a rust moment

src/config/parse.rs

@@ -9,17 +9,18 @@ use sexp::{
     Atom,
 };
 
-fn get_atom_string<'a, T>(maybe_atom: T) -> Result<&'a String, Error>
+fn get_atom_string<'a>(maybe_atom: &'a Sexp) -> Result<&'a String, Error>
-where T: AsRef<Sexp> + 'a
 {
-    match maybe_atom.as_ref() {
+    match &maybe_atom {
         Sexp::Atom(Atom::S(string)) => Ok(string),
         _ => Err(Error::InvalidSexp),
     }
 }
 
 fn new_job(to: &mut Config, cdr: &[Sexp]) -> Result<(), Error> {
-    to.job_dirs.push(PathBuf::from(get_atom_string(&cdr[0])?));
+    let what = &cdr[0];
+    let what = get_atom_string(what)?;
+    to.job_dirs.push(PathBuf::from(what));
     
     Ok(())
 }