Rename s to string in truncate

src/main.rs

@@ -8,13 +8,13 @@ use std::fs::OpenOptions;
 use std::io::Read;
 use std::path::PathBuf;
 
-fn truncate(s: String, size: usize) -> String {
-    if s.len() > size {
-        let mut s = s;
-        s.truncate(size - 3);
-        format!("{}...", s)
+fn truncate(string: String, size: usize) -> String {
+    if string.len() > size {
+        let mut string = string;
+        string.truncate(size - 3);
+        format!("{}...", string)
     } else {
-        s
+        string
     }
 }