rust/tests/ui/lint/rfc-2383-lint-reason/expect_multiple_lints.rs

57 lines
1.8 KiB
Rust

//@ check-pass
#![warn(unused)]
// The warnings are not double triggers, they identify different unfulfilled lint
// expectations one for each listed lint.
#[expect(unused_variables, unused_mut, while_true)]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
//~| NOTE `#[warn(unfulfilled_lint_expectations)]` on by default
//~| WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
fn check_multiple_lints_1() {
// This only trigger `unused_variables`
let who_am_i = 666;
}
#[expect(unused_variables, unused_mut, while_true)]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
//~| WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
fn check_multiple_lints_2() {
// This only triggers `unused_mut`
let mut x = 0;
println!("I use x: {}", x);
}
#[expect(unused_variables, unused_mut, while_true)]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
//~| WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
fn check_multiple_lints_3() {
// This only triggers `while_true` which is also an early lint
while true {}
}
#[expect(unused, while_true)]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
fn check_multiple_lints_with_lint_group_1() {
let who_am_i = 666;
let mut x = 0;
println!("I use x: {}", x);
}
#[expect(unused, while_true)]
//~^ WARNING this lint expectation is unfulfilled [unfulfilled_lint_expectations]
fn check_multiple_lints_with_lint_group_2() {
while true {}
}
fn main() {
check_multiple_lints_1();
check_multiple_lints_2();
check_multiple_lints_3();
check_multiple_lints_with_lint_group_1();
check_multiple_lints_with_lint_group_2();
}