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CS3700-project3
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backtrace

This commit is contained in:
Milo Turner 2020-03-07 20:47:43 -05:00
parent fa477593fa
commit 28c779c843
1 changed files with 12 additions and 3 deletions
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15
hptp-recv/src/main.rs
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@ -1,3 +1,4 @@
#![feature(backtrace)]
extern crate hptp; extern crate hptp;
extern crate tokio; extern crate tokio;
#[macro_use] #[macro_use]
@ -9,8 +10,12 @@ use tokio::net::UdpSocket;
#[derive(Error, Debug)] #[derive(Error, Debug)]
enum Error { enum Error {
#[error("io error: {0}")] #[error("io error: {source}")]
Io(#[from] tokio::io::Error), Io {
#[from]
source: tokio::io::Error,
backtrace: std::backtrace::Backtrace,
},
#[error("no UDP port available for listening")] #[error("no UDP port available for listening")]
NoPortAvail, NoPortAvail,
} }
@ -23,7 +28,11 @@ fn entry() -> Result<(), Error> {
fn main() { fn main() {
if let Err(e) = entry() { if let Err(e) = entry() {
println!("ERROR: {}", e); use std::error::Error;
println!("Error: {}", e);
for bt in e.backtrace() {
println!("{}", bt);
}
} }
} }