...

tst/src/serialize.rs

@@ -114,21 +114,4 @@ impl TSTNode {
     }
 }
 
-/// Gets the common prefix of two strings.
-pub fn get_common_prefix(a: &str, b: &str) -> String {
-    let mut result = String::new();
-    let a_chars: Vec<char> = a.chars().collect();
-    let b_chars: Vec<char> = b.chars().collect();
-    
-    let min_len = a_chars.len().min(b_chars.len());
-    
-    for i in 0..min_len {
-        if a_chars[i] == b_chars[i] {
-            result.push(a_chars[i]);
-        } else {
-            break;
-        }
-    }
-    
-    result
-}
+// Function removed as it was unused