the great refactor

src/utils.rs

@@ -4,6 +4,8 @@ use std::{
     path::{Path, PathBuf},
 };
 
+use walkdir::WalkDir;
+
 pub fn path_to_lowercase(path: impl AsRef<Path>) -> PathBuf {
     PathBuf::from(path.as_ref().to_string_lossy().to_lowercase())
 }
@@ -40,3 +42,17 @@ pub fn resolve_case_insensitive(
 
     Ok(Some(current))
 }
+
+/// Use walkdir to walk all actual files in a dir
+/// Returns early id any error occurs
+pub fn walk_all_files(
+    path: impl AsRef<Path>,
+) -> Result<impl Iterator<Item = walkdir::DirEntry>, walkdir::Error> {
+    let a = WalkDir::new(path)
+        .into_iter()
+        .collect::<Result<Vec<_>, walkdir::Error>>()?
+        .into_iter()
+        .filter(|entry| entry.file_type().is_file());
+
+    Ok(a)
+}