Removed some unused code

src/meta.rs

@@ -275,9 +275,6 @@ pub mod metadata {
 
 #[cfg(test)]
 mod tests {
-
-    // use super::*;
-
     mod get {
         use super::super::metadata::get_meta;
         use crate::test_util::util;

src/properties.rs

@@ -1,10 +1,5 @@
 use lofty::file::AudioFile;
 
-#[derive(Debug, Default, Clone)]
-pub struct Duration {
-    pub val: i32,
-}
-
 pub fn get_duration(song_path: &String) -> Result<std::time::Duration, std::io::Error> {
     match std::fs::File::open(song_path) {
         Ok(mut content) => {

src/types.rs

@@ -32,11 +32,6 @@ impl MetadataType {
     }
 }
 
-#[derive(Debug)]
-pub enum Properties {
-    Duration,
-}
-
 pub fn all_metadata_types() -> Vec<Type> {
     vec![
         Type::Album,