Rust, in contrast to Ruby

2016/11/15のginza.rbにて発表した時の資料。

Transcript

1. 3VTUݴޠʹ͍ͭͯ
2. ࠓ೔࿩͢͜ͱ w 3VTU͕͍͔ʹ3VCZͱҧ͏͔
   w 3VTU໘ന͍Α
3. ࣗݾ঺հ w !FMDPOEPS
   w 3BJMTΤϯδχΞ Yͷࠒ͔Β
   w ͜͜਺೥͸΄΅3BJMT͕ϝγͷछ
   w ࠓ೥ͷݴޠ͸3VTUʹ͠·ͨ͠
4. 3VTUͱ͸
5. –rust-lang.org (https://www.rust-lang.org/en-US/) “Rust is a systems programming language that runs blazingly fast, prevents segfaults, and guarantees thread safety. ”
6. ओཁͳಛ௃ w ڧ͍ܕ෇ͷίϯύΠϧܕΦϒδΣΫτࢦ޲ݴޠ
   w ܕ෇༷ࣜɿOPNJOBM
   UZQJOH MJLF
   $
   +BWBʜ
   w ϥϯλΠϜෆཁͷόΠφϦΛग़ྗ MJLF
   HPMBOHʜ
   w $ͱͷߴޓ׵ੑ
   w ίϯύΠϧ࣌ͷਂ͍Ϩϕϧͷߏจݕࠪ
7. ओཁͳಛ௃ w ΤίγεςϜ
   w DSBUFJPͱ͍͏αʔϏε
   w DSBUFͱ͸3VCZͰ͍͏HFNͷΑ͏ͳ΋ͷ
   w DBSHPͱ͍͏ϢʔςΟϦςΟπʔϧ
   w FMJYJSͷNJYʹࣅͯΔɺΑ͏ͳʜ
8. 3VCZͱൺֱͯ͠ w ࣮ߦ༷ࣜͷҧ͍
   w ίϯύΠϧ
   WT
   ΠϯλϓϦλ
   w ϥϯλΠϜෆཁ
   WT
   ϥϯλΠϜඞཁ
   w ܕ෇༷ࣜ
   OPNJOBM
   UZQJOH
   WT
   EVDL
   UZQJOH
9. 3VCZͱൺֱͯ͠ w ਂ͍Ϩϕϧͷߏจݕࠪͷ༗ແ
 ˠίʔυΛॻ͍͔ͯΒಈ͘·Ͱͷϓϩηεʹࠩ
10. ίʔυΛॻ͍͔ͯΒಈ͘·Ͱ 3VCZͷ৔߹ ίʔσΟϯά σόοά 3VTUͷ৔߹ ίʔσΟϯά σόοά ίϯύΠϥͱ֨ಆ
11. –elcondor “ʮFinishedʯͱcargoίϚϯυ͕ฦ͖ͬͯͨͳ Βο!ͦͷ࣌εσʹσόοά͸͋Β͔ͨऴΘͬͯ ͍ΔΜͩο!” ˞ͨͩ͠࢓༷όά͸আ͘
12. 3VCZͱͷؔ܎ w l5VSCP
    3BJMT
    XJUI
    3VTU
 IUUQSVCZLBJHJPSHQSFTFOUBUJPOT XZDBUT@DIBODBODPEF
13. 3VCZͱͷؔ܎ w )FMJY
    3VCZޓ׵ϨΠϠʔ
    w IUUQTHJUIVCDPNSVTUCSJEHFIFMJY
14. 3VCZͱͷؔ܎ w 3VCZ΁ͷӨڹ
    w (VJME
15. 3VCZ΁ͷӨڹ https://twitter.com/_ko1/status/773327911118004224
16. ݴޠ࢓༷ EVDL
    UZQJOH TUSVDUVSBM
    UZQJOH OPNJOBM
    UZQJOH ੩తܕ HPMBOH $
    +BWB
    3VTU ಈతܕ 1FSM
    3VCZ
17. ஫໨͢΂͖ͱࢥͬͨ 3VTUͷಛ௃
18. IFBQΛ͋·Γ࢖Θͳ͍ w جຊతʹม਺͸TUBDLʹ֬อ
    w OFXͱ͔΄ͱΜͲ͠ͳ͍ɻͳͥͳΒ༧ΊελοΫʹ ֬อ͞Ε͍ͯΔ͔Β
    w IFBQʹஔ͘͜ͱ΋Ͱ͖Δ
    w #PY
    3$
    "3$
    w ཁૉ਺͕ಈతͳ΋ͷ͸IFBQʹ࣮ମ͕͋ͬͯελοΫ ্͔Β͸ࢀর͢Δܗ 7FD
    )BTI.BQʜ
19. ଎͍ w OBUJWF
    DPNQJMF͢ΔΜ͔ͩΒ౰વ
    w ͦ΋ͦ΋ϩʔΧϧม਺ͩͱIFBQ࢖Θͳ͍
20. ଎͞Λࢼ͢ w KTPOΛQBSTF͢ΔϥΠϒϥϦΛ࡞ͬͯΈͨ
    w 3VCZͷର߅അ͸+40/ͱPK
21. ݁Ռ ݴޠ ϥΠϒϥϦ ॴཁ࣌ؒ OTFD 3VTU ࣗ࡞QBSTFS  3VCZ PK  +40/ 
22. ϕϯνϚʔΫʹ͍ͭͯ w 3VTU͸ඪ४Ͱϕϯνػೳ͕෇͍͍ͯΔ
    w ࠓճͷܭଌͰ΋࢖༻
    w ܁Γฦ͠Λద౰ͳճ਺΍ͬͯ͘ΕΔ
    w ඪ४ภࠩ΋ग़Δ
23. TUSVDUͱUSBJU w TUSVDU
    w σʔλܕͱৼΔ෣͍Ληοτʹͨ͠΋ͷ
    w ͍ΘΏΔΫϥε
    w USBJU
    w ৼΔ෣͍ͷఆٛ͸ͯ͋͠Δ͕࣮૷͸ͳͯ͘΋ྑ͍΋ͷ
    w +BWBͰ͍͏JOUFSGBDF
    4XJGUͰ͍͏QSPUPDPM
    w σϑΥϧτ࣮૷΋ఏڙͰ͖Δ
24. TUSVDUͱUSBJU w TUSVDU͸ܧঝͰ͖ͳ͍
    w JOIFSJUBODFΑΓDPNQPTJUFͱ͍͏͜ͱΒ͍͠
    w USBJU͸ܧঝͰ͖Δ
    w TUSVDU͸αΠζ͕ܾ·͍ͬͯΔ͕USBJU͸ܾ·Β ͳ͍
25. طଘTUSVDU΁ͷػೳ௥Ճ w ৽͍͠USBJUΛ࡞ͬͯͦΕΛಡΈࠐΉ
    w USBJUଆͰɺطଘΫϥεͰ͋ͬͯ΋ɺͦͷUSBJUʹ ४ڌ͢΂͘ϝιουΛఏڙ͢Δ͜ͱ͕Մೳ
    w ࣗ෼ͷΫϥε΋طଘUSBJUʹ४ڌͤ͞Δ͜ͱ͕
 Ͱ͖Δ
    w طଘΫϥεͷطʹ४ڌ͍ͯ͠ΔUSBJU࣮૷ͷ্ॻ͖ ͸Ͱ͖ͳ͍
26. طଘTUSVDU΁ͷػೳ௥Ճ طଘTUSVDU ࣗݾ࣮૷TUSVDU طଘUSBJU º ˓ ࣗݾ࣮૷ USBJU ˓ ˓
27. طଘTUSVDU΁ͷػೳ௥Ճ
28. USBJU࢖༻্ͷ੍ݶ w ม਺ΛUSBJUͰड͚Α͏ͱ͢ΔͱΤϥʔ
    w ؔ਺ͷԾҾ਺΋ϩʔΧϧม਺΋
    w ม਺͕TUBDLʹ͍Δ͜ͱʹ༝དྷ͢ΔΆ͍
    w ݱࡏͷCFUB  Ͱ͸΋͏গ͠࢖͍΍͘͢ͳΔΒ͍͠
29. Մมੑ w 3VTUͷม਺͸௨ৗJNNVUBCMF
    w NVUBCMFʹ͢Δʹ͸ɺม਺એݴͰNVUΛ͚ͭΔ
    w NVUʹ͸ɺʮࢦ͍ͯ͠Δ஋͕มΘΔʯʮࢦͯ͠ ͍Δ஋͸มΘΒͳ͍͕ͦͷத਎͕มΘΔʯͷೋ ͕ͭ͋Δ͕ɺ͍ͣΕ΋NVUͱͯ͠ѻ͏
    w ʮεϨουؒͰ༧૝֎ͷ஋มԽ͕ʯʹରԠ ͢Δ໨తͳͷͰ্ه྆ऀͷ۠ผͷඞཁ͸ͳ͍
30. Մมੑ
31. ύλʔϯϚονϯά w ࠷ۙͷϞμϯͳݴޠʹ͋Δͱ͍͏ΞϨ
    w 3VTUͰ͸୅ೖͱরձΛಉ࣌ʹͰ͖ΔλΠϓ
    w &MJYJSͷͦΕͱ͍͔ۙ΋ ˞ݸਓͷײ૝Ͱ͢
32. ύλʔϯϚονϯά w ѹ౗తʹFOVNͰ࢖͏
    w ࠓ࿩୊ͷOVMM҆શ΋FOVNͷύλʔϯϚονϯά Ͱѻ͏ͷ͕3VTUͷྲّྀ
    w ࿩୊ͷ&JUIFSతͳ΋ͷ΋ SZ
    w ৔߹Λਚ͍ͯ͘͠ͳ͍ͱίϯύΠϥౖ༷͕ܹ
    w ྻڍͨ͠Ҏ֎ͷ΋ͷͷ৔߹z@zͰ৚݅Λड͚Δ
33. ύλʔϯϚονϯά
34. ύλʔϯϚονϯά w ྑ͞
    w ͢ΜͳΓֻ͚ͯ৺஍ྑ͍
    w ࠓͻͱͭ
    w ωετ͕࣌ʑࡍݶͳ͘ਂ͘ͳͬͯඍົ
    w ύλʔϯϚον͢Δͱωετ֊૚͕Α͘ਐΉ
    w ೖΕࢠʹͳΔͱ͞Βʹυϯ
35. ॴ༗ݖ
36. –ඇ࣮ࡏঁࢠߴੜɺۙॴͷϚοΫʹͯ l3VTUͷ͜ͱΛޠΔਓɺΈΜͳ
 ʮॴ༗ݖ͕ΠΠʯͬͯݴ͏ΑͶz
37. ॴ༗ݖ w 3VTUॳֶऀ͕ίϯύΠϧΛ௨ͤͳ͍ݪҼ
    w ֶशίετతʹ͸ਏ͍
    w ׳ΕΔͱͱͯ΋ศརɻཧղͯ͠ίʔυΛॻ͚Δ ͱେมؾ࣋ͪྑ͍ɻ
38. ؆୯ͳྫ
39. आ༻ w ॴ༗͕͋ΔͳΒआ༻΋͋Δɺͱ͍͏࿩
    w ظݶΛ੾ͬͨॴ༗
    w ظݶʹؔ਺ͷείʔϓ Ҿ਺Ͱͷࢀর ·ͨ͸
 ϒϩοΫ
40. आ༻
41. आ༻ w 3VTUίʔυΛॻ͍͍ͯ͘ͱඞવతʹଟ༻͢Δ
    w TUSVDUͷϝιουఆٛͰɺΠϯελϯεϝιο υͳΒୈҰҾ਺͸TFMG
    w ͜Εͬͯआ༻͡ΌΜ
42. ॴ༗ݖ w εϨουͷத਎·Ͱਫ਼ࠪͯ͠ΤϥʔΛ
 ग़ͯ͘͠ΕΔ
43. ॴ༗ݖ w ฒߦॲཧ࣮૷࣌ʹҖྗΛൃش
    w Ͱ΋શ෦ͷόάΛ๷͛ΔΘ͚Ͱ͸ͳ͍
    w σουϩοΫ
    w ࢓༷όH SZ
44. $ͱͷ࿈ܞ w ׂͱָ
    w $Λݺͼग़͢
    TIBSFE
    MJCSBSZΛϦϯΫ͢Ε͹0,
    w $͔Βݺͼग़͞ΕΔ
    ؔ਺ʹଐੑOP@NBOHMFΛ͚ͭͯ Ϗϧυ
    w HPMBOHͱҧ͍ɺϔομϑΝΠϧ౳͸࡞Εͳ͍
    w ϚΫϩ΋౰વαϙʔτ֎
 ˠ$ޓ׵ϨΠϠͰٵऩ͢Δ͔͠
45. $ͱͷ࿈ܞ w $ͷؔ਺͸VOTBGFϒϩοΫͰғΉඞཁ͕͋Δ
    w VOTBGFͳ৔ॴΛ༰қʹಛఆՄೳͰศར
    w ғ·ͳ͍ͱίϯύΠϥʹౖΒΕΔ
    w $ͱ͸࿈ܞͰ͖Δ͕ɺ$Λ࢖͏ͷΛ࠷௿ݶʹ ͠Α͏ɺͱ͍͏ؾʹͳΔ࢓૊Έ
46. αϯϓϧίʔυ
47. ݸਓͷײ૝ w 3VTUΛ΍ͬͯɺීஈ3VCZͰίʔυΛॻ͍͍ͯΔ ͱҙࣝ͠ͳ͍͜ͱʹ͍ͭͯͷ஌ݟΛಘͨ
    w Ͳ͏ͤίϯύΠϧݴޠͰ͋Ε͹͜͜·ͰνΣο Ϋͯ͠΄͍͠ΑͶɺͱ͍͏͜ͱ͕͖ͪΜͱνΣο Ϋ͞Ε͍ͯΔ
    w ૣ͘QSPEVDUJPO
    DPEFॻ͖͍ͨ
48. ·ͱΊ w 3VTU͸3VCZͱൺ΂Δͱׂͱਖ਼൓ରͷݴޠ͚ͩͲ ͦΕ͕݁ߏ໘ന͍͔ΒΈΜͳ΍Ζ͏Α