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Diffstat (limited to 'tests/ui/lint/reasons.rs')
-rw-r--r-- | tests/ui/lint/reasons.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tests/ui/lint/reasons.rs b/tests/ui/lint/reasons.rs new file mode 100644 index 000000000..da1c740c4 --- /dev/null +++ b/tests/ui/lint/reasons.rs @@ -0,0 +1,35 @@ +// 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 +} |