Perfect Ruby on Rails v2

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ൃചͰ͖ͯΑ͔ͬͨ Kaigi on Rails new(2020/7/25) sugamasao sugamasao@gmail.com

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ͩΕʁ HN:sugamasao PN:͕͢ΘΒ ·͞ͷΓ Rubyྺ : 14೥͘Β͍ Railsྺ : 10೥͘Β͍ • WebΞϓϦέʔγϣϯϓϩάϥϚʔ • Rubyʹؔ͢Δॻ੶ͷࣥච׆ಈ

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ࣥචྺ 2013 2019 2014 2018 2017 2020

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ࣥචྺ 2013 2019 2014 2018 2017 2020 ࠓ೔ͷ࿩

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͓Αͦ6೥ӽ͠ʹ ύʔϑΣΫτRuby on Railsͱ͍͏ॻ੶ ΛվగͰ͖ͨͱ͍͏ ͓࿩Λ͠·͢

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ΑΖ͘͠ ͓Ͷ͕͍͠·͢

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ڞஶ ϝϯόʔ

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୭1ਓ͚ܽͯ΋ ग़൛·Ͱ౸ୡͰ ͖ͳ͔ͬͨ ʢͷͰɺຊ౰ʹײँ͔͠ͳ͍ʣ

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౸ୡͰ͖ͳ͔ͬͨϩά ॳ൛࣌୅ͷίϛοτ

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౸ୡͰ͖ͳ͔ͬͨϩά Ұॠͷ΍Δؾ

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౸ୡͰ͖ͳ͔ͬͨϩά ͍Α͍Αຊ౰ʹ΍Δ͔͠ͳ͘ͳͬͨ࣌

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౸ୡͰ͖ͳ͔ͬͨϩά ͜͜ͰҰମͳʹ͕ىͬͨ͜ͷ͔? ͦͷṖΛղ͖໌͔͢΂͘զʑ͸ΞϚκϯͷԞ஍΁ͱ޲͔ͬͨ

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2017/09ʙ2018/02 վగΛ΍Γ࢝Ί͕ͨ๞͖(ry

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2018/02ʙ2018/10 ແ෩

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2018/02ʙ2018/10 ʢແ෩ͳঢ়ଶʹରͯ͠ʣ ୲౰ฤूऀࢯ ʮύʔϑΣΫτRuby on Railsͷ४උӡಈ ͱͯ͠1࡭ϜοΫຊΛग़͠·͠ΐ͏͔ʂʯ ʮ͑ͬʯʮ͑ͬʯ

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2018/11ʙ2019/10

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2018/11ʙ2019/10 https://twitter.com/igaiga555/status/1186457440612544513 ग़ɺग़ʙωλόϨΣʙ

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४උӡಈͯ͠·ͨ͠

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ύRailsվగʹ๋͛ͨओͳ೥݄ 1೥9ϲ݄͘Β͍΍ͬͯͨͬΆ͍

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ύRailsվగʹ๋͛ͨओͳ೥݄ @igaiga555͞Μ @_yasaichi͞Μ ͕ࢀըͯ͘͠Εͨ࣌ظ

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ύRailsվగʹ๋͛ͨओͳ೥݄ @igaiga555͞Μ @_yasaichi͞Μ ͕ࢀըͯ͘͠Εͨ࣌ظ Ͳ͏ݟͯ΋౔ஃ৔Ͱ͢ɻຊ౰ʹ ͋Γ͕ͱ͏͍͟͝·ͨ͠ ʢຊ౰ʹʂʣ

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ͦΜͳײ͡ͰͰ͖ͨͷ͕ ύʔϑΣΫτRuby on Railsʲ૿ิվగ൛ʳ Ͱ͢

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Part1ɹRails ʙ overview 1ষɹRuby on Railsͷ֓ཁ 2ষɹRuby on RailsͱMVC 3ষɹԡ͓͖͍͑ͯͨ͞Railsͷجຊػೳ ͬ͘͟Γݟॴ • جຊతͳRailsͷ࢖͍ํʹ͍ͭͯɺςΩετͷϒϥο γϡΞοϓ΍ղઆ಺༰ͷΞοϓσʔτ • 3ষͰ͸ओʹ `rails` ίϚϯυͰར༻Ͱ͖ΔίϚϯυ܈ ͔ΒݟΔػೳͷ঺հʢྫ͑͹credentialsͳͲʣ

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Part2ɹRailsͷपล஌ࣝ 4ষɹϑϩϯτΤϯυͷ։ൃख๏ 5ষɹRailsඪ४ͷػೳΛ׆༻ͯ͠ૉૣ͘ػೳ࣮૷͢Δ ͬ͘͟Γݟॴ • 4ষͰ͸Webpacker/Sprockets(CSS޲͚)΍ΈΜͳେ ޷͖stimulusͷղઆͳͲΛ͍ͯ͠ΔΑ • 5ষͰ͸ActiveStorageͳͲɺRails͕ఏڙ͍ͯ͠Δศ རίϯϙʔωϯτͷղઆΛ͍ͯ͠ΔΑ

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Part3ɹWebΞϓϦέʔγϣϯ։ൃ 6ষɹRailsΞϓϦέʔγϣϯ։ൃ 7ষɹRailsΞϓϦέʔγϣϯͷςετ ͬ͘͟Γݟॴ • ॳ൛Ͱ΋࡞੒ͨ͠AwesomeEventsΛݱ୅༻ʹϦϝΠΫ͠ ͍ͯΔΑ • ςετ͸minitestʹม͑·ͨ͠ • ίʔυ͸Web্ʹ͋Γɺষ୯ҐͰλάͳͲଧͬͯ͋Δͱ͍ ͏ҒۀΛୡ੒͍ͯ͠·͢ • https://github.com/perfect-ruby-on-rails/awesome_events

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Part4ɹRailsΞϓϦέʔγϣϯͷ֦ுɾӡ༻ 8ষɹRailsΞϓϦέʔγϣϯ֦ு 9ষɹίʔυ඼࣭Λ্͛Δ 10ষɹίϯςφΛར༻ͨ͠RailsΞϓϦέʔγϣϯͷӡ༻ ͬ͘͟Γݟॴ • CI΍gemͷΞοϓσʔτͳͲɺݱ୅ͷWebΞϓϦέʔγϣ ϯͰඞཁͳ׆ಈʹ͍ͭͯղઆ͍ͯ͠ΔΑ • ୯ʹRailsΛDockerͰಈ͔͢ɺͰ͸ͳ͘Ωϟογϡͷར༻ํ ๏ͳͲݱ࣮Λݟਾ͑ͨίϯςφӡ༻ํ๏ͳͲͷղઆΛͯ͠ ͍ΔΑ

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Part5ɹΤΩεύʔτRails 11ষɹෳࡶͳυϝΠϯΛදݱ͢Δ 12ষɹෳࡶͳϢʔεέʔεΛ࣮ݱ͢Δ 13ষɹෳࡶͳσʔλૢ࡞Λ࣮૷͢Δ ͬ͘͟Γݟॴ • Ͳͷষ΋ʮී௨ʹRailsΛ։ൃ͍ͯ͠ΔͱΩπ͘ͳͬͯ͘ Δʯ࣌ͷͲͷΑ͏ʹίʔυΛղ͖΄͙͍ͯ͘͠ͱྑ͍͔ղ આ͍ͯ͠ΔΑ

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ύRails/ύʔϑΣΫτRails ͳͲͱఴ͑ͯײ૝ΛπΠʔ τ͍͚ͯͨͩ͠Δͱஶऀ͕ͨͪتͼ·͢ʂ☺ ·ͨɺޡࣈ୤ࣈͳͲΛൃݟͨ͠ࡍ͸gihyo͞Μͷα ϙʔτϖʔδ͔ɺஶऀͬΆ͍ਓʹڭ͑ͯ΋Β͑Δͱॿ ͔Γ·͢ ࠷ޙʹ