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// compile-flags: --force-warn while_true
// compile-flags: --force-warn unused_variables
// compile-flags: --force-warn unused_mut
// check-pass
#![feature(lint_reasons)]
fn expect_early_pass_lint(terminate: bool) {
#[expect(while_true)]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
//~| NOTE `#[warn(unfulfilled_lint_expectations)]` on by default
while !terminate {
println!("Do you know what a spin lock is?")
}
}
#[expect(unused_variables, reason="<this should fail and display this reason>")]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
//~| NOTE <this should fail and display this reason>
fn check_specific_lint() {
let _x = 2;
}
#[expect(unused)]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
fn check_multiple_lints_with_lint_group() {
let fox_name = "Sir Nibbles";
let what_does_the_fox_say = "*ding* *deng* *dung*";
println!("The fox says: {what_does_the_fox_say}");
println!("~ {fox_name}")
}
#[expect(unused)]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
fn check_overridden_expectation_lint_level() {
#[allow(unused_variables)]
let this_should_not_fulfill_the_expectation = "maybe";
//~^ WARNING unused variable: `this_should_not_fulfill_the_expectation` [unused_variables]
//~| NOTE requested on the command line with `--force-warn unused-variables`
//~| HELP if this is intentional, prefix it with an underscore
}
fn main() {
check_multiple_lints_with_lint_group();
check_overridden_expectation_lint_level();
}
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