Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Speaker Deck
PRO
Sign in
Sign up
for free
Pipeline Operator
OKUNOKENTARO
October 09, 2019
Programming
0
170
Pipeline Operator
2019年10月9日、tc39_studyにて発表した資料です。
OKUNOKENTARO
October 09, 2019
Tweet
Share
More Decks by OKUNOKENTARO
See All by OKUNOKENTARO
okunokentaro
2
780
okunokentaro
7
2.5k
okunokentaro
1
2.8k
okunokentaro
19
6k
okunokentaro
0
940
okunokentaro
7
1.7k
okunokentaro
3
1.3k
okunokentaro
0
300
okunokentaro
0
470
Other Decks in Programming
See All in Programming
korosuke613
2
260
keeeeen
0
110
xrdnk
0
200
tkmnzm
0
140
coa00
2
160
alperhankendi
1
150
christianweyer
PRO
0
300
manfredsteyer
PRO
0
160
rince
3
250
sansuke05
1
140
borkdude
2
220
manfredsteyer
PRO
0
120
Featured
See All Featured
andyhume
63
3.7k
thoeni
3
610
lara
15
2.7k
malarkey
193
8.6k
jeffersonlam
329
15k
jponch
103
5.1k
chriscoyier
683
180k
keithpitt
401
20k
reverentgeek
167
7.3k
garrettdimon
288
110k
dougneiner
118
7.9k
pedronauck
652
110k
Transcript
1JQFMJOF0QFSBUPS 0DU UD@TUVEZ !PLVOPLFOUBSP
֓ཁ w IUUQTHJUIVCDPNUDQSPQPTBMQJQFMJOFPQFSBUPS w IUUQTEFWFMPQFSNP[JMMBPSHKBEPDT8FC+BWB4DSJQU 3FGFSFODF0QFSBUPST1JQFMJOF@PQFSBUPS w 4UBHF ʢ݄Α Γʣ
w ݄Ҏ߱5$ͷٞࣄʹग़ͯͣ͜
ԿΛ͢Δͷ͔ w c(b(a(x)))ͷTVHBS w x |> a |> b |>
cͱॻ͚ΔΑ ͏ʹͳΔ w |>͕1JQFMJOF0QFSBUPS
ͳͥٻΊΒΕΔͷ͔ w ࣜͷཧతͳߏԽΛॿ͚Δ w ࠨ͔ΒӈಡΜͰ͍͚Δ w ෳࡶͳҾωε τಡΈʹ͘ ͘ σʔλϑϩʔΛղऍ͠ʹ͍͘
w ݱࡏ͜ͷΑ ͏ʹಡΊΔίʔ υΛॻ͘ʹɺ υο τͰͷϝ ιο υνΣʔϯ͕ඞཁ w ͳͥؔͰ͜Ε͕Ͱ͖ͳ͍ͷ͔ ʁ
্͔ΒԼʹಡΊΔɺ Πϯσϯ τἧ͏
ݴޠతલྫ w ' 0$BNM &MJYJS &MN +VMJB )BDLͳͲͰ࠾༻ w 5$1SPQPTBMͰಛʹ'ͷલྫߏจΛϕʔεʹ༷ఏҊ͞Ε͍ͯΔ
Ҿ͕ͭҎ্ͷ߹ ʁ w ΓΛɺ ࣍ͷؔͷҾͷͲͷҐஔʹ͖͔͢Ͱٞ͞Ε͍ͯΔ w ͱ'ϕʔε͕ͩͬͨ +BWB4DSJQUBXBJUͱͷ߹ੑʹ͋ΓͰΞϨϯδ͕͞Ε͍ͯΔ w ΞϨϯδͷൊ͕େ͖
ͭ͋͘Γ 1SPQPTBM 1SPQPTBMͱݺΕΔ
1SPQPTBM 'ߏจΛϕʔεʹBXBJU͑ΔΑ ͏ ΞϨϯδ
1SPQPTBM ˌه߸ͰҾͷΔҐஔΛࢦఆ͢Δ͜ͱΛඞਢͱͨ͠)BDLߏจελΠϧ
1BSUJBM"QQMJDBUJPO 1BSUJBM"QQMJDBUJPO 4UBHF ͱͷΈ߹Θͤݕ౼ ʢ͜Ε1JQFMJOF0QFSBUPS1SPQPTBMʣ
ࠓ͙͍͍ͨ͢߹ w npm install -D @babel/plugin-proposal-pipeline- operator w 'JSFGPYҎ߱ͳΒ--enable-pipeline-operatorϑϥά͖Ͱ ར༻Մೳ
ॴײ w 1SPQPTBM ʹஅͯ͠େมͦ͏ w Ն࣌Ͱɺ ߏจͷΈ͚ͩͰͳ͘ॲཧܥͷޮʹ౿ΈࠐΜͩ ٞΛͯ͠ΔͷͰΔؾ͋Γͦ͏ w 3Y+4ʹ׳ΕͯΔͱཉ͘͠ͳΔؾ͔࣋ͪΔ