Doesn't handle library crates.

[meithecatte]

~/tmp$ cargo new testing --lib
     Created library `testing` package
~/tmp$ cd testing/
~/tmp/testing$ ls
Cargo.toml  src
~/tmp/testing$ vi src/lib.rs
~/tmp/testing$ cat src/lib.rs
/// Adds two numbrers.
fn add(a: i32, b: i32) -> i32 {
    a + b
}
~/tmp/testing$ cargo spellcheck
~/tmp/testing$ cargo spellcheck check
~/tmp/testing$ mv src/lib.rs src/main.rs
~/tmp/testing$ cargo spellcheck check
error: spellcheck(Hunspell)
  --> /home/kuba/tmp/testing/src/main.rs:1
   |
 1 |  Adds two numbrers.
   |           ^^^^^^^^
   | - numbers or number
   |
   |   Possible spelling mistake found.
   |

Error: Found 1 potential spelling mistakes

Triaging info

• Version: 0.2.2
• Did this used to work? No idea. This is the first time I'm trying to use this tool.

[drahnr]

Good catch, actually one of the unit tests was incorrect. Fixed!