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core: Give future_pipe the same definition as pipes::oneshot

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This commit is contained in:
Brian Anderson 2012-10-22 16:22:47 -07:00
parent 759e1c165f
commit 50f9925fab
1 changed files with 13 additions and 7 deletions
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20
src/libcore/future.rs
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@ -67,7 +67,7 @@ pub fn from_value<A>(val: A) -> Future<A> {
Future {state: Forced(~(move val))}
}
pub fn from_port<A:Send>(port: future_pipe::client::waiting<A>) ->
pub fn from_port<A:Send>(port: future_pipe::server::waiting<A>) ->
Future<A> {
/*!
* Create a future from a port
@ -107,9 +107,15 @@ pub fn spawn<A:Send>(blk: fn~() -> A) -> Future<A> {
* value of the future.
*/
from_port(pipes::spawn_service_recv(future_pipe::init, |move blk, ch| {
future_pipe::server::completed(move ch, blk());
}))
let (chan, port) = future_pipe::init();
let chan = ~mut Some(move chan);
do task::spawn |move blk, move chan| {
let chan = option::swap_unwrap(&mut *chan);
future_pipe::client::completed(move chan, blk());
}
return from_port(move port);
}
pub fn get_ref<A>(future: &r/Future<A>) -> &r/A {
@ -163,7 +169,7 @@ pub fn with<A,B>(future: &Future<A>, blk: fn((&A)) -> B) -> B {
}
proto! future_pipe (
waiting:recv<T:Send> {
waiting:send<T:Send> {
completed(T) -> !
}
)
@ -178,8 +184,8 @@ pub mod test {
#[test]
pub fn test_from_port() {
let (po, ch) = future_pipe::init();
future_pipe::server::completed(move ch, ~"whale");
let (ch, po) = future_pipe::init();
future_pipe::client::completed(move ch, ~"whale");
let f = from_port(move po);
assert get(&f) == ~"whale";
}