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// check-pass
// ignore-tidy-linelength
#![feature(lint_reasons)]
#![warn(unused_mut)]
#![expect(unfulfilled_lint_expectations, reason = "idk why you would expect this")]
//~^ WARNING this lint expectation is unfulfilled
//~| NOTE `#[warn(unfulfilled_lint_expectations)]` on by default
//~| NOTE idk why you would expect this
//~| NOTE the `unfulfilled_lint_expectations` lint can't be expected and will always produce this message
#[expect(unfulfilled_lint_expectations, reason = "a local: idk why you would expect this")]
//~^ WARNING this lint expectation is unfulfilled
//~| NOTE a local: idk why you would expect this
//~| NOTE the `unfulfilled_lint_expectations` lint can't be expected and will always produce this message
pub fn normal_test_fn() {
#[expect(unused_mut, reason = "this expectation will create a diagnostic with the default lint level")]
//~^ WARNING this lint expectation is unfulfilled
//~| NOTE this expectation will create a diagnostic with the default lint level
let mut v = vec![1, 1, 2, 3, 5];
v.sort();
// Check that lint lists including `unfulfilled_lint_expectations` are also handled correctly
#[expect(unused, unfulfilled_lint_expectations, reason = "the expectation for `unused` should be fulfilled")]
//~^ WARNING this lint expectation is unfulfilled
//~| NOTE the expectation for `unused` should be fulfilled
//~| NOTE the `unfulfilled_lint_expectations` lint can't be expected and will always produce this message
let value = "I'm unused";
}
#[expect(warnings, reason = "this suppresses all warnings and also suppresses itself. No warning will be issued")]
pub fn expect_warnings() {
// This lint trigger will be suppressed
#[warn(unused_mut)]
let mut v = vec![1, 1, 2, 3, 5];
}
fn main() {}
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