ͠ ΄͍͠ͷͰఆٛ͞Εͨશ attribute ใΛฦ͢ϝ ιουΛͬͯϧʔϓΛճͦ͏ͱ͢Δͱ...
type ʹ :integer, :string ͳͲͷγϯϘϧͰ ͳ͘ɺ Integer, String ͳͲͷΫϥε͕ ͞ΕΔ͜ͱΛఆ࣮͕ͨ͠ఏҊ͞Ε
ͨɻʢ੯͍͠ʂʣ
ඞਢ߲ΛࢦఆͰ͖Δ required ΦϓγϣϯҰ ॹʹఏҊ͞Εͨɻ͋ͬͯΑͦ͞͏ɻ
ࠓճఏҊΛར༻ͤͣɺܕͷݕূͷ෦ ΛΓग़ͨ͠ valid_type? ϝιου Λ࣮͢Δ͜ͱʹɻ
private ϝιουͱͯ͠ఆٛ͠Α͏ͱ “private” · Ͱೖྗ͢Δͱ valid_type? ϝιουͷఆ͕ٛఏҊ ͞Εͯ...
type Ҿʹ߹ΘͤͯܕͷݕূΛߦ͏࣮ ͕ఏҊ͞Εͨ 🎉
boolean ͷݕূఆ͍ͯ͠ͳ͔ͬͨ ͷͷɺ͋ͬͨํ͕Αͦ͞͏ͳͷͰऔ ΓࠐΉ͜ͱʹɻ
boolean ͷݕূఆ͍ͯ͠ͳ͔ͬͨ ͷͷɺ͋ͬͨํ͕ྑͦ͞͏ͩͱߟ͑ औΓࠐΉ͜ͱʹɻ ͜ΕͰ valid? ϝιουʹΑΔ ܕͷݕূ࣮ྃ 🎉🎉🎉
to_h ΛՃͯ͠࿈ྻʢHashʣͱͯ͠ฦ͍ͨ͠ɻ 2. ࣮ࡍʹ࣮ͯ͠ΈΔᶄ - to_h ͷ࣮
DEMO 2. ࣮ࡍʹ࣮ͯ͠ΈΔᶄ - to_h ͷ࣮
ϝιου໊Λೖྗ͚ͨͩ͠ͰҰൃͰద ͳ࣮͕ఏҊ͞Εͨ 🎉
Enumerable#each_with_object ීஈ ͋·Γ͏͜ͱ͕ͳ͔ͬͨͷͰษڧʹ ͳͬͨɻ
Enumerable#each_with_object ීஈ ͋·Γ͏͜ͱ͕ͳ͔ͬͨͷͰษڧʹ ͳͬͨɻ ͜ΕͰ to_h ϝιουͷ࣮ྃ🎉🎉🎉
to_json ΛՃͯ͠JSONͱͯ͠ฦ͍ͨ͠ɻ 2. ࣮ࡍʹ࣮ͯ͠ΈΔᶅ - to_json ͷ࣮
DEMO 2. ࣮ࡍʹ࣮ͯ͠ΈΔᶅ - to_json ͷ࣮
ͪ͜Βϝιου໊Λೖྗ͢Δ͚ͩͰ ҰൃͰదͳ࣮͕ఏҊ͞Εͨ 🎉
͖ͬ͞ఆٛͨ͠ to_h ϝιου͕ ΘΕͯΔʂ
͖ͬ͞ఆٛͨ͠ to_h ϝιου͕ ΘΕͯΔʂ ͜ΕͰ to_json ϝιου ࣮ྃ🎉🎉🎉
࣍ 1. ͳͥࣗ࡞ϥΠϒϥϦͳͷ͔ 2. ࣮ࡍͲΜͳײ͡ͳͷ͔ 3. ͬͯΈͯͲ͏ײ͔ͨ͡
3. ͬͯΈͯͲ͏ײ͔ͨ͡ GitHub Copilot Λ͏͜ͱͰࣗ࡞ϥΠϒϥϦ࡞ͷϋʔυϧ͕άοͱԼ͕ͬͨʂ - ͖Δલʹ࠷ݶ্͛ΒΕΔ - ࣗ࡞ϥΠϒϥϦ͢Δલʹ͖ͯ͠·͍͕ͪ... -
GitHub Copilot Λ͑ߴʹ։ൃͰ͖ΔͷͰɺ͖Δલʹ࠷ݶͷ࣮Λ্͛ΒΕΔʂ - ֶशڭࡐͱͯ͠⭕ - ීஈΘͳ͍ϝιουͷ͍Ͳ͜ΖΛΕΔ - ϥΠϒϥϦಛ༗ͷநతͳίʔυఏҊͯ͘͠ΕΔ
3. ͬͯΈͯͲ͏ײ͔ͨ͡ GitHub Copilot Λ͏͜ͱͰࣗ࡞ϥΠϒϥϦ࡞ͷϋʔυϧ͕άοͱԼ͕ͬͨʂ - ͖Δલʹ࠷ݶ্͛ΒΕΔ - ࣗ࡞ϥΠϒϥϦ͢Δલʹ͖ͯ͠·͍͕ͪ... -
GitHub Copilot Λ͑ߴʹ։ൃͰ͖ΔͷͰɺ͖Δલʹ࠷ݶͷ࣮Λ্͛ΒΕΔʂ - ֶशڭࡐͱͯ͠⭕ - ීஈΘͳ͍ϝιουͷ͍Ͳ͜ΖΛΕΔ - ϥΠϒϥϦಛ༗ͷநతͳίʔυఏҊͯ͘͠ΕΔ ॳڃऀʹͱͬͯ։ൃͷิॿྠͱͯ͠ɺதڃɾ্ڃऀʹͱͬͯ։ൃͷ ϒʔελʔͱͯ͠ GitHub Copilot ΛҰՈʹҰ͍͔͕Ͱ͠ΐ͏͔ʁ