Upgrade to Pro — share decks privately, control downloads, hide ads and more …

UFO演算子について

Avatar for Hirofumi Wakasugi Hirofumi Wakasugi
September 11, 2016
Programming
0
350

 UFO演算子について

RubyKaigi 2016 After Party (2016-09-10)
Avatar for Hirofumi Wakasugi

Hirofumi Wakasugi

September 11, 2016
Tweet

More Decks by Hirofumi Wakasugi

See All by Hirofumi Wakasugi
Racc Introduction
Avatar for Hirofumi Wakasugi 5t111111
1
460
Keep Calm and Enjoy Gachima
Avatar for Hirofumi Wakasugi 5t111111
3
370
Swift Functional Programming
Avatar for Hirofumi Wakasugi 5t111111
0
290
Middleman on Production
Avatar for Hirofumi Wakasugi 5t111111
0
180
名古屋Ruby会議03 高速一言感想
Avatar for Hirofumi Wakasugi 5t111111
3
1.1k
ドキュメント翻訳懺悔のLT ~進捗ダメです~
Avatar for Hirofumi Wakasugi 5t111111
1
660
Rubyと戯れるOSS DTM
Avatar for Hirofumi Wakasugi 5t111111
4
780
Rubyの拡張をCrystalで書いてみる
Avatar for Hirofumi Wakasugi 5t111111
0
130
YARV INTRODUCTION
Avatar for Hirofumi Wakasugi 5t111111
0
110

Other Decks in Programming

See All in Programming
Composerが「依存解決」のためにどんな工夫をしているか #phpcon
Avatar for hideki kinjyo o0h
PRO
1
250
スタートアップの急成長を支えるプラットフォームエンジニアリングと組織戦略
Avatar for Yusuke Suto sutochin26
0
320
生成AIコーディングとの向き合い方、AIと共創するという考え方 / How to deal with generative AI coding and the concept of co-creating with AI
Avatar for shiro seike seike460
PRO
1
350
dbt民主化とLLMによる開発ブースト ~ AI Readyな分析サイクルを目指して ~
Avatar for yosh_yumyum yoshyum
2
260
datadog dash 2025 LLM observability for reliability and stability
Avatar for 株式会社IVRy（社員登壇資料） ivry_presentationmaterials
0
430
Systèmes distribués, pour le meilleur et pour le pire - BreizhCamp 2025 - Conférence
Avatar for Sébastien LECACHEUR slecache
0
120
deno-redisの紹介とJSRパッケージの運用について (toranoana.deno #21)
Avatar for uki00a uki00a
0
170
なんとなくわかった気になるブロックテーマ入門/contents.nagoya 2025 6.28
Avatar for Chiaki Okamoto chiilog
1
260
GraphRAGの仕組みまるわかり
Avatar for とすり tosuri13
8
520
Discover Metal 4
Avatar for rei rei315
2
110
ニーリーにおけるプロダクトエンジニア
Avatar for Nealle nealle
0
720
PicoRuby on Rails
Avatar for makicamel makicamel
2
120

Featured

See All Featured
Rebuilding a faster, lazier Slack
Avatar for samanthasiow samanthasiow
82
9.1k
Side Projects
Avatar for Sacha Greif sachag
455
42k
The Psychology of Web Performance [Beyond Tellerrand 2023]
Avatar for Tammy Everts tammyeverts
48
2.9k
JavaScript: Past, Present, and Future - NDC Porto 2020
Avatar for David Neal reverentgeek
48
5.4k
What’s in a name? Adding method to the madness
Avatar for Product Marketing Alliance productmarketing
PRO
23
3.5k
CoffeeScript is Beautiful & I Never Want to Write Plain JavaScript Again
Avatar for Sam Stephenson sstephenson
161
15k
The Cost Of JavaScript in 2023
Avatar for Addy Osmani addyosmani
51
8.5k
Balancing Empowerment & Direction
Avatar for Lara Hogan lara
1
390
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
Avatar for Michelle Schulp Hunt marktimemedia
31
2.4k
Responsive Adventures: Dirty Tricks From The Dark Corners of Front-End
Avatar for Vitaly Friedman smashingmag
252
21k
Facilitating Awesome Meetings
Avatar for Lara Hogan lara
54
6.4k
Let's Do A Bunch of Simple Stuff to Make Websites Faster
Avatar for Chris Coyier chriscoyier
507
140k

Transcript

  1. 6'0 ԋࢉࢠ ʹ͍ͭͯ (What's the Story) Spaceship Operator? Hirofumi Wakasugi

    (@5t111111)

  2. ϓϩάϥϚʔ Hirofumi Wakasugi (@5t111111)

  3. 4QBDFTIJQ0QFSBUPS  DMBTT4J[F.BUUFST JODMVEF$PNQBSBCMF EFGJOJUJBMJ[F TUS  !TUSTUS FOE 

    EFG PUIFS  TUSTJ[FPUIFSTUSTJ[F FOE FOE w #BTJDPQFSBUPSGPSDPNQBSJOHUIFSFDFJWFSBHBJOTUBOPUIFSPCKFDU w "MTPLOPXOBTl6'0PQFSBUPSz MFBTUJO+BQBO  w $MBTTFTNJYJOT$PNQBSBCMFNVTUJNQMFNFOU

  4. *NQMFNFOUBUJPOPG w1PTJUJWFOVNCFSJGTFMGJTHSFBUFSUIBOPUIFS w;FSPJGTFMGJTFRVBMUPPUIFS w/FHBUJWFOVNCFSJGTFMGJTMFTTUIBOPUIFS DMBTT'PP ǘ EFG PUIFS  SFUVSOJGTJ[FPUIFSTJ[F

    SFUVSOJGTJ[FPUIFSTJ[F SFUVSOJGTJ[FPUIFSTJ[F FOE FOE GPPGPPUSVFGBMTF *UTIPVMESFUVSO

  5. w :PVDBOXSJUFMJLFUIJTVTJOHJUTJNQMFNFOUBUJPO w -PPLTQSFUUZDPOWFOJFOU EPFTO`UJU "UJQGPSVTJOH DBTF GPPCBS  XIFO

    QVUTGPPJTFRVBMUPCBS XIFO QVUTGPPJTHSFBUFSUIBOCBS FMTF QVUTGPPJTMFTTUIBOCBS FOE

  6. w :PVDBOXSJUFMJLFUIJTVTJOHJUTJNQMFNFOUBUJPO w -PPLTQSFUUZDPOWFOJFOU EPFTO`UJU "UJQGPSVTJOH DBTF GPPCBS  XIFO

    QVUTGPPJTFRVBMUPCBS XIFO QVUTGPPJTHSFBUFSUIBOCBS FMTF QVUTGPPJTMFTTUIBOCBS FOE ʁʁ
 (SFBUFSJGQPTJUJWF  0SMFTTJGQPTUJWF  0SQPTJUJWFJGQPTJUJWF  85'

  7. 4P*BMXBZTEPUIFGPMMPXJOHTUFQTXIFO* XBOUUPVTFDPNQBSJTPOPQFSBUPSTXJUINZ DMBTTFT  *ODMVEFUIFNPEVMFJOBDMBTT  4UBSUXSJUJOHAEFG PUIFS FOEA 

    CFBOHVJTIFEUSZJOHUPSFNJOENFUPJGHSFBUFSMFTT NVTUSFUVSOQPTJUJWFOFHBUJWFOVNCFS  (PPHMJOHGPSBXIJMF  *UEPFTOPUXPSLʜ  6IPI*JODMVEF&OVNFSBCMFJOTUFBEPG$PNQBSBCMF

  8. 4P*UIJOL*NQMFNFOUBUJPOPG FYDFQUJPOBMMZMBDLTEFTDSJQUJWFQPXFS JO3VCZXPSME almost seems like magic numbers

  9. *USFNJOETNFPGTPNFUIJOHMJLF JOUDPNQBSF@JOU DPOTUWPJE B DPOTUWPJE C  \ SFUVSO JOU

    B JOU C ^ JOUNBJO  \ JOUEBUB<>\         ^ RTPSU EBUB  TJ[FPG JOU DPNQBSF@JOU  ^ w 0METDIPPM$JTIqBWPS w +BWB DPNQBSF5P /&5 $PNQBSF5P

  10. w *UXPVMECFFBTJFSUPLOPXUIFDPEFT`JOUFOTJPO *BNTVSFZPVDBOVTFJGʜFMTJGʜUIPVHI  *XJTI*DPVMEXSJUFMJLF DBTFGPPCBS XIFO&2 QVUTGPPJTFRVBMUPCBS XIFO(5 QVUTGPPJTHSFBUFSUIBOCBS

    FMTF QVUTGPPJTMFTTUIBOCBS FOE

  11. )BTLFMM DMBTT&RB0SEBXIFSF DPNQBSFBB0SEFSJOH EBUB0SEFSJOH-5]&2](5 ADPNQBSFA -5 0SE 0SEFSJOH DPNQBSFSFUVSOT0SEFSJOH 3VTU

    QVCFOVN0SEFSJOH\ -FTT  &RVBM  (SFBUFS  ^ 0SEFSJOH MFUSFTVMUDNQ   BTTFSU@FR 0SEFSJOH-FTT SFTVMU  MFUSFTVMUDNQ   BTTFSU@FR 0SEFSJOH&RVBM SFTVMU  DNQSFUVSOT0SEFSJOH

  12. w 3BOHFVTJOH*/'*/*5:XPVMEXPSLXJUIDBTFFYQSFTTJPO 8IBUJGZPVTJNQMZVTFDPOTUBOUT NPEVMF0SEFSJOH (5'MPBU*/'*/*5: -5'MPBU*/'*/*5: &2 FOE DBTFGPPCBS XIFO0SEFSJOH&2

    QVUTGPPJTFRVBMUPCBS XIFO0SEFSJOH(5 QVUTGPPJTHSFBUFSUIBOCBS XIFO0SEFSJOH-5 QVUTGPPJTMFTTUIBOCBS FOE

  13. w *UEPFTOPUXPSLCFDBVTFPGUIFJSUZQFT w .BZCFJUIBTTPNFPWFSIFBE 8IBUJGUIFTFDPOTUBOUTBSF BWBJMBCMFJOHMPCBMOBNFTQBDFʜ EFG PUIFS  JGTJ[FPUIFSTJ[F

    0SEFSJOH(5 FMTJGTJ[FPUIFSTJ[F 0SEFSJOH&2 FMTF 0SEFSJOH-5 FOE FOE

  14. *BNTVSFJNQMFNFOUBUJPOSFRVJSFNFOU PGMFUTZPVUPXSJUFMJLF EFG PUIFS  TJ[FPUIFSTJ[F FOE *MPWFUIJTBTJUJTDMFBOBOEDPODJTFFOPVHI BTMPOH BTZPVVOEFSTUBOEJUTSFRVJSFNFOUDPSSFDUMZ

  15. w*OBMNPTUBMMDBTFTUIFJNQMFNFOUBUJPOUIBU SFUVSOTOOJTFOPVHIBOEBMTPIBTBEWBOUBHF w.PSFEFTDSJQUJWFPQUJPOTXPVMECFWFSZXFMDPNF FTQFDJBMMZGPSOFXCJFT w*EPO`UIBWFBOZHPPEJEFBTZFU DPOTJEFSJOHJG TJOHMFUPOPCKFDUTMJLFOJMUSVFGBMTFXPSL $PODMVTJPO

  16. 5)"/,:06 w"MM3VCZ,BJHJTUB⒎TBOETQFBLFST w"MMSVCZJTUT*IBWFOFWFSFWFSNFU w XJUIFNQIBTJT %SFDPN3VCZ,BSBPLFXBTKVTU&1*$ ʜBOE!.BLF/PX+VTUGPSHJWJOHNFJOTQJSBUJPO IUUQT HJUIVCDPNDSZTUBMMBOHDSZTUBMQVMM *XPVMEBMTPMJLFUPTBZUIBOLZPVUP