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use old_io::{IoError, IoResult, InvalidInput};
use ops::FnMut;
use option::Option::None;
use result::Result::{Ok, Err};
use self::ip::{SocketAddr, ToSocketAddr};
pub use self::addrinfo::get_host_addresses;
pub mod addrinfo;
pub mod tcp;
pub mod udp;
pub mod ip;
pub mod pipe;
fn with_addresses<A, T, F>(addr: A, mut action: F) -> IoResult<T> where
A: ToSocketAddr,
F: FnMut(SocketAddr) -> IoResult<T>,
{
const DEFAULT_ERROR: IoError = IoError {
kind: InvalidInput,
desc: "no addresses found for hostname",
detail: None
};
let addresses = try!(addr.to_socket_addr_all());
let mut err = DEFAULT_ERROR;
for addr in addresses {
match action(addr) {
Ok(r) => return Ok(r),
Err(e) => err = e
}
}
Err(err)
}