コードレビュー自動化の最前線から

Rails Developers Meetup 2018 https://railsdm.github.io/

Transcript

1. ίʔυϨϏϡʔࣗಈԽͷ ࠷લઢ͔Β দຊफଠ࿠
 !TPVUBSP
2. !TPVUBSP w দຊफଠ࿠
   w 4JEF$*Λ։ൃ͍ͯ͠ΔʢޙͰ৮ΕΔʣ
   w 3VCZͷܕݕࠪثΛ࡞͍ͬͯΔʢࠓ೔͸৮Εͳ͍ʣ
 IUUQTHJUIVCDPNTPVUBSPTUFFQ
3. ίʔυϨϏϡʔ͸೉͍͠
5. ίʔυϨϏϡʔͷ೉͠͞ w ΊΜͲ͍͘͞
   w ͕͔͔࣌ؒΔ
   w ਓؒؔ܎ Ͱ͖Δ͚ͩػցʹ΍Β͍ͤͨ
6. ίʔυϨϏϡʔͱ͸ w ໰୊ͷ͋ΔίʔυΛݟ͚ͭͯमਖ਼͢ΔΑ͏ʹ͓ئ͍͢Δ
   w ιϑτ΢ΣΞΛϝϯςφϯε͠΍͍͢ঢ়ଶʹอͭ
   w ෆ۩߹Λݟ͚ͭΔ
7. ίʔυϨϏϡʔͷࣗಈԽ w ͳΜΒ͔ͷπʔϧͰɺ໰୊Λൃݟͯ͠։ൃऀʹमਖ਼Λଅ͢
   w ࣗಈϨϏϡʔͰ͸શͯͷ໰୊ΛൃݟͰ͖ͳ͍ͷͰɺ࠷ऴత ʹ͸ਓ͕ؒ֬ೝ͢Δ
   w ໰୊ͷ૯ྔ͸มΘΒͳ͍͕ɺਓ͕ؒ֬ೝ͠ͳ͍ͱ͍͚ͳ ͍໰୊ͷྔ͕ݮΔ
8. ίʔυͷ໰୊ w Ұൠతͳ໰୊
   w ෆద੾ͳ໊લ
   w ෼ׂ͕ඞཁͳίʔυ
   w ௕͗͢Δߦ
   w ྑ͘ͳ͍ந৅Խ
   w ϓϩδΣΫτݻ༗ͷ໰୊
9. ϓϩδΣΫτݻ༗ͷ໰୊ʢྫʣ
10. ϓϩδΣΫτݻ༗ͷ໰୊ʢྫʣ
11. ϓϩδΣΫτݻ༗ͷ໰୊ w ҰൠతͳϕετϓϥΫςΟεͱҰக͠ͳ͍͠ɺໃ६͢Δ͜ ͱ͢Β͋Δ
    w Ұൠతͳ໰୊Ͱ͸ͳ͍ͷͰɺϓϩδΣΫτʹ௕ؔ͘Θͬͯ ͍Δਓ͔͠஌Βͳ͍
    w ద༻Ͱ͖Δൣғ͕ۃΊͯڱ͍
12. ՝୊ w ։ൃΛԁ׈ʹਐΊΔͨΊͷϓϩδΣΫτݻ༗ͷϧʔϧ͸ɺ Ұൠతͳ-*/5πʔϧͰ͸ΧόʔͰ͖ͳ͍
    w ϓϩδΣΫτͷ੒௕ʹͱ΋ͳͬͯେ͖ͳ໰୊ʹͳΔ
    w ৽͍͠ϝϯόʔ͕Ճೖͯ͠஍ཕΛ౿Ήճ਺͕૿͑Δ
    w Α͘஌Βͳ͍"1*ͷ਺͕૿͑Δ
13. ղܾํ๏ w 3VCP$PQʹ13͢Δ
    w 3VCP$PQͷϓϥάΠϯΛ࡞Δ
14. ͍΍͍΍͍΍ w Ұൠతͳϓϩάϥϛϯάͷ໰୊Ͱ͸ͳ͍ͷͰɺ13ͮ͠Β ͍
    w ར༻ऀ͕ਓ͘Β͍͔͍͠ͳ͍ϓϥάΠϯͱ͔࡞Γͨ͘ͳ ͍͠ϝϯςφϯεͨ͘͠ͳ͍
15. 3VCZϓϩάϥϛϯά͕೉͗͢͠Δ w ΄ͱΜͲͷ৔߹͸ಛఆͷ໊લͷࢀরΛݕग़Ͱ͖Ε͹ྑ͍
    w ϓϩάϥϛϯά͠ͳ͍ͱղ͚ͳ͍໰୊Ͱ͸ͳ͍ͷʹɺ 3VCZͰॻ͘ͷ͸ແବͳίετ
    w ίετ͕ߴ͗͢ΔͷͰར༻ऀ਺͕े෼ʹଟ͘ͳ͍ͱ։ൃ ͍ͨ͠ؾ࣋ͪʹͳΒͳ͍
16. ղܾํ๏ w ؆୯ʹϧʔϧΛ௥ՃͰ͖Δ-*/5πʔϧΛ։ൃ͢Δ
    w ݕ͍ࠪͨ͜͠ͱࣗମ͸؆୯ͳͷͰɺখ͞ͳݴޠΛ࡞Δ ͜ͱͰ3VCZϓϩάϥϛϯά͠ͳͯ͘΋ରԠͰ͖Δ
    w ؆୯ʹϧʔϧ͕௥ՃͰ͖ΔͷͰΈΜͳϓϩδΣΫτຖ ʹϧʔϧΛ͡ΌΜ͡ΌΜ௥Ճ͢Δʢ͸ͣʣ
17. ਖ਼نදݱͱಉ͡ߏ଄ w ਖ਼نදݱ
    
    ੍ݶ͞Εͨϓϩάϥϛϯάݴޠ
    w จࣈྻ͕͋Δੑ࣭Λຬ͔ͨ͢Ͳ͏͔ΛݕࠪͰ͖Δ
    w ʮϝʔϧΞυϨεͬΆ͍ײ͔͡Ͳ͏͔ʯ
    w ͳΜͰ΋Ͱ͖ΔΘ͚Ͱ͸ͳ͍͕ɺҰൠతͳϓϩάϥϛ ϯάݴޠΑΓ΋֮͑Δͷ͕؆୯
    w ਖ਼نදݱͰࡁΉ໰୊ͳΒɺਖ਼نදݱͰࡁ·ͤΔํָ͕ͳ ͜ͱ͕ଟ͍
18. ࡞ͬͨ $ gem install querly IUUQTHJUIVCDPNTPVUBSPRVFSMZ
19. rules:
 - id: com.sideci.env
 pattern: ENV
 message: |
 ؀ڥม਺Λ࢖͏ͱ͖͸ .env.sample ʹ
 αϯϓϧΛೖΕ͍ͯͩ͘͞
20. rules:
 - id: com.sideci.env
 pattern: octokit()
 message: |
 octokit Ͱ͸ͳ͘ɺϦτϥΠͱ͔Λྑ͍ײ͡ʹ
 ΍ͬͯ͘ΕΔ with_octkit Λ࢖͍·͠ΐ͏
21. ύλʔϯ w Ҿ਺Λ൐͏ϝιουݺͼग़͠
 has_many(_, class_name: _, !inverse_of: _, ...) w Ϩγʔόͷࢦఆ
 :string:.freeze() w ϒϩοΫͷ༗ແͷࢦఆ
 _.count() !{} w จ຺
 save(!validate: false) [!conditional]
22. - id: com.sideci.link_to_with_method pattern: "link_to(..., method: _, ...)" message: | GETҎ֎ΛϦϯΫͰ࣮૷͠ͳ͍Ͱ͍ͩ͘͞ formΛ࢖͏͔ɺAjaxͰ໌ࣔతʹ࣮૷͠·͠ΐ͏ɻ
23. - id: com.sideci.with_octokit pattern: - "with_octokit(_)" message: with_octokit ͸࢖༻ՄೳͳτʔΫϯΛ୳ͨ͢Ίɺ
 ౉͞ΕͨϒϩοΫΛϦτϥΠ͠·͢ɻ
 ϒϩοΫ͸ϦτϥΠ͞Εͯ΋ྑ͍Α͏ʹͳ͍ͬͯ·͔͢ʁ justification: - ϒϩοΫ͕ϦτϥΠ͞Εͯ΋໰୊ͳ͍Α͏ʹ࣮૷͞Ε͍ͯΔ৔߹
24. - id: com.sideci.repository.full_name pattern: api_github_repository.full_name message: | GithubRepository#full_name Λ࢖͍·͠ΐ͏ examples: - before: repo.api_github_repository.full_name after: repo.full_name
25. - id: com.sideci.remove_column pattern: - 'remove_column(:symbol:, ...)' message: | ෳ߹ΠϯσοΫε͕ઃఆ͞Ε͍ͯΔΧϥϜΛ࡟আ͢Δࡍʹ͸ɺ
 ઌʹΠϯσοΫεΛ࡟আ͢ΔΑ͏ʹ͍ͯͩ͘͠͞ examples: - before:
 "remove_column :organizations, :plan_id"
26. - id: com.sideci.pusher pattern: Pusher.trigger message: | Pusher.triggerΛ௚઀࢖͏ͷΛ΍Ί·͠ΐ͏ `PusherNotification` ʹΠϕϯτΛఆٛͯ͠࢖͍·͠ΐ͏ɻ `PusherNotification.trigger` ͸ΤϥʔॲཧΛؚΜͰ͍·͢ɻ examples: - before:
 Pusher.trigger("#{user.id}", "reload-dashboard", {}) after: PusherNotification.new_repository_added(user)
27. - id: com.sideci.use_pluck pattern: "all.map(&:symbol:)" examples: - before: "Tool.all.map(&:id)" after: "Tool.pluck(:id)" message: |
 ActiveRecordͰ͸all.map(&:id)Λ͢ΔΑΓ
 pluck(:id)Λ࢖͏ํ͕ߴ଎Ͱ͢ɻ
28. ࢖͍ಓ w มͳ"1*ͷ࢖͍ํΛ͍ͯͨ͠ΒࣤΔ
    w ʮTBWFͨ͠ΒฦΓ஋Λ֬ೝ͠Α͏ʯ
    w "1*Λ%FQSFDBUF͢Δ
    w ʮ0K͸΋͏࢖Θͳ͍Α͏ʹ͠·͠ΐ͏ʯ
    w "1*ʹؔ͢Δิ଍৘ใΛग़͢
    w DPVOUͱTJ[Fͷҧ͍
    w ʮXJUI@PDUPLJU͸ϦτϥΠ͢Δ͔ΒCMPDLͷத਎͸࠶࣮ߦ͞ Εͯ΋յΕͳ͍Α͏ʹͯ͠Ͷʯ
29. ໾ʹཱͭͷʁ w গͳ͘ͱ΋4JEF$*ࣾ಺Ͱ͸࢖͍ͬͯΔ
    w ΈΜͳؾܰʹϧʔϧΛ௥Ճ͍ͯ͠Δ
    w 13ΛϨϏϡʔ͍ͯͯ͠܁Γฦ͠ʹؾ͍ͮͨΒ2VFSMZʹ ௥Ճ͢Δ
    w 13Λ࡞͍ͬͯͯɺͳʹ͔Λ%FQSFDBUF͍ͨ͠ͱ͖ʹ͸ 2VFSMZʹ௥Ճ͢Δ
    w ਫ਼౓͸ѱ͍͚Ͳɺؾʹ͠ͳ͍
30. ਫ਼౓͕ѱ͍ w ໊લͰϚονϯά͍ͯ͠Δ͚ͩͳͷͰɺGBMTF
    QPTJUJWF͕ଟ͍
    ˠ
    ҙਤ͞ΕͨσβΠϯ
    w ϧʔϧΛؾܰʹ௥ՃͰ͖Δ͜ͱͷํ͕େ੾
    w ʮࡶʹϧʔϧΛ௥Ճͯ͠ɺࡶʹݕࠪ͢Δʯ
    w ϊΠζରࡦ͸ͦͷ্ͷϨΠϠͰؤுΔ
    w 13Ͱมߋͨ͠ͱ͜Ζ͚ͩΛදࣔͯ͠ઈର਺ΛݮΒ͢
    w 044
    SFWJFXEPH
    Ͱ΍Δ͔ɺۚͰԥΔ
    4JEF$*
31. sideci.com
32. ·ͱΊ w ϓϩδΣΫτݻ༗ͷϧʔϧΛؾܰʹ௥Ճͯ͠ɺίʔυϨ ϏϡʔΛޮ཰Խ͠Α͏
    w 
    HFN
    JOTUBMM
    RVFSMZ
    w 2VFSMZΛ࢖͏ͳΒ4JEF$*ʢ3VCP$PQ΋࢖͑Δʂʣ
    w HFNΛ࡞Δͱ͖ʹ͸:PVUVCFSͱͷ໊લͷিಥʹ஫ҙ͢Δ