sample.rs 650 B

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  1. /// A simple struct for user data
  2. pub struct User {
  3. name: String,
  4. email: String,
  5. }
  6. /// Login function validates credentials
  7. pub fn login(user: &str, pass: &str) -> Result<(), Error> {
  8. Ok(())
  9. }
  10. /// User trait defines user-related behaviors
  11. pub trait UserTrait {
  12. fn get_name(&self) -> String;
  13. }
  14. /// Impl block for User
  15. impl User {
  16. pub fn new(name: String) -> Self {
  17. Self { name, email: String::new() }
  18. }
  19. }
  20. /// Constant for maximum retry attempts
  21. pub const MAX_RETRIES: u32 = 3;
  22. /// Static variable for tracking total logins
  23. pub static mut TOTAL_LOGINS: u32 = 0;
  24. /// Type alias for user ID
  25. pub type UserId = String;