borrowing_exerci
bash
cargo install borrowing_exerci
borrowing_exerci
bash
bw -h
kw_let.rs
with borrowing error in the folder examples
```bash
bw --file kw_let --mode err | bat -l rs
bw -f kwlet | bat -l rs
- run a rust file `kw_let.rs` without error in the folder `examples`
bash
bw --file kwlet --mode ok | bat -l rs
bw -f kw_let --mode ok | bat -l rs ```