Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Why I use Guard

Avatar for Keith Pitty Keith Pitty
May 26, 2016
Programming
0
140

Why I use Guard

Lightning Talk given at Melbourne Ruby Meetup on 25 July, 2016
Avatar for Keith Pitty

Keith Pitty

May 26, 2016
Tweet

More Decks by Keith Pitty

See All by Keith Pitty
Succeeding with Remote Retrospectives
Avatar for Keith Pitty keithpitty
0
200
What were they thinking?
Avatar for Keith Pitty keithpitty
0
200
How not to have future developers curse you
Avatar for Keith Pitty keithpitty
1
70
How not to give advice (about Markdown)
Avatar for Keith Pitty keithpitty
0
87
Morphing your Ruby into Civil Tech
Avatar for Keith Pitty keithpitty
0
89
Loving Legacy Code
Avatar for Keith Pitty keithpitty
0
630
Better OO Design in Rails
Avatar for Keith Pitty keithpitty
0
76

Other Decks in Programming

See All in Programming
Spring gRPC で始める gRPC 入門 / Introduction to gRPC with Spring gRPC
Avatar for mackey0225 mackey0225
2
470
実践ArchUnit ～実例による検証パターンの紹介～
Avatar for 荻原利雄 ogiwarat
2
240
関数型まつり2025登壇資料「関数プログラミングと再帰」
Avatar for Taison Tsukada taisontsukada
2
740
PT AI без купюр
Avatar for Vladimir Kochetkov v0lka
0
220
「ElixirでIoT!!」のこれまでとこれから
Avatar for takasehideki takasehideki
0
330
Javaに鉄道指向プログラミング (Railway Oriented Pro　gramming) のエッセンスを取り入れる/Bringing the Essence of Railway-Oriented Programming to Java
Avatar for takumi.okamoto cocet33000
2
510
XSLTで作るBrainfuck処理系
Avatar for MakKi makki_d
0
180
ワンバイナリWebサービスのススメ
Avatar for mackee mackee
10
7.7k
eBPFを用いたAIネットワーク監視システム論文の実装 / eBPF Japan Meetup #4
Avatar for Yuuki Tsubouchi (yuuk1) yuukit
3
730
Babylon.js 8.0のアプデ情報を 軽率にキャッチアップ / catch-up-babylonjs-8
Avatar for にー兄さん drumath2237
0
120
Perlで痩せる
Avatar for Yuuki Shimizu yuukis
1
680
「兵法」から見る質とスピード
Avatar for ICKX ickx
0
260

Featured

See All Featured
Visualizing Your Data: Incorporating Mongo into Loggly Infrastructure
Avatar for mongodb mongodb
46
9.6k
Stop Working from a Prison Cell
Avatar for Chris Michel hatefulcrawdad
269
20k
Speed Design
Avatar for Sergey Chernyshev sergeychernyshev
30
990
Optimizing for Happiness
Avatar for Tom Preston-Werner mojombo
379
70k
Sharpening the Axe: The Primacy of Toolmaking
Avatar for Bryan Cantrill bcantrill
42
2.4k
Product Roadmaps are Hard
Avatar for C. Todd Lombardo iamctodd
PRO
53
11k
実際に使うSQLの書き方 徹底解説 / pgcon21j-tutorial
Avatar for soudai sone soudai
PRO
180
53k
Building a Scalable Design System with Sketch
Avatar for Laura Van Doore lauravandoore
462
33k
Improving Core Web Vitals using Speculation Rules API
Avatar for Sergey Chernyshev sergeychernyshev
16
910
How To Stay Up To Date on Web Technology
Avatar for Chris Coyier chriscoyier
790
250k
RailsConf 2023
Avatar for Aaron Patterson tenderlove
30
1.1k
Easily Structure & Communicate Ideas using Wireframe
Avatar for Afnizar Nur Ghifari afnizarnur
194
16k

Transcript

  1. WHY I USE GUARD KEITH PITTY

  2. None

  3. WHY?

  4. None

  5. FAST AUTOMATIC FEEDBACK

  6. FIN!

  7. None
  8. None

  9. OH, OK …

  10. None

  11. HOW?

  12. guard-rspec

  13. REMEMBER AUTOTEST?

  14. GuardFile

  15. guard :rspec, cmd: 'zeus rspec' do watch('spec/spec_helper.rb') { "spec" }

    watch(%r{^spec/.+_spec\.rb$}) watch(%r{^app/(.+)\.rb$}) { |m| "spec/ #{m[1]_spec.rb" } # etc. end

  16. guard :rspec, cmd: 'zeus rspec'

  17. None
  18. None
  19. None

  20. < 1 SECOND

  21. None

  22. GuardFile

  23. CURATION

  24. watch('app/views/feeds/facebook/_encoded_content.erb') { "spec/controllers/feeds/facebook_controller_spec.rb" }

  25. WHEN A FILE CHANGES …

  26. AFFECTED TESTS RUN AUTOMATICALLY

  27. None

  28. FOCUS

  29. SPECIFIC TEST

  30. it "does what it should" do, focus: true # expect

    something end
  31. None

  32. FIRST 10 FAILED SPECS

  33. guard :rspec, cmd: 'zeus rspec', failed_mode: :focus do # etc.

    end

  34. guard-rspec

  35. FAST AUTOMATIC FEEDBACK

  36. None

  37. ALSO …

  38. guard-teaspoon

  39. guard-livereload

  40. guard-bundler

  41. guard-ctags-bundler

  42. AUTOMATION

  43. None

  44. NEXT?

  45. None

  46. guard-rubocop

  47. WHY DO I USE GUARD?

  48. FAST AUTOMATIC FEEDBACK

  49. UNDERSTAND NOW?

  50. None
  51. None

  52. THANK YOU!

  53. @keithpitty