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warning: unnecessary parentheses around `return` value
--> $DIR/path-lookahead.rs:16:10
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16 | return (<T as ToString>::to_string(&arg)); //~WARN unnecessary parentheses around `return` value
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: #[warn(unused_parens)] on by default
warning: function is never used: `with_parens`
--> $DIR/path-lookahead.rs:15:1
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15 | / fn with_parens<T: ToString>(arg: T) -> String { //~WARN function is never used: `with_parens`
16 | | return (<T as ToString>::to_string(&arg)); //~WARN unnecessary parentheses around `return` value
17 | | }
| |_^
|
= note: #[warn(dead_code)] on by default
warning: function is never used: `no_parens`
--> $DIR/path-lookahead.rs:19:1
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19 | / fn no_parens<T: ToString>(arg: T) -> String { //~WARN function is never used: `no_parens`
20 | | return <T as ToString>::to_string(&arg);
21 | | }
| |_^
|
