RxSwiftに対応したバリデーションをGenericなProtocolで実装してみた / Generic Validation Protocol with RxSwift

https://github.com/yutoyazaki/RxValidationSample

Transcript

1. 3Y4XJGUʹରԠͨ͠όϦσʔγϣϯΛ
   (FOFSJDͳ1SPUPDPMͰ࣮૷ͯ͠Έͨ
   QPUBUPUJQT

   ໼㟒༤ਓ:B[BLJ:VUP
   

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2. ࣗݾ঺հ
   w ͓͍͍͠ʂΛ࡞ΔϨγϐಈըϝσΟΞʮNPHVOBʯͷJ04ΤϯδχΞ
   w ৽ଔ೥໨✨
   w ֶੜ࣌୅ʹษڧձӡӦͯ͠·ͨ͠ʢࣾձਓʹͳͬͯൃද͸ॳΊͯʣ
   άϦʔגࣜձࣾ
   ޿ࠂɾϝσΟΞࣄۀຊ෦ϥΠϑελΠϧࣄۀ෦
   ϝσΟΞάϧʔϓ։ൃνʔϜ
   ໼㟒༤ਓ:B[BLJ:VUP
   

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3. 3Y4XJGUʹରԠͨ͠όϦσʔγϣϯΛ
   (FOFSJDͳ1SPUPDPMͰ࣮૷ͯ͠Έͨ
   

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4. 3Y4XJGUʹରԠͨ͠όϦσʔγϣϯΛ࡞Γ͍ͨ
   w Ϣʔβͷೖྗ಺༰ΛόϦσʔγϣϯ͍ͨ͠
   w ྫOจࣈҎ಺ ෆਖ਼ͳॻࣜͷνΣοΫ FUD
   w Τϥʔͷཧ༝Λఏࣔͯ͠Ϣʔβʹमਖ਼ͯ͠΋Β͏
   w 3Y4XJGUͰόΠϯυ͍ͤͨ͞
   w δΣωϦΫεͰ͍͍ײ͡ʹ
   w όϦσʔγϣϯ͢Δ044ϥΠϒϥϦ͸͋Δ͕
   w ϥΠϒϥϦಋೖ͢Δ΄ͲͰ΋ͳ͍͠
   w 3Y4XJGUʹରԠͯ͠ͳ͍͠
   (FOFSJDͳ1SPUPDPMͰ
   3Y4XJGUʹରԠͨ͠7BMJEBUPSΛ࣮૷͠Α͏
   

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5. ׬੒Πϝʔδ
   Ϣʔβͷೖྗͨ͠จࣈྻ͕
   ༗ޮͳ஋Ͱ͋Ε͹
   ૹ৴ϘλϯΛԡͤΔΑ͏ʹ͢Δ
   

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6. 7BMJEBUPSϓϩτίϧ
   ValueTypeɿόϦσʔγϣϯ͢Δ஋ͷܕ
   ErrorType ɿෆਖ਼ͳ஋ͷ৔߹ͷΤϥʔ
   validate() ɿόϦσʔγϣϯ݁ՌΛฦ͢
   

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7. 7BMJEBUJPO3FTVMU
   όϦσʔγϣϯͷਖ਼ޡΛද͢FOVN
   

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8. 7BMJEBUPSͷ࣮૷ྫ
   Ϣʔβ໊ͷೖྗཝΛ૝ఆͯ͠
   ΤϥʔΛఆٛ͢Δ
   όϦσʔγϣϯͷϩδοΫΛॻ͘
   4USJOH Λೖྗ஋ʹ͢Δ
   

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9. 7BMJEBUPSͷ࢖༻ྫ
   ୯ମͰ͸ಈ͘Α͏ʹͳͬͨ
   ͜ΕΛ3Y4XJGUʹରԠͤ͞Δ
   

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10. 3Y4XJGUͷ0CTFSWBCMF5ZQFʹ
    WBMJEBUFΦϖϨʔλΛੜ΍͢
    Ҿ਺ʹ7BMJEBUPSΛ౉ͯ͠ɺ
    ετϦʔϜʹྲྀΕ͖ͯͨ஋ΛόϦσʔγϣϯ͠ɺ
    ݁ՌΛ7BMJEBUJPO3FTVMUܕͰฦ͢ɻ
    

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11. ׬੒
    

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12. ࢖ͬͯΈΔ
    όϦσʔγϣϯʹҾ͔͔ͬͬͨΒˠΤϥʔ಺༰Λදࣔ
    ༗ޮͳ஋Ͱ͋Ε͹ˠ4VCNJUϘλϯ͕ԡͤΔΑ͏ʹͳΔ
    

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14. ·ͱΊ
    w όϦσʔγϣϯ͢ΔϓϩτίϧΛఆٛ
    w Ϣχοτςετ͕ॻ͖΍͍͢
    w 3Y4XJGUʹόϦσʔγϣϯͷΦϖϨʔλΛੜ΍͢
    w γϯϓϧͳهड़Ͱݟ௨͠ͷΑ͍ίʔυʹͳΔ
    w δΣωϦΫεͷษڧʹͳͬͨ
    w αϯϓϧίʔυ
    w IUUQTHJUIVCDPNZVUPZB[BLJ3Y7BMJEBUJPO4BNQMF
    

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15. 5IBOLT
    

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