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Coming Soon…💎 / coming soon
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Akira Matsuda
October 03, 2020
Programming
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7.5k
Coming Soon…💎 / coming soon
Kaigi on Rails 2020 の基調講演「Coming Soon...💎」の発表スライド
https://kaigionrails.org/
#kaigionrails
Akira Matsuda
October 03, 2020
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Transcript
@amatsuda Coming Soon...💎 @amatsuda
ಥવͰ͕͢ɺ
OSSΓ͍ͨʂ 🛤 Α͍͘ΖΜͳͱ͜ΖͰ૬ஊ͞ΕΔ
͍ΖΜͳͱ͜Ζ 🛤 Asakusa.rb 🛤 ӬγεςϜϚωδϝϯτ͞ΜͷOSSύονձ 🛤 ͍ΖΜͳձࣾ 🛤 Πϯλʔωοτ
🤔
ʮΓ͍ͨͳΒΕ͍͍ͷ Ͱʁʯ 🛤 ʮύονΛॻ͘ʯҎ֎ʹΔ͖͜ͱͳ͍ 🛤 ύονΛॻ͘ରͷιϑτΣΞੈͷதʹແʹ ͋Δ
🔜
ͨͿΜࠓ͙͢ύονΛॻ͔ͳ͍ ཧ༝ٕज़ྗෆͱ͔Ͱͳ͍ 🛤 Έ 🛤 Ϟνϕʔγϣϯ 🛤 ετʔϦʔ 🛤 ͖͔͚ͬ
͖͔͚ͬ͞·͟· 🛤 ࠓɺ͍ΖΜͳϓϩμΫτΛհ͠ͳ͕ΒɺͦΕ Λॻ͍͖͔͚ͨͬͦͷͱ͖ߟ͍͑ͯͨ͜ͱͳͲΛ ͝հ 🛤 OSS։ൃʹڵຯ͕͋Δ͚Ͳ࢝Ί͔͕ͨΘ͔Βͳ ͍ɺܧଓͰ͖ͳ͍ɺͱ͍͏ํͷࢀߟʹͳΕ
ͱ͍͏ײ͡ͰɺࠓࣗຫΛ ͠ʹདྷ·ͨ͠ʂ 🛤 ࣗຫͱࣗըࣗࢍ 🛤 RubyKaigiͰ͍ͭεϐʔΧʔͷօ͞Μʹ͓ئ͍ ͯ͠Δͭ
self 🛤 name: Akira Matsuda 🛤 GitHub: @amatsuda 🛤 Twitter:
@a_matsuda
ੈքతʹ༗໊ͳϓϩάϥϚʔ ͡Ί·ͨ͠
ոจॻ
https://jp.quora.com/ϓϩάϥϛϯάʹ͓͍ͯ- ੈքతʹ༗໊ͳຊਓ͍/answers/141576838
https://twitter.com/joker1007/ status/1157578882184183808
ͦΜͳ͜ͱͳ͍Ͱ͢ʼʻ 🛤 ݺΕΕͲ͜Ͱߦ͘ؾຬʑͳͷʹࠃ͔Β ͥΜͥΜ͔͚ͯΒ͑ͳ͍͚ͩͳΜͰ
Rubyίϛολʔ
Railsίϛολʔ
͔ͤͬ͘ͷୈ1ճKaigi on RailsͳͷͰ ͪΐͬͱ͚ͩRailsͷ
Railsͱࢲ
ݹגίϯτϦϏϡʔλʔ 🛤 https://contributors.rubyonrails.org/
https:// contributors.rubyonrails.org/
SinceͷཝΛݟΔͱΘ͔Δ
13
͜ͷதͰɺݱͰίϛοτ ͯ͠Δਓ 🛤 ҾୀΛද໌ͨ͘͠͠3Ҏ্ίϛοτͯ͠ͳ͍ ਓΛফ͜͠ΜͰΈΔ
ݱ
RailsίϛολʔͲΜͲΜਓ͕ ೖΕସΘ͍ͬͯΔ͜ͱ͕Θ͔Δ 🛤 ྺͷઙ͍ϝϯόʔ͕ͨͪ׆༂͍ͯ͠Δ
RailsϓϩδΣΫτɺଓ͍͍ͯΔΘΓ ʹɺ͔ͳΓ݈શʹӡӦ͞Ε͍ͯΔͷͰͳ͍͔
RubyRailsͷपลͷ͍Ζ͍Ζ
Asakusa.rbओ࠵ͯ͠·͢
Asakusa.rbओ࠵ͯ͠·͢
ΦϯϥΠϯͰຖिՐ༵ʹͬͯΔ ͷͰ͓ؾܰʹ༡ͼʹདྷ͍ͯͩ͘͞
RubyKaigiͷ νʔϑΦʔΨφΠβʔͬͯ·͢
RubyKaigi Takeout 2020͝ࢀՃ ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ
RubyKaigi 2021 🛤 https://rubykaigi.org/2021
Kaigi on Railsͱࢲ
ͳΜ͔RailsͷΠϕϯτΓ͍ͨͬͯݴͬͯΔେ͞Μ Λogijun͞ΜʹҾ͖߹ΘͤͯKaigi on Railsͷ໊લΛ ݱʹોΒͤͨͷΦϨΦϨ 🛤 ͱ͍͏ઌिͷۜ࠲RailsͰ͏ͬͨͷͰলུ
झຯͰΑ͘ύονΛ ॻ͍͍ͯ·͢
ࠓिɺͱ͋Δ͓ࣄͷRailsΞϓϦ ͷϦϙδτϦͰूܭͯ͠Έͨ݁Ռ 🛤 Railsຊମ͓ΑͼrailsΦʔΨχθʔγϣϯͰϝϯς͍ͯ͠Δgemͨͪ (16ݸ) 🛤 ͕ࣗ࡞ͬͨͷ (6ݸ) 🛤 ϝϯςφΛͬͯΔ(=
ίϛοτݖΛ͍࣋ͬͯΔ)ͷ (4ݸ) 🛤 ্هҎ֎ͷ͏ͪɺաڈʹ1ͭҎ্Կ͔Λίϛοτͨ͜͠ͱ͕͋Δͷ (86ݸ) 🛤 ະίϛοτͷͷ (211ݸ)
ΞϓϦͰbundle͍ͯ͠Δgemͷ͏ͪ 112/323 ʹԿ͔͠Βίϛοτͯͨ͠ 🛤 3ͷ1ڧ͙Β͍ 🛤 ͜Μͳײ͡Ͱɺͱʹ͔͍͘ΖΜͳgemΛಡΈॻ͖ ͠·͘ΔελΠϧ
͍ΖΜͳਓ͕ॻ͍͍ͨΖΜͳίʔυΛ ಡΈॻ͖͢Δͷָ͍͠ͷͰ͓͢͢Ί
ͦͷͨΊʹɺࠒ͔Β͍ΖΜͳίʔυΛಡΈ ॻ͖͢Δ·ͰͷϋʔυϧΛԼ͓͛ͯ͘ͷ͕େࣄ 🛤 ಡΈ͍ͨɺͱࢥͬͨ࣍ͷॠؒʹαοͱಡΈ࢝ΊΒ ΕΔΑ͏ʹ 🛤 ͦͷͰ͙͢ʹύονΛॻ͖࢝ΊΒΕΔΑ͏ʹ
OSSϥΠϒϥϦͷίʔυΛಡΜͰ ύονΛॻ͘ϋʔυϧΛԼ͛Δʹ 🛤 ·ͣgem-src
💎 gem-src 🛤 ͍ΖΜͳgemͷιʔείʔυ͕ϞϦϞϦऩूͰ͖Δ ͭ 🛤 gem installίϚϯυΛ֦ுͯ͠ɺΠϯετʔϧͷ ͍ͭͰʹgemͷιʔείʔυΛউखʹखݩʹclone ͯ͘͠ΕΔΑ͏ʹ͢Δ
ࠓேɺେ͖ͳػೳՃΛ ͠·ͨ͠
gem-src as a Bundler Plugin! % bundler plugin install gem-src
ࠓ·Ͱࠔ͍ͬͯͨ͜ͱ 🛤 ͠Β͘લͷBundlerͷ༷มߋͷ͍ͤͰɺ Bundlerܦ༝ͰΠϯετʔϧ͞ΕͨgemͰafter- install hook͕Βͳ͘ͳ͍ͬͯͨ
BundlerϓϥάΠϯԽ͢Δ͜ͱͰɺBundlerܦ༝ͰΠϯ ετʔϧ͞Εͨgemʹgem-src͕ޮ͘Α͏ʹͳͬͨ
RubyGemsϓϥάΠϯ݉ rbenvϓϥάΠϯ݉BundlerϓϥάΠϯ 🛤 1ϦϙδτϦͰτϦϓϧϓϥάΠϯʂ 🛤 ͜ΜͳϓϩμΫτͨͿΜੈքॳͩͱࢥΘΕΔ 🛤 ͱ͍͏͔RubyGemsϓϥάΠϯrbenvϓϥάΠϯ BundlerϓϥάΠϯϚΠφʔ͗ͯ͢୭࡞ͬͯ ͳ͍
ࠓ͔Βɺrbenvͱbundlerͷ྆ํ ͱʹΈࠐΜͰ͓͘ͷ͕ਪઃఆ % git clone https://github.com/amatsuda/gem-src.git "$(rbenv root)/plugins/gem-src" %
bundler plugin install gem-src
ར༻͍ͯ͠Δgemͷιʔείʔυશͯखݩʹ ஔ͍͓͚ͯΔΑ͏ʹͳͬͯɺύονΛൃࣹ͢Δ·Ͱ ͷϦʔυλΠϜ͕ܶతʹॖ·Δ 🛤 ͷखݩͰਪఆ2000ݸఔ͕cloneࡁΈͰɺ ͍ͭͰύον͕ॻ͚Δঢ়ଶʹͳ͍ͬͯΔ 🛤 ͜Ε͕ແ͍ͱOSS׆ಈ͕Ͱ͖ͳ͘ͳΔ͘Β͍ศར
͜ΕͰࠓ͔Βύον͕ૉૣ͘ ॻ͚ΔΑ͏ʹͳΔͣͰ͢
🔜
ࠓ͔ΒύονΛͨ͘͞Μ ॻ͍͍͖ͯ·͠ΐ͏
ͦΕ͔Βɺͷ߹ɺଞਓͷϓϩμΫτʹύονΛ ͛Δ͚ͩ͡Όͳͯ͘ɺझຯͰΑࣗ͘࡞ͷgemΛ ࡞͍ͬͯ·͢
ࣄฑɺओʹʮRailsϓϥΪϯʯ
"Rails Plugin" 🛤 ࢮޠʁ 🛤 ࠷ۙͰ୯ʹ"gem"ͬͯݴΘΕͯΔʁ
gem != Rails Plugin
ͨΓલ͚ͩͲɺੈͷதʹRailsͷ֦ ுҎ֎ͷgem͋Δ
💎 rfd
rfd 🛤 RubyͰ࡞ͬͨFD(ϑΝΠϥʔ)ͷΫϩʔϯ
ݟͲ͜Ζ 🛤 rfd/commands.rb 🛤 Կ͔Ωʔ͕ԡ͞ΕΔͱɺͱʹ͔ͦ͘ͷΩʔͷ໊લͷ ϝιου͕࣮ߦ͞ΕΔ
͖͔͚ͬ 🛤 ͜ͷcommands.rbͷΈΛࢥ͍͍ͭͯ͠·ͬͨ ͷͰ࣮ͯ͠Έͨ͘ͳͬͯ࡞ͬͨ
ϝϯς 🛤 2ը໘ରԠͱ͔͍ͨ͠ͱࢥ͍ଓ͚ͯؒ์ஔத…… 🛤 ։ൃΛखͬͯ͘ΕΔํืूத
gem != Rails Plugin 🛤 ࠓٯʹɺgemͰͳ͍Rails pluginͷύλʔϯ
ੲRailsͷ֦ுgem͡Ό ͳ͔ͬͨ
💎 i18n_generators
i18n_generators 🛤 Rails I18nͷϦιʔεϑΝΠϧΛࣗಈ༁Ͱੜ͠·͘Δͭ 🛤 ͕ॳΊͯࣗͰ࡞ͬͨRails plugin 🛤 (ͦΕҎલʹଞਓ͕࡞ͬͨͷΛforkͯ͠ϝϯςͱ͔͙ͯͨ͠Β͍) 🛤
2008 🛤 GitHubͱ͔Asakusa.rbͱ͔͕Ͱ͖ͨ
First CommitΛݟͯΈΔͱ…… 🛤 https://github.com/amatsuda/ i18n_generators/commit/7a9b45c
Installation
gem install ͱ͔ bundle install ͡Όͳ͍ʂ 🛤 ࣌gem͡Όͳ͔ͬͨ͜ͱ͕Θ͔Δ
Rails pluginͱͯ͠ൺֱతྺ࢙ ͕ͯͣͬ͘ͱϝϯςͯ͠ΔͷͰ 🛤 Ruby 1.8ʙ3.0ͷશͯͷόʔδϣϯRubyͰಈ͘ 🛤 Rails 3.0ʙ6.1ͷશͯͷόʔδϣϯRailsͰಈ͘ 🛤
ݱଘ͢ΔRails I18nؔ࿈ϓϩμΫτͱͯ͠࠷ݹͷ ͷ͔͠Εͳ͍
࡞͖͔͚ͬͨͬ 🛤 Rails I18nϓϩδΣΫτʹ࠷ॳ͔ΒؔΘͬͨຊਓͩͬͨ 🛤 ࣌͘ΘΕ͍ͯͨ gettext-rails ͷϦιʔεΛϕʔεʹͯ͠ɺຊମଆ ͷ ja.yml
Λॻ͍ͨ 🛤 ΞϓϦͷYAMLΩʔͷ໋໊نଇ͕ܾ·ͬͯΔΜ͔ͩΒࣗಈੜͰ͖ ΔͷͰʁͱࢥͬͨͷͰͬͯΈͨ 🛤 Rails I18n͢ΔͳΒ͜͏͍͏ͷ͕ඞਢͰʁͱࢥͬͯ࡞͚ͬͨͲɺ ҙ֎ͱ·Βͳ͔ͬͨ
ٯʹɺ࡞ऀ͕ࢥͬͨҎ্ʹ ·ͬͯ͠·ͬͨͷ
💎 kaminari
kaminari 🛤 ϖʔδωʔγϣϯ͢Δͭ 🛤 2011
࡞͖͔͚ͬͨͬ 🛤 ࣌σϑΝΫτͩͬͨwill_paginate͕Rails 3ʹ ͳ͔ͳ͔ରԠͯ͘͠Εͳͯ͘ࠔͬͯͨ 🛤 ͦͷ͜Ζ࡞ऀͨͪGitHub͍ͬͯ͏ελʔτΞοϓ Λۀ͔ͯͯͬͨ͠͠ 🛤 Rails
3ͷ৽ػೳΛ͑ͬͱ͏·͘࡞ΕΔؾ͕ͨ͠
Rails 3ͷ৽ػೳ 🛤 Active RecordͷϝιουνΣΠϯํࣜͷ৽API 🛤 Rails Engine
Rails 3ͷ৽ػೳʹ͍ͭͯͷৄ͍͜͠ͱ ࣌ WEB+DB Press Vol. 58 ʹॻ͍ͨ 🛤 ૯ूฤͷDVDΛങ͑ࠓͰಡΊ·͢
ݱଘ͢ΔதͰੈքͰԿ൪͔ʹ ݹ͍Rails Engine͔͠Εͳ͍
kaminari͍ͬͯ͏;໊͚ͨ͟લ 🛤 ίʔυॻ͚ͨΜ͚ͩͲɺ໊લ͕ܾΊΒΕͳͯ͘ 2ि͙ؒΒ͍ϦϦʔεͰ͖ͳ͔ͬͨ 🛤 ౦ژRubyձ͔ٞͳΜ͔Ͱhsbt͞Μʹ͖ͯͱ͏ʹ ܾΊͯΒͬͨ
ڞಉϝϯςφ 🛤 @yuki24 🛤 ࣌Issue͕100ݸͱ͔ཷ·ͬͯΔͷΛݟΔʹݟ͔Ͷ ͯɺAsakusa.rbͷmeetupͰʮख͍·͠ΐ͏ ͔ʁʯͬͯݴͬͯ͘Εͨ
ͻͲ͍ίʔυ 🛤 ·͍͋Ζ͍Ζྺ࢙తܦҢ͕͋ΔΜͰ͢Α 🛤 ࠓͱͳͬͯݟͲ͜Ζಛʹͳ͍͠ɺίʔυ৭ʑ ͻͲ͍ΜͰಛʹಡΉඞཁͳ͍
2011ͭͳ͕Γ 🛤 2011ʹ࡞ͬͨଞͷgem
💎 action_args
action_args 🛤 Railsͷίϯτϩʔϥʔ͕MerbΈ͍ͨʹͳΔͭ 🛤 ͜ΕφγͰRailsͳΜ͔͑ͳ͘ͳΔ͙Β͍ศར ͳͭ
͕ࣗ࡞ͬͨgemͷதͰҰ൪͖ ͳ͔ͭ͠Εͳ͍
࡞͖͔͚ͬͨͬ 🛤 Rails 3ͷίϯτϩʔϥʔͷίʔυ͕ؾʹ৯Θͳ ͔͔ͬͨΒ
Rails 2 + Merb = Rails 3 🛤 ίϯτϩʔϥʔʹؔͯ͠ɺྑ͘ͳ͍ํͷAPIΛ બͯ͠͠·ͬͨ
🛤 ͜͜ͰMerbํࣜΛαϙʔτͰ͖ͳ͔ͬͨͷRails ͷྺ্࢙গͳ͍DHHͷஅϛεͩͱࢥ͏
ݟͲ͜Ζ 🛤 https://github.com/asakusarb/action_args/ commit/895b1ad
"using Refinements in order not to reveal our plugin internal
methods"
͜ͷgemͷதͰ͔͠Θͳ͍ϓϥΠϕʔτͳ ϝιουΛੜͨ͢ΊʹrefinementsΛ׆༻ 🛤 ͜͜ͰɺActionController::Base ʹϓϥΪϯ ෦༻ͷϩδοΫΛՃ͍ͯ͠ΔΜ͚ͩͲɺͦΜͳ ͷ͕ϢʔβʔͷΞϓϦʹ࿙Εग़ͪ͠Ό͏ͱΧοίѱ ͍ 🛤 ͦ͜ͰɺϑΝΠϧείʔϓͳϝιουΛݺͼ͍ͨͱ
͜ΖͰ͚ͩੜ͢Α͏ʹ͢Δ
20158݄ 🛤 ͜ͷίϛοτ͕ߦΘΕͨ20158݄ʹԿ͕͋ͬͨͷ ͔ʁ
͖͔͚ͬ @_ksss_ ͞Μͷπ Πʔτ
https://twitter.com/_ksss_/ status/631458253688340480
https://twitter.com/a_matsuda/ status/631470723974873093
https://twitter.com/_ksss_/ status/631478188414144512
https://twitter.com/_ksss_/ status/631589269283303424
https://twitter.com/a_matsuda/ status/631608168175415296
ͪͳΈʹཌʹRailsʹೖΕͨ 🛤 https://github.com/rails/rails/commit/ 571f0f32 🛤 ͜Ε͕Rails্࢙ॳrefinements
https://github.com/rails/ rails/commit/571f0f32
Refinements 🛤 ͓ࣄͷRailsΞϓϦͰ΄ͱΜͲ͍ಓ͕ͳ͍͚ ͲɺϥΠϒϥϦϑϨʔϜϫʔΫͷ։ൃʹ͛͢ʔ ศར
͓ͦΒ͘͜ͷػೳΛ͏·͘͏ͱɺΊͪΌΊ ͪΌ៉ྷͳϑϨʔϜϫʔΫΛ࡞Δ͜ͱՄೳ͔ 🛤 public APIϝιουҎ֎ϢʔβʔʹԿݟ͑ͯͳ ͍Έ͍ͨͳ 🛤 ͰRails͍·͞Βແཧ͔ͳ……
ͦΕ͔Βɺ2011ʹ࡞ͬͨͷΛ ͏ͻͱͭ
💎 active_decorator
active_decorator 🛤 ͍ΘΏΔσίϨʔλʔ 🛤 Active Model͕ੜͨ͜͠ͱ͋ͬͯɺ Presenterύλʔϯͱ͔ͦ͏͍͏ͷ͕ྲྀߦͯͨ͠ 🛤 Draper͕Ͱ͖ͨͷ͜ͷ͜Ζ
͖͔͚ͬ 🛤 Draperͷख৮Γ͕͋·ΓʹRubyΒ͘͠ͳͯ͘ ؾ࣋ͪѱ͍ͷͰɺࣗͰͬͱײ৮ͷྑ͍ͷΛ ࡞ͬͨ 🛤 ਖ਼͍͠ઃܭͱਖ਼͍࣮͠Λࢥ͍͍ͭͯ͠·ͬͨ
ਖ਼͍͠ઃܭͱਖ਼͍࣮͠ 🛤 view helperͳΜ͔ͩΒɺhelperͱಉ༷viewͷதͰ ͚ͩ༗ޮʹͳΔ͖ => 🛤 ͋ɺͱ͍͏͜ͱɺview_assigns ͷλΠϛϯάͰҾ ͖͠ରͷivarΛObject#extend͢Ε͍͍ͷͰ
ʂ
view_assignsͱ͔;ͭ͏Βͳ͍ ͱࢥ͏ΜͰ͚͢Ͳɺ 🛤 ͜ͷAPIͷ͕ࣝ͋Δ͔ͳ͍͔͕ɺDraperͱͷ ख৮ΓͷࠩΛੜΜͩ
WEB+DB Press Vol.58ͷಛू1Λॻͨ͘Ίʹ Rails 3ͷίʔυΛಡΈ·ͬͨ͘ͷ͕࣮݁ͨ͠
ख৮Γ 🛤 ;ͭ͏ͷRubyͷϞδϡʔϧΛૉʹ͏͚ͩ 🛤 ಛघͳجఈΫϥεΛܧঝͱ͔͠ͳ͍ 🛤 ͓·͡ͳ͍Λ֮͑ͳͯ͘ྑ͍ 🛤 RubyͷύϫʔΛͦͷ··͏
ࣅͨΑ͏ͳίϯηϓτͷͷΛ ͏1ݸ
💎 jb
jb 🛤 JSONΛ࡞ΔͨΊͷςϯϓϨʔτΤϯδϯ 🛤 jbuilder͍ͬͯ͏DSL͕ԚΒ͍ͯ͘͠ํ͕֮͑ ʹ͍ͭ͘ͷalternative
ίϯηϓτ 🛤 JSONͱRubyͷHash͍͍ͬͯͩͨҰॹͩΑͶ 🛤 ςϯϓϨʔτͷதͰจࣈྻΛͬͨுͬͨͯ͠ JSONͬΆ͍จࣈྻΛΈཱͯΔΜ͡Όͳͯ͘ɺ HashͷΠϯελϯεΛ࡞ͬͨΒͦΕΛJSONʹ͠ ͯ͘ΕΔ΄͏͕ײతͩ͠ے͕ྑ͍ͷͰʁ
ઃܭͱ࣮ 🛤 Action ViewͰ1ຕ1ຕͷςϯϓϨʔτ͕ίϯύΠϧ͞Εͨ ͷ͕ϝιουͱͯ͠ఆٛ͞ΕΔ 🛤 jbͰίϯύΠϧԿͳͯ͘ɺςϯϓϨʔτʹॻ͍ͨͷ ͕ͦͷ···ΔͬͱϝιουbodyʹͳΔ 🛤 ͦͷϝιου͕HashͷΠϯελϯεΛฦ͢Α͏ʹ͢Ε͍
͍͚ͩɻͱʹ͔͘;ͭ͏ͷRubyΛॻ͚ྑ͍
ϝϦοτ 🛤 ṖͷDSLΛ֮͑ͳͯ͘ྑ͍ 🛤 Կͯ͠ͳ͍ͷͰ͍ 🛤 jbuilderΑΓϑΝΠϧ໊ͷ֦ுࢠ͕͍
ݟͲ͜Ζ 🛤 template handlerͷԿͬͯͳͬ͞Γ
lib/jb/handler.rb
handler͕Կͬͯͳ͍ςϯϓϨʔτ ΤϯδϯΛ͏1ݸ
💎 string_template
ݱଘ͢ΔRubyͷςϯϓϨʔτ ΤϯδϯͷதͰӉ࠷
jbͱಉ͡ײ͡ͰɺςϯϓϨʔτ͕ ͦͷ··ϝιουbodyʹͳΔ 🛤 ͦ͜Ͱฦͨ͠String͕ͦͷ··HTMLͱ͔ʹͳΔ
ςϯϓϨʔτ͕ΫΦʔτ͞Εͨͷ͕ ·Δ͝ͱ1ຊͷStringϦςϥϧʹͳΔ 🛤 ແବͳbufferΦϒδΣΫτ͕ΘΕͣʹҰܸͰ String͕ΈཱͯΒΕΔͷͰੈք࠷
ͨͩͷRubyͳͷͰɺಛघͳຒΊࠐΈ ه๏ͱ͔Ұͳ͍
<%= %> ͱ͔ແͯ͘େৎͳͷʁ
RubyͷStringʹ #{} ͷ interpolation ͕͋ΔΜͰ͢Αʂ 🛤 ͜ΕͰ͚ͬ͜͏ͳΜͱ͔ͳΔ
͍Ͳ͜Ζ 🛤 layoutϑΝΠϧͱ͔Έ͍ͨͳɺΊͬͪΌrender͞ ΕΔ͚Ͳ͋·Γසൟʹ͍͡Βͳ͍Α͏ͳͷ͜Ε Ͱॻ͍͓ͯ͘ͱύϑΥʔϚϯε͕Ք͛Δ͔
ݟͲ͜Ζ 🛤 ͬͺΓtemplate handlerͷԿͬͯͳͬ͞ Γ
lib/string_template/ handler.rb
Τϯδϯͭͳ͕Γ 🛤 ΤϯδϯΤϯδϯͰɺࠓςϯϓϨʔτΤϯ δϯ͡Όͳͯ͘ Rails Engine
💎 heavens_door
heavens_door 🛤 ΈΜͳେ͖Capybaraͷςετίʔυ͕ɺϒϥ βͷૢ࡞͔ΒੜͰ͖ΔEngine
໊લ 🛤 ࿐ઌੜͷελϯυ 🛤 ͳΜ͔ͦΕͬΆ͍ؾ͕ͨ͠Μ͚ͩͲɺ·͋Θ͔Γʹ ͔ͬͨ͘Ͱ͢Ͷ
͖͔͚ͬ 🛤 ZOZOςΫϊϩδʔζ͞Μͷ৽نҊ݅ͰɺΈΜͳͰ systemςετॻ͜͏͍ͥͬͯ͏͜ͱʹͳͬͯ 🛤 Ͱखॻ͖Ͱ͍͍ͪͪॻ͘ͷେมͩͬͨͷͰ
࣮ϒϥβૢ࡞Ϟʔυ͚ͩ͡Όͳͯ͘ ίϚϯυϥΠϯϞʔυ͋ͬͨΓ͢Δ
ίϚϯυϥΠϯϞʔυʁ 🛤 ࡞ͬͨຊਓʹ͔͍͠ํ͕Θ͔Βͳ͍πʔϧʹͳΓ ͦ͏ͳͷͰ৸͔ͤͯ͋Δ
ઌߦݚڀ 🛤 ͜ͷϒϥβ্ͷૢ࡞Λهͯ͠capybaraͷίʔ υΛు͘ػೳɺ2010ʹ࡞ͬͨhocus_pocusͬ ͍ͯ͏Rails Engine pluginͷػೳͱͯ͠طʹ࣮ ࡁΈͩͬͨͷ
͜Μͳ;͏ʹxxܦ͔ͬͯΒੲॻ͍ͨ ίʔυͷժ͕ग़ͨΓ͢Δ͜ͱ͋Δ 🛤 ίʔυΛॻ͖ଓ͚ͯΔͱΞυόϯςʔδ͕͋ͬ ͨΓ͢Δɺͱ͍͏ࣄྫ
💎 hocus_pocus
hocus_pocus 🛤 WikiΈ͍ͨͳײ֮Ͱɺϒϥβ্Ͱૢ࡞ͨ͠Βαʔ όʔ্Ͱϖʔδ͕࡞ΕΔRails Engine
࡞Γ࢝Ίͨͷ2010 🛤 Kaminari͕Engineͱͯ͠૬ݹ͍͖ͬͯͬ͞ ݴ͚ͬͨͲɺͦΕΑΓݹ͔ͬͨ 🛤 ͍͢͝Φʔύʔπ͔͠Εͳ͍
͍·͍ͪྲྀߦΒͳ͔ͬͨ…… 🛤 UI͕ϔϘ͗ͨ͢ 🛤 πʔϧࣗମͷ֓೦͕͗ͨ͢͠ 🛤 υΩϡϝϯτ͕ແͩͬͨ 🛤 Γ͔ͨͬͨ͜ͱͰ͖ͦ͏ʂͬͯࢥͬͨΒͳΜ͔ ͖ͨ
͍͍ͩͨͰ͖ͨʂ => ͪΌΜͱ͑ Δ·Ͱ࡞ΓࠐΉͷ͕ۤख
ίϯηϓτ͕ಛघ͍ͩ͠ํղͰɺ࡞ͬͨ ຊਓʹ͔͍͠ํ͕Θ͔Βͳ͍πʔϧʹͳͬͯ ͠·ͬͨ
͜ͷϓϩμΫτ͕ٴ΅ͨ͠Өڹ 🛤 Railsඪ४ͷweb-consoleΛΠϯεύΠΞ 🛤 https://github.com/rails-girls-summer-of- code/summer-of-code-2014/wiki/Project- ideas#conductor-web-based-assistant-for- development
࡞ͬͨߕ൹͋ͬͨΈ͍ͨ 🛤 ݁ہweb-consoleͬͯΔ͜ͱͥΜͥΜҧ͏ ͚Ͳ……
Capybaraؔ࿈ͷϏδϡΞϧܥͷ EngineΛ͏1ͭ (͋ͱ͍ͭͰʹݴ͏ͱϓϩάϨۂ໊ͭͳ͕Γ)
💎 roundabout
roundabout 🛤 ը໘ભҠਤੜπʔϧ
ը໘ભҠਤͷੜ 🛤 ࣮ͱͯ͠CapybaraͷϞϯΩʔύον 🛤 ςετίʔυதʹCapybaraͰൃੜͨ͠ϦΫΤετ ͷભҠΛશ෦ه͢Δ 🛤 ͜ΕΛͭͳ͛ͯֆʹ͢Δͱը໘ભҠਤʹͳΔ
͜Μͳײ͡(RedmineϓϩδΣΫτͰ ࣮ߦͨ݁͠Ռ)
ਤʹςετ͕ॻ͔Ε͍ͯΔ ͷ͔͠ग़ͯ͜ͳ͍ 🛤 ͭ·Γɺ͋ΔछͷςετΧόϨοδతͳͷ͕Մࢹ Խ͞ΕΔπʔϧͰ͋Δͱݴ͑Δ
ΞΠσΞ͓͠Ζ͍͠ɺϙςϯγϟϧ͋Δ ؾ͕͢ΔΜ͚ͩͲɺ͋·ΓΘΕͯΔखԠ͑ ͳ͍͔ 🛤 ͜ΕΛػʹͥͻ͝ར༻͍ͩ͘͞
ΧόϨοδؔ࿈ͭͳ͕ΓͰ
💎 per_file_coverage (unreleased)
per_file_coverage (Ծ) 🛤 ςετ࣮ߦ࣌ʹɺΞϓϦΛߏ͢Δ֤ϑΝΠϧ͕ Ͳͷςετ͔Βݺͼग़͞Ε͍ͯΔ͔(ͱɺͦͷٯ)Λ શ෦ચ͍ग़ͯ͠ՄࢹԽ͢Δ
࣮ͱͯ͠SimpleCovͷ ϓϥάΠϯ 🛤 (ͨͩ͠SimpleCovʹϓϥάΠϯͳͲͱ͍͏֓೦ ͳ͍)
ࠈͷϞϯΩʔύον 🛤 ͦ͏͍͍͓͑ͪ͏ SimpleCov ͷίϛολʔͰ ͋ΔͷͰɺ֦ு͕͍͢͠Α͏ʹϑΟʔυόοΫ͙ Β͍͍͖͍ͯͨ͠
RubyͷCoverageϞδϡʔϧΛ ར༻
͖͔͚ͬ 🛤 ANDPADࣾͷͦͦ͜͜ͷنͷطଘΞϓϦʹࢀը ͯ͠ɺʮ͜ͷίʔυͲͷspecϑΝΠϧ͔Βςε τ͞ΕͯΔΜͩΖ͏ʁʯͱ͔ɺٯʹʮ͜ͷspec Ͳ͜ΒΜͷϑΝΠϧΛςετͯ͠ΔΜͩΖ͏ʯͱ ͔Γͨ͘ͳͬͨͷͰ
application_controller͚ͩͰ300ݸͱ͔͋Δ ͷͰɺͬͺ͜͏͍͏ͷ͕Γͨ͘ͳΔΜͰ͢Α
Ξτϓοτྫ
͔͠͠ɺgem·ͩͳ͍…… 🛤 HTML͕ڊେԽͨ͠߹ͷύϑΥʔϚϯε͕ ͍ͤͯͳ͍ 🛤 ໊લ͕ܾ·͍ͬͯͳ͍ʂ
୭໊͔͍͍લΛ͚͍ͭͯͩ͘͞ 🛤 ͓ئ͍͠·͢
Coming Soon...💎
࠷ۙͷ͓ࣄؔ࿈Ͱ࡞ͬͨͷΛ ͏1ͭ
💎 lightweight_attributes
lightweight_attributes 🛤 Active RecordͷϞσϧͷΠϯελϯεੜΛۃྗ ܰ͘͢ΔͨΊͷ͑͛ͭͳ͍ϞϯΩʔύον
ARͷϞσϧͷΠϯελϯεੜ 🛤 AR 4͙Β͍Ͱೖͬͨtype castingͱ͔͍͏୭ͬͯͳ ͍ػೳͷͨΊʹٸܹʹॏͨ͘ͳͬͨ 🛤 ͱʹ͔͘DB͔ΒϞσϧΛΨόοͱҾͬுͬͯฦ͚ͩ͢Έͨ ͍ͳAPIͱ͔ͩͱɺ͕͜͜ϘτϧωοΫʹͳΔ 🛤
RubyϨϕϧͰɺಛʹTimeతͳͭͷparse͕͔ͬͨ Γ͢Δ
RubyͰTimeతͳͭͷparse͕ ͘ͳΔͱ͍͍ͳ͊ 🛤 https://bugs.ruby-lang.org/issues/16005
https://bugs.ruby-lang.org/ issues/16005
ͱ͋Εɺ lightweight_attributes ʹ͍ͭͯ
sponsored by ΞΧπΩ 🛤 ࠓ͔Βnobuͷύτϩϯʹͳͬͨ͋ͷΞΧπΩࣾ Ͱ͢ʂ
ίʔυ͕͑͛ͭͳ͗ͯ͢͞ ϝϯςෆೳ 🛤 ͜ͷΜͷίʔυRailsͷόʔδϣϯ͝ͱʹͥΜ ͥΜҧͬͯͯɺෳόʔδϣϯରԠͱ͔Ϛδແཧ
ͱ͍͏͜ͱͰɺ·ͱʹϝϯς ͞Εͯͳ͍ͷͰར༻ඇਪ
type castingΛԆͤ͞Δͱ͍͏ ΞΠσΞ 🛤 kamipo͞Μ͕͏·͍͜ͱरͬͯActive Record 6.1ʹίϛοτͯ͘͠Ε͔ͨΒ͏͓ଂೖΓͰ͍͍͔ ͳ……
Rails 6.1
Coming Soon...💎
ΞΧπΩ͞ΜεϙϯαʔͰ͏1ͭ
💎 activerecord-ruby (unreleased) 🛤 ΞϓϦதͰߋ৽͞Εͳ͍͜ͱ͕લఏͷ͍ΘΏΔ ʮϚελʔσʔλʯΛΠϯϝϞϦʹల։ 🛤 ARͷΦϒδΣΫτͷ··Ωϟογϡ͢Δ 🛤 readonlyͳͷͰ҆৺͍ͯ͠ճͤΔ
ૂ͍ 🛤 ΫΤϦͷແବଧͪΛ੍ 🛤 ARͷΦϒδΣΫτੜίετΛݮ 🛤 GCෛՙΛܰݮ
͜͜·ͰͳΒ୭͕ߟ͑ͨ͜ͱ͋Δͱࢥ͏ Μ͚ͩͲɺΠϯλʔϑΣΠεͱ࣮͕ 🛤 Model.fetch_from_cache ͱ͔ͦ͏͍͏ײ͡ͷ μα͍ίʔυઈରॻ͖ͨ͘ͳ͍ 🛤 ϓϩμΫγϣϯͷίʔυ;ͭ͏ͷARͷίʔυ͔Β Կม͑ͣʹɺͰͲͷϞσϧ͕ʮϚελʔςʔϒ ϧʯ͔͚ͩڭ͑ͯͬͨΒউखʹۭؾΛಡΜͰಈ࡞
͢Δ͙Β͍͕͍͍
activerecord-ruby ͷAPI 🛤 ʮϚελʔʯͬΆ͍ϞσϧʹҎԼͷΑ͏ͳએݴΛ ೖΕΔ class Country < ActiveRecord::Base find_by_ruby!
end
ͦΕ͚ͩ 🛤 ଞͷίʔυҰ͍͡Βͳͯ͘ɺҎԼͷΫΤϦͨ ͕ͪDBΛݺͼग़͢͜ͱͳ͘దͳΛฦ͢ Model.find(id) Model.where(prefecture: 'Tokyo').order(:created_at)
joins͕ೖͬͯͨΓ͢ΔΑ͏ͳෳࡶͳΫΤϦ ͕͛ΒΕͨΒDBʹϑΥʔϧόοΫ͢Δ
ϝϞϦ͔Βऔ͖ͬͯͨͷͱDB͔Βऔ͖ͬͯͨ ͷʹᴥᴪ͕ͳ͍͔Ͳ͏͔ൺֱ͢ΔϞʔυΛࡌ 🛤 ςετΛ͜ΕͰճ͓ͯ͘͠ͱ҆৺Ͱ͖Δͣ
ύϑΥʔϚϯεήΠϯ 🛤 ະ 🛤 ਖ਼ͳͱ͜Ζɺ·ͱͳ࣮ΞϓϦͰͷޮՌݶఆత ͳ༧ײ͍ͯ͠Δ 🛤 DBͷଓ͕ύοπϯύοπϯΈ͍ͨͳڥͰ ޮ͔͘
ݟͲ͜Ζ 🛤 ARͷΠϯλʔϑΣΠεͱγʔϜϨεʹ࿈ܞ͢ΔͨΊ ͷςΫχοΫ
࣮ৄࡉ 🛤 AR͕ΈཱͯͨASTΛSQLͰͳͯ͘Rubyͷ ίʔυʹม͢Δ ToRuby visitor ΛΰϦΰϦ࣮
gem·ͩͳ͍
Coming Soon...💎
ࠓ·Ͱʹແ͔ͬͨΞϓϩʔνͩ͠ɺίʔυ͔ ͳΓ͓͠Ζ͍ͷͰɺੈʹग़ͨΞΧπΩʹͥͻ ͍ͬͯ͡Έ͍ͯͩ͘͞
ઌߦݚڀ 🛤 arel_ruby
💎 arel_ruby 🛤 https://github.com/amatsuda/arel_ruby 🛤 (2012)
ArelͷASTͷRuby visitor 🛤 ͭ·ΓɺࠓճͷϓϩμΫτͷΤϯδϯ෦ͦͷͷ
͜Ε࣌ɺRDB͔ΒΓͯ͠Rubyͷੈք͚ͩ ͰΞϓϦͷςετ͕࣮ߦͰ͖ͨΒ͓͠Ζ͍͔ɺ ͱࢥͬͯͬͯΈͨͷ 🛤 ͋·Γݱ࣮తͳϢʔεέʔεͰͳ͔ͬͨͷͰɺ ୯ʹ໘നͦ͏͔ͩΒ࡞ͬͯΈ͚ͨͩΈ͍ͨͳײ͡ʹ ͳͬͯ͠·ͬͨ 🛤 ͦͯͣͬ͠ͱ͓ଂೖΓ
ίʔυॻ͚ͯϢʔεέʔε Λݟޡͬͨྫ
8ܦͬͯɺ৽ͨͳϢʔεέʔεΛ ݟ͚ͭͯ෮׆
͜Μͳ;͏ʹxxܦ͔ͬͯΒੲॻ͍ͨ ίʔυͷժ͕ग़ͨΓ͢Δ͜ͱ͋Δ 🛤 ίʔυΛॻ͖ଓ͚ͯΔͱΞυόϯςʔδ͕͋ͬ ͨΓ͢Δɺͱ͍͏ࣄྫ
·ͱΊ
ͬͺRails 🛤 RailsΛ͍ͬͺ͍ಡΜͩΓॻ͍ͨΓ͍ͯ͠ΔͱRails ʹৄ͘͠ͳΔ
͍ͭͰͲ͜Ͱૉૣ͘ ύονΛॻ͜͏ 🛤 Railsʹৄ͘͠ͳΔͱɺRails͚ͩ͡Όͳ͍ͯ͘ΖΜ ͳͷʹύον͕ॻ͚ΔΑ͏ʹͳΔ 🛤 gem-srcΛrbenvbundlerͱ࿈ܞ͓͍ͤͯͯ͞ɺ ৗʹ࠷खॱͰύονΛ͚͛ͭΕΔ४උΛ͑ͯ ͓͜͏
ͱʹ͔ͨ͘͘͞Μ ύονΛॻ͜͏ 🛤 ύονΛͨ͘͞Μॻ͔ͳ͍ͱɺύον͕ॻ͚Δ Α͏ʹͳΒͳ͍ 🛤 ྔ͕࣭ʹస͡Δ͜ͱ͋Δ
gem࡞Ոͷಓ 🛤 ͍ΖΜͳͷʹύονΛॻ͍ͯΔͱɺଞਓʹॻ͔ͤ ΔΑΓࣗͰॻ͍ͨ΄͏͕ྑ͍ͷ͕Ͱ͖Δ͜ͱ͕ Θ͔Δ 🛤 ͖͔͚ͬϢʔεέʔεΛ͔ͭ·͑ͯɺϓϩμΫτ ʹ͍ͯ͜͠͏
ͦΜͳΜ୭Ͱࢥ͍ͭ͘Ͱ͠ΐɺΈ͍ͨ ͳgemͰͱʹ͔ͬͯ͘ΈΔͱྑ͍ 🛤 ҙ֎ͱ୭Ζ͏ͱͯ͠ͳ͔ͬͨΓɺ͕ࣗੈքͰ Ұ൪͏·͘ΕͨΓ͢Δ
໊લॏཁ 🛤 ໊લ͚ͭΔͷΉ͍ͣ 🛤 ໊લ͕͚ͭΕͳͯ͘ࠓͷൃදʹؒʹ߹Θͳ͔ͬͨ ͷ͕͍͔ͭ͋͘ΔͷͰɺ୭͔Ұॹʹ໊લΛߟ͑ͯ ΄͍͠……
gemͷख़ 🛤 ࡞ͬͨgem͙͢ʹժ͕ग़ͳͯ͘ɺޙ͔ΒϢʔε έʔε͕͍͖ͭͯͯɺԿܦ͔ͬͯΒʹཱͬͨ Γ͢Δ 🛤 ͷͰɺͬͺΓΞΠσΞΛ͖ͪΜͱίʔυʹམͱ͠ ͓ͯ͘͜ͱ͕େࣄ
ϝϯς 🛤 gemΛ͍ͬͺ͍࡞ͬͨΓͯ͠Δͱɺϝϯςର͕ ૿͑͗ͯ͢ख͕ճΒͳ͘ͳΔ 🛤 ͖ͦͦͬΆ͍ਖ਼֬ͳͷͰϝϯςͱ͔ۤख…… 🛤 ͳͷͰɺ୭͔ϝϯςखͬͯ͘ΕΔͱͱͯخ͠ ͍……
Future Works 🛤 ࠓޙͱɺԿ͔ϓϩμΫτͷΞΠσΞ͕͖߱ͬͯͨ Βɺϲ݄ʹ1ճ͙Β͍ͷϖʔεͰgemΛ࡞Γଓ͚ ͍ͨ 🛤 @amatsuda ͷ࣍ճ࡞ʹ͝ظ͍ͩ͘͞ʂ
Coming Soon! 💎
·ͱΊ 🛤 গ͠Ͱօ͞Μͷ͜Ε͔ΒͷOSS׆ಈͷώϯτʹ ͳ͍ͬͯΕ͍Ͱ͢
end 🛤 name: Akira Matsuda 🛤 GitHub: @amatsuda 🛤 Twitter:
@a_matsuda