Improved the char counting in the check_master_pass function

cryptography/src/passwords.rs

@@ -58,12 +58,11 @@ pub fn generate_passwords<const AMOUNT: usize, const LENGTH: usize>(
 
 #[inline]
 pub fn check_master_pass(password: &str) -> bool {
-    if password.chars().count() < 8 {
-        return false;
-    }
-
+    let mut count = 0;
+    let mut chars = password.chars();
     let mut flags = PasswordFlags::empty();
-    for char in password.chars() {
+    for char in &mut chars {
+        count += 1;
         if char.is_lowercase() {
             flags |= PasswordFlags::LOWERCASE
         } else if char.is_uppercase() {
@@ -75,7 +74,8 @@ pub fn check_master_pass(password: &str) -> bool {
         }
 
         if flags.is_all() {
-            return true;
+            count += chars.count();
+            return count >= 8;
         }
     }
     false