error[E0308]: mismatched types | |
--> src/format.rs:51:6 | |
| | |
51 | ) -> Option<String> { | |
| -------------- expected `std::option::Option<std::string::String>` because of return type | |
52 | / for ann in annotations { | |
53 | | match (ann.range.0, ann.range.1) { | |
54 | | (None, None) => continue, | |
55 | | (Some(start), Some(end)) if start > end_index || end < start_index => continue, | |
... | | |
71 | | } | |
72 | | } | |
| |_____^ expected enum `std::option::Option`, found () | |
| |