みんなに知って欲しい Meguro.rb

©2018 Wantedly, Inc. 29.Jul.2018 - Nao Minami (@south37) ΈΜͳʹ஌ͬͯཉ͍͠ YARD
Ͱ੩తܕ෇͖ Ruby ʢyard2steepʣ

Ͱ੩తܕ෇͖ Ruby ʢyard2steepʣ ͱࢥͬͨΜͰ͕͢ɻɻɻ

Ͱ੩తܕ෇͖ Ruby ʢyard2steepʣ ෼Ͱ͸ແཧͦ͏ʂ

©2018 Wantedly, Inc. Nao Minami / @south37, @minami7o Infrastructure engineer
@ Wantedly, Inc.

©2018 Wantedly, Inc. 4UFFQͱ͸ w 3VCZʹରͯ͠੩తܕ෇͚͕ग़དྷΔπʔϧ w ܕఆٛϑΝΠϧͱ3VCZίʔυ͔ΒɺܕݕࠪΛߦ͏ w ܕఆٛϑΝΠϧ͸ಠࣗจ๏
w 3VCZʹࣅ͍ͯΔ͕ɺܕΛද͢ઐ༻ه๏͕͋Δ

©2018 Wantedly, Inc. 4UFFQͷܕఆٛϑΝΠϧ class Person @name: String @contacts: Array<Email
| Phone> def initialize: (name: String) -> any def name: -> String def contacts: -> Array<Email | Phone> def guess_country: -> (String | nil) end

©2018 Wantedly, Inc. 4UFFQͷ1SPT$POT w 1SPT w 3VCZͰ੩తܕݕ͕ࠪग़དྷΔʂιϑτ΢ΣΞ։ൃͷॿ͚ʹͳͬͯ͘ΕΔʂ w $POT
w ܕఆٛϑΝΠϧͷઐ༻จ๏Λ֮͑Δඞཁ͕͋Δ w ܕఆٛϑΝΠϧΛ͔Βॻ͘ͷ͕େมʂ w ATUFFQTDB⒎PMEAίϚϯυ͕ॿ͚ʹͳͬͯ͘ΕΔ͕ɻɻɻ

©2018 Wantedly, Inc. 3VCZίʔυΛ༻ҙ͢Δ # lib/parser.rb class AST # @return
[String] def to_s "AST" end # @param [Hash] opt def traverse!(opt) end end class Parser # @param [String] text # @param [Hash] opt # @return [AST] def parse(text, opt) ast = AST.new ast.traverse!(opt) ast end end

©2018 Wantedly, Inc. ZBSETUFFQίϚϯυΛ࣮ߦ $ yard2steep lib ZBSETUFFQͰܕఆٛϑΝΠϧΛੜ੒ # sig/parser.rbi
class AST def to_s: -> String def traverse!: (Hash<any, any>) -> any end class Parser def parse: (String, Hash<any, any>) -> AST end

©2018 Wantedly, Inc. ܕݕࠪͰࣦഊͤͯ͞ΈΔ # lib/parser.rb class AST # @return
[String] def to_s "AST" end # @param [Hash] opt def traverse!(opt) end end class Parser # @param [String] text - # @param [Hash] opt + # @param [Hash, nil] opt # @return [AST] - def parse(text, opt) + def parse(text, opt: nil) ast = AST.new ast.traverse!(opt) ast end end

©2018 Wantedly, Inc. ܕݕࠪͰࣦഊͤͯ͞ΈΔ $ yard2steep lib && steep check
lib lib/parser.rb:18:18: ArgumentTypeMismatch: receiver=::AST, expected=::Hash<any, any>, actual=(::Hash<any, any> | nil) (opt) ZBSETUFFQͱTUFFQΛ૊Έ߹ΘͤͯܕνΣοΫ ͪΌΜͱɺAOJMAνΣοΫ͍ͯ͠ͳ͍ίʔυͰΤϥʔ ͕ग़ͨʂ

©2018 Wantedly, Inc. ࠷ۙͷΞοϓσʔτ w ϦϦʔεޙϲ݄Ͱ΍ͬͨ͜ͱ w BUUS@SFBEFSͳͲɺ3VCZͷ૊ΈࠐΈͷNFUBQSPHSBNNJOHܥͷػೳΛTVQQPSU w 3VCZQBSTFSͷվળ
ࣗલ࣮૷3JQQFSϕʔε΁Ҡߦ w ఆ਺ͷܕ෇͚ w FUD w ΍Γ͍ͨ͜ͱ w :"3%BOOPUBUJPOͷϦονͳه๏Λαϙʔτ w BUSS@XSJUFS BUUS@BDDFTTPSͳͲͷTVQQPSU

©2018 Wantedly, Inc. ·ͱΊ w :"3%Ͱ੩తܕݕ͕ࠪͰ͖ΔΑ͏ʹͳͬͨʂ w 4UFFQͱZBSETUFFQΛ૊Έ߹ΘͤΔࣄͰ࣮ݱ w BOZܕ͕͋ΔͷͰɺগͣͭ͠ಋೖ͕Մೳ
w ͜Ε͔Β΋ɺ3VCZͰ)BQQZ)BDLJOH͠Α͏ʂ

みんなに知って欲しい Meguro.rb

みんなに知って欲しい Meguro.rb

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