15 JSON serializers for Ruby

by Masafumi Okura

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TokyuRubyձٞ15ه೦ɺ RubyͷJSONγϦΞϥΠβ 15ݸղઆ TokyuRubyձٞ15 2024-09-29 OKURA Masafumi

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15ճ։࠵ɺ ͓ΊͰͱ͏ ͍͟͝·͢ʂʂʂ

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15ʹؔ͢Δ ༗ӹͳ࿩Λ͠·͢

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RubyͷJSON γϦΞϥΠβ * 15

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self.pp • ໊લɿ͓͓͘Β·͞;Έ • ॴଐɿϑϦʔϥϯε • ՝֎׆ಈɿKaigi on RailsνʔϑΦʔΨφΠβʔɺOH! MY RUBYISTS ϙουΩϟετओ࠻ͳͲ • ͦͯ͠ɿTokyuRubyձٞ14 LTԦ

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1. ActiveModelSeri alizers https://github.com/rails-api/active_model_serializers

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ActiveModelSerializers • ੲ͔Β͋ΔγϦΞϥΠβ • ྑ͍ॴɿΠϯλʔωοτ্ʹͨ͘͞Μ৘ใ͕͋Δ • ྑ͍ॴɿDSL͕࢖͍΍͍͢ • ѱ͍ॴɿͱͯͭ΋ͳ͘஗͍ • ѱ͍ॴɿ΍͸Γ஗͍

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૯ධɿ ࠓ࠾༻͍͔ͨ͠ͳ ͋ʁ

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2. Blueprinter https://github.com/procore-oss/blueprinter

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Blueprinter • ൺֱత৽͘͠ɺൺֱత༗໊ʢελʔ਺1000௒ʣ • ྑ͍ॴɿൺֱత଎͍ • ྑ͍ॴɿREADME͕ॆ࣮͍ͯ͠Δ • ѱ͍ॴɿಠಛͳΠϯλʔϑΣʔεʢviewͱ͍͏࢓૊Έʣ • ѱ͍ॴɿϝϯςφϯε͕ඍົ

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૯ධɿ ͜ΕΛ࢖͓͏͔ͳͱ ࢥ͍ͬͯͨ࣌ظ͕ࢲ ʹ΋͋Γ·ͨ͠

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3. jbuilder https://github.com/rails/jbuilder

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jbuilder • RailsͷϏϡʔʹಛԽͨ͠DSL • ྑ͍ॴɿ࠷ॳ͔Βೖ͍ͬͯΔ • ྑ͍ॴɿͬ͘͞ͱJSONΛฦ͢͜ͱ͕Ͱ͖Δ • ѱ͍ॴɿύʔγϟϧ͕஗͍ • ѱ͍ॴɿͦ΋ͦ΋DSL͕֮͑ΒΕͳ͍ʢ೉͘͠ͳ͍ʁʣ

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૯ධɿ ͦͷDSLɺࢲ͸ ͪΐͬͱ…

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4. jb https://github.com/amatsuda/jb

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jb • amatsuda wareɺRailsͷϏϡʔͰී௨ͷRuby͕ॻ͚Δ • ྑ͍ॴɿΦʔόʔϔου͕খ͍͞ • ྑ͍ॴɿRubyͦͷ··ͳͷͰֶशίετ͕খ͍͞ • ѱ͍ॴɿRubyͦͷ··ͳͷͰந৅౓͕௿͍

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૯ධɿ ࣮͸݁ߏ࢖ΘΕͯ ͍ΔͬΆ͍

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5. jsonapi- serializer https://github.com/jsonapi-serializer/jsonapi- serializer

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jsonapi-serializer • Net fl ix/fast_jsonapiͷϑΥʔΫ • ྑ͍ॴɿJSON:API࢓༷ʹै͏ͳΒ޿͘࢖ΘΕ͍ͯΔ • ѱ͍ॴɿJSON:API࢓༷ʹै͍ͨ͘ͳ͍

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૯ධɿ JSON:APIɺօ͞ ΜͲ͏Ͱ͔͢

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6. panko_serializer https://github.com/yosiat/panko_serializer

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panko_serializer • OjΛϕʔεʹC֦ுϝΠϯͰॻ͔ΕͨγϦΞϥΠβ • ྑ͍ॴɿ͢͞·͘͡଎͍ʢ࣍఺ͷ2ഒҎ্ߴ଎ʣ • ѱ͍ॴɿOj͕ඞਢ • ѱ͍ॴɿػೳ͸͋·Γଟ͘ͳ͍

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૯ධɿ C֦ு͸ͣΔ͍ ʢϕϯνϚʔΫతʹʣ

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7. representable https://github.com/trailblazer/representable

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representable • Trailblazerͱ͍͏Rails֦ுϑϨʔϜϫʔΫͷҰ෦ • ྑ͍ॴɿXML΍YAML΋ग़ྗͰ͖Δ • ѱ͍ॴɿൺֱత௿଎ • ѱ͍ॴɿJSONग़ྗʹ͸multi_json͕ඞཁ

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૯ධɿ Trailblazer޷͖ʹ ͸͍͍ͷ͔΋ʁ

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8. primalize https://github.com/jgaskins/primalize

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primalize • ΦϒδΣΫτΛϓϦϛςΟϒܕʹม׵͢Δͱ͍͏Ξϓϩʔν • ྑ͍ॴɿܕνΣοΫ͕Ͱ͖Δ • ѱ͍ॴɿه๏͕৑௕ • ѱ͍ॴɿ଎౓͸͋·Γ଎͘ͳ͍

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૯ධɿ ܕνΣοΫͰ͖Δ ͷ͸ྑ͍Ͱ͢Ͷ

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9. SimpleAMS https://github.com/vasilakis fi l/SimpleAMS

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SimpleAMS • ActiveModelSerializersͷγϯϓϧ൛…ͳͷ͔ʁ • ྑ͍ॴɿAMSΑΓߴ଎ • ѱ͍ॴɿAMSΑΓϝϞϦফඅྔ͕ଟ͍

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૯ධɿ γϯϓϧͱ͸

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10. Rails https://github.com/rails/rails

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Rails • ࣮͸Railsʹ͸ඪ४ͰγϦΞϥΠβػೳ͕ೖ͍ͬͯΔ • ྑ͍ॴɿRailsΞϓϦͳΒԿ΋Πϯετʔϧ͠ͳͯ͘Α͍ • ྑ͍ॴɿOj.optimize_rails͢ΔͱΊͪΌ଎͘ͳΔ • ѱ͍ॴɿonly, except, methodsΛ࢖ͬͯγϦΞϥΠζ࣌఺Ͱमਖ਼Ͱ͖ ͯ͠·͏ʢγϦΞϥΠβ͚ͩΛݟͯ΋࠷ऴग़ྗ͕Θ͔Βͳ͍ʣ

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૯ධɿ ͍ͭ͜ɺಈͧ͘ʂ

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11. Alba https://github.com/okuramasafumi/alba

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Alba • ੿࡞ • ྑ͍ॴɿPure Rubyʹͯ͠͸ͱͯ΋଎͍ • ྑ͍ॴɿ௚ײతͳDSLʹՃ͑χονͳػೳ΋ଟ਺౥ࡌ • ѱ͍ॴɿಛʹͳ͠

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૯ධɿ جຊతʹ͸͜ΕΛ ࢖͓͚ͬͯ͹͍͍

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12. Alba ʢclasslessʣ https://github.com/okuramasafumi/alba/blob/main/ README.md#inline-de fi nition-with-albaserialize

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Albaʢclasslessʣ • Alba͸Ϋϥεఆ͕ٛෆཁ • ྑ͍ॴɿίϯτϩʔϥʔͷதʹγϦΞϥΠβΛ௚ॻ͖Ͱ͖Δ • ྑ͍ॴɿϒϩοΫΛ࢖͏ͷͰɺparamsͱ͔Λ௚઀࢖͑Δ • ѱ͍ॴɿ࢖Θͳ͍΄͏͕͍͍

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૯ධɿ ࣮͸ݸਓͰϝϯς͠ ͯΔΞϓϦͰ͸͜Ε Λ࢖͍ͬͯΔ

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13. Alba ʢܕఆ͖ٛͭʣ https://github.com/okuramasafumi/alba/blob/main/ README.md#types

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Albaʢܕఆ͖ٛͭʣ • AlbaͰ͸ܕఆ͕ٛͰ͖Δ • ྑ͍ॴɿܕఆ͕ٛͰ͖ΔʢͰ͖Δʣ • ѱ͍ॴɿ͔ͤͬ͘ܕఆٛΛͯ͠΋ɺTypeScriptͷܕʹ͸Өڹ͕ͳ͍

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૯ධɿ TypeScriptͷܕ͕ ΄͍͠ΜͰ͢ΑͶ͑

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14. Alba ʢw/ typelizerʣ https://github.com/skryukov/typelizer

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Alba (w/ typelizer) • Albaͷܕఆٛ΍γϦΞϥΠβͷఆ͔ٛΒTypeScriptͷܕ͕ಘΒΕΔ • ྑ͍ॴɿސ٬͕ຊ౰ʹཉ͔ͬͨ͠΋ͷ • ྑ͍ॴɿݫີͳఆٛΛॻ͔ͳͯ͘΋͋Δఔ౓ܕΛ࡞ͬͯ͘ΕΔ • ѱ͍ॴɿunknown͕ଟ͘ͳΓ͕ͪ

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૯ධɿ ଞͷਓ͕ࣗ࡞ϥΠϒ ϥϦΛ֦ுͯ͘͠Ε Δͷ͸ͱͯ΋͍͍

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15. Alba https://github.com/okuramasafumi/alba

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Alba • ΦνͰ͢ • ྑ͍ॴɿࣗ࡞ͳͷͰ৭ʑޠΔ͜ͱ͕͋Δ • ѱ͍ॴɿ͜ͷεϥΠυʹ͸಺༰͕ͳ͍