Added string format to error message
Small change to avoid the only warning during compilation
@@ -65,7 +65,7 @@ fn prepare_style() -> Result<()> {
..Default::default()
};
match compile_file(&target, options) {
- Err(error) => panic!(error),
+ Err(error) => panic!("{}", error),
Ok(content) => {
// Copy the file into the css directory
target.pop();
