Make Archive::remove parallel; Add Archive::pop method;

src/tar/mod.rs

@@ -4,7 +4,7 @@ use std::{
     path::PathBuf,
 };
 
-use rayon::prelude::{IntoParallelRefIterator, ParallelIterator};
+use rayon::prelude::{IntoParallelRefIterator, ParallelIterator, IndexedParallelIterator};
 
 mod error;
 mod header;
@@ -143,7 +143,7 @@ impl Archive {
     pub fn remove(&mut self, filename: &str) -> Result<bool, Error> {
         let mut name = [0u8; 100];
         name[..filename.len()].copy_from_slice(filename.as_bytes());
-        if let Some(i) = &self.nodes.iter().position(|x| x.header.fname == name) {
+        if let Some(i) = &self.nodes.par_iter().position_any(|x| x.header.fname == name) {
             self.nodes.remove(*i);
             return Ok(true);
         }
@@ -166,6 +166,17 @@ impl Archive {
             x.header.file_path() == Ok(PathBuf::from(filename))
         }).cloned()
     }
+
+    pub fn pop(&mut self, filename: &str) -> Option<Node> {
+        if let Some(i) = self.nodes.par_iter().position_any(|x| {
+            x.header.file_path() == Ok(PathBuf::from(filename))
+        }) {
+            let node = self.nodes.get(i).cloned();
+            self.nodes.remove(i);
+            return node;
+        }
+        None
+    }
 }
 
 #[cfg(test)]