C++ implementation of Go channel.
auto const chan = make_chan<int>(); // Channel with 0 size buffer.
auto const sender = std::jthread([&](){
chan->send(42);
});
int v;
chan->recv(v);/* Golang equivalent. */
c := make(chan int)
go func(){ c <- 42 }()
answer := <- cauto const chan1 = make_chan<int>();
auto const chan2 = make_chan<int>();
auto const sender = std::jthread([&](){
chan2->send(42);
});
select(
recv(*chan1, [](bool ok, int v){
std::cout << "chan1 received " << v << std::endl;
}),
recv(*chan2, [](bool ok, int v){
std::cout << "chan2 received " << v << std::endl;
}),
);
// This blocks forever because the receive from `chan1` is effectively cancelled.
chan1->send(36);/* Golang equivalent. */
c1 := make(chan int)
c2 := make(chan int)
go func(){ c2 <- 42 }()
select {
case v := <- c1: fmt.Println("c1 received", v)
case v := <- c2: fmt.Println("c2 received", v)
}
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