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|
// Notice how counter can only be modified as read as [c]
counter : `shared 0
inc_dec :([amount]
header : `const `format "WHITE#Counter:# "
body : ^ counter {[c]
c +: amount
? {
amount = 1 { "#GREEN#%#" `format c }
amount = -1 { "#RED#%#" `format c }
{ "INVALID" }
}
}
`log ,(header; body; "\n")
)
inc : inc_dec `bind 1
dec : inc_dec `bind -1
actions : `const 1_000
batch : `const 100
runner : ([fn]
total : actions
@ total {
`log "#BOLD#WHITE#Batch: #CYAN#% #MAGENTA#%#\n" `format (fn; total)
v : Vector[`async_type fn] $ ()
@ 1 .. batch { v `push `async fn }
@ v {[x] `await x }
total -: batch
}
)
i : runner `async inc
d : runner `async dec
`use "time" [Seconds]
`use "sys" [sleep]
sleep `sync Seconds $ 1
`await (d; i)
`log ^ counter {[c]
? !c {
`format "#BOLD#GREEN#VALID#\n"
} {
`format "#BOLD#RED#INVALID#\n"
}
}
|
