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読みやすいコードを書くために気をつけていること/ be-careful-when-writin...
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Masatoshi Moritsuka
February 06, 2020
Programming
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200
読みやすいコードを書くために気をつけていること/ be-careful-when-writing-readable-code
Masatoshi Moritsuka
February 06, 2020
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Transcript
ಡΈ͍͢ίʔυΛॻͨ͘Ίʹ ؾΛ͚͍ͭͯΔ͜ͱ ௩ɹਅ(@sanfrecce_osaka) 2020/2/6ɹOmotesando.rb #omotesandorb
ࣗݾհ ➤ ௩ ਅ ➤ GitHub: @sanfrecce-osaka ➤ Twitter: @sanfrecce_osaka
➤ Qiita: @sanfrecce_osaka ➤ 9݄: େࡕ → ொా ➤ ruby-jpͷॅਓ ➤ גࣜձࣾϥάβΠΞ
ձࣾհ ➤ RubyɾRailsͷडୗ։ൃձࣾ ➤ at ொా ➤ ձࣾͷۙลͰՈ͕͍҆ʂ ➤ ະܦݧ͔ΒͰ2ϲ݄ͷݚम༗
➤ We are hiring!
ʲએʳMachida.rb͡Ί·ͨ͠
લஔ͖ ➤ ࣮RubyMineωλͰͦ͏ͱͯ͠அ೦͠·ͨ͠ ➤ ʮؾΛ͚͍ͭͯΔ͜ͱʯͳͷͰ࣮ફͰ͖͍ͯΔͱݶΒͳ͍ ➤ Ұ෦͜Ε͔Β͍ͬͯ͜͏ͱՃͨ͠ͷ͋Γ·͢ ➤ ίʔυྫશ͘༻ҙͰ͖ͯͳ͍Ͱ͢ ➤
ҙݟɾҟ͋ΕࢦఠΒ͑Δͱ͋Γ͕͍ͨͰ͢
ΠϯλʔϑΣʔεʹؾΛ͚ͭΔ ➤ ྑ͍ΠϯλʔϑΣʔεͱ(ݸਓతݟղ) ➤ ڍಈɾҾ͕ཧղ͍͢͠ ➤ ܕ͕ͳͯ͘ཧղͰ͖Δ(͋ͬͨํ͕ศར͚ͩͲ)
ΠϯλʔϑΣʔεͷཁૉ(ϝιουͷ߹) ➤ ໊લ ➤ ɾॲཧ༰͕දݱ͞Ε͍ͯΔ͔ ➤ ೖྗ ➤ ԿΛड͚औΔ͔ ➤
͍ͭɾͲ͜Ͱड͚औΔ͔ ➤ ग़ྗ ➤ ԿΛฦ͔͢
໋໊େࣄ ➤ ͍͞͞ͳͷͰ໋໊͢Δ ➤ ୯७ͳ݅ఆࣜΛϝιουʹΓग़͢ ➤ ϒϩοΫΛprocΛฦ͢ϝιουʹΓग़͢ ➤ ໋໊ͰखΛൈ͘ͱ͋ͱͰΊͪΌͪ͘Όਏ͍ ➤
໌ͷࣗผਓ ➤ ଞਓࣗͷ಄ͷதͷίϯςΩετΘ͔Βͳ͍ ➤ ్த͔Βࢀըͨ͠ਓʹྺ࢙తܦҢഎܠΘ͔Βͳ͍
None
ͦͷଞ ➤ ࠷ॳࡶʹॻ͘ ➤ ൚༻తʹ࡞Βͳ͍ ➤ ࠷ॳ͔Β100%ೲಘͷ͍͘ίʔυॻ͚ͳ͍ ➤ ϘʔΠεΧτɾϧʔϧʹଇͬͯίʔυΛॻ͘ ➤
ׂΕ૭ཧ ➤ SOLIDݪଇ
ʲࢀߟʳSOLIDݪଇ ➤ ୯Ұͷݪଇ(Single Responsibility Principle) ➤ ΦʔϓϯɾΫϩʔζυͷݪଇ(Open/closed principle) ➤ Ϧείϑͷஔݪଇ(Liskov
substitution principle) ➤ ΠϯλʔϑΣʔεͷ๏ଇ(Interface segregation principle) ➤ ґଘؔٯసͷݪଇ(Dependency inversion principle)
ࢀߟʹͳΔ υΩϡϝϯτɾॻ੶
Ruby on RailsΛͬͨ։ൃͰࢀরͯ͠Α͍υΩϡϝϯτ https://qiita.com/hanachin_/items/76a24bcef889edb59d19
style guide ➤ ruby-style-guide ➤ https://github.com/fortissimo1997/ruby-style-guide/blob/ japanese/README.ja.md ➤ rails-style-guide ➤
https://github.com/satour/rails-style-guide/blob/master/ README-jaJA.md ➤ rspec-style-guide ➤ https://github.com/willnet/rspec-style-guide ➤ ReactVueɺCSSʹstyle-guide͕͋Δ
Ϧʔμϒϧίʔυ
ίʔυίϯϓϦʔτ
Sandi Metzຊ
ΦϒδΣΫτࢦઃܭݪଇͱ https://qiita.com/UWControl/items/98671f53120ae47ff93a
ϓϥεЋ
ίϛοτ ϝοηʔδ
ίϛοτϝοηʔδΛॻ͘ͱ͖ʹؾΛ͚͍ͭͯΔ͜ͱ https://sinsoku.hatenablog.com/entry/2019/08/17/020954
ίϛοτϝοηʔδ͔ͬ͠Γॻ͘ཧ༝ ➤ ϨϏϡΞʔָ͕ ➤ ҙਤɾഎܠ͕Θ͔Δ ➤ ίʔυΛಡ·ͳͯ͘େےΛཧղͰ͖Δ ➤ ϨϏϡʔΠָ ➤
ޙʹϖΞɾϞϒϨϏϡʔ͕͋ͬͯରԠͰ͖Δ ➤ ͋ͱͰίʔυΛಡΉਓָ ➤ ྺ࢙తܦҢ͕Θ͔Δ ➤ ಡΉࡍͷใ͕૿͑Δ
ࣗͷ߹(ۀಉ͡ײ͡Ͱ͢) https://github.com/pocke/ruboty-ruby-jp/pull/24
͝ਗ਼ௌ ͋Γ͕ͱ͏ ͍͟͝·ͨ͠ʂ