#![warn(clippy::io_other_error)] use std::fmt; #[derive(Debug)] struct E; impl std::error::Error for E {} impl fmt::Display for E { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { f.write_str("E") } } macro_rules! o { {} => { std::io::ErrorKind::Other }; } macro_rules! e { { $kind:expr } => { std::io::Error::new($kind, E) }; } fn main() { let _err = std::io::Error::new(std::io::ErrorKind::Other, E); //~^ ERROR: this can be `std::io::Error::other(_)` let other = std::io::ErrorKind::Other; let _err = std::io::Error::new(other, E); //~^ ERROR: this can be `std::io::Error::other(_)` // not other let _err = std::io::Error::new(std::io::ErrorKind::TimedOut, E); // from expansion let _err = e!(other); let _err = std::io::Error::new(o!(), E); let _err = e!(o!()); paths::short(); under_msrv(); } mod paths { use std::io::{self, Error, ErrorKind}; pub fn short() { let _err = Error::new(ErrorKind::Other, super::E); //~^ ERROR: this can be `std::io::Error::other(_)` let _err = io::Error::new(io::ErrorKind::Other, super::E); //~^ ERROR: this can be `std::io::Error::other(_)` } } #[clippy::msrv = "1.73"] fn under_msrv() { let _err = std::io::Error::new(std::io::ErrorKind::Other, E); } pub fn issue14346(x: i32) -> std::io::Error { std::io::Error::new(std::io::ErrorKind::Other, format!("{x}")) //~^ ERROR: this can be `std::io::Error::other(_)` }