error[E0261]: use of undeclared lifetime name `'d` | |
--> $DIR/issue-109299.rs:6:12 | |
| | |
LL | impl Lexer<'d> { | |
| - ^^ undeclared lifetime | |
| | | |
| help: consider introducing lifetime `'d` here: `<'d>` | |
error: aborting due to 1 previous error | |
For more information about this error, try `rustc --explain E0261`. |