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docs: update concurrency docs and examples to use []thread{} (#8933)

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Miccah 2021-02-24 03:41:12 -06:00 • committed by GitHub
parent 9e06af8bf9
commit 66c85aa5cb
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3 changed files with 48 additions and 21 deletions
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15
examples/concurrency/concurrency.v
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@ -1,21 +1,18 @@
import sync
import time
// Simulate expensive computing using sleep function
fn expensive_computing(id int, duration int, mut wg sync.WaitGroup) {
fn expensive_computing(id int, duration int) {
println('Executing expensive computing task ($id)...')
time.wait(duration * time.millisecond)
println('Finish task $id on $duration ms')
wg.done()
}
fn main() {
mut wg := sync.new_waitgroup()
wg.add(3)
go expensive_computing(1, 100, mut wg)
go expensive_computing(2, 500, mut wg)
go expensive_computing(3, 1000, mut wg)
mut threads := []thread{}
threads << go expensive_computing(1, 100)
threads << go expensive_computing(2, 500)
threads << go expensive_computing(3, 1000)
// Join all tasks
wg.wait()
threads.wait()
println('All jobs finished!')
}