初めてのKotlinコントリビュート

Transcript

1. 1.

   $POOFIJUP
   *OD ϚϚͷҰาΛࢧ͑Δ ॳΊͯͷ,PUMJOίϯτϦϏϡʔτ

2. 2.

   ࣗݾ঺հ ෋ా݈ೋ !UPNNZLX !UPNNZLX ίωώτגࣜձࣾ
   "OESPJE
   &OHJOFFS

3. 3.

   ,POUSJCVUF͠·ͨ͠ ࡢ೥݄ʹॳΊͯ,POUSJCVUF͠·ͨ͠ʂʂ

4. 4.

   ,POUSJCVUF͠·ͨ͠ ॳ,POUSJCVUFͨ͠ࢫͷϒϩάॻ͖·ͨ͠ʂ IUUQUFDIDPOOFIJUPDPNFOUSZ

5. 5.

   ,POUSJCVUF͠·ͨ͠ ͍͔ͭ͘,POUSJCVUF͍ͯ͠·͢ʂ

6. 6.

   ,POUSJCVUFखॱ 
 ,POUSJCVUFखॱΛ͓࿩͍͚ͨ͠͠Ͳɺ΄΅ TIJSBKJ͞Μͷʮ)PX
   UP
   ,POUSJCVUFʯͱඃͬ ͍ͯΔʂʂ

7. 7.

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8. 8.

   ͓࿩͍ͨ͜͠͠ͱ ๻͚ͩͷ৘ใΛఏڙͨ͠ํ͕Ձ஋͕͋Γͦ͏

9. 9.

   ͓࿩͍ͨ͜͠͠ͱ ͱ͍͏͜ͱͰࠓճͷ͓࿩͠ʂ

10. 10.

    w αϯϓϧίʔυͷ,POUSJCVUF w ,POUSJCVUF͢ΔͨΊͷܧଓతͳ؀ڥ࡞Γ ΞδΣϯμ w ,POUSJCVUFͰײͨ͡ϋʔυϧϋϚΔͱ͜Ζ

11. 11.

    ؀ڥߏங͸ׂѪ ؀ڥߏங͸ׂѪ͍͖ͤͯͨͩ͞·͢ʂ TIJSBKJ͞Μͷʮ)PX
    UP
    ,POUSJCVUFʯΛ֬͝ೝԼ͍͞ʂ

12. 12.

    w αϯϓϧίʔυͷ,POUSJCVUF w ,POUSJCVUF͢ΔͨΊͷܧଓతͳ؀ڥ࡞Γ ΞδΣϯμ w ,POUSJCVUFͰײͨ͡ϋʔυϧϋϚΔͱ͜Ζ

13. 13.

    ,POUSJCVUFͰ͖ͳ͔ͬͨ ౰ॳ͸,POUSJCVUF͢Δͧʂͱ࢝Ί͍ͯͨͷͰ͕͢ɺ ͳ͔ͳ͔,POUJSVCVUFͰ͖ͳ͍ʜ

14. 14.

    w "OESPJE
    4UVEJPͰ͸ͳ͘ɺ*OUFMMJ+
    *%&"Λ࢖ ͏ ͜Ε͸ϋʔυϧͱ͍͏ఔͰ΋ͳ͍͸ͣ w ͦ΋ͦ΋ݴޠʹίϯτϦϏϡʔτͰϏϏΔ w ,PUMJO
    *%&
    1MVHJO։ൃͩͱ"OESPJE։ൃͱͷ ؔ܎ੑ͕ബͪ͘ΐͬͱڵຯ͕ബΕΔ͔΋ʁ w

    ۀ຿ͱ௚઀ؔΘΓ͕͋Δ༁Ͱ͸ͳ͍ͷͰۀ຿࣌ ؒʹ΍Δ͜ͱ͕Ͱ͖ͳ͍ ϋʔυϧʁʁ ,POUSJCVUFͰײͨ͡ϋʔυϧʁʁ
15. 15.

    ϋϚΔͱ͜Ζ ͦΕʹՃ͑ͯϋϚͬͨͱ͜Ζ͕͋ͬͨ

16. 16.

    w ࣝऀͷํʑ͕*TTVFΛͲΜͲΜରԠ͍ͯ͘͠ w ରԠͰ͖ͦ͏ͳ*TTVF͕ͳ͍ ϋϚΔͱ͜Ζ ,POUSJCVUFͷϋϚΔͱ͜Ζ w *TTVFʹΑͬͯ͸ϨϏϡʔͯ͠΋Β͏·Ͱʹ࣌ ֻ͕͔ؒΔ

17. 17.

    ϋϚΔͱ͜Ζ ൺֱతऔΓ૊Έ΍͍͢*TTVF͕ͳ͍͔ͳʜ

18. 18.

    αϯϓϧίʔυͷ,POUSJCVUF ඪ४ϥΠϒϥϦͷαϯϓϧίʔυఏڙʂ

19. 19.

    w αϯϓϧίʔυͷ,POUSJCVUF w ,POUSJCVUF͢ΔͨΊͷܧଓతͳ؀ڥ࡞Γ ΞδΣϯμ w ,POUSJCVUFͰײͨ͡ϋʔυϧϋϚΔͱ͜Ζ

20. 20.

    αϯϓϧίʔυͷ,POUSJCVUF αϯϓϧίʔυ w αϯϓϧίʔυ΋ཱ೿ͳ,POUSJCVUFʂ w 3FBE.F΋͋Δʂ
 w IUUQTHJUIVCDPN+FU#SBJOTLPUMJOCMPC NBTUFSMJCSBSJFTTUEMJCTBNQMFT3FBE.FNE w

    ඪ४ϥΠϒϥϦͷαϯϓϧίʔυఏڙ
21. 21.

    αϯϓϧίʔυͷ,POUSJCVUF αϯϓϧίʔυΛఏڙ͢Δࡍʹར ༻͢ΔΞαʔγϣϯ͕͋Δ

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    αϯϓϧίʔυͷ,POUSJCVUF αϯϓϧίʔυͷΞαʔγϣϯ w BTTFSU1SJOUT w BTTFSU5SVFBTTFSU'BMTF w BTTFSU'BJMTBTTFSU'BJMT8JUI

23. 23.

    αϯϓϧίʔυͷ,POUSJCVUF αϯϓϧίʔυͷ13Λ͍͔ͭ͘౤͛ͯΈ·ͨ͠ʂ

24. 24.

    αϯϓϧίʔυͷ,POUSJCVUF MJCSBSJFTTUEMJCTBNQMFTUFTUTBNQMFTDPMMFDUJPOTJUFSBCMFTLU MJCSBSJFTTUEMJCTSDLPUMJODPMMFDUJPOT*UFSBCMFTLU

25. 25.

    αϯϓϧίʔυͷ,POUSJCVUF MJCSBSJFTTUEMJCTBNQMFTUFTUTBNQMFTDPMMFDUJPOTSFWFSTFE7JFXTLU MJCSBSJFTTUEMJCTSDLPUMJODPMMFDUJPOT3FWFSTFE7JFXTLU

26. 26.

    αϯϓϧίʔυͷ,POUSJCVUF MJCSBSJFTTUEMJCTBNQMFTUFTUTBNQMFTSBOHFTSBOHFTLU MJCSBSJFTTUEMJCTSDLPUMJOSBOHFT3BOHFTLU

27. 27.

    αϯϓϧίʔυͷ,POUSJCVUF MJCSBSJFTTUEMJCTBNQMFTUFTUTBNQMFTDPMMFDUJPOTJUFSBUPSTLU MJCSBSJFTTUEMJCTSDLPUMJODPMMFDUJPOT*UFSBUPSTLU

28. 28.

    αϯϓϧίʔυͷ,POUSJCVUF MJCSBSJFTTUEMJCTBNQMFTUFTUTBNQMFTDPMMFDUJPOTJUFSBUPSTLU MJCSBSJFTTUEMJCTSDLPUMJODPMMFDUJPOT*UFSBUPSTLU ඞͣ͠΋ΞαʔγϣϯΛ࢖Θͳ͘ ͯ΋0,ʂ͜͜͸QSJOUMO

29. 29.

    αϯϓϧίʔυͷ,POUSJCVUF αϯϓϧίʔυ͸ެࣜαΠτͰ΋Ӿཡɺ࣮ߦͰ͖Δʂ

30. 30.

    αϯϓϧίʔυͷ,POUSJCVUF IUUQTLPUMJOMBOHPSHBQJMBUFTUKWNTUEMJC LPUMJODPMMFDUJPOTGMBUUFOIUNM

31. 31.

    αϯϓϧίʔυͷ,POUSJCVUF IUUQTLPUMJOMBOHPSHBQJMBUFTUKWNTUEMJC LPUMJODPMMFDUJPOTBTSFWFSTFEIUNM

32. 32.

    αϯϓϧίʔυͷ,POUSJCVUF IUUQTLPUMJOMBOHPSHBQJMBUFTUKWNTUEMJC LPUMJOSBOHFTSBOHFUPIUNM

33. 33.

    αϯϓϧίʔυͷ,POUSJCVUF IUUQTLPUMJOMBOHPSHBQJMBUFTUKWNTUEMJC LPUMJODPMMFDUJPOTXJUIJOEFYIUNM

34. 34.

    αϯϓϧίʔυͷ,POUSJCVUF ൺֱతૣ͘ϨϏϡʔͯ͠΋Β͑Δʂ͜ΕͰ͔͍ʂ

35. 35.

    αϯϓϧίʔυͷ,POUSJCVUF ,PUMJO
    *%&
    1MVHJOܥ*TTVFͩͱ͋·Γ׳Εͯ ͍ͳ͍͚ͲɺαϯϓϧίʔυͳΒ΍Γ΍͍͢ʂ

36. 36.

    αϯϓϧίʔυͷ,POUSJCVUF %SPJE,BJHJͷ݁ՌΛड͚ͯ:PV5SBDLͰૣ଎ʂʂʂ

37. 37.

    αϯϓϧίʔυͷ,POUSJCVUF αϯϓϧ͸೉͘͠ͳͦ͞͏ͩʂ͜ΕͳΒ Ͱ͖ͦ͏͚ͩͲʜͳ͔ͳ͔΍ΔλΠϛ ϯά͕ݟ͔ͭΒͳ͍

38. 38.

    w αϯϓϧίʔυͷ,POUSJCVUF w ,POUSJCVUF͢ΔͨΊͷܧଓతͳ؀ڥ࡞Γ ΞδΣϯμ w ,POUSJCVUFͰײͨ͡ϋʔυϧϋϚΔͱ͜Ζ

39. 39.

    ܧଓతͳ؀ڥ࡞Γ αϯϓϧίʔυ͸؆୯ͦ͏͚ͩͲɺͳ͔ͳ ͔Ұา౿Έग़ͤͳͯ͘ணखͰ͖ͳ͍ʂ

40. 40.

    w ձࣾͷݸਓ໨ඪʹ͋͛Δ w ձࣾͷϝϯόʔʹप஌͢Δ w ձࣾͰษڧ͢ΔͨΊͷ؀ڥΛ࡞Δ Ұา౿Έग़͢ Ұา౿Έग़ͯ͠ΈΔ

41. 41.

    ձࣾͷݸਓ໨ඪʹ͋͛Δ ๻͸ʮࡢ೥݄·Ͱʹ13Ϛʔδ͞ΕΔʂʯ
 ͱ͍͏ͷΛձࣾͷݸਓ໨ඪʹܝ͍͛ͯͨʂ

42. 42.

    ձࣾͷݸਓ໨ඪʹ͋͛Δ ݁Ռ͸μϝ͚ͩͬͨͲɺ
 $50͕ϝϯλϦϯάͯ͘͠Εͨʂ

43. 43.

    ձࣾͷϝϯόʔʹप஌͢Δ ٕज़͕Θ͔Βͳͯ͘΋αϙʔτͰ͖Δʂ ͜Μͳͷ͋ΔΑʂͱڭ͑ͯ΋Βͬͨʂ

44. 44.

    ձࣾͰษڧ͢ΔͨΊͷ؀ڥΛ࡞Δ ࣾ಺΋͘΋͘ձΛिճ։࠵͍ͯ͠Δʂ

45. 45.

    w TIJSBKJ͞ΜͷϞνϕʔγϣϯ w ๻ͷϞνϕʔγϣϯ Ϟνϕʔγϣϯ ,POUSJCVUF΁ͷϞνϕʔγϣϯ

46. 46.

    w ,PUMJO͕େ޷͖ʂ w ࣗ෼ͷ࣮૷ͨ͠,PUMJO
    *%&
    1MVHJOػೳΛྡͰ୭ ͔͕࢖ͬͯ͘Ε͍ͯΔͱΊͬͪΌخ͍͠ʂʂ Ϟνϕʔγϣϯ TIJSBKJ͞ΜͷϞνϕʔγϣϯ

47. 47.

    w ,PUMJO޷͖ʂ Ϟνϕʔγϣϯ ๻ͷϞνϕʔγϣϯ w (JU)VCͷ$POUSJCVUPSTʹ໊લ͕ࡌΔ w ,PUMJO
    #MPHʹ໊લ͕ࡌΔ

48. 48.

    Ϟνϕʔγϣϯ ,PUMJO
    #MPHʹ๻ͷ໊લ͕ʜʂʁ

49. 49.

    Ϟνϕʔγϣϯ ,PUMJO
    #MPHʹ๻ͷ໊લ͕ʜʂʁ ࣍ظόʔδϣϯͰ΋໊લ͕ࡌΓͦ͏ʜʂ

50. 50.

    Ϟνϕʔγϣϯ ,POUSJCVUPSTʹ๻͕ʜʂʁ

51. 51.

    Ϟνϕʔγϣϯ ,PUMJOͷϦϙδτϦʹ͸ػೳ͕͍ͬͺ͍٧·͍ͬͯΔʂ

52. 52.

    Ϟνϕʔγϣϯ خ͍͜͠ͱʹ TIJSBKJ͞Μ͔ΒKLɺLBQUʹ,POUSJCVUF ͯ͠ΈͯʔʂͱԹ͔͍͓ݴ༿Λ͍ͨͩ͘ʂ

53. 53.

    ·ͱΊ ·ͱΊ

54. 54.

    w KLɺLBQUͳͲ͞Βʹ΍ͬͯΈ͍ͨͱ͍͏෼໺ ͕૿͑Δ͔΋ʂ w ͨͩܧଓతͳ,POUSJCVUFͷͨΊͷ࢓૊ΈԽ͕ ͋ͬͨํ͕ྑ͍͔΋ʂ ·ͱΊ w ,PUMJO͕޷͖ɺߩݙ͍ͨ͠ͱ͍͏ؾ͕࣋ͪ͋Ε ͹τϥΠʂͯ͠ΈΔՁ஋͸͋Γ·͢ʂ

55. 55.

    ͋Γ͕ͱ͏͍͟͝·ͨ͠ʂ ͓͠·͍