From 0243fe74747a978ec4346fcc0f3f8cf98f8971b9 Mon Sep 17 00:00:00 2001
From: Philippe Llerena <philippe.llerena@gmail.com>
Date: Tue, 23 Sep 2025 11:22:47 +0200
Subject: [PATCH 1/2] refactor: simplify filter and regex extraction logic

---
 src/lib.rs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 3dbc753..02747f4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -135,7 +135,7 @@ pub fn recursive_dir(input_path: &str) -> Paths {
         WalkDir::new(input_path)
             .sort(true)
             .into_iter()
-            .filter_map(|entry| entry.ok().and_then(|e| Some(e.path())))
+            .filter_map(|entry| entry.ok().map(|e| e.path()))
             .collect::<Vec<PathBuf>>(),
     )
 }
@@ -149,7 +149,7 @@ fn extract_regex(x: &str) -> (String, String) {
         static ref RE_FLS: Regex = Regex::new(r"(?x)(.*)(\.|_)(?P<frames>\d{2,9})\.(\w{2,5})$")
             .expect("Can't compile regex");
     }
-    let result_caps: Option<Captures> = RE_FLS.captures(&x);
+    let result_caps: Option<Captures> = RE_FLS.captures(x);
     match result_caps {
         None => (x.to_string(), "None".to_string()),
         caps_wrap => {
@@ -187,14 +187,14 @@ fn extract_regex_simd(x: &str) -> (String, String) {
         start -= 1;
     }
     let digit_count = end - start;
-    if digit_count < 2 || digit_count > 9 {
+    if !(2..=9).contains(&digit_count) {
         return extract_regex(x);
     }
     if start < 2 || !(bytes[start - 1] == b'.' || bytes[start - 1] == b'_') {
         return extract_regex(x);
     }
     let ext_len = len - dot - 1;
-    if ext_len < 2 || ext_len > 5 {
+    if !(2..=5).contains(&ext_len) {
         return extract_regex(x);
     }
     let mut masked = x.to_string();
@@ -333,7 +333,7 @@ pub fn basic_listing(frames: Paths, multithreaded: bool) -> PathsPacked {
 
     let paths_packed_data = frames_list
         .iter()
-        .map(|s| PathBuf::from(s)) // Convert to PathBuf
+        .map(PathBuf::from) // Convert to PathBuf
         .collect::<Vec<PathBuf>>();
 
     PathsPacked::from(paths_packed_data)
@@ -384,7 +384,7 @@ pub fn extended_listing(root_path: String, frames: Paths, multithreaded: bool) -
             let to = value.first().unwrap();
             let from = String::from_utf8(vec![b'*'; to.len()]).unwrap();
             let new_path = &key.replace(&from, to);
-            out_frames.push_metadata(get_exr_metada(&root_path, &new_path));
+            out_frames.push_metadata(get_exr_metada(&root_path, new_path));
             out_frames.push_paths(format!("{}@{}", key, create_frame_string(value)).into());
         }
     }

From 7570c33f8f4c925ddd2d12651e26cd766ee4774b Mon Sep 17 00:00:00 2001
From: Philippe Llerena <philippe.llerena@gmail.com>
Date: Tue, 23 Sep 2025 11:31:59 +0200
Subject: [PATCH 2/2] feat(paths): add is_empty method to check if Paths
 collection is empty

---
 src/lib.rs   | 21 +++++++++------------
 src/paths.rs | 21 +++++++++++++++++++++
 2 files changed, 30 insertions(+), 12 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index 02747f4..0dfd045 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -89,15 +89,14 @@
 //! ```rust
 //! use framels::{basic_listing, extended_listing, parse_dir, paths::{Paths,Join}, recursive_dir};
 //!
-//! fn main() {
-//!    // Perform directory listing
-//!   let in_paths: Paths = parse_dir("./samples/small");
+//! 
+//! // Perform directory listing
+//! let in_paths: Paths = parse_dir("./samples/small");
 //!
-//!  // Generate results based on arguments
+//! // Generate results based on arguments
 //! let results: String = basic_listing(in_paths, false).get_paths().join("\n");
 //!
 //! println!("{}", results)
-//! }
 //! ```
 mod exr_metadata;
 pub mod paths;
@@ -307,15 +306,13 @@ fn create_frame_string(value: Vec<String>) -> String {
 /// ```rust
 /// use framels::{basic_listing, parse_dir, paths::{Paths,Join}};
 ///
-/// fn main() {
-///     // Perform directory listing
-///     let in_paths: Paths = parse_dir("./samples/small");
+/// // Perform directory listing
+/// let in_paths: Paths = parse_dir("./samples/small");
 ///
-///     // Generate results based on arguments
-///     let results: String = basic_listing(in_paths, false).get_paths().join("\n");
+/// // Generate results based on arguments
+/// let results: String = basic_listing(in_paths, false).get_paths().join("\n");
 ///
-///      println!("{}", results)
-/// }
+/// println!("{}", results)
 /// ```
 pub fn basic_listing(frames: Paths, multithreaded: bool) -> PathsPacked {
     let frames_dict: HashMap<String, Vec<String>> = parse_result(frames, multithreaded);
diff --git a/src/paths.rs b/src/paths.rs
index ba5abce..3ffca35 100644
--- a/src/paths.rs
+++ b/src/paths.rs
@@ -76,6 +76,27 @@ impl Paths {
     pub fn len(&self) -> usize {
         self.data.len()
     }
+    /// # is_empty
+    ///
+    /// ## Description
+    ///
+    /// Return true if the paths collection is empty, false otherwise
+    ///
+    /// ## Example
+    ///
+    /// ```rust
+    /// use framels::paths::Paths;
+    /// use std::path::PathBuf;
+    ///
+    /// let empty_paths = Paths::from(vec![]);
+    /// assert_eq!(empty_paths.is_empty(), true);
+    ///
+    /// let paths = Paths::from(vec![PathBuf::from("foo")]);
+    /// assert_eq!(paths.is_empty(), false);
+    /// ```
+    pub fn is_empty(&self) -> bool {
+        self.data.is_empty()
+    }
     /// # iter
     ///
     /// ## Description