warning: unnecessary parentheses around `return` value
--> $DIR/path-lookahead.rs:18:10
|
-18 | return (<T as ToString>::to_string(&arg)); //~WARN unnecessary parentheses around `return` value
+LL | return (<T as ToString>::to_string(&arg)); //~WARN unnecessary parentheses around `return` value
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
|
- = note: #[warn(unused_parens)] on by default
+note: lint level defined here
+ --> $DIR/path-lookahead.rs:13:9
+ |
+LL | #![warn(unused)]
+ | ^^^^^^
+ = note: #[warn(unused_parens)] implied by #[warn(unused)]
warning: function is never used: `with_parens`
--> $DIR/path-lookahead.rs:17:1
|
-17 | fn with_parens<T: ToString>(arg: T) -> String { //~WARN function is never used: `with_parens`
+LL | fn with_parens<T: ToString>(arg: T) -> String { //~WARN function is never used: `with_parens`
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
note: lint level defined here
--> $DIR/path-lookahead.rs:13:9
|
-13 | #![warn(unused)]
+LL | #![warn(unused)]
| ^^^^^^
= note: #[warn(dead_code)] implied by #[warn(unused)]
warning: function is never used: `no_parens`
--> $DIR/path-lookahead.rs:21:1
|
-21 | fn no_parens<T: ToString>(arg: T) -> String { //~WARN function is never used: `no_parens`
+LL | fn no_parens<T: ToString>(arg: T) -> String { //~WARN function is never used: `no_parens`
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^