rust/tests/ui/allow_attributes_without_reason.rs
2024-06-25 17:50:48 +02:00

56 lines
1.1 KiB
Rust

//@aux-build:proc_macros.rs
#![deny(clippy::allow_attributes_without_reason)]
#![allow(unfulfilled_lint_expectations, clippy::duplicated_attributes)]
extern crate proc_macros;
use proc_macros::{external, with_span};
// These should trigger the lint
#[allow(dead_code)]
#[allow(dead_code, deprecated)]
#[expect(dead_code)]
// These should be fine
#[allow(dead_code, reason = "This should be allowed")]
#[warn(dyn_drop, reason = "Warnings can also have reasons")]
#[warn(deref_nullptr)]
#[deny(deref_nullptr)]
#[forbid(deref_nullptr)]
fn main() {
external! {
#[allow(dead_code)]
fn a() {}
}
with_span! {
span
#[allow(dead_code)]
fn b() {}
}
}
// Make sure this is not triggered on `?` desugaring
pub fn trigger_fp_option() -> Option<()> {
Some(())?;
None?;
Some(())
}
pub fn trigger_fp_result() -> Result<(), &'static str> {
Ok(())?;
Err("asdf")?;
Ok(())
}
#[clippy::msrv = "1.81"]
fn msrv_1_81() {
#[allow(unused)]
let _ = 1;
}
#[clippy::msrv = "1.80"]
fn msrv_1_80() {
#[allow(unused)]
let _ = 1;
}