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