RailsはRubyだ

Railsアプリを作るときにlibを意識しようという話を社内でしました。

Transcript

1. Rails͸Rubyͩ @yoppiblog Aktsuki.inc 12೥5݄30೔ਫ༵೔
2. 001 12೥5݄30೔ਫ༵೔
3. Input Output ここ! 12೥5݄30೔ਫ༵೔
4. Input Output 12೥5݄30೔ਫ༵೔
5. Object Oriented Programming w ϞδϡʔϧੑΛҙࣝ͢Δ w ֦ுੑ w ࠶ར༻ੑ w ͢΂ͯ͸඼࣭޲্ͱӡ༻อकͷͨΊ 12೥5݄30೔ਫ༵೔
6. )PX 12೥5݄30೔ਫ༵೔
7. Testable Code • ςετΛॻ͘͜ͱͰڧ੍తʹϞδϡʔϧ Λҙࣝ͢Δ͜ͱʹͳΔ • ΠϯλϑΣʔεઃܭྗΛ਎ʹ͚ͭΔ 12೥5݄30೔ਫ༵೔
8. Rails͸Ruby 12೥5݄30೔ਫ༵೔
9. Ruby application • bin/ • lib/ • spec/ • Rakefile • Gemfile • ... 12೥5݄30೔ਫ༵೔
10. Rails Application • app/ • lib/ • config/ • db/ • spec/ • Rakefile • Gemfile 12೥5݄30೔ਫ༵೔
11. lib/ 12೥5݄30೔ਫ༵೔
12. • RubyΞϓϦͷࠜװͱͳΔ෦෼ • RailsΞϓϦͰ͸monkey patchίʔυ΍ gemͷ֦ுίʔυɺϩδοΫϞδϡʔϧ Λઃஔ͢Δ lib/ 12೥5݄30೔ਫ༵೔
13. case study 12೥5݄30೔ਫ༵೔
14. KingΠϕϯτ • Ϙεότϧ • ใु • ϙΠϯτ෇༩ 12೥5݄30೔ਫ༵೔
15. event_king • lib/event_king.rb • lib/event_king/ • battle.rb • gift.rb • point.rb • spec/lib/event_king/ 12೥5݄30೔ਫ༵೔
16. # lib/event_king.rb module EventKing require 'event_king/battle' require 'event_king/gift' require 'event_king/point' end module loader 12೥5݄30೔ਫ༵೔
17. ότϧ # lib/event_king/battle.rb module EventKing class Battle def initialize(deck, boss) ... end def battle! ... end end end 12೥5݄30೔ਫ༵೔
18. ใु # lib/event_king/gift.rb module EventKing class Gift def initialize(status) ... end def distribute ... end end end 12೥5݄30೔ਫ༵೔
19. ϙΠϯτ෇༩ # lib/event_king/point.rb module EventKing class Point def initialize(status) ... end def distribute ... end end end 12೥5݄30೔ਫ༵೔
20. Controller # app/controller/ user_event_king_boss_battle_logs.rb require ‘event_king’ class UserEventKingBossBattleLogsController def create ... battle = EventKing::Battle.new(deck, boss) battle.battle! log = Log.create(battle) ... end end 12೥5݄30೔ਫ༵೔
21. ·ͱΊ • Rails͸RubyΞϓϦέʔγϣϯͷͻͱͭ • testableͳίʔυΛॻ͘͜ͱͰશମͷ඼ ࣭Λอͪͭͭӡ༻ָ͕ʹͳΔ • ϦϑΝΫλϦϯάΛڪΕͳ͍ • ςετॻ͖·͠ΐ͏ 12೥5݄30೔ਫ༵೔
22. ࢀߟจݙ • ΦϒδΣΫτࢦ޲ೖ໳ ্/Լ • ॳΊͯͷRuby • Ruby ϕετϓϥΫςΟε • ਺ଟ͋ΔΦʔϓϯιʔεͷίʔυ 12೥5݄30೔ਫ༵೔