rust/tests/ui/lint/reasons.rs
2024-02-16 20:02:50 +00:00

36 lines
1.2 KiB
Rust

//@ check-pass
#![feature(lint_reasons)]
#![warn(elided_lifetimes_in_paths,
//~^ NOTE the lint level is defined here
reason = "explicit anonymous lifetimes aid reasoning about ownership")]
#![warn(
nonstandard_style,
//~^ NOTE the lint level is defined here
reason = r#"people shouldn't have to change their usual style habits
to contribute to our project"#
)]
#![allow(unused, reason = "unused code has never killed anypony")]
use std::fmt;
pub struct CheaterDetectionMechanism {}
impl fmt::Debug for CheaterDetectionMechanism {
fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
//~^ WARN hidden lifetime parameters in types are deprecated
//~| NOTE expected lifetime parameter
//~| NOTE explicit anonymous lifetimes aid
//~| HELP indicate the anonymous lifetime
fmt.debug_struct("CheaterDetectionMechanism").finish()
}
}
fn main() {
let Social_exchange_psychology = CheaterDetectionMechanism {};
//~^ WARN should have a snake case name
//~| NOTE #[warn(non_snake_case)]` implied by `#[warn(nonstandard_style)]
//~| NOTE people shouldn't have to change their usual style habits
//~| HELP convert the identifier to snake case
}