Lerna による明示的疎結合アーキテクチャ

Gotanda.js #9 in adish で発表した資料
https://gotandajs.connpass.com/event/66262/

Transcript

1. 1JOF
   .J[VOF 0DU
   
   
   
   (PUBOEBKT 
   JO
   BEJTI -FSOB ʹΑΔ ໌ࣔతૄ݁߹ΞʔΩςΫνϟ
2. ࣗݾ঺հ v (JU)VC
   !QJOF v 5XJUUFS
   !QJOF v ޷͖ͳݴޠ +BWB4DSJQU v /FYUCFBU $P
   -UE JO ޒ൓ా v ֆจࣈδΣωϨʔλʔ "VUIPS
3. ໨࣍ -FSOB ͷ֓ཁͱɺΞʔΩςΫνϟྫΛ࿩͠·͢ v -FSOB ͱ͸ v -FSOB ͷಈ࡞ݪཧ v -FSOB ʹΑΔ໌ࣔతૄ݁߹ΞʔΩςΫνϟ v ΞʔΩςΫνϟྫͷ঺հ
4. -FSOB ͱ͸ -FSOB ͸ #BCFM
   ͷ࡞ऀʹΑΔ NPOPSFQP ࢧԉπʔϧͰ͢ ෳ਺ύοέʔδΛ୯ҰϨϙδτϦͰ؅ཧ ྫ
   #BCFM
   ͷϨϙδτϦߏ଄ QBDLBHFT MFSOBKTPO QBDLBHFKTPO CBCFMDMJ CBCFMDPSF TSD UFTU QBDLBHFKTPO CBCFM ܭ 
   ݸͷύοέʔδ
   
   ݱࡏ
5. -FSOB ͷಈ࡞ݪཧ -FSOB ͸γϯϘϦοΫͰϓϩδΣΫτ಺ґଘΛղܾ͠·͢ QLH QLH QLH OPEF@NPEVMFT !QSPK QBDLBHFT QLH NPOSFQP ಺͸γϯϘϦοΫϦϯΫ ֎෦ύοέʔδ͸௚઀Πϯετʔϧ QLH FYUQLH
6. -FSOB ίϚϯυྫ $ lerna bootstrap ґଘղܾ࣮ߦ $ lerna run test શύοέʔδͷίϚϯυ࣮ߦ $ lerna run --scope @proj/pkg1 build ಛఆύοέʔδͷίϚϯυ࣮ߦ
7. େن໛ϥΠϒϥϦͷͨΊʹ࡞ΒΕͨ -FSOB Ͱ͕͢ ࠓ೔͸ϓϩμΫτ΁ͷద༻͢Δ࿩Λ͠·͢ɻ
8. -FSOB ʹΑΔ໌ࣔతૄ݁߹ΞʔΩςΫνϟ ϥΠϒϥϦͰ͸ͳ͘ϓϩμΫτͷૄ݁߹Խʹ࢖͏ v ϨΠϠͰ෼͚Δ Ø !QSPKDPOUSPMMFST
   !QSPKNPEFMT
    Ø !QSPKEJTQBUDIFS
   !QSPKTUPSF
    v σʔλछผ͝ͱʹ෼͚Δ Ø !QSPKVTFST !QSPKJUFNT
   
9. -FSOB ʹΑΔ໌ࣔతૄ݁߹ΞʔΩςΫνϟ -FSOB ʹΑΔΞʔΩςΫνϟͷϝϦοτɾσϝϦοτ v ϝϦοτ Ø ϨΠϠؒͷґଘ͕໌ࣔతʹͳΔ Ø ϨΠϠ͝ͱʹґଘ͕࣋ͯΔ Ø ϨΠϠ͝ͱʹςετ͕ॻ͚Δ ςετϑϨʔϜϫʔΫͷࠞࡏ΋༰қ v σϝϦοτ Ø ύοέʔδ਺ͷංେԽɺݟ௨͠ͷѱԽ Ø ಉҰϥΠϒϥϦͷෳ਺όʔδϣϯ΁ͷґଘͷൃੜ ڞ௨ґଘΛϧʔτύοέʔδͰ࣋ͭ͜ͱͰ͋Δఔ౓ղܾՄ
10. &YQSFTT
    ΁ͷద༻ྫ $POUSPMMFS
    3FQPTJUPSZ
    .PEFM
    ʹ෼͚Δྫ QBDLBHFT MFSOBKTPO BQQ DPOGJH HPUBOEBKTBQJ NPEFMT FOW SFQPT QBDLBHFKTPO $POUSPMMFS 3FQPTJUPSZ .PEFM
    ιʔείʔυ
    IUUQTHJUIVCDPNQJOFHPUBOEBKTBQJTBNQMF
11. &YQSFTT
    ΁ͷద༻ྫ ύοέʔδؒͷґଘؔ܎ !HPUBOEBKTBQQ !HPUBOEBKTDPOGJH !HPUBOEBKTFOW !HPUBOEBKTSFQT !HPUBOEBKTNPEFMT ϢʔςΟϦςΟܥ͸ݸʑʹಠཱ
    ιʔείʔυ
    IUUQTHJUIVCDPNQJOFHPUBOEBKTBQJTBNQMF
12. &YQSFTT
    ΁ͷద༻ྫ
    ιʔείʔυ
    IUUQTHJUIVCDPNQJOFHPUBOEBKTBQJTBNQMF const { EventRepository, EventPlaceRepository, PlaceRepository, } = require('@gotandajs/repos') const { EventResult } = require('@gotandajs/models') $POUSPMMFS
13. ·ͱΊ -FSOB ͸ NPOPSFQP ࢧԉπʔϧͰ͢ v -FSOB ͸ #BCFM
    ౳ͷେن໛ϥΠϒϥϦͰར༻ v -FSOB ΛϓϩμΫτʹదԠ͢Δ͜ͱ΋Մೳ v ૄ݁߹ɺ͔ͭ໌ࣔతʹϓϩμΫτΛߏ੒Մೳ v ΞʔΩςΫνϟΛߟ͑Δͱ͖ͷύʔπͱͯ͠