diff --git a/src/main.rs b/src/main.rs
index 53d484d..7ec2710 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -50,7 +50,7 @@ impl Args {
             result = false;
             println!("Error, input ( {} ) is not a valid directory", self.input);
         }
-        
+
         if ! Path::new(&self.output).exists() {
             result = false;
             println!("Error, output ({} ) is not a valid directory", self.output);
@@ -66,10 +66,10 @@ impl Args {
             true
         }
     }
-    
+
     fn check_not_parent(&self) -> bool {
         let vec = vec![&self.input, &self.output];
- 
+
         for (i, x) in vec.iter().enumerate() {
             let mut a = Path::new(x);
             let tmp = match i {
@@ -173,7 +173,7 @@ fn main() {
         // symlink_metadata does not follow symlink :-]
         let metadata = fs::symlink_metadata(entry.path()).unwrap();
         let ft = metadata.file_type();
-        
+
         if ft.is_file() {
             if let Ok(mut file) = fs::File::open(&entry.path()) {
                 process::<Sha256, _>(&mut file,
@@ -184,7 +184,7 @@ fn main() {
             }
         }
     }
-    
+
     // let inputs = fs::read_dir(&args.input).unwrap();
     // for path in inputs {
     //     let path_str = path.unwrap().path().into_os_string().into_string().unwrap();
@@ -208,6 +208,7 @@ fn main() {
 fn process<D: Digest + Default, R: Read>(reader: &mut R, name: &str) {
     let mut sh = D::default();
     let mut buffer = [0u8; BUFFER_SIZE];
+
     loop {
         let n = match reader.read(&mut buffer) {
             Ok(n) => n,