clippy fix

Author: master-of-zen

av1an-core/src/util.rs

@@ -121,23 +121,17 @@ pub(crate) fn printable_base10_digits(x: usize) -> u32 {
 // pub fn read_in_dir(path: &Path) -> anyhow::Result<Vec<PathBuf>> {
 pub fn read_in_dir(path: &Path) -> anyhow::Result<impl Iterator<Item = PathBuf>> {
   let dir = std::fs::read_dir(path)?;
-  Ok(
-    dir
-      .into_iter()
-      .filter_map(Result::ok)
-      .filter_map(|d| {
-        if let Ok(file_type) = d.file_type() {
-          if file_type.is_file() {
-            Some(d.path())
-          } else {
-            None
-          }
-        } else {
-          None
-        }
-      })
-      .into_iter(),
-  )
+  Ok(dir.into_iter().filter_map(Result::ok).filter_map(|d| {
+    if let Ok(file_type) = d.file_type() {
+      if file_type.is_file() {
+        Some(d.path())
+      } else {
+        None
+      }
+    } else {
+      None
+    }
+  }))
 }
 
 #[cfg(test)]