Fix clippy warnings

src/data/mod.rs

@@ -48,7 +48,7 @@ impl FromRequest for Claims {
 
     fn from_request(req: &HttpRequest, _payload: &mut dev::Payload) -> Self::Future {
         let claims = match req.headers().get(header::AUTHORIZATION) {
-            Some(header) => Claims::from_str(header.to_str().unwrap_or_else(|_| "")),
+            Some(header) => Claims::from_str(header.to_str().unwrap_or("")),
             None => Err(jsonwebtoken::errors::Error::from(
                 jsonwebtoken::errors::ErrorKind::InvalidToken,
             )),

src/files.rs

@@ -27,7 +27,7 @@ fn is_image_or_video(path: &Path) -> bool {
         .extension()
         .unwrap_or_else(|| OsStr::new(""))
         .to_str()
-        .unwrap_or_else(|| "")
+        .unwrap_or("")
         .to_lowercase();
 
     extension == "png"