Rails Upgrade Casual Talks

by Akira Matsuda

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10೥ઓ͑ΔϑϨʔϜϫʔΫ ͷόʔδϣϯΞοϓઓུ @a_matsuda Rails Upgrade Casual Talks

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self ⤴GitHub: amatsuda ⤴Twitter: @a_matsuda

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୅ද࡞ ⤴ stateful_enum  https://github.com/amatsuda/ stateful_enum

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Railsίϛολʔ ⤴ݱ࣌఺Ͱ͸།Ұͷ೔ຊਓ

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Asakusa.rb

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RubyKaigi2015, 2016ͷ  ʮνʔϑɾΦʔΨφΠβʔʯ = ͟ ͟͞͞

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begin

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Railsͷྺ࢙ ⤴ 10೥ ⤴ఆظతͳόʔδϣϯΞοϓ ⤴৽͍͠ύϥμΠϜͷ਺ʑ ⤴ઈ͑ؒͷͳ͍มԽ

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10೥ؒ׆ൃʹ։ൃ͞Εଓ͚Δ  ൿ݃ ⤴ఆظతͳόʔδϣϯΞοϓ ⤴೩ྉ ⤴ݹ͍ίʔυΛͲΜͲΜࣺͯΔ ⤴มߋʹڧ͍࡞Γ ⤴มԽΛࢧ͑ΔςΫϊϩδʔ ⤴มԽ͢ΔίϛϡχςΟ

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ఆظతͳόʔδϣϯΞοϓ ⤴ ެ։: 2004೥ ⤴ 1.0: 2005೥ ⤴ 2.0: 2007೥ ⤴ 3.0: 2010೥ ⤴ 4.0: 2013೥ ⤴ 5.0: 2016೥

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ϝδϟʔόʔδϣϯ͝ͱͷ  ৽͍͠ύϥμΠϜ (= ೩ྉ) ⤴ 1.x: CoC, DRY , TDD, generator, … ⤴ 2.x: REST ⤴ 3.x: Modularity, Asset Pipeline ⤴ 4.x: Strong Parameters ⤴ 5.x: ?

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ݹ͍ίʔυΛࣺͯΔ

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Rails͕αϙʔτ͢Δ  Rubyͷόʔδϣϯͷมભ ⤴ 1.0: ʙ1.8.6 ⤴ 2.0: 1.8.6, 1.8.7 ⤴ 3.0: 1.8.7 , 1.9 ⤴ 4.0: 1.9, 2.0, 2.1 ⤴ 5.0: 2.2, 2.3

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ੵۃతʹݹ͍όʔδϣϯͷRuby ͷαϙʔτΛଧͪ੾Δ ⤴ Railsͷίʔυϕʔε಺ͰRubyͷ  ৽ػೳΛͲΜͲΜ׆༻Ͱ͖Δ ⤴ Railsͷϝϯςָ͕ʹͳΔ ⤴ RubyνʔϜ͸ݹ͍RubyͷϝϯςΛ  ͦΕ΄ͲؤுΒͳͯ͘΋Ϣʔβʔʹ  ͋·ΓౖΒΕͳ͘ͳΔ

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ίʔυͷ৽௠୅ँ ⤴৽͍͠ػೳΛͲΜͲΜ  औΓೖΕΔ ⤴ͦͷ൓໘ɺ࢖ΘΕͳ͘ͳͬͯ ͖ͨػೳΛੵۃతʹഁغ͢Δ

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มߋʹڧ͍࡞Γ ⤴ ϓϥάΠϯγεςϜ(࠷ॳ͔Β) ⤴ RailsϓϥάΠϯΛRubyGemsʹ (2.x) ⤴ Bundlerͷൃ໌ (3.0) ⤴ agnosticͳߏ଄ (3.0) ⤴ AMCͷൃ໌ (1.2) ⤴ Module#prependͷఏҊ (wycats)

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มԽ͢ΔίϛϡχςΟ ⤴ community == ϑϨʔϜ ϫʔΫࣗମͷ։ൃ  ίϛϡχςΟͷ͜ͱ ⤴ http://rubyonrails.org/community/

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Community ⤴ community = core team + committers + contributors ⤴ΦϨΦϨ (since 2008) ⤴࣮͸3൪Ίʹݹגʂʁ

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݈શͳίϛϡχςΟ ⤴ڧྗͳಠࡋऀ ⤴༗ೳͳ෭׭ ⤴ͦͷଞͷϝϯόʔ͸ৗʹ  ೖΕସΘ͍ͬͯΔ ⤴ΈΜͳ͛͢ʔए͍

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มԽΛࢧ͑Δٕज़ ⤴ Git, GitHub ⤴ contributors app ⤴ Travis CI

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ݱࡏͷRailsϓϩδΣΫτͷ  όʔδϣϯΞοϓϙϦγʔ ⤴ SemVer? ⤴ ϒϥϯνϙϦγʔ ⤴ αϙʔτ͢ΔRubyͷόʔδϣϯΛ্͛Δͱ͖͸ϝδϟʔ όʔδϣϯΛ্͛Δ ⤴ େ͖ͳAPIมߋ͸ϚΠφʔόʔδϣϯΛ্͍͛ͨ ⤴ ηΩϡϦςΟύον͸ಠཱͰ ⤴ ϝιου͕ͳ͘ͳͬͨΓ͢Δ৔߹͸deprecation warning Λग़͢

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SemVer? https://twitter.com/dhh/status/550744752145321985

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ϒϥϯνϙϦγʔ ⤴ ϝϯςφϯεϒϥϯνͷຊ਺ ⤴ ܾ·ͬͯͳ͍ ⤴ ͍͍ͩͨ 1ʙ̎ຊ ⤴ ୲౰ऀ ⤴ ܾ·ͬͯͳ͍ ⤴ ΍Γ͍ͨਓ͕ډΕ͹΍Δ

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ϒϥϯνϙϦγʔ(Rubyͷ৔߹) ⤴ RubyνʔϜ಺Ͱ̎όʔδϣϯ  ͙Β͍͸αϙʔτ͍ͯ͠Δ ⤴͞Βʹ΋͏1ͭલ͸RubyAssnͷ  ͓ۚͰαϙʔτ͍ͯ͠Δ ⤴ͭ·Γɺαϙʔτظؒ͸3೥͙Β͍

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αϙʔτ͢ΔRubyͷόʔδϣϯΛ্͛ Δͱ͖͸ϝδϟʔόʔδϣϯΛ্͛Δ ⤴ઌड़ͷͱ͓Γ ⤴ 5.0͔Β͸Ruby 2.2Ҏ্

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େ͖ͳAPIมߋ͸  ϚΠφʔόʔδϣϯΛ্͍͛ͨ ⤴ Tinyόʔδϣϯؒͷࠩҟ ͸جຊతʹ͸όάfixͷΈ

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ηΩϡϦςΟύον͸ಠཱͰ ⤴ଞͷύονͱࠞͥͯ  ϦϦʔε͠ͳ͍

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ϝιου͕ͳ͘ͳͬͨΓ͢Δ  ৔߹͸deprecation warningΛग़͢ ⤴લͷόʔδϣϯ·Ͱಈ͍ ͍ͯͨίʔυ͕͍͖ͳΓ ಈ͔ͳ͘ͳͬͨΓ͠ͳ͍ Α͏ʹ(ͳΔ΂͘)

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ͱ͍͏۩߹ʹɺ࠷ۙ͸͚ͬ͜͏ ͪΌΜͱ΍ͬͯΔ ⤴աڈͷࣦഊ͔Βֶश

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աڈͷࣦഊྫ(Α͋ͬͨ͘) ⤴ηΩϡϦςΟύονΛؚΜͩ  ϏοάϦϦʔε ⤴ඇޓ׵ͳAPIมߋΛؚΜͰͨΓ… ⤴͔͠΋ͦΕ͕·ͨόάͬͯͨΓ… ⤴ => ηΩϡϦςΟύονΛ౰ͯΔͱΞϓϦ ͕յΕΔ

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Railsͷ࢓༷͸҆ఆͤ͞Δ΂͖ʁ ⤴ͦ͏͍͏ҙݟͷίϛολʔ΋ډΔ ⤴҆ఆੑͱύϑΥʔϚϯεʹ஫ྗ ⤴ݸਓతʹ͸ɺͦΕͰ͸ίϛϡχ ςΟ͕཭Εͯߦͬͯ͠·͏ͱࢥ͏ ⤴ Strutsతͳ

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RailsͷόʔδϣϯΞοϓʹ  ͓͚Δ՝୊(۪ஒͱ΋͍͏) ⤴ຖճ୭͔͕ARΛյ͢ ⤴όʔδϣϯ্͕Δͱ஗͘ͳΔ ⤴ issue triage͕௥͍͔ͭͳ͍ ⤴ edgeҎ֎୭΋ݟͯͳ͍

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ղܾࡦ ⤴ಛʹͳ͍ͱࢥ͏ ⤴ΈΜͳ͕͕Μ͹Δ͔͠ ⤴ͦͷ఺Ruby͸͍͢͝ʂ

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Ϩʔϧʹ৐Γଓ͚Δίπ ⤴ͱʹ͔͘࠷৽൛Λ࢖͏ ⤴ϑϨʔϜϫʔΫ΍ϓϥΪϯͷίʔυ͸  ͪΌΜͱಡΉ ⤴ϑϨʔϜϫʔΫͷόάΛڪΕͳ͍ ⤴෗Γͦ͏ͳϓϥΪϯΛݟۃΊΔ ⤴ࣗ෼ͰͲ͏ʹ͔͢Δ

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