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Swift Reflection
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[email protected]
January 20, 2023
Programming
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Swift Reflection
About Swift Reflection Pitch
[email protected]
January 20, 2023
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Transcript
ϦϑϨΫγϣϯ 3FGMFDUJPO Θ͍Θ͍TXJGUD TIJ[
·ͩ1JUDIஈ֊ͷใͳͷͰมΘ ΔՄೳੑ͋Γ ͳ͘ͳΔՄೳੑ ࣌ͷใ
֓ཁ
ϦϑϨΫγϣϯͱʁ w ϓϩάϥϜͷதͰͦͷϓϩάϥϜʹؚ·ΕΔܕมϝιουͷϝλใΛ ࢀরૢ࡞Ͱ͖ΔΑ͏ʹ͢ΔΈ w ݴޠઃܭࣗମΛมߋ͢Δ͜ͱͳ͘ɺݴޠΛ࣮ߦ࣌ʹಈతʹมߋͰ͖Δ ֓ཁϦϑϨΫγϣϯͱʁ IUUQTYUFDIOJLLFJDPNJUBSUJDMF,FZXPSE ˞ϝλใσʔλͦͷͷͰͳ͘ɺͦͷσʔλΛઆ໌͢Δใ ଳใ
σʔλ ϝλใ ໊લ ܕใ IUUQTXBJJJOGPXPSEIUNM
.JSSPSTUSVDU w 4XJGUͰϦϑϨΫγϣϯΛ࣮ߦ͢ΔͨΊͷ"1*Λఏڙ͢ΔTUSVDU w 4XJGUFWPMVUJPOͷϓϩηε͕࢝·Δલ͔Β͋ͬͨݹ͍ػೳ ֓ཁ4XJGUͷϦϑϨΫγϣϯ .JSSPS ग़ྗ݁Ռ GJFME/BNF0QUJPOBM OBNF
GJFME7BMVF4QBSLZ GJFME5ZQF4USJOH GJFME/BNF0QUJPOBM BHF GJFME7BMVF GJFME5ZQF*OU IUUQTEFWFMPQFSBQQMFDPNEPDVNFOUBUJPOTXJGUNJSSPS
.JSSPSͷ
.JSSPSͰͰ͖ͳ͍͜ͱ .JSSPSͰͰ͖ͳ͍͜ͱ ϝλλΠϓ͔Βܕใ͕औಘͰ͖ͳ͍ DBTF໊Λऔಘ͢Δखஈ͕ͳ͍ δΣωϦοΫҾ͔Β۩ମతͳϝλใΛऔಘͰ͖ͳ͍ "OZ)BTIBCMFʹมՄೳ͔Θ͔Βͳ͍ͷͰΤϥʔ
.JSSPSͰͰ͖ͳ͍͜ͱ w Πϯελϯε͕ͳ͍ͱܕใ͕Θ͔Βͳ͍ w நԽͨ͠ܕ͔Β࣮ࡍͷܕͷใΛऔΓग़ͤͳ͍ .JSSPSͰͰ͖ͳ͍͜ͱ $VTUPN4USJOH$POWFSUJCMFʹ४ڌ ࣮ίϯύΠϥ ͬͱ৭Μͳ͜ͱΛ͍ͬͯΔ
ఏҊ༰ IUUQTGPSVNTTXJGUPSHUQJUDISF fl FDUJPO
3FGMFDUJPOϞδϡʔϧ w ϦϑϨΫγϣϯΛ࣮ߦ͢ΔͨΊͷߴϨϕϧͷ"1*Λఏڙ͢ΔϞδϡʔϧ w طଘͷ.JSSPSΑΓϦϑϨΫγϣϯΛΑΓ؆୯ʹΑΓૢ࡞͘͢͢͠Δ w ։ൃऀ͜Ε·ͰΑΓ͔ͳΓଟ͘ͷϦϑϨΫγϣϯใΛऔಘͰ͖Δ ఏҊ༰3F fl FDUJPOϞδϡʔϧ
.JSSPSΛ֦ு͠ͳ͍ཧ༝ .JSSPS4XJGUϞδϡʔϧʹ͋ΔɻϦϑϨΫγϣϯશͯͷ։ൃऀ͕ඞཁͳ ༁Ͱͳ͍ɻ4XJGUϞδϡʔϧ$PSFͷ"1*͚ͩஔ͖͘ .JSSPSͷݱࡏͷઃܭɺࠓճఏҊ͍ͯ͠Δ"1*ͷઃܭʹͳ͍͍͔ͭ͘ͷύ ϑΥʔϚϯεͷΛղܾ͢Δͷʹద͍ͯ͠Δɻ۩ମతʹΠϯελϯεͷ Λऔಘ͢Δ࣌ʹɺDIJMESFOͷϑΟʔϧυͷܕଈ࣌ʹ FBHBSMZ σϚϯάϧ
͢ΔɻࠓճͷఏҊͷ߹ɺҰͭͷܕใͷΈཉ͍͠߹Ԇͯ͠ MB[JMZ Ұ ͚ͭͩऔಘ͍ͨ͠έʔε͕͋ΔͷͰ߹͍ͬͯͳ͍ ݹ͍"1*Ͱ4XJGUFWPMVUJPOͷϓϩηεΛܦ͍ͯͳ͍ɻࠓճɺ"1*ͷ࠷దͳܗ Λݟ͚ͭΔͨΊʹίϛϡχςΟͷϑΟʔυόοΫΛΒ͏ػձΛઃ͚Δ ఏҊ༰3F fl FDUJPOϞδϡʔϧ.JSSPSΛ֦ு͠ͳ͍ཧ༝
ར༻Πϝʔδ ఏҊ༰3F fl FDUJPOϞδϡʔϧར༻Πϝʔδ 3F fl FDUJPOϞδϡʔϧΛJNQPSU ϝλใ͔Β5ZQFܕΛ࡞ ϑΟʔϧυ͔Β৭ʑͳใΛऔಘͰ͖Δ
ར༻Πϝʔδ ఏҊ༰3F fl FDUJPOϞδϡʔϧར༻Πϝʔδ $BTFܕΛੜ ϓϩύςΟ͔Β৭ʑͳใΛऔಘͰ͖Δ
ར༻Πϝʔδ ఏҊ༰3F fl FDUJPOϞδϡʔϧར༻Πϝʔδ δΣωϦοΫҾͷใΛऔಘ Կ͔ͷ"SSBZͰ͋Δ͔͚ͩΛݟ͍ͯΔ %JDUJPOBSZͰ͋Δ͔͚ͩΛݟ͍ͯΔ
࣮ৄࡉ ఏҊ༰࣮ৄࡉ
ఏҊ༰࣮ৄࡉܕҰཡ 5ZQFTUSVDU 3F fl FDUJPOϞδϡʔϧͷϝΠϯΤϯτϦϙΠϯ τɻBTͷӈଆʹॻ͚Δ͋ΒΏΔܕΛද͢͜ͱ͕ Ͱ͖Δ 'JFMETUSVDU TUSVDUͷ֨ೲϓϩύςΟ DMBTTͷ֨ೲϓϩύςΟ
λϓϧͷݸʑͷཁૉ $BTFTUSVDU FOVNͷݸʑͷDBTF 1BSUJBM5ZQFTUSVDU (FOFSJDͳܕͷϥοϓ͍ͯ͠Δ෦ ྫ"SSBZ*OUͷ"SSBZ ܕҰཡ
5ZQFTUSVDU w 3F fl FDUJPOϞδϡʔϧͷϝΠϯΤϯτϦϙΠϯτ w 4XJGUͰBTͷӈଆʹॻ͚Δ͋ΒΏΔܕΛද͢͜ͱ͕Ͱ͖Δ ఏҊ༰࣮ৄࡉ5ZQFTUSVDU 4XJGUͷϝλλΠϓʹ࠶ͼม
'JFMETUSVDU w TUSVDU·ͨDMBTTʹ֨ೲ͞ΕͨϓϩύςΟɺ·ͨλϓϧͷཁૉ ఏҊ༰࣮ৄࡉ'JFMETUSVDU
$BTFTUSVDU w FOVNͷDBTFͷҰͭΛද͢ ఏҊ༰࣮ৄࡉ$BTFTUSVDU
1BSUJBM5ZQFTUSVDU w (FOFSJDͳܕͷϥοϓ͍ͯ͠Δ෦Λද͢ ఏҊ༰࣮ৄࡉ1BSUJBM5ZQFTUSVDU
WBSQBSUJBM1BSUJBM5ZQF \HFU^ ఏҊ༰࣮ৄࡉ1BSUJBM5ZQFTUSVDU
GVODDSFBUF XJUI5ZQF 5ZQF ఏҊ༰࣮ৄࡉ1BSUJBM5ZQFTUSVDU 1BSUJBM5ZQF͔Β৽͍͠4XJGUͷܕͷΠϯελϯεੜͰ͖Δ <*OU 4USJOH %PVCMF "SSBZ'MPBU> "*OU
#4USJOH $%PVCMF %"SSBZ'MPBU δΣωϦοΫҾͷํ֎ଆ͔ΒͯΊΒΕΔ
কདྷͷݕ౼ࣄ߲ ఏҊ༰কདྷͷݕ౼ࣄ߲
3VOUJNFϞδϡʔϧ ఏҊ༰কདྷͷݕ౼ࣄ߲3VOUJNFϞδϡʔϧ w ϦϑϨΫγϣϯػೳΛఏڙ͢ΔͨΊʹ4XJGU3VOUJNFͷϧʔνϯσʔλ ߏ͕ඞཁ͕ͩɺ΄ͱΜͲͷ։ൃऀ͜͏͍ͬͨػೳΛૢ࡞͢Δ͜ͱ ͳ͍ w ͦ͜Ͱ3VOUJNFͱ௨৴͢Δઐ༻ϞδϡʔϧΛઃ͚͔ͯͳΓϨϕϧͷ"1*Λఏ ڙ͢Δ
ྑ͍͜ͱ w 3F fl FDUJPOϞδϡʔϧͷΑ͏ͳߴϨϕϧͷ"1*Λߏங͘͢͠Δ w Ϩϕϧͷػೳͷ࠶࣮͢Δ͜ͱͰѱ༻Ͱ͖ͳ͍Α͏ʹ͢Δ
ΑΓଟ͘ͷϦϑϨΫγϣϯใͷఏڙ ఏҊ༰কདྷͷݕ౼ࣄ߲ΑΓଟ͘ͷϦϑϨΫγϣϯใͷఏڙ w ଐੑؔɺܭࢉϓϩύςΟ DPNQVUFEQSPQFSUZ ͷใऔಘͰ͖ͳ͍ w ఏڙͰ͖Δ͕ίʔυαΠζ͕૿͑ΔͷͰίετͱൺֱͯ͠ݕ౼͢Δ
ؔ࿈ػೳ ؔ࿈ػೳ
0QU*O3FGMFDUJPO.FUBEBUB w 3F fl FDUBCMFͱ͍͏৽͍͠ϚʔΧʔϓϩτίϧΛՃͯ͠ίϯύΠϧ࣌νΣο ΫͰ͖ΔΑ͏ʹͯ͠ɺϦϑϨΫγϣϯϝλσʔλ ໊લͳͲͷจࣈྻใ ΛΑ Γܕ҆શͰηΩϡΞʹѻ͑ΔΑ͏ʹ͢Δ w
ඞཁͳͷʹ͚ͩϦϑϨΫγϣϯσʔλΛग़ྗ͢ΔͷͰόΠφϦαΠζΛޮ ԽͰ͖Δ w ϦϑϨΫγϣϯϝλσʔλͷग़ྗΦϑʹͯ͠͠·͍ ͦ͏͍͏ϑϥά͕͋Δ ɺ ͜ΕΛ͍ͬͯΔػೳ͕ಈ͔ͳ͘ͳΔͱ͍͏ϦεΫ͕ͳ͘ͳΔ 4XJGU6*ͳͲ ؔ࿈ػೳ0QU*O3F fl FDUJPO.FUBEBUB IUUQTGPSVNTTXJGUPSHUTFPQUJOSF fl FDUJPONFUBEBUB
$VTUPN.FUB"UUSJCVUFT w ϥΠϒϥϦͰΧελϜͷϝλσʔλΛఆٛͰ͖Α͏ʹ͢ΔɻͦΕΛ࣮ߦ࣌ʹ ୳ͯ͠Կ͔Ͱ͖ΔΑ͏ʹ͢Δ w ৽͍͠!SVOUJNF.FUBEBUBΛՃ w ͜ͷଐੑ͕͍ͨܕΧελϜଐੑͱͯ͠༻Ͱ͖Δ ՃͷҾࢦఆͰ͖ Δ
w ϦϑϨΫγϣϯ"1*ͰಛఆͷΧελϜଐੑ͕͍ͨͯ͢ͷએݴΛऩूͰ͖Δ w Ϣʔεέʔεಛఆͷଐੑͷ͍ͨςετͷΈΛ࣮ߦ͢ΔͳͲ IUUQTGPSVNTTXJGUPSHUQJUDIDVTUPNNFUBEBUBBUUSJCVUFT ؔ࿈ػೳ$VTUPN.FUB"UUSJCVUFT