影響スケッチでFatViewControllerを可視化してみよう' / 20200530 effect sketch #swiftzoomin

by takasek

Slide 1

Slide 1 text

ӨڹεέονͰ 'BU7JFX$POUSPMMFSΛ ՄࢹԽͯ͠ΈΑ͏ 4XJGU;PPNJO UBLBTFL https://github.com/takasek/refactoring-challenge-reversi-ios

Slide 2

Slide 2 text

͜ͷεϥΠυ͸ɺ 4XJGU;PPNJOνϟϨϯδ ʙ'BU7JFX$POUSPMMFSΛ౗ͤʙ IUUQTTXJGUUXFFUTDPOOQBTTDPNFWFOU ΁ͷ௅ઓաఔΛ ه࿥ɾൈਮͨ͠΋ͷͰ͢ɻ ୭Ͱ΋ΞΫηεͰ͖ΔϦϙδτϦʹ ϓϩδΣΫτͱৄࡉͳղઆ͕ ஔ͍ͯ͋Γɺ ͍ͭͰ΋୭Ͱ΋௅ઓՄೳͳͷͰɺ ࢀՃͯ͠ͳ͔ͬͨօ͞Μ΋ ੋඇνϟϨϯδͯ͠Έ͍ͯͩ͘͞ https://github.com/refactoring-challenge/reversi-ios

Slide 3

Slide 3 text

https://www.amazon.co.jp/dp/4798116831 ϦϑΝΫλϦϯάͷ৺ڧ͍ย࿹

Slide 4

Slide 4 text

ʮϨΨγʔίʔυվળΨΠυʯ͸໨͔࣍Β͍͢͝ ୈষɹ͕࣌ؒͳ͍ͷʹมߋ͠ͳ͚Ε͹ͳΓ·ͤΜ ୈষɹ͍ͭ·Ͱܦͬͯ΋มߋ࡞ۀ͕ऴΘΓ·ͤΜ ୈষɹͲ͏΍ͬͯػೳΛ௥Ճ͢Ε͹Α͍ͷͰ͠ΐ͏͔ʁ ୈষɹ͜ͷΫϥεΛςετϋʔωεʹೖΕΔ͜ͱ͕Ͱ͖·ͤΜ ୈষɹ͜ͷϝιουΛςετϋʔωεͰಈ͔͢͜ͱ͕Ͱ͖·ͤΜ ୈষɹมߋ͢Δඞཁ͕͋Γ·͕͢ɺͲͷϝιουΛςετ͢Ε͹Α͍ͷͰ͠ΐ͏͔ʁ ୈষɹϲॴʹͨ͘͞Μͷมߋ͕ඞཁͰ͕͢ɺؔ܎͢Δ͢΂ͯͷΫϥεͷґଘؔ܎Λഉআ͢΂͖Ͱ͠ΐ͏͔ʁ ୈষɹมߋ͢Δඞཁ͕͋Γ·͕͢ɺͲΜͳςετΛॻ͚͹Α͍ͷ͔Θ͔Γ·ͤΜ ୈষɹϥΠϒϥϦ΁ͷґଘͰ਎ಈ͖͕औΕ·ͤΜ ୈষɹࢲͷΞϓϦέʔγϣϯ͸"1*ݺͼग़ͩ͠Β͚Ͱ͢ ୈষɹมߋͰ͖Δ΄Ͳे෼ʹࢲ͸ίʔυΛཧղ͍ͯ͠·ͤΜ ୈষɹࢲͷΞϓϦέʔγϣϯʹ͸ߏ଄͕͋Γ·ͤΜ ୈষɹࣗ෼ͷςετίʔυ͕अຐʹͳ͍ͬͯ·͢ ୈষɹࢲͷϓϩδΣΫτ͸ΦϒδΣΫτࢦ޲Ͱ͸͋Γ·ͤΜ͕ɺͲ͏͢Ε͹҆શʹมߋͰ͖ΔͰ͠ΐ͏͔ʁ ୈষɹ͜ͷΫϥε͸େ͖͗ͯ͢ɺ΋͏͜ΕҎ্େ͖ͨ͋͘͘͠Γ·ͤΜ ୈষɹಉ͡ίʔυΛ͍ͨΔͱ͜ΖͰมߋ͍ͯ͠·͢ ୈষɹϞϯελʔϝιουΛมߋ͢Δඞཁ͕͋Γ·͕͢ɺςετΛॻ͘͜ͱ͕Ͱ͖·ͤΜ ୈষɹͲ͏͢Ε͹Կ΋յ͍ͯ͠ͳ͍͜ͱΛ֬ೝͰ͖ΔͰ͠ΐ͏͔ʁ

Slide 5

Slide 5 text

ʮϨΨγʔίʔυͷมߋखॱʯ มߋ఺Λચ͍ग़͢ ▪ ষʮมߋͰ͖Δ΄Ͳे෼ʹࢲ͸ίʔυΛཧղ͍ͯ͠·ͤΜʯ ▪ ϝϞΛऔΔεέονΛඳ͘ ▪ ҹΛ෇͚Δ ▪ ࢼߦϦϑΝΫλϦϯά ▪ ষʮࢲͷΞϓϦέʔγϣϯʹ͸ߏ଄͕͋Γ·ͤΜʯ ςετΛॻ͘৔ॴΛݟ͚ͭΔ ▪ ষʮมߋ͢Δඞཁ͕͋Γ·͕͢ɺͲͷϝιουΛςετ͢Ε͹Α͍ͷͰ͠ΐ͏͔ʁʯ ▪ ষʮΧॴʹͨ͘͞Μͷมߋ͕ඞཁͰ͕͢ɺؔ܎͢Δ͢΂ͯͷΫϥεͷґଘؔ܎Λഉআ͢΂͖Ͱ͠ΐ͏͔ʁʯ ▪ ׂΓࠐΈ఺ ▪ ߜΓࠐΈ఺ ґଘؔ܎Λഉআ͢Δ ▪ ষʮͲ͏͢Ε͹Կ΋յ͍ͯ͠ͳ͍͜ͱΛ֬ೝͰ͖ΔͰ͠ΐ͏͔ʁʯ ▪ ষʮ͜ͷΫϥεΛςετϋʔωεʹೖΕΔ͜ͱ͕Ͱ͖·ͤΜʯ ▪ ষʮ͜ͷϝιουΛςετϋʔωεʹೖΕΔ͜ͱ͕Ͱ͖·ͤΜʯ ▪ ষʮґଘؔ܎Λഉআ͢Δख๏ʯʢΧλϩάతͳষʣ ςετΛॻ͘ ▪ ষʮมߋ͢Δඞཁ͕͋Γ·͕͢ɺͲΜͳςετΛॻ͚͹Α͍ͷ͔Θ͔Γ·ͤΜʯ มߋͱϦϑΝΫλϦϯάΛߦ͏ ▪ ষʮ͜ͷΫϥε͸େ͖͗ͯ͢ɺ΋͏͜ΕҎ্େ͖ͨ͋͘͘͠Γ·ͤΜʯ ▪ ষʮಉ͡ίʔυΛ͍ͨΔͱ͜ΖͰมߋ͍ͯ͠·͢ʯ ▪ ষʮϞϯελʔϝιουΛมߋ͢Δඞཁ͕͋Γ·͕͢ɺςετΛॻ͘͜ͱ͕Ͱ͖·ͤΜʯ

Slide 6

Slide 6 text

Slide 7

Slide 7 text

Өڹεέον F⒎FDUTLFUDI ιϑτ΢ΣΞΛมߋͨ࣌͠ʹɺ ӨڹΛड͚Δม਺΍ϝιουͷ໭Γ஋Λදݱ͢Δ खॻ͖ͷখ͞ͳਤɻ Ͳ͜ʹςετΛॻ͘΂͖͔Λ൑அ͢Δ࣌ʹ໾ཱͭɻ ʮϨΨγʔίʔυվળΨΠυʯ Q༻ޠूΑΓ

Slide 8

Slide 8 text

SFGBDUPSJOHDIBMMFOHFSFWFSTJJPTͷ ӨڹεέονΛ ॻ͍ͯΈ·͠ΐ͏

Slide 9

Slide 9 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL7JFX NFTTBHF-BCFM NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT DPVOU-BCFMT QMBZFS"DUJWJUZ*OEJDBUPST NFTTBHF%JTL4J[F UVSO BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST WJFX)BT"QQFBSFE ϓϩύςΟ ϝιου 7JFX$POUSPMMFSͷϝϯό ਫ৭จࣈ͸*#0VUMFU ΦϨϯδจࣈ͸*#"DUJPO΍EFMFHBUFNFUIPEͳͲૢ࡞ͷى఺ʹͳΔϝιου DPVOU%JTLT PG TJEF8JUI.PSF%JTLT DBO1MBDF%JTL @BU9Z QMBDF%JTL DPNQMFUJPO OFX(BNF OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ TBWF(BNF MPBE(BNF WBMJE.PWFT GPS WJFX%JE"QQFBS @ XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT QBUI JT"OJNBUJOH qJQQFE%JTL$PPSEJOBUFT #Z1MBDJOH%JTL BOJNBUF4FUUJOH%JTLT DPNQMFUJPO CPBSE7JFX @EJE4FMFDU$FMM"U9Z

Slide 10

Slide 10 text

Slide 11

Slide 11 text

%JTDPSEͰͷൃද࣌ͷ2" 2 ࠓճΑΓ΋͸Δ͔ʹେ͖ͳϓϩδΣΫτ΍͞Βʹ'BUͳ7JFXͷ৔߹ɺ ӨڹεέονΛॻ͖͖Εͳ͍ͱࢥͬͨͷͰ͕͢ ͦ͏͍͏৔߹͸Ͳ͏खΛ෇͚ΔͷͰ͠ΐ͏͔ʁ " ϨΨγʔίʔυվળΨΠυʹ͸ ʮӨڹεέον͸ɺௐࠪର৅ͷΫϥεΛར༻͢Δ͢΂ͯͷΫϥεΛର৅ʹ͢Δʯ ͱ͋Γ·ͨ͠ɻͳ͔ͳ͔ϋʔυͰ͢Ͷɻ ผͷΞϓϩʔνͱͯ͠ɺ ʮࢼߦϦϑΝΫλϦϯάʯͱ͍͏΋ͷ͕঺հ͞Ε͍ͯ·ͨ͠ɻ ίϛοτ͠ͳ͍લఏͰͱΓ͋͑ͣϦϑΝΫλͯ͠ΈΔͱ ݟ͑ͯ͘Δ΋ͷ͕͋ΔΑɺͱ͍͏ํ๏Ͱ͢ɻ

Slide 12

Slide 12 text

ʜͱ͍͏࿩Λલճͨ͠ͷͰ͕͢ɺ ! ͢Έ·ͤΜɺʮӨڹεέονʯʹ͍ͭͯ͢͜͠ޡղ͕͋Γ·ͨ͠ɻ

Slide 13

Slide 13 text

Slide 14

Slide 14 text

ຊ౰ͷӨڹεέον ʮϨΨγʔίʔυվળΨΠυʯ QΑΓ

Slide 15

Slide 15 text

ຊ౰ͷӨڹεέον ʮϨΨγʔίʔυվળΨΠυʯ QΑΓ

Slide 16

Slide 16 text

Өڹεέονͷॻ͖ํ w ॻ͖ํͷنଇ͕΄ͱΜͲͳ͍ w ӨڹΛड͚Δม਺ͱɺ໭Γ஋͕มΘΔ Մೳੑͷ͋Δϝιουʹ͍ͭͯɺ ͦΕͧΕͷପԁΛॻ͘

Slide 17

Slide 17 text

ϑΣβʔζ͞Μᐌ͘ ࢲ͸ͱ͖Ͳ͖ϨΨγʔίʔυʹ͓͚ΔӨڹΛௐࠪͰ͖Δ౷ ߹։ൃ؀ڥ͕͋ΔͱΑ͍ͷʹɺͱࢥ͏͜ͱ͕͋Γ·͢ɻ ίʔυͷҰ෦෼Λબ୒ͯ͠ϗοτΩʔΛԡ͢ͱɺબ୒ͨ͠ ίʔυͷมߋʹΑͬͯӨڹΛड͚Δ͢΂ͯͷม਺ͱϝιο υͷҰཡΛ౷߹։ൃ؀ڥ͕දࣔ͢Δͱ͍͏΋ͷͰ͢ɻ ʮϨΨγʔίʔυվળΨΠυʯ QΑΓ

Slide 18

Slide 18 text

͋Δ΍Μʜ ˞ʮϨΨγʔίʔυվળΨΠυʯͷ ॳ൛͸೥ൃߦ

Slide 19

Slide 19 text

ͱ͍͏Θ͚Ͱ ࠓճͷΞϓϩʔν͸ ྩ࿨ͷΠέͯΔ*%&Ͱ͋Δ9DPEFΛϑϧ׆༻ͯ͠ɺ υϥεςΟοΫʹʮӨڹεέονʯΛॻ͍ͯΈͨͱ͖ʹ Ͳ͏ͳΔ͔ʁɹͱ͍͏࣮ݧͩͱࢥ͍ͬͯͩ͘͞ ͜Εͷۃ୺ͳέʔεͰ͢Ͷ

Slide 20

Slide 20 text

ؾΛऔΓ௚ͯ͠ʜ

Slide 21

Slide 21 text

Slide 22

Slide 22 text

Slide 23

Slide 23 text

Slide 24

Slide 24 text

Slide 25

Slide 25 text

Slide 26

Slide 26 text

Slide 27

Slide 27 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F UVSO BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST DPVOU%JTLT PG TJEF8JUI.PSF%JTLT DBO1MBDF%JTL @BU9Z QMBDF%JTL DPNQMFUJPO OFX(BNF OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z TBWF(BNF MPBE(BNF WBMJE.PWFT GPS qJQQFE%JTL$PPSEJOBUFT #Z1MBDJOH%JTL BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST QBUI CPBSE7JFXͷ ߋ৽ϝιου ࠩ͠खʹͱ΋ͳ͏ ൫໘ॲཧͷϑϩʔ ʢΞχϝʔγϣϯͱ ͦͷΩϟϯηϧΛ ؚΉʣ ൫໘ͷঢ়ଶ؅ཧ ࠩ͠खͷՄ൱൑அ ϩδοΫ ήʔϜϧʔϓ ίϯϐϡʔλߦಈதͷ 6*ߋ৽ॲཧ ೖྗʢϞʔυ੾ସʣͷड෇ λʔϯ੾ସɾউഊܾఆ࣌ͷ 6*ߋ৽ॲཧ ೖྗʢࠩ͠खʣͷ ड෇ Ξχϝʔγϣϯͷ ঢ়ଶ؅ཧ λʔϯ΍Ϟʔυͷঢ়ଶ؅ཧ উഊܾఆະܾఆ࣌ͷ ϨΠΞ΢τ৘ใ؅ཧ ൫໘ͷ 6*ߋ৽ॲཧ ख൪Ξχϝʔγϣϯͷ ঢ়ଶ؅ཧ ॳظԽ ϑϩʔ ӬଓԽ ຕ਺Χ΢ϯτͷ 6*ߋ৽ॲཧ ൫໘ͷঢ়ଶ؅ཧ

Slide 28

Slide 28 text

Slide 29

Slide 29 text

໾ׂΛ෼ྨ͢Δͱʜ .PEFM *OQVU$POUSPMMFS "QQMJDBUJPO$POUSPMMFS 7JFX ӬଓԽ .7Yతʹ͸.PEFM

Slide 30

Slide 30 text

.PEFM *OQVU$POUSPMMFS "QQMJDBUJPO$POUSPMMFS 7JFX ӬଓԽ .7Yతʹ͸.PEFM ໾ׂΛ෼ྨ͢Δͱʜ ^$POUSPMMFS ͱ͍͍ͭͭ ໾ׂ͕ҧ͏ $PDPB.7$ͷ$POUSPMMFS "QQMJDBUJPO$POUSPMMFS 0SJHJOBM.7$ͷ$POUSPMMFS *OQVU$POUSPMMFS

Slide 31

Slide 31 text

ີͰ͢ʂ .PEFM *OQVU$POUSPMMFS "QQMJDBUJPO$POUSPMMFS 7JFX ӬଓԽ .7Yతʹ͸.PEFM

Slide 32

Slide 32 text

ͳͥີʹͳΔͷ͔

Slide 33

Slide 33 text

࣌ؒతڽूʹͳ͍ͬͯΔ https://ja.wikipedia.org/wiki/ڽू౓

Slide 34

Slide 34 text

ڞ௨݁߹ʹͳ͍ͬͯΔ https://ja.wikipedia.org/wiki/݁߹౓

Slide 35

Slide 35 text

ղ͖΄͙͢ͱ Ͳ͜ʹӨڹ͢Δ͔ߟ͑Δͱ͖ Өڹεέον͸໾ʹཱͭ

Slide 36

Slide 36 text

࣮ࡍʹUBLBTFL͕ߦͬͨ ϦϑΝΫλϦϯάʹΑΔ ӨڹεέονͷมԽΛ ݟͯΈ·͠ΐ͏

Slide 37

Slide 37 text

Slide 38

Slide 38 text

Slide 39

Slide 39 text

CPBSEͷঢ়ଶͷҰݩԽ

Slide 40

Slide 40 text

DPNQVUFEQSPQFSUZͰ΋͍͍͔ΒࢀরݩΛ࡞Δ

Slide 41

Slide 41 text

#PBSE7JFXͷঢ়ଶΛςετՄೳʹ <<%JTL >>͕ड͚औΕΕ͹ɺͦ͜ʹରͯ͠ͷςετ͕ॻ͚Δ 4UBUFܕʹ΋ಉ͡ϓϩύςΟ͕͋ΔͷͰɺ྆ऀͰಉ݁͡ՌʹͳΕ͹յΕͳ͍͜ͱ͕อূͰ͖Δ

Slide 42

Slide 42 text

4UBUFͱCPBSE7JFXͰɺ ग़ྗ͕ಉ͡΋ͷʹͳΔ͜ͱΛςετ

Slide 43

Slide 43 text

҆৺ͯ͠ϩδοΫΛஔ͖͔͑ΒΕΔʂ

Slide 44

Slide 44 text

Slide 45

Slide 45 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST DPVOU%JTLT PG TJEF8JUI.PSF%JTLT DBO1MBDF%JTL @BU9Z QMBDF%JTL DPNQMFUJPO OFX(BNF OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z TBWF(BNF MPBE(BNF WBMJE.PWFT GPS qJQQFE%JTL$PPSEJOBUFT #Z1MBDJOH%JTL BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST QBUI CPBSE7JFXͷ ߋ৽ϝιου "GUFS

Slide 46

Slide 46 text

Slide 47

Slide 47 text

Slide 48

Slide 48 text

Slide 49

Slide 49 text

Slide 50

Slide 50 text

Slide 51

Slide 51 text

Slide 52

Slide 52 text

CPBSE7JFX QMBZFS$POUSPMTͱ ΞϓϦঢ়ଶͷؒʹιʔγϟϧσΟελϯε͕ʂ

Slide 53

Slide 53 text

CPBSE7JFX QMBZFS$POUSPMTͱ ΞϓϦঢ়ଶͷؒʹιʔγϟϧσΟελϯε͕ʂ ࿩͸ҳΕ·͕͢ AQMBZFS$POUSPMT<>BQQMZ QMBZFS Aͱ͍͏ ϝιου͕ੜ͍͑ͯΔͷ͕͓෼͔ΓͰ͠ΐ͏͔ ͜Ε͸ࣗલFYUFOTJPO6*4FHNFOUFE$POUSPMͱͯ͠ ੜ΍͠·ͨ͠ ॲཧΛม͑ͳ͍ϨϕϧͰ ͳΔ΂͘ඳࣸతͳΠϯλϑΣʔεΛੜ΍͓ͯ͘͠ͱɺ ߏ଄Λม͑Δͱ͖ʹมߋྔ͕ݮͬͨΓɺ ͏͔ͬΓίʔυͷҙຯΛม͑ͯ͠·͏ةݥΛආ͚ΒΕΔ ͱ͍͏ϝϦοτ͕͋Γ·͢

Slide 54

Slide 54 text

Slide 55

Slide 55 text

Slide 56

Slide 56 text

Slide 57

Slide 57 text

Slide 58

Slide 58 text

໨తɿ ςετ͕೉͍͠ॳظ͸ɺͳΔ΂͘มߋΛগͳ͘͢Δ ੹຿͕͍ࠞͬͯ͟Δϝιου͸ɺ ෭࡞༻͚ͩΛ෼ׂͯ͠ʜ ෭࡞༻ͷͳ͍΋ͷ͸Ҿ਺ɾ໭Γ஋ʹม͑ͯʜ

Slide 59

Slide 59 text

ςετ͕೉͍͠ͳΒɺͳΔ΂͘มߋΛগͳ͘͢Δ ಉ͡΋ͷ͸·ͱΊΒΕΔʂ

Slide 60

Slide 60 text

Slide 61

Slide 61 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST DPVOU%JTLT PG TJEF8JUI.PSF%JTLT DBO1MBDF%JTL @BU9Z QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z WBMJE.PWFT GPS qJQQFE%JTL$PPSEJOBUFT #Z1MBDJOH%JTL BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF

Slide 62

Slide 62 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST DPVOU%JTLT PG TJEF8JUI.PSF%JTLT DBO1MBDF%JTL @BU9Z QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z WBMJE.PWFT GPS qJQQFE%JTL$PPSEJOBUFT #Z1MBDJOH%JTL BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF ͢ΔͱʜͳΜͱʂ ଞΛࢀর͠ͳ͍ڽूੑͷߴ͍ίʔυʹͳΓɺ ࣗવʹӬଓԽ૚ΛΫϥεͱͯ͠੾Γग़͢͜ͱ͕Ͱ͖·ͨ͠

Slide 63

Slide 63 text

มߋྔগͳ͍ʂόάΓͮΒ͍ʂ

Slide 64

Slide 64 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST DPVOU%JTLT PG TJEF8JUI.PSF%JTLT DBO1MBDF%JTL @BU9Z QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z WBMJE.PWFT GPS qJQQFE%JTL$PPSEJOBUFT #Z1MBDJOH%JTL BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF ൫໘ͷঢ়ଶ؅ཧ ࠩ͠खͷՄ൱൑அ ϩδοΫ λʔϯ΍Ϟʔυͷঢ়ଶ؅ཧ ൫໘ͷঢ়ଶ؅ཧ

Slide 65

Slide 65 text

Slide 66

Slide 66 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF 4UBUF ঢ়ଶɾϩδοΫ લޙ͠·͕͢ɺ 4UBUFܕΛ࡞ͬͯঢ়ଶΛू໿͓͔ͨ͛͠Ͱ ͦͷঢ়ଶΛ࢖ͬͨϩδοΫ΋NPEFMͱͯ͠ू໿Ͱ͖·͢ ͜Ε͸ಛผͳো֐ͳ͘εϧοͱ͍͚·͢ɻ ৘ใ͕వ·ͬͯΔͬͯྑ͍Ͱ͢Ͷɻ ςετ͸ॻ͍ͨ΄͏͕҆৺Ͱ͢ɻ WJFXͷϝιουͷڍಈΛ֬ೝ͢ΔςετΛॻ͘ ࠩ͠ସ͑ઌͷTUBUFͷϝιουΛॻ͘ ͷςετͷର৅ΛWJFX͔ΒTUBUFʹஔ͖͔͑Δ ςετ͕མͪͳ͚Ε͹ɺ҆৺ͯ͠ҠߦͰ͖Δ

Slide 67

Slide 67 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF 4UBUF ঢ়ଶɾϩδοΫ ࠩ͠खʹͱ΋ͳ͏ ൫໘ॲཧͷϑϩʔ ʢΞχϝʔγϣϯͱ ͦͷΩϟϯηϧΛ ؚΉʣ ήʔϜϧʔϓ ॳظԽ ϑϩʔ ͯ࣍͞ʹ΍Δ͜ͱΛ࿩͠·͠ΐ͏ɻ "QQMJDBUJPO$POUSPMMFSɺ ͢ͳΘͪϑϩʔͷ؅ཧ΋ؾʹͳΓ·͢ɻ ͜ΕΛͲ͏ॻ͖ସ͑Δͱ͍͍͔Λߟ͑Δͱʜ

Slide 68

Slide 68 text

Slide 69

Slide 69 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF 4UBUF ঢ়ଶɾϩδοΫ ࠩ͠खʹͱ΋ͳ͏ ൫໘ॲཧͷϑϩʔ ʢΞχϝʔγϣϯͱ ͦͷΩϟϯηϧΛ ؚΉʣ (BNF.BOBHFS ϑϩʔ؅ཧ EFMFHBUF NFUIPET EFMFHBUF NFUIPET Ξχϝʔγϣϯʹ͍ͭͯ͸ஔ͍ͱ͍ͯɺ ·ͣ͸ήʔϜϧʔϓΛӅṭ͍ͨ͠Ͱ͢ ͱΓ͋͑ͣ(BNF.BOBHFSͱ͠·͠ΐ͏ɻ ֘౰ॲཧͷݩιʔεͷίϝϯτʹ ͱ͋ͬͨͷͰɻ ͜͜ͰؾΛ͚ͭΔ΂͖͸ɺґଘͷํ޲ɻ

Slide 70

Slide 70 text

ґଘͷํ޲ 4UBUF ঢ়ଶɾϩδοΫ (BNF.BOBHFS ϑϩʔ؅ཧ 7JFX$POUSPMMFS QSPUPDPM (BNF.BOBHFS%FMFHBUF ґଘ ద߹ (BNF.BOBHFS͔Β͸ɺ ϑϩʔʹԠͯ͡ 7JFX$POUSPMMFSʹॲཧΛ ґཔ͠ͳͯ͘͸ͳΒͳ͍ Ͱ΋ґଘͷํ޲͸ 7JFX$POUSPMMFSˠ(BNF.BOBHFSͰ͋Γ͍ͨ ͦ͏͍͏ͱ͖ʹ͸EFMFHBUFQBUUFSO ґଘؔ܎ٯసͷݪଇ %*1

Slide 71

Slide 71 text

Slide 72

Slide 72 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF 4UBUF ঢ়ଶɾϩδοΫ ࠩ͠खʹͱ΋ͳ͏ ൫໘ॲཧͷϑϩʔ ʢΞχϝʔγϣϯͱ ͦͷΩϟϯηϧΛ ؚΉʣ (BNF.BOBHFS ϑϩʔ؅ཧ EFMFHBUF NFUIPET EFMFHBUF NFUIPET σϦήʔτϝιουΛ௨ͯ͡ॲཧΛґཔ͠ɺ ґଘؔ܎Λٯసͤ͞·ͨ͠ɻ ·ͨɺͦͷࡍʹTUBUFΛҾ਺Ͱ౉ͤ͹ɺ 7JFXͷߋ৽ϝιου͕͍͍ͪͪ 7JFX$POUSPMMFSͷϓϩύςΟͱͯ͠ͷDVSSFOU4UBUFΛ ࢀর͢Δඞཁ͕ͳ͘ͳΓ·͢ɻ ΋͸΍DVSSFOU4UBUF΁ͷϐϯΫͷ໼ҹ͸ (BNF.BOBHFS͔Β͔͠৳ͼ͍ͯ·ͤΜɻ ͭ·Γ(BNF.BOBHFSͷQSJWBUFQSPQFSUZʹͰ͖·͢ɻ ៉ྷͰ͢Ͷɻ

Slide 73

Slide 73 text

ӬଓԽ૚ͷςετʹ͍ͭͯ΋ಉ͜͡ͱ͕͍͑·͢ 4UBUF ঢ়ଶɾϩδοΫ 3FQPTJUPSZ 'JMF4ZTUFN (BNF.BOBHFS ϑϩʔ؅ཧ QSPUPDPM %BUB4UPSF 7JFX$POUSPMMFS QSPUPDPM (BNF.BOBHFS%FMFHBUF ґଘ ద߹

Slide 74

Slide 74 text

3FQPTJUPSZͷιʔε΋%*1 3FQPTJUPSZ 'JMF4ZTUFN QSPUPDPM %BUB4UPSF

Slide 75

Slide 75 text

3FQPTJUPSZͷιʔε΋%*1 3FQPTJUPSZ 'JMF4ZTUFN QSPUPDPM %BUB4UPSF %VNNZ%BUB4UPSF

Slide 76

Slide 76 text

3FQPTJUPSZͷιʔε΋%*1 3FQPTJUPSZ QSPUPDPM %BUB4UPSF %VNNZ%BUB4UPSF 'JMF4ZTUFN

Slide 77

Slide 77 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF 4UBUF ঢ়ଶɾϩδοΫ ࠩ͠खʹͱ΋ͳ͏ ൫໘ॲཧͷϑϩʔ ʢΞχϝʔγϣϯͱ ͦͷΩϟϯηϧΛ ؚΉʣ (BNF.BOBHFS ϑϩʔ؅ཧ EFMFHBUF NFUIPET EFMFHBUF NFUIPET ࢒೦ͳ͕Βࣗ෼ͷϦϑΝΫλϦϯά͸ ͜͜·ͰͰࠓճ࣌ؒ੾Εʹͳͬͯ͠·͍·ͨ͠ʜ ΞχϝʔγϣϯपΓͷϦϑΝΫλϦϯά΋ɺ ࣃԠ͕͑͋Γͦ͏ͩͬͨͷʹ࢒೦ʜ ͻͱ·ͣɺݱঢ়·ͰͷӨڹεέονͷ෦඼Λ Ҡಈͯ͠੔ཧͯ͠Έ·͢

Slide 78

Slide 78 text

Slide 79

Slide 79 text

Slide 80

Slide 80 text

Slide 81

Slide 81 text

WJFX%JE-PBE CPBSE7JFX NFTTBHF%JTL4J[F$POTUSBJOU QMBZFS$POUSPMT NFTTBHF%JTL4J[F DVSSFOU4UBUF BOJNBUJPO$BODFMMFS QMBZFS$BODFMMFST QMBDF%JTL DPNQMFUJPO OFYU5VSO QMBZ5VSO0G$PNQVUFS VQEBUF$PVOU-BCFMT QSFTT3FTFU#VUUPO @ DIBOHF1MBZFS$POUSPM4FHNFOU @ CPBSE7JFX @EJE4FMFDU$FMM"U9Z BOJNBUF4FUUJOH%JTLT DPNQMFUJPO XBJU'PS1MBZFS VQEBUF.FTTBHF7JFXT JT"OJNBUJOH WJFX%JE"QQFBS @ DPVOU-BCFMT NFTTBHF%JTL7JFX NFTTBHF-BCFM WJFX)BT"QQFBSFE QMBZFS"DUJWJUZ*OEJDBUPST CPBSE7JFXͷ ߋ৽ϝιου BQQMZ TUBUF 3FQPTJUPSZ MPBE(BNF OFX(BNF TBWF(BNF 4UBUF ঢ়ଶɾϩδοΫ (BNF.BOBHFS ϑϩʔ؅ཧ EFMFHBUF NFUIPET *OQVU$POUSPMMFS 7JFX "QQMJDBUJPO$POUSPMMFS ΋͏ͪΐ͍ؤுΕ͹ (BNF.BOBHFSʹҠͤΔ ൺֱ͢Δͱɺ ϓϩύςΟͷࢀর͕ݮΓɺૄ݁߹ʹ ॲཧ͕ػೳ͝ͱʹ੔ཧ͞Εɺߴڽूʹ ͳͬͨ͜ͱ͕Θ͔Δͱࢥ͍·͢ ࠷ޙʹɺݩʑͷ7JFX$POUSPMMFSͷεέονͱ ݟൺ΂ͯΈ·͠ΐ͏͔ɻ

Slide 82

Slide 82 text

Slide 83

Slide 83 text

ͦͷଞɺӨڹεέονΛ,FZOPUFͰ ॻ͍ͯΈͯؾ͍ͮͨ͜ͱ w,FZOPUF͸࡞ਤπʔϧͱͯ͠ҙ֎ͱద͍ͯ͠Δ w ؔ܎Λ೺Ѳ͢ΔͨΊʹɺ෦඼ͷҐஔΛසൟʹඍௐ੔͢Δඞཁ͕͋Δ w ໼ҹͷඍົͳ֯౓΋ௐ੔͠ͳ͖Ό͍͚ͳ͍ɻ,FZOPUFͳΒͰ͖ΔΑʂ w ࣗಈੜ੒ͩͱͦΕ͕೉͍͠ɻ w ෼ੳ͢Δʹ͸ɺΉ͠ΖάϥϑΛࣗಈੜ੒͠ͳ͍΄͏͕Α͍ɻ w ,FZOPUFͷը໘αΠζʹറΒΕΔͷ͸ྑ͘ͳ͍ w ࢼͯ͠ͳ͍͚Ͳ.JSP IUUQTNJSPDPN ͸ྑ͍ઢ͔΋ʁ w৭Λ࢖͏ͱಡΈ΍͘͢ͳΔ w ͔ͤͬ͘ͳΒσδλϧπʔϧͷϝϦοτ׆༻͍͖ͯ͠·͠ΐ͏ w ϓϩύςΟͷ໼ҹͱϝιουίʔϧͷ໼ҹ͕ ಉ͡৭ͩͱ͘͢͝ݟͮΒ͍ ɹɹɹɹɹɹɹɹɹ͜Ε͸ͳ͍ˠ

Slide 84

Slide 84 text

༨ஊ&RVBUBCMFͷͭΒΈ

Slide 85

Slide 85 text

༨ஊ&RVBUBCMFͷͭΒΈ AWBMJE.PWFTA͸A< Y*OU Z*OU >AΛฦ͠·͕͢ɺ ͜ͷ··Ͱ͸ςετ͕ॻ͖ͮΒ͍Ͱ͢ɻ λϓϧͷ"SSBZ͸&RVBUBCMFʹద߹Ͱ͖ͳ͍ͷͰ 9$5"TTFSU&RVBMʹΑΔFYQFDUFEͱͷൺֱ͕Ͱ͖ͳ͍ɻ &RVBUBCMFDPOGPSNBODFͷͨΊʹ͸ TUSVDUΛ࡞Βͳ͖Ό͍͚ͳ͍ͷͰ͢ɻ ʢTUSVDUͳΒɺ ɹϝϯό͕શͯ&RVBUBCMFͳΒɺ ɹͦΕΛ࣋ͭ"SSBZ΋ࣗಈతʹ&RVBUBCMFʹͳΔʣ ຊ࣭త͡Όͳ͍࡞ۀͰ͢ʜɻ

Slide 86

Slide 86 text

https://github.com/apple/swift-evolution/blob/master/proposals/0283-tuples-are-equatable-comparable-hashable.md ଴ͪԕ͍͠Ͱ͢Ͷʂʂʂʂ Ͱ΋4&͕དྷͨΒղܾ͢Δ