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ファット駆動開発
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parin1213
April 02, 2024
1
160
ファット駆動開発
Object-Oriented Conference 2024の登壇資料です
parin1213
April 02, 2024
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Transcript
0CKFDU0SJFOUFE$POGFSFODF!QBSJOΑͳ͓ ϑΝοτۦಈ։ൃ
0CKFDU0SJFOUFE$POGFSFODF!QBSJOΑͳ͓ εϙϯαʔηογϣϯ 'PSLXFMM
ࣗݾհ w ᢛ༛উਔ!QBSJO w 'PSLXFMMͰΤϯδχΞͱͯ͠։ൃΛߦ͍ͬͯ·͢ɻ w 8FC։ൃҰੜͰ͢ɻ w લ৬தখ4*FSͰۚ༥ܥΈࠐΈ։ൃͯ͠·ͨ͠ w
,*04,࡞ͬͯ·ͨ͠ w ..0͕͖Ͱ͢ɻࠓݪਆ͕͖ʢͰ͓ٳΈதʣ
ࠓ͘͝ී௨ʹى͖Δ ʢࢲ͕Α͘൜͢ʣ ઃܭͷաͪΛ͠·͢ɻ
ಥવͰ͕͢Έͳ͞Μ
ϑΝοτͳ ίϯτϩʔϥʔʗϞσϧ ॻ͍ͨ͜ͱ͋Γ·͔͢ʁ
ࢲԿԿ͋Γ·͢
ࠓ͓͢͠Δͷ ࢲͷጻչͰ͢
͋ΔήʔϜΛ0$3͢Δ ιϑτΣΞͷ
γεςϜͷ֓ཁ ͋ΔήʔϜΛ0$3͢ΔιϑτΣΞͷ
γεςϜͷ֓ཁ ͋ΔήʔϜΛ0$3͢ΔιϑτΣΞͷ ϑϩϯτΤϯυ41"Ͱ 4Ͱ৴͢ΔγεςϜ
γεςϜͷ֓ཁ ͋ΔήʔϜΛ0$3͢ΔιϑτΣΞͷ 41"ΞϓϦ͔Β -NBCEBΛݺͼग़ͯ͠ 0$3݁ՌΛऔಘ͢Δ
γεςϜͷ֓ཁ ͋ΔήʔϜΛ0$3͢ΔιϑτΣΞͷ (PPHMF͕࡞ͬͯΔ ͍͢͝ຊޠ0$3 ͕Մೳͳ"1*
γεςϜͷ֓ཁ ͋ΔήʔϜΛ0$3͢ΔιϑτΣΞͷ ࠓճ͜ͷதͷΛ͠·͢
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔
։ൃॳͷ৺ͷಈ͖Λ ͬͯΈΔ ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔
ͱΓ͋͑ͣ7JTJPOΛݺग़͢Δ 'VODUJPOΛ࡞͢Δ ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ։ൃॳͷ৺ͷಈ͖
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ొਓͷཧ w 'VODUJPO w "84-BNCEBͷΤϯτϦ w 3FMJD w 7JTJPOΛݺͼग़ͯ͠0$3ΛՃͨ͠ޙɺจࣈೝࣝ݁ՌΛฦ͢
w ήʔϜσʔλΛදݱ͢Δ
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ઌ΄Ͳઆ໌ͨ͠ ߏΛֆʹͨ͠ όʔδϣϯ
ͳΜ͔Ͱ͖ͨʂ ͏ͪΐͬͱ͚ͩػೳΛͦ͏ ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ։ൃॳͷ৺ͷಈ͖
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ొਓͷཧ w 'VODUJPO w "84-BNCEBͷΤϯτϦ w 3FMJD w 7JTJPOΛݺͼग़ͯ͠0$3ΛՃͨ͠ޙɺจࣈೝࣝ݁ՌΛฦ͢
w ήʔϜσʔλΛදݱ͢Δ w จࣈೝࣝ݁ՌΛήʔϜ্Ͱҙຯ͋Δσʔλʹม͢Δॲཧ
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ จࣈೝࣝ݁ՌΛ ҙຯ͋Δͷʹ͢Δ ϝιου
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ͳΜ͔ϑΝοτ͡ΌͶɾɾɾʁ·͋ಈ͍ͯΔ͠ྑ͍͔ w w w w w w w ೝࣝ͢Δ߲Λ૿ͨ͠
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ొਓͷཧ w 'VODUJPO w "84-BNCEBͷΤϯτϦ w 3FMJDσʔλΛΩϟογϡ͢ΔॲཧΛՃ w 3FMJD
w 7JTJPOΛݺͼग़ͯ͠0$3ΛՃͨ͠ޙɺจࣈೝࣝ݁ՌΛฦ͢ w ήʔϜσʔλΛදݱ͢Δ w จࣈೝࣝ݁ՌΛήʔϜ্Ͱҙຯ͋Δσʔλʹม͢Δॲཧ
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ Ωϟογϡؔ࿈ͷॲཧ
ͳΜ͔ϑΝοτ͡ΌͶɾɾɾʁ ͍͏ͯશ෦Ͱ̎ઍߦ͘Β͍ͩ͠ ͳΜͱ͔ͳΔͬ͠ΐ ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ։ൃॳͷ৺ͷಈ͖
ϦϦʔεͰ͖ͦ͏ʜͪΐͬͱ ߏ͕Ԛ͍͚ͲɺϦϦʔεͪ͠Ό͑ʂ ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ։ൃॳͷ৺ͷಈ͖
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ෆ۩߹ͷใࠂ͕݁ߏ্͕ͬͯ͘Δ
ෆ۩߹ௐͯ ͳΜΘ͔ΒΜ ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ 0$3͢Δࡍͷจࣈͷ࿈݁ͷ͍ͤʁ
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ϊΠζͱͳΔσʔλΛআڈͰ͖ͯͳ͍ʁ
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ಉ͡ΫϥεͰ࣮ͯ͠͠·ͬͨͷͰɺ 0$3͕ѱ͍ͷ͔εςʔλεೝ͕ࣝѱ͍ͷ͔ ᐆດʹͳͬͯ͠·ͬͨ
😇 ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ෆ۩߹ͳΜΘ͔ΒΜ
ͳͥϑΝοτͳΫϥε͕ര͢Δͷ͔ ·ͱΊ w ϓϩτλΠϓͳͲͷஈ֊తͳػೳՃ͢ΔͱංେԽ͍͢͠ w ΦʔϓϯΫϩʔζυݪଇɺ୯Ұݪଇͷແࢹ w ͜Ε͕ॏཁͳͷ͔͍ͬͯͯ։ൃॳظஈ֊ແࢹ͕ͪ͠ w جௐߨԋͰݴ͍ͬͯͨʮϝιουΛฒͯநσʔλܕʹͳΒͳ͍ʯ
w ࡞ޙϦϑΝΫλϦϯάͷܽ w શͯͷ࣮ͷৄࡉΛ͍ͬͯΔͱɺෳࡶͳґଘؔʮཧղͰ͖ͯ͠·͏ʯ w ಛʹࣄ͡Όͳ͍ݸਓ։ൃͳͲαϘΓ͕ͪʢݴ͍༁ʣ w w w w w w w w w w w w
ϑΝοτͳΫϥεͷಛ w ࣮ͳଞͷΫϥε࿙Εग़ͯ͠͠·͍ͬͯΔ w ෳͷΛ࣋ͭ w ίʔυཧղ͕ͮ͠Β͍ w ςετ͕ͮ͠Β͍ w
࣮ͷৄࡉʹ౿ΈࠐΜͰςετ͢Δඞཁ͕͋Δ w ϞοΫελϒΛେྔʹ࡞ΔͷͰςετ͕ͮ͠Β͍
ϑΝοτͳΫϥεͷಛ ͨΓલ͚ͩͲ Ε͕ͪͳݪཧݪଇ
ϑΝοτͳΫϥεͷಛ40-*%ݪଇ w ҎԼͷ಄จࣈΛͱͬͯ40-*%ʢৄࡉলུ͠·͢ʣ w ୯Ұͷݪଇ TJOHMFSFTQPOTJCJMJUZQSJODJQMF w ։์ดͷݪଇʢPQFODMPTFEQSJODJQMFʣ w
Ϧείϑͷஔݪଇʢ-JTLPWTVCTUJUVUJPOQSJODJQMFʣ w ΠϯλʔϑΣʔεͷݪଇ JOUFSGBDFTFHSFHBUJPOQSJODJQMF w ґଘੑٯసͷݪଇʢEFQFOEFODZJOWFSTJPOQSJODJQMFʣ w ࠓճͷΑ͏ʹɺอकෆ۩߹վम͕ͮ͠Β͍ιϑτΣΞ w ͜ΕΒͷݪཧݪଇʹͯ·͍ͬͯͳ͍͜ͱଟ͍
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔ 40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔ ͕େ͖͘ͳͬͨ 3FMJDΛׂ͍ͨ͠
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔ 3FMJDΫϥεͷͲͷลʹେ͖ͳ͕͋Γͦ͏͔ w ୯Ұݪଇ 431 w 3FMJDΫϥε͕Λ࣋ͪա͍͗ͯΔ w 0$3ݺग़ɺ୯ޠݕɺεςʔλεೝࣝɺείΞܭࢉFUDʜΛ
w ։์ดͷݪଇ 0$1 w εςʔλεೝࣝͷॲཧ͕'VODUJPOછΈग़͍ͯ͠Δ w ࣮ͷৄࡉ੍͕ޚଆ͕Δඞཁ͕͋Δঢ়ଶʹͳ͍ͬͯΔ
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔ 3FMJDΫϥεͷͲͷลʹେ͖ͳ͕͋Γͦ͏͔ w୯Ұݪଇ 431 w 3FMJDΫϥε͕Λ࣋ͪա͍͗ͯΔ w 0$3ݺग़ɺ୯ޠݕɺεςʔλεೝࣝɺείΞܭࢉFUDʜΛ w
։์ดͷݪଇ w εςʔλεೝࣝͷॲཧ͕'VODUJPOછΈग़͍ͯ͠Δ w ࣮ͷৄࡉ੍͕ޚଆ͕Δඞཁ͕͋Δঢ়ଶʹͳ͍ͬͯΔ Θ͔Γͦ͢͏ͳͱ͜Ζ͔Β վળͯ͠ΈΔ
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔431 ొਓͷཧ w 'VODUJPO w "84-BNCEBͷΤϯτϦ w 3FMJDσʔλΛΩϟογϡ͢ΔॲཧΛՃ w 3FMJD
w 7JTJPOΛݺͼग़ͯ͠0$3ΛՃͨ͠ޙɺจࣈೝࣝ݁ՌΛฦ͢ w ήʔϜσʔλΛදݱ͢Δ w จࣈೝࣝ݁ՌΛήʔϜ্Ͱҙຯ͋Δσʔλʹม͢Δॲཧ 0$3֎෦"1*ͳͷͰ ͍ͨ͠
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔431 0$3֎෦"1*ͳͷͰ ͍ͨ͠
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔431 ొਓͷཧ w 'VODUJPO w "84-BNCEBͷΤϯτϦ w 3FMJDσʔλΛΩϟογϡ͢ΔॲཧΛՃ w 3FMJD
w ήʔϜσʔλΛදݱ͢Δ w จࣈೝࣝ݁ՌΛήʔϜ্Ͱҙຯ͋Δσʔλʹม͢Δॲཧ w 0$34FSWJDF w 7JTJPOΛݺͼग़ͯ͠0$3ΛՃͨ͠ޙɺจࣈೝࣝ݁ՌΛฦ͢
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔431 ͨ͠
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔ 3FMJDΫϥεͷͲͷลʹେ͖ͳ͕͋Γͦ͏͔ w ୯Ұݪଇ 431 w 3FMJDΫϥε͕Λ࣋ͪա͍͗ͯΔ w 0$3ݺग़ɺ୯ޠݕɺεςʔλεೝࣝɺείΞܭࢉFUDʜΛ
w ։์ดͷݪଇ w εςʔλεೝࣝͷॲཧ͕'VODUJPOછΈग़͍ͯ͠Δ w ࣮ͷৄࡉ੍͕ޚଆ͕Δඞཁ͕͋Δঢ়ଶʹͳ͍ͬͯΔ 'VODUJPO͕3FMJDʹ ґଘ͍ͯ͠Δͷ͕ਏ͍ɾɾɾ
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔0$1 3FMJDͷ࣮͕มΘΔͱ 'VODUJPOมߋ͕ ඞཁʹͳΔ
40-*%ͷԿΛकΕ͍ͯͳ͔ͬͨͷ͔0$1 3FMJDͱ'VODUJPO͕ ؒతʹࢀর͠߹͏͜ͱͰ ΦϒδΣΫτͰ͓Γ Ͱ͖ΔΑ͏ʹ
ϑΝοτۦಈ։ൃ w ਖ਼ʮ͔͔ͨͩ̎ઍߦఔɺ͍ͭͰϦϑΝΫλϦϯάͰ͖Δʯͱࢥ͍ͬͯͨ w ࣮ࡍϦϑΝΫλϦϯά͢Δͨͼʹࡉ͔͍ෆ۩߹͕ग़͍ͯ߹Θ͕ͤདྷͨ w ΦϒδΣΫτಉ࢜Ͱ͓Γ͠ͳ͍ͱखଓ͖ͱมΘΒͳ͍ w രࢮͨ͜͠ͱͰΠϯλʔϑΣʔεΛհͨ͠ϓϩάϥϛϯάΛߦ͏࣌ظʹདྷͨͱ͍ ͏͜ͱ
ϑΝοτۦಈ։ൃ ։ൃॳظʹ࡞ͬͯ͠·͕ͬͨଟ͍ ΫϥεͰരࢮ͠ͳ͕Β։ൃ͢Δ͜ͱ 㲈ʮϑΝοτۦಈ։ൃʯ ʜͱ໊͚ͯΈΔɻ
ϑΝοτۦಈ։ൃ ·ͱΊ wաʹͳͬͯ͠·ͬͨΫϥεʢϑΝοτΫϥεʣ wաʹ൱ఆ͢Δඞཁͳ͍ w40-*%ݪଇʹैͬͯͲΜͲΜվળ͚ͯ͠ྑ͍
ϑΝοτۦಈ։ൃ ·ͱΊ wઃܭϛεਓͷ৺͔Βੜ·ΕΔ wࣝͱ͍ͯͬͯͯ͠ͳͥඞཁͳͷ͔ɺͲ͏രࢮ͢Δͷ͔ ମݧ͠ͳ͍ͱΘ͔Βͳ͍ wരࢮͨ࣌͠ʹ࣍ಉ͜͡ͱΛ͠ͳ͍ํ͕ॏཁ w͍ϓϩάϥϜ͕ͩͬͨɺଟ͘ͷਓʹͬͯΒ͏͜ͱͰ͖ͨ wͦ͏͍͏͜ͱΛ৺ͷྐʹͯ͠ਫ਼ਐ͍͔ͯ͘͠͠ͳ͍ wϦϦʔεɺӡ༻Ͱສճར༻͞Ε͍ͯΔ
0CKFDU0SJFOUFE$POGFSFODF!QBSJOΑͳ͓ ϑΝοτۦಈ։ൃʢ͓ΘΓʣ