Improvements to util module

src/util.rs

@@ -1,8 +1,6 @@
-pub fn path_buf_to_string(path: &std::path::PathBuf) -> String {
+pub fn path_buf_to_string(path: &std::path::Path) -> String {
-    let s_path = match path.to_str() {
+    match path.to_str() {
         Some(val) => String::from(val),
         None => String::new(),
-    };
+    }
-
-    s_path
 }