diff options
Diffstat (limited to 'tests/ui/lint/unused/useless-comment.rs')
-rw-r--r-- | tests/ui/lint/unused/useless-comment.rs | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/tests/ui/lint/unused/useless-comment.rs b/tests/ui/lint/unused/useless-comment.rs new file mode 100644 index 000000000..7d2e5ab6f --- /dev/null +++ b/tests/ui/lint/unused/useless-comment.rs @@ -0,0 +1,45 @@ +#![feature(stmt_expr_attributes)] + +#![deny(unused_doc_comments)] + +macro_rules! mac { + () => {} +} + +/// foo //~ ERROR unused doc comment +mac!(); + +fn foo() { + /// a //~ ERROR unused doc comment + let x = 12; + + /// multi-line //~ unused doc comment + /// doc comment + /// that is unused + match x { + /// c //~ ERROR unused doc comment + 1 => {}, + _ => {} + } + + /// foo //~ ERROR unused doc comment + unsafe {} + + #[doc = "foo"] //~ ERROR unused doc comment + #[doc = "bar"] //~ ERROR unused doc comment + 3; + + /// bar //~ ERROR unused doc comment + mac!(); + + let x = /** comment */ 47; //~ ERROR unused doc comment + + /// dox //~ ERROR unused doc comment + { + + } +} + +fn main() { + foo(); +} |