error: this file contains an unclosed delimiter --> $DIR/deli-ident-issue-1.rs:22:66 | LL | impl dyn Demo { | - unclosed delimiter ... LL | && let Some(c) = num { | - this delimiter might not be properly closed... ... LL | } | - ...as it matches this but it has different indentation ... LL | fn main() { } | ^ error: aborting due to 1 previous error