2017年をキャッチアップする 三種の神器 / ghq_gem-src_and_bundler

｢Rubyエンジニアが語る2016年の振り返りとこれから｣での発表資料です。
https://speee.connpass.com/event/47616/

Transcript

1. HIR HFNTSDBOE#VOEMFS
   ∁ڮ݈Ұ(.01FQBCP JOD
   3VCZΤϯδχΞ͕ޠΔ೥ͷৼΓฦΓͱ͜Ε͔Β
   ೥ΛΩϟονΞοϓ͢Δ
   ࡾछͷਆث
   

   View Slide

2. &$ࣄۀ෦νʔϑςΫχΧϧϦʔυ
   ∁ڮ݈Ұ!LFODIBO
   ೥͸1ZUIPOΛগ͔͍ͬͯ͠͡·ͨ͠
   IUUQTIVDSFBNOFU
   

   View Slide

3. IUUQTFNKQTMBDLJOIFSPLVBQQDPN
   

   View Slide

4. എܠ
   

   View Slide

5. 3BJMT΁ͷόʔδϣϯΞοϓ
   ؒʹ߹͍·ͤΜͰͨ͠
   

   View Slide

6. 3BJMTʹݶΒͣɺ
   ϥΠϒϥϦ΍ϑϨʔϜϫʔΫͷ
   όʔδϣϯΞοϓʹ͸ɺ
   HIRHFNTSD#VOEMFS
   ͕ศརͳͷͰɺͦͷ࿩Λ͠·͢ɻ
   

   View Slide

7. NPUFNFOHIR
   wHPMBOHͷσΟϨΫτϦϨΠΞ΢τͰɺιʔείʔυΛ؅ཧ͢Δπʔϧ
   wHJUɺIHɺTWO౳ෳ਺ͷ7$4ʹରԠ
   w(JU)VCɺ#JUCVDLFU͚ͩͰͳ͘ɺϓϥΠϕʔτͳϦϞʔτϦϙδτϦ
   ʹ΋ରԠ (JU)VC&OUFSQSJTF౳
   
   

   View Slide

8. BNBUTVEBHFNTSD
   wHFNJOTUBMMΛϑοΫͯ͠ɺ֘౰ͷϥΠϒϥϦͷιʔείʔυΛϩʔΧ
   ϧʹDMPOFͯ͘͠ΔHFNSCFOWϓϥάΠϯ
   wDMPOF͢ΔࡍʹHIRΛར༻͢Δ͜ͱ͕Ͱ͖ɺಉ͡ϨΠΞ΢τͰHFNͷ
   ιʔείʔυΛ؅ཧͰ͖Δ
   

   View Slide

9. CVOEMFSCVOEMFS
   wΞϓϦέʔγϣϯͰར༻͢ΔHFNͷґଘؔ܎Λ؅ཧ͢Δ
   w(FNpMFʹ͋ΔHFNͷϦετ͔Βґଘؔ܎Λղܾ͠ɺΠϯετʔϧ
   ͢ΔόʔδϣϯΛܾఆͯ͘͠ΕΔ
   wΠϯετʔϧͨ͠όʔδϣϯΛ(FNpMFMPDLʹग़ྗ͠ɺҟͳΔ؀ڥ
   Ͱ΋ಉ͡όʔδϣϯΛΠϯετʔϧ͢Δ͜ͱ͕Ͱ͖Δ
   wΦϓγϣϯΛࢦఆ͢Δ͜ͱͰSVCZHFNTPSHҎ֎͔ΒΠϯετʔϧ
   ͨ͠ΓɺόʔδϣϯΛࢦఆŋ੍ݶͨ͠ΓͰ͖Δ
   

   View Slide

10. HIR HFNTSDBOE#VOEMFS
    ϥΠϒϥϦͷόʔδϣϯΞοϓͰ໰୊͕ى͖ͨͱ͖
    w೚ҙͷόʔδϣϯ΍ಛఆͷίϛοτͰಈ࡞֬ೝ͍ͨ͠
    wϥΠϒϥϦͷιʔείʔυΛมߋͯ͠ಈ͔͍ͨ͠
    ͱ͍͏৔໘͕͋Δ

    HIRHFNTSDͰϥΠϒϥϦͷιʔείʔυΛϩʔΧϧʹอଘ͠ɺ
    (FNpMFͷQBUIΦϓγϣϯͰϩʔΧϧͷίʔυΛಡΈࠐΉͱḿΔ
    

    View Slide

11. ྫ
    
    source ‘https://rubygems.org'
    …
    gem ‘composite_primary_keys’,
    path: `ghq list -p -e composite_primary_keys`.chomp
    …
    

    View Slide

12. ྑ͍ͱ͜Ζͱ஫ҙ఺
    wྑ͍ͱ͜Ζ
    wCVOEMFJOTUBMM͠௚͢͜ͱͳ͘ɺόʔδϣϯͷ੾Γସ͑ίʔυͷॻ͖
    ׵͕͑Ͱ͖Δ
    w஫ҙ఺
    wTQSJOHͷΑ͏ͳQSFMPBEFSΛ࢖͍ͬͯΔ৔߹͸ɺ࠶ىಈ͢Δ͔มߋ
    ΛνΣοΫͤ͞ͳ͍ͱ͍͚ͳ͍
    

    View Slide

13. ͕࣌ؒ͋Ε͹σϞ
    

    View Slide

14. ·ͱΊ
    w3BJMTόʔδϣϯΞοϓͷݱঢ়͸࠙਌ձͰ
    wHIRHFNTSD#VOEMFSศར
    wࠓ೥͸3VCZ ͱ1)1
    
    Λ΍͍͖ͬͯ·͢
    wҰॹʹ΍͍͖ͬͯ·͠ΐ͏ʂʂ
    

    View Slide

15. ࢀߟจݙ
    wHIRΛ࢖ͬͨϩʔΧϧϦϙδτϦͷ౷Ұతɾޮ཰తͳ؅ཧʹ͍ͭͯ
    ,FOUBSP,VSJCBZBTIJTCMPH

    IUUQCMPHLFOUBSPLPSHFOUSZ
    wHIRHFNTSDBOENPSF

    IUUQXXXTMJEFTIBSFOFULPJDHIRHFNTSDBOENPSF
    

    View Slide