vgo(Versioned Go Prototype) #golangtokyo

2018/04/16 golang.tokyo #14 の発表です

Transcript

1. vgo  HPMBOHUPLZP
2. λϯΫླ໦ !UBOLTV[VLJ גࣜձࣾΤʔϐʔίϛϡχέʔγϣϯζ
    ("&(Pɾ'JSFCBTFɾHPQBDLFU
    3FBDU3FEVY
3. λϯΫླ໦ !UBOLTV[VLJ גࣜձࣾΤʔϐʔίϛϡχέʔγϣϯζ
   (PͰωοτϫʔΫϓϩάϥϛϯά
   ("&(PͷαʔϏε։ൃ ࠷ۙ࡞ͬͨ΋ͷ ը૾ΛΞοϓϩʔυ͢Δͱ $MPVE7JTJPO"1*ͰإΛݕग़ͯ͠
   (PQIFSͬΆͯ͘͘͠ΕΔαʔϏε
   IUUQTHPQIFSJ[FDPN
4. λϯΫླ໦ !UBOLTV[VLJ גࣜձࣾΤʔϐʔίϛϡχέʔγϣϯζ
   (PͰωοτϫʔΫϓϩάϥϛϯά
   ("&(PͷαʔϏε։ൃ ࠷ۙ࡞ͬͨ΋ͷ ը૾ΛΞοϓϩʔυ͢Δͱ $MPVE7JTJPO"1*ͰإΛݕग़ͯ͠
   (PQIFSͬΆͯ͘͘͠ΕΔαʔϏε
   IUUQTHPQIFSJ[FDPN
5. ʁ vgo
6. HPίϚϯυʹ૊Έࠐ·ΕΔ༧ఆͷύοέʔδ؅ཧػೳ
   ैདྷEFQ΍HMJEFଞͰߦ͍ͬͯͨ͜ͱΛHPͰߦ͏
7. ϩʔυϚοϓ Α͏΍͘ύοέʔδ؅ཧ·ΘΓ͕མͪண͖ͦ͏ ݱࡏ (P (P ϓϩτλΠϓͱͯ͠WHPίϚϯυ͕ެ։ ςΫχΧϧϓϨϏϡʔ ਖ਼ࣜಋೖ
8. WHPʹΑͬͯมΘΔ͜ͱ #1ɹґଘؔ܎ͷղܾ͸Ϗϧυ࣌ʹߦ͏
   #2ɹWFOEPSσΟϨΫτϦ͕ෆཁʹͳΔ
   #3ɹഁյతͳมߋΛՃ͑Δࡍ͸JNQPSU
   QBUIΛม͑Δ
   #4ɹՄೳͳݶΓݹ͍όʔδϣϯ͕બ୒͞ΕΔ
9. #1ɹґଘؔ܎ͷղܾ͸Ϗϧυ࣌ʹߦ͏
10. Ϗϧυର৅ͷίʔυ package main // import "github.com/you/hello" import ( "fmt" "rsc.io/quote" ) func main() { fmt.Println(quote.Hello()) }
11. WHP
    CVJME $ vgo build vgo: resolving import "rsc.io/quote" vgo: finding rsc.io/quote (latest) vgo: adding rsc.io/quote v1.5.2 vgo: finding rsc.io/quote v1.5.2 vgo: finding rsc.io/sampler v1.3.0 vgo: finding golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c vgo: downloading rsc.io/quote v1.5.2 vgo: downloading rsc.io/sampler v1.3.0 vgo: downloading golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c WHP
    CVJME࣌ͷϩά
12. WHP
    CVJME $ vgo build vgo: resolving import "rsc.io/quote" vgo: finding rsc.io/quote (latest) vgo: adding rsc.io/quote v1.5.2 vgo: finding rsc.io/quote v1.5.2 vgo: finding rsc.io/sampler v1.3.0 vgo: finding golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c vgo: downloading rsc.io/quote v1.5.2 vgo: downloading rsc.io/sampler v1.3.0 vgo: downloading golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c HP
    HFUແ͠Ͱ͍͖ͳΓWHP
    CVJME͢Δ
13. WHP
    CVJME $ vgo build vgo: resolving import "rsc.io/quote" vgo: finding rsc.io/quote (latest) vgo: adding rsc.io/quote v1.5.2 vgo: finding rsc.io/quote v1.5.2 vgo: finding rsc.io/sampler v1.3.0 vgo: finding golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c vgo: downloading rsc.io/quote v1.5.2 vgo: downloading rsc.io/sampler v1.3.0 vgo: downloading golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c ະ஌ͷJNQPSU
    zRVPUFz
    Λݕग़͠ɺ࠷৽൛Λμ΢ϯϩʔυ͢Δ
14. WHP
    CVJME $ vgo build vgo: resolving import "rsc.io/quote" vgo: finding rsc.io/quote (latest) vgo: adding rsc.io/quote v1.5.2 vgo: finding rsc.io/quote v1.5.2 vgo: finding rsc.io/sampler v1.3.0 vgo: finding golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c vgo: downloading rsc.io/quote v1.5.2 vgo: downloading rsc.io/sampler v1.3.0 vgo: downloading golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c ͞Βʹ
    lRVPUFz
    ͕ґଘ͢ΔύοέʔδΛμ΢ϯϩʔυ͢Δ
15. HPNPE module "github.com/you/hello" require ( "rsc.io/quote" v1.5.2 ) ґଘؔ܎͸HPNPEϑΝΠϧͰ؅ཧ͞ΕΔ
16. HPNPE module "github.com/you/hello" require ( "rsc.io/quote" v1.5.2 ) ࣗ෼ͷJNQPSU
    QBUIͷએݴ
17. HPNPE module "github.com/you/hello" require ( "rsc.io/quote" v1.5.2 ) ௚઀ґଘͷύοέʔδΛηϚϯςΟοΫόʔδϣχϯάͰ؅ཧ
18. #2ɹWFOEPSσΟϨΫτϦ͕ෆཁʹͳΔ
19. WFOEPSσΟϨΫτϦ͕ෆཁʹͳΔ ✱ WHP͸WFOEPSσ ΟϨΫτϦΛ࡞੒͠ͳ͍
    ✱ ͦͷͨΊɺWFOEPSJOHͷͨΊʹ(01"5)ͷதͰ࡞ۀ͢Δඞཁ͕ͳ͍
20. WFOEPSσΟϨΫτϦ͕ෆཁʹͳΔ $GOPATH/src/v/ !"" rsc.io #"" quote@v1.5.2 #"" sampler@v1.3.0 !"" sampler@v1.99.99 WHP
    CVJMEͰऔಘͨ͠ύοέʔδ͸(01"5)TSDWʹอଘ͞ΕΔ
21. WFOEPSσΟϨΫτϦ͕ෆཁʹͳΔ $GOPATH/src/v/ !"" rsc.io #"" quote@v1.5.2 #"" sampler@v1.3.0 !"" sampler@v1.99.99 ಉ໊ͷύοέʔδ͸όʔδϣϯผʹอଘ͞ΕɺHPNPE͔Βࢀর͢Δ
22. #3ɹഁյతͳมߋΛՃ͑Δࡍ͸JNQPSU
    QBUIΛม͑Δ

    
    
    
    
    
    
    
    
    *NQPSU
    $PNQBUJCJMJUZ
    3VMF
23. *NQPSU
    $PNQBUJCJMJUZ
    3VMF ✱ WHPͰѻ͏ύοέʔδ͸ɺޙํޓ׵Λ࣋ͭ͜ͱ͕ٛ຿Խ͞ΕΔ
    ✱ Ͳ͏ͯ͠΋ഁյతͳมߋ͕ඞཁͳ৔߹͸ɺ
 JNQPSU
    QBUIΛม͑Δ͜ͱͰผύοέʔδѻ͍ʹ͢Δ
24. *NQPSU
    $PNQBUJCJMJUZ
    3VMF HJUIVCDPNUBOLTV[VLJQLH HJUIVCDPNUBOLTV[VLJQLHW ผύοέʔδʹݟ͑ΔͷͰɺW͔ΒW΁ͷॱ࣍Ҡߦ͕ՄೳʹͳΔ $BTF ੜύε HPQLHJOUBOLTV[VLJQLHW HPQLHJOUBOLTV[VLJQLHW $BTF HPQLHJO࢖༻
25. #4ɹՄೳͳݶΓݹ͍όʔδϣϯ͕બ୒͞ΕΔ

    
    
    
    
    
    
    
    
    .JOJNBM
    7FSTJPO
    4FMFDUJPO
26. .JOJNBM
    7FSTJPO
    4FMFDUJPO EFQ͸ʮՄೳͳݶΓ࠷৽ͷόʔδϣϯʯΛબ୒͢Δ
27. .JOJNBM
    7FSTJPO
    4FMFDUJPO #͸%Λظ଴͠ɺ$͸%Λظ଴͢Δ " # $ % % %
28. .JOJNBM
    7FSTJPO
    4FMFDUJPO ʮՄೳͳݶΓ࠷৽ʯͰ͋Δ%͕બ୒͞ΕΔ " # $ % % %
29. .JOJNBM
    7FSTJPO
    4FMFDUJPO ʮՄೳͳݶΓ࠷৽ʯ͸ৗʹҠΓมΘΔˠϏϧυ࠶ݱੑʹ໰୊͕ग़ΔՄೳੑ " # $ % % % %
30. .JOJNBM
    7FSTJPO
    4FMFDUJPO WHP͸ʮՄೳͳݶΓݹ͍όʔδϣϯʯΛબ୒͢Δ
31. .JOJNBM
    7FSTJPO
    4FMFDUJPO #͸%Λظ଴͠ɺ$͸%Λظ଴͢Δ " # $ % % %
32. .JOJNBM
    7FSTJPO
    4FMFDUJPO ʮՄೳͳݶΓҰ൪ݹ͍όʔδϣϯʯͰ͋Δ%͕બ୒͞ΕΔ " # $ % % %
33. .JOJNBM
    7FSTJPO
    4FMFDUJPO ΑΓݹ͍όʔδϣϯ͸ϦϦʔε͞Εͳ͍ͷͰɺϏϧυ΋҆ఆ͢Δ " # $ % % % %
34. .JOJNBM
    7FSTJPO
    4FMFDUJPO ͨͩ͠ɺ৽όʔδϣϯͷॏཁͳมߋ͕ɺ"ʹࣗಈͰద༻͞Εͳ͍໰୊͕͋Δ " # $ % % % %
35. .JOJNBM
    7FSTJPO
    4FMFDUJPO ղܾํ๏
    $ͷ։ൃऀ͕HPNPEΛ%ʹ޲͚Δ " # $ % % % %
36. .JOJNBM
    7FSTJPO
    4FMFDUJPO ղܾํ๏
    ࣗ෼Ͱ$ΛGPSLͯ͠ɺHPNPEΛ%ʹ޲͚Δ " # $ % % % % $ GPSLFE
37. WHPʹΑͬͯมΘΔ͜ͱ #1ɹґଘؔ܎ͷղܾ͸Ϗϧυ࣌ʹߦ͏
    #2ɹWFOEPSσΟϨΫτϦ͕ෆཁʹͳΔ
    #3ɹഁյతͳมߋΛՃ͑Δࡍ͸JNQPSU
    QBUIΛม͑Δ
    #4ɹՄೳͳݶΓݹ͍όʔδϣϯ͕બ୒͞ΕΔ
38. ·ͱΊ ✱ WFOEPSσΟϨΫτϦഇࢭʹΑΓɺ(01"5)͔Βղ์͞ΕΔ
    ✱ *NQPSU
    $PNQBUJCJMJUZ
    3VMFʹΑΓɺόʔδϣϯͷॱ࣍Ҡߦ͕ՄೳʹͳΔ
    ✱ .JOJNBM
    7FSTJPO
    4FMFDUJPOʹΑΓɺϏϧυͷ҆ఆੑ͕ߴ·Δ
39. ͝ਗ਼ௌ͋Γ͕ͱ͏͍͟͝·ͨ͠