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Function std.concurrency.receiveOnly
Receives only messages with arguments of the specified types.
receiveOnlyRet!T receiveOnly(T...)();
Parameters
Name | Description |
---|---|
T | Variadic list of types to be received. |
Returns
The received message. If T
has more than one entry,
the message will be packed into a Tuple
.
Throws
MessageMismatch
if a message of types other than T
is received,
OwnerTerminated
when the sending thread was terminated.
Example
auto tid = spawn(
{
assert(receiveOnly!int == 42);
});
send(tid, 42);
Example
auto tid = spawn(
{
assert(receiveOnly!string == "text");
});
send(tid, "text");
Example
struct Record { string name; int age; }
auto tid = spawn(
{
auto msg = receiveOnly!(double, Record);
assert(msg[0] == 0.5);
assert(msg[1] .name == "Alice");
assert(msg[1] .age == 31);
});
send(tid, 0.5, Record("Alice", 31));
Authors
Sean Kelly, Alex Rønne Petersen, Martin Nowak
License
Copyright © 1999-2022 by the D Language Foundation | Page generated by ddox.