Extending Rails for Real World App Development

Transcript

1. 1.

   ຖ೔ͷ։ൃʹ໾ཱͭ RailsϓϥάΠϯ
 ͮ͘Γͷൿ݃ @a_matsuda

2. 2.

   ࠷ॳʹ͓஌Βͤ 3ͭ

3. 3.

   None
4. 4.

   RubyKaigiͷLTͷϓϩϙʔβϧड෇தʂ ໌ޙ೔·Ͱʂ

5. 5.

   RejectKaigiͷϓϩϙʔβϧ΋ืूதʂ ࠓ݄͍ͬͺ͍ʂ

6. 6.

   None
7. 7.

   Asakusa.rb Ֆݟ΍Γ·͢ʂ
 དྷिͷ౔༵೔ʂ

8. 8.

   ࠓ೔࿩͢͜ͱ ൺֱత࠷ۙ࡞ͬͨgemͷ࿩ ͋Δ͍͸ ਓ͸ͳͥgemΛ࡞Δͷ͔

9. 9.

   ࠓ೔࿩͢͜ͱ ͦΕ͔Βɺ

10. 10.

    ࠓ೔࿩͢͜ͱ ςετίʔυ͕։ൃΛ
 υϥΠϒ͢Δ࿩

11. 11.

    ࠓ೔࿩͞ͳ͍͜ͱ action_args active_decorator database_rewinder gem_src i18n_generators jb kaminari motorhead rfd

    stateful_enum string_template traceroute ...
12. 12.

    Question

13. 13.

    Կ͔࣮༻ϨϕϧͷgemΛࣗ෼Ͱ࡞ͬͯ
 ϦϦʔεͯ͠Έͨ͜ͱ͕͋Δਓ ✋

14. 14.

    ͍·खΛڍ͛ͯͳ͍ਓͨͪʹ
 ݴ͍͍ͨ

15. 15.

    Why Don't You Create
 Your Own Gems?

16. 16.

    ͳͥgemΛ࡞Βͳ͍ͷ͔ʁ ·ͨ͸ɺਓ͸ͳͥgemΛ
 ࡞Δͷ͔ʁ

17. 17.

    ๻ͷ৔߹͸ɺ΄΅100%
 ʮݱ৔ͷ໰୊Λղܾ͢ΔͨΊʯ

18. 18.

    Case #1

19. 19.

    ݱ৔ͷ໰୊ ςετ͸΋ͪΖΜॻ͔ͳͬͪ͘Ό͋
 ͍͚ͳ͍ Ͱ΋E2Eςετॻ͘ͷΊΜͲ͍ ߲໨͕૿͖͑ͯͨΓ͢ΔͱͭΒ͍

20. 20.

    ͖͔͚ͬ

21. 21.

    ͖͔͚ͬ

22. 22.

    ͖͔͚ͬ ৽نϓϩδΣΫτΛ࢝ΊΔʹ͋ͨͬͯɺ E2Eςετͱ͔͋Μ·Γॻ͍ͨ͜ͱ
 ͳ͍͍ͬͯ͏ए͍ϝϯόʔ΋ډͨ ୭Ͱ΋ςετ͕αΫαΫͬͱॻ͚Δͱ
 ͍͍ͳ͊ɺͱࢥͬͯ࡞ͬͯΈͨ

23. 23.

    heavens_door

24. 24.

    ͜ͷgemΛ࡞Δʹ͋ͨͬͯ
 ؾΛ͚ͭͨ͜ͱ ͱʹ͔͘୯ػೳʹ͢Δ

25. 25.

    ϒϥ΢βͷૢ࡞Λه࿥ͯ͠Capybaraͷ γφϦΦΛ࡞ΔϓϥάΠϯ ͘͢͝௚ײత

26. 26.

    ࢖͍ํ͸READMEʹషͬͨΞχϝgifΛ ݟΕ͹͙͢Θ͔ΔͷͰɺઆ໌͸লུ

27. 27.

    heavens_door https:/ /github.com/ amatsuda/heavens_door

28. 28.

    ͱ͜ΖͰɺ

29. 29.

    ͝هԱͷํ΋Կ໊͔͍Βͬ͠Όͬͨ Α͏Ͱ͕͢ɺ

30. 30.

    ࣮͸ɺ͜ͷίϯηϓτ͸શવ
 ৽͘͠ͳͯ͘ɺ

31. 31.

    ͸Δ͔ੲʹhocus_pocusͰ
 Ұ౓΍ͬͨ͜ͱͷম͖௚͠

32. 32.

    Case #2

33. 33.

    hocus_pocus ྺ࢙ͷڱؒʹຒ΋ΕͨΦʔύʔπ ௒ଟػೳͳϒϥ΢β಺౷߹։ൃ
 ؀ڥΈ͍ͨͳ΋ͷΛ໨ࢦͨ͠

34. 34.

    ͜Ε͸ɺԿ͔ղܾ͍ͨ͠໰୊͕͋ͬͨͱ͍͏ΑΓ͸ɺ ࡞Εͦ͏ͳؾ͕͔ͨ͠Β࡞Γ࢝ΊͯΈͨɺͱ͍͏ײ͡

35. 35.

    hocus_pocusͷߏ଄ main_appʹmount͞Εͨhocus_pocus
 Τϯδϯ͕͞Βʹ4ͭͷαϒmountable engine Λmountͯ͠Δͱ͍͏ແବʹෳࡶͳߏ੒ ౰࣌ੈքॳͩͬͨ͸ͣͩ͠ɺͨͿΜະͩʹ
 ͦΜͳengine͸ଞʹແ͍ͷͰ͸ͳ͍͔

36. 36.

    hocus_pocusͷࢥ૝ "resource missing" driven development ϖʔδ಺ʹWikiNameΛॻ͍ͨΒɺ
 ৽͍͠Wikiϖʔδ΁ͷϦϯΫʹͳͬͯ͘
 ͋ͷײ͡

37. 37.

    ͱ͔2019೥ʹݴͬͯ΋ɺ͋Μ·Γ
 ఻ΘΒͳͦ͏ͳͷͰ

38. 38.

    ͓Αͦ7೥ͿΓʹDEMO

39. 39.

    7೥લ

40. 40.

    hocus_pocus https:/ /github.com/ amatsuda/hocus_pocus

41. 41.

    9೥લʹ࡞Γ࢝Ίͨ΍ͭ ·ͬͨ͘ྲྀߦΒͳ͔ͬͨ ͱ͍͏͔׬੒͢Β͠ͳ͔ͬͨ

42. 42.

    hocus_pocusͷͦͷޙ ૖େͳߏ૝͸৭ʑ͚͋ͬͨͲɺ
 ΍Δؾ͕࣋ଓͤͣʹdiscon

43. 43.

    ΋͏ͪΐ͍׬੒౓͕ߴ͘ͳͬͨΒυΩϡϝϯτ
 ͱ͔΋ͪΌΜͱॻ͜͏ɺͱࢥͬͯͨ ͚ͲɺͦΜͳ೔͸དྷͳ͔ͬͨ

44. 44.

    ͔͜͜Βಘͨڭ܇ ݱ৔ͷ໰୊υϦϒϯ͡Όͳ͍झຯͷ։ൃ͸Ϟνϕʔ γϣϯͷҡ͕࣋೉͍͠ খ͘͞࡞ͬͯૣΊʹϦϦʔεɺ͕΍ͬͺΓେࣄ υΩϡϝϯςʔγϣϯେࣄ ͦ΋ͦ΋࢖͍ํ͕೉͗͢͠Δπʔϧ͸࢖ͬͯ΋Β͑
 ͳ͍

45. 45.

    খ͘͞࡞ͬͯૣΊʹϦϦʔεɺ
 ͕΍ͬͺΓେࣄ ࢥ͍͍ͭͨΞΠσΞ͸͙͢ʹ࣮૷ Ͱ͖ΔαΠζ͡Όͳ͍ͱɺͳΜ ͔ͩͬͨ๨ΕΔ

46. 46.

    υΩϡϝϯςʔγϣϯ େ࡞ͳgem͸υΩϡϝϯτΛॻ͘
 োน͕ߴ͍ ͦ͏͍͏ҙຯͰ΋ػೳ͸গͳ͍
 ΄͏͕ྑ͍

47. 47.

    ͦ΋ͦ΋࢖͍ํ͕೉͗͢͠Δπʔϧ ͸࢖ͬͯ΋Β͑ͳ͍ ίϯηϓτ͕ಛघͩͬͨΓ͢Δ ͱɺ఻ΘΒͣʹऴΘΔ

48. 48.

    hocus_pocusͰͷࣦഊΛ׆͔ͯ͠ heavens_doorͰ΍ͬͯΈͨ͜ͱ

49. 49.

    Ξχϝgif

50. 50.

    Ξχϝgif͍͢͝

51. 51.

    ʮݴ༿ʯͰͳ͘ʮ৺ʯͰ
 ཧղͰ͖Δʂ

52. 52.

    Ͱ΋ɺ͜ͷϝιου͕ద༻Ͱ͖ΔRuby ͷϥΠϒϥϦ͸ͦΜͳʹଟ͘ͳ͍͔΋ʁ ࣮ࡍɺࣗ෼͕࡞ͬͨଞͷϥΠϒϥϦͰ͜ͷϝιου
 ͕׆༻Ͱ͖Δ͔Ͳ͏͔ߟ͑ͯΈ͚ͨͲɺ࣮ࡍͳ͔ͳ͔
 νϟϯε͸ͳͦ͞͏ ͯͳΘ͚ͰɺRubyͷϥΠϒϥϦΑΓ΋JSͱ͔ͷ
 ϥΠϒϥϦͷํ͕⭐ΛूΊ΍ͦ͢͏ɺ͍ͬͯ͏࿩͸
 ͋ΔΜͩΑͳ͊

53. 53.

    ͱ͜ΖͰɺ͜ͷϒϥ΢β಺ͰΞϓϦ Λ։ൃ͍ͯ͘͠ͱ͍͏ίϯηϓτ 2019೥ʹͳͬͯɺ͋ͷ”conductor”͕ ੝Γ্͕ΓΛݟͤΔػӡ ͜Ε͔Β·ͩ·ͩՄೳੑͷ͋Δ෼໺
 ͳͷͰ͸

54. 54.

    ͦ͜Ͱɺϒϥ΢βͰԿ͔͢Δ΍ͭΛ
 ΋͏1ͭ

55. 55.

    Case #3

56. 56.

    ݱ৔ͷ໰୊ ERਤ͕ݟ͍ͨʂ

57. 57.

    ݱ৔ͰERਤݟ͍ͨͰ͢ΑͶʁ ͨͱ͑͹ͪΐͬͱΤϯλʔϓϥΠ ζͬΆ͍Ҋ݅ʹ్த͔Βࢀըͨ͠ ࣌ͱ͔

58. 58.

    ͦ͜Ͱerd RailsΞϓϦʹmountͯ͠࢖͏ engine ਌ΞϓϦͷERਤΛϒϥ΢β಺ʹදࣔ ͍ͭͰʹૢ࡞

59. 59.

    ૢ࡞ʁ create tableͱ͔alter tableͱ͔ migrationΛ࡞੒ɺ࣮ߦ migrationͷॻ͖ํΛ֮͑ΒΕͳ͍/ࢥ͍ग़ͤͳ͍
 ਓʹ͓͢͢Ί migration ͕ʮݴ༿ʯͰͳ͘ʮ৺ʯͰ(ry

60. 60.

    DEMO

61. 61.

    Status of erd ͥΜͥΜະ׬੒ UI͕͍Ζ͍ΖϏϛϣʔ ΋ͬͱϒϥογϡΞοϓ͍ͨ͠ؾ࣋ͪ͸͋Δ͚ͲJSॻ͘ͷ
 ͠ΜͲ͍ coffeeͰࡶʹॻ͍ͯdecafͨ͠ίʔυ͕΋͸΍ϝϯςෆೳϨϕϧ ୭͔JS͕ಘҙͳํɺॿ͚͍ͯͩ͘͞ʂʂʂʂ(੾࣮)

62. 62.

    erd https:/ /github.com/ amatsuda/erd

63. 63.

    ͯ͞ɺ࿩͸มΘͬͯɺϒϥ΢β্ͰΤϯϓϥ
 ͬΆ͍ਤΛදࣔ͢ΔengineΛ΋͏1ͭ

64. 64.

    Case #4

65. 65.

    ݱ৔ͷ໰୊ ࠓ౓͸ը໘ભҠਤ͕ݟ͍ͨʂ

66. 66.

    ͜Ε΋ݱ৔ͷ੾࣮ͳ໰୊ routes.rb ΛݟΕ͹Ϧιʔεͷ
 Ұཡ͸Θ͔Δ Ͱ΋ͭͳ͕Γ͸ݟ͑ͳ͍

67. 67.

    ΍ͬͺը໘ભҠਤ

68. 68.

    ίϯηϓτ ը໘ભҠਤͬͯੲ͸ΈΜͳखඳ͖ ͯͨ͠΋ͷ͚ͩͲɺߟ͑ͯΈͨΒ ͜Εͬͯੜ੒Ͱ͖ΔΜ͡Όͳ͍ ͔ʁ

69. 69.

    roundabout

70. 70.

    DEMO

71. 71.

    ΍ͬͯΔ͜ͱ E2Eςετ಺Ͱ࣮ߦ͞Εͨը໘
 ભҠΛશͯه࿥ ͦͷ݁ՌΛਤࣔ

72. 72.

    ͜Ε͕ԿΛද͍ͯ͠Δͷ͔ ࣮ࡍʹ࣮૷͞Εͯͯςετ͞Εͯ ͍Δը໘ભҠΛه࿥ ͨͩͷ routes.rb ͷਤࣔͱ͸ҧ͏

73. 73.

    ςετ͕ͪΌΜͱॻ͔Ε͍ͯΔ͔ͷ ֬ೝʹͳΔ ͋ΔҙຯΧόϨοδͷදࣔͷҰछ ͷΑ͏ͳ΋ͷͱݴ͑Δ͔΋

74. 74.

    ͜ͷgemͷΑ͞ ॻ͍ͨςετ͕ܗΛม͑ͨࢿ࢈ʹ ͳΔͷ͕Α͍

75. 75.

    ࣍͸΋͏1ͭɺςετࢿ࢈Λ׆͔͢΍ͭ Λ͝঺հ

76. 76.

    Case #5

77. 77.

    ݱ৔ͷ໰୊ RailsΞοϓάϨʔυͰσάϨ
 ͨ͘͠ͳ͍

78. 78.

    still_life

79. 79.

    still_lifeͰͰ͖Δ͜ͱ ςετΛ૸Βͤͨࡍʹɺςετத ʹrender͞ΕͨHTMLΛશ෦
 ϑΝΠϧʹॻ͖ग़͢

80. 80.

    ͍͢͝ྗٕͳϓϥάΠϯ

81. 81.

    ໨త ΞϓϦέʔγϣϯίʔυͷॻ͖׵͑
 લޙʹɺϢʔβʔʹಧ͚͍ͯΔ΋ͷ ͕มԽ͍ͯ͠ͳ͍͜ͱΛ֬ೝͰ͖Δ

82. 82.

    ಛ௃ ը໘Λ౿ΜͰճΔ͚ͩͰྑͯ͘ɺ ΞαʔγϣϯΛॻ͔ͳͯ͘ྑ͍
 ͷͰָνϯ

83. 83.

    Ͳ͏͍͏࣌ʹ࢖͏ͷ͔ ಛʹRailsͷΞοϓάϨʔυ͕
 ૝ఆ༻్ Ұൠతʹ֤छϦϑΝΫλϦϯάͷ ࢧԉʹͳΔ͸ͣ

84. 84.

    ͦ΋ͦ΋ͷݩωλ 2011೥ʹɺΫοΫύουͷRails ͷόʔδϣϯΛ্͛Δ࣌ʹηίϯ ͞Μ͕ॻ͖ࣺͯͨεΫϦϓτ

85. 85.

    https:/ /speakerdeck.com/a_matsuda/the-recipe- for-the-worlds-largest-rails-monolith?slide=129

86. 86.

    cookpad

87. 87.

    ·͞ʹݱ৔ͷ໰୊Λత֬ʹղܾ͢Δ ৬ਓٕ

88. 88.

    gemԽʹ͋ͨͬͯɺҎԼͷશ໘αϙʔτ
 Λ௥Ճ Capybara 3 RSpec 3 test-unit minitest

89. 89.

    օ͞Μͷݱ৔Ͱ΋΋͏͖͡ Rails 5.2 -> 6.0 ͷΞοϓάϨʔυۀ͕࢝·Δͱࢥ͍·͕͢ɺ ͔ͳΓ༗༻͔΋͠Εͳ͍ͷͰɺ
 Ͳ͏ͧ͝׆༻͍ͩ͘͞

90. 90.

    ͱ͜ΖͰɺ͜ͷϥΠϒϥϦͷओͳೳྗ͸
 ΞϓϦΛ͜͡։͚ͯಈ࡞Λه࿥͢Δελϯυ ͜ͷೳྗͬͯɺ͜Εͦ͜
 "heavens_door" ͡Ό͋Ͷ͔͑ʂ

91. 91.

    ͱࢥ͚ͬͨͲɺͦͷ໊લͷgem͸طʹ औΒΕͯ͠·͍ͬͯͨͷͰ͋ͬͨ

92. 92.

    ໊લॏཁ gemͷ໊લ͚ͭΔͷ೉͍͠……

93. 93.

    ͜ΕΛ8೥ӽ͠ͰgemԽ͖͔͚ͨͬ͠ ࣗ࡞ςϯϓϨʔτΤϯδϯͷಈ࡞ݕূͷ ͨΊʹཉ͘͠ͳͬͨ ๭ΠϯλʔωοτՈܭ฽ͷRailsΞοϓ άϨʔυͷࡍʹ͜ΕͷଘࡏΛࢥ͍ग़ͨ͠

94. 94.

    Money Forward

95. 95.

    ʮࣗ࡞ςϯϓϨʔτΤϯδϯʯ

96. 96.

    Case #6

97. 97.

    Himl

98. 98.

    Himl ͖͔͚ͬ͸ɺӬ࿨γεςϜϚωδ ϝϯτͰຖ݄΍ͬͯΔOSSύον ձ

99. 99.

    ͷ͋ͱͷҿΈձ

100. 100.

     Ӭ࿨γεςϜϚωδϝϯτ

101. 101.

     kamipo͞Μͷ۪ஒ kamipo: ձࣾͰHaml࢖ͬͯΔ͚ͲɺHaml ͱ͔Slimͱ͔จ๏͕Ṗ֮͗ͯ͑͢ΒΕ΁Μ ΘɻERBͰྑ͘ͳ͍ʁ me: ͍΍ʔɺHaml௒͍͍ͬ͢ΑɻERBʹ໭ Δͱ͔ϜϦϜϦɻ

102. 102.

     ͔͠͠ɺ͋ΒͨΊͯɺHamlͷྑͬͯ͞ ͳΜͩΖ͏ʁ ͔֬ʹɺ͋ͷه߸ͨͪΛۦ࢖ͨ͠จ๏ࣗମ ͸Hamlͷྑ͞ͷຊ࣭Ͱ͸ͳ͍͔΋ Hamlͷྑ͞͸ɺλάΛػց͕ดͯ͘͡ΕΔ ͓͔͛ͰɺίϯύΠϧ͞ΕͨHTML͕valid ͳ͜ͱ͕อূ͞ΕΔͱ͜Ζ

103. 103.

     ͡Ό͋ɺHamlͷྑ͞ΛERBʹ஫ೖͯ͠ ΍Ε͹ྑ͍ͷͰ͸ʁ

104. 104.

     Αͦ͞͏ɺ͔΋͠Εͳ͍

105. 105.

     ͷͰ࡞ͬͯΈͨ

106. 106.

     Himl https:/ /github.com/ amatsuda/himl

107. 107.

     ࠓճͷݱ৔͸… ਆాͷͱ͋Δډञ԰

108. 108.

     Himlͷ։ൃΛ௨ͯ͡Θ͔ͬͨ͜ͱ

109. 109.

     ډञ԰ͩͬͯݱ৔ͳΜ΍ʂ

110. 110.

     ·ͱΊ

111. 111.

     ਓ͸ͳͥgemΛ࡞Δͷ͔ʁ ໰୊Λղͨ͘Ί

112. 112.

     ໰୊͸ͨ͘͞Μݱ৔ʹస͕ͬͯΔ

113. 113.

     ͜͏͍͏໰୊ͷղ͖ํ΋͍͍Μ͡Ό ͳ͍Ͱ͠ΐ͏͔ʁ ͳ͔ͳָ͔͍͠Ͱ͢Α

114. 114.

     Why Don't You Create Your Own Gems? gem࡞Ζʔͥʂ

115. 115.

     end

116. 116.

     me Name: Akira Matsuda Twitter: @a_matsuda GitHub: amatsuda