Clojure 1.9 概要紹介

2017/09/25のLisp meetup #56の発表資料です。

Transcript

1. $MPKVSF
   
   ֓ཁ঺հ -JTQ
   NFFUVQ
   
   PO
   
   !BUIPT
2. ֓ཁ ‣ ͷϦϦʔε͕ؒۙ
    
   CFUB͕ઌिΑ͏΍͘ϦϦʔε
    DG
   ϦϦʔε
   ೥݄
   
   BMQIB
   ϦϦʔε
   ೥݄
    དྷ݄ͷ$POKʹ߹ΘͤͯϦϦʔεͷՄೳੑ΋
   ‣ pOBMϦϦʔεʹ޲͚ͯͷओཁͳมߋΛ͓͞Β͍
3. $MPKVSF
   ͷओཁͳมߋ ‣ DMPKVSFTQFD
   ‣ ໊લۭ͖ؒͭϚοϓ
   OBNFTQBDFE
   NBQT
   ‣ /B/*OG*OGͷ৽͍͠֎෦දݱ
4. DMPKVSFTQFD ‣ ड़ޠΛϕʔεʹͨ͠σʔλ࢓༷ͷهड़"1*
    ৄࡉ͸ʮDMPKVSFTQFDʯͰݕࡧ
   ‣ ҎԼͷ༻్ʹ࢖͑Δ
    υΩϡϝϯςʔγϣϯ
    όϦσʔγϣϯ
    ౷ҰతͳΤϥʔϨϙʔτ
    ϓϩύςΟϕʔεςετ
    4ࣜͷߏจղੳ
   ‣ ·ͩΞϧϑΝѻ͍
    TQFDBMQIBͱͯ͠$MPKVSFຊମͱ͸ಠཱʹ։ൃ͞Ε͍ͯ͘༧ఆ
5. $MPKVSF
   ͔Βͷߏ੒ ‣ $MPKVSF͕TQFDBMQIBͱDPSFTQFDTBMQIBʹґଘ͢Δߏ੒ʹ
   ‣ TQFDBMQIB
    TQFDͷػೳఆٛ
   ‣ DPSFTQFDTBMQIB
    $MPKVSFͷίΞϥΠϒϥϦͷεϖοΫఆٛ $MPKVSF TQFDBMQIB DPSFTQFDT
   BMQIB
6. DMKίϚϯυ ‣ ͜Ε·Ͱͷ$MPKVSF͸KBSͭΛμ΢ϯϩʔυͯ͘͠Ε͹࢖͑ ͕ͨɺ͔Β͸TQFDBMQIBͱDPSFTQFDBMQIBʹґଘ
   ‣ ґଘϥΠϒϥϦΛղܾͯ͠$MPKVSFΛ࢖͑Δঢ়ଶʹ͢Δख ஈͱͯ͠DMKίϚϯυ͕༻ҙ͞Εͨ
   ‣ “brew install clojure”
   Ͱ$MPKVSF͕࢖͑ΔΑ͏ʹ
    ଞͷύοέʔδϚωʔδϟʹ΋ਵ࣌௥Ճ͞ΕΔ༧ఆ
7. TQFDϕʔεͷϚΫϩߏจνΣοΫ ‣ ϚΫϩʹରͯ͠εϖοΫΛఆ͓ٛͯ͘͠ͱɺίϯύΠϥ͕ ࣗಈతʹߏจ͕εϖοΫʹ߹͍ͬͯΔ͔ΛνΣοΫ
   ‣ ౷Ұతͳํ๏ͰΤϥʔΛฦͯ͘͠ΕΔ
8. ʲએ఻ʳ1JOQPJOUFS ‣ ੿࡞ͷεϖοΫΤϥʔϨϙʔλ1JOQPJOUFSͰ͸ɺεϖοΫ ΤϥʔΛ෼͔Γ΍͘͢දࣔͯ͘͠ΕΔʂ ϋΠϥΠτ͖ͭ
9. EPDͷTQFDαϙʔτ
10. ड़ޠؔ਺ͷ֦ॆ ‣ boolean? ‣ int? pos-int? neg-int? nat-int? ‣ double? bigdec? ‣ ident? simple-ident? qualified-ident? ‣ simple-symbol? qualified-symbol? ‣ simple-keyword? qualified-keyword? ‣ bytes? ‣ indexed? ‣ uuid? uri? ‣ seqable? ‣ any?
11. ໊લۭ͖ؒͭϚοϓ ‣ TQFD͸໊લۭ͖ؒͭͷΩʔϫʔυΛଟ༻
     ϚοϓͷΩʔͱͯ͠࢖͏ࡍʹɺҰҙͷҙຯΛ࣋ͨͤΔͨΊ
    ‣ ͢΂ͯͷΩʔ͕ಉ໊͡લۭؒͰम০͞Ε͍ͯΔ৔߹ͷলུه๏ #:foo{:a 1, :b 2} (require ‘[foo.core :as foo]) #::foo{:a 1, :b 2} #::{:a 1, :b 2} {:foo/a 1, :foo/b 2} {:foo.core/a 1, :foo.core/b 2} {:user/a 1, :user/b 2}
12. ໊લۭ͖ؒͭϚοϓͷ෼഑ଋറ ‣ Ϛοϓͷ෼഑ଋറͰ΋໊લۭ͖ؒͭͷΩʔϫʔυΛѻ͍΍ ͍͢Α͏ʹ
13. /B/*OG*OGͷ৽͍͠֎෦දݱ ‣ ৽ͨʹ
    ##
    ͱ͍͏ϦʔμʔϚΫϩ͕௥Ճ͞Εͨ
     /B/
    
    
    
    
    
    ##NaN  *OpOJUZ
    
    
    ##Inf
     *OpOJUZ
    ##-Inf ‣ ೥ʹఏҊ͞Εɺ೥ӽ͠ͰΑ͏΍͘࠾୒
14. ͦͷଞͷมߋ ‣ *reader-resolver*ͰγϯϘϧ΍Ωʔϫʔυͷղܾͷ ࢓ํ͕QMVHHBCMFʹ
    ‣ Instϓϩτίϧͷ௥Ճ
    ‣ swap-vals!
    reset-vals!
    ‣ halt-whenτϥϯεσϡʔα
15. ·ͱΊ ‣ $MPKVSF
    ϦϦʔε͕ؒۙ
    ‣ ͸DMPKVSFTQFDΛத৺ͱͨ͠มߋ͕੝Γࠐ·Εͨ
    ‣ TQFDࣗମ͸·ͩΞϧϑΝѻ͍ͷ·· ͳͷͰɺ࢓༷มߋ΋ ͋Γ͏Δ ͕ͩɺ͕Ұ୴ϦϦʔε͞ΕΕ͹ϓϩμΫτ౳ Ͱຊ֨తʹ࢖ΘΕ࢝ΊΔ͜ͱ͕༧૝͞ΕΔ
16. ࢀߟจݙ ‣ DIBOHFTNE
     IUUQTHJUIVCDPNDMPKVSFDMPKVSFCMPCNBTUFSDIBOHFTNEDIBOHFTUPDMPKVSFJOWFSTJPO
    ‣ "CPVU
    TQFD
     IUUQTDMPKVSFPSHBCPVUTQFD
    ‣ 3FBEQSJOU
    SPVOEUSJQ
    GPS
    *OpOJUZ
    BOE
    /B/
     IUUQTEFWDMPKVSFPSHKJSBCSPXTF$-+