Trait UsernameNormalizer 

pub trait UsernameNormalizer: Send + Sync {
    // Required method
    fn normalize(&self, value: &str) -> Result<String, AuthError>;
}

A synchronous normalization callback; errors propagate to its caller.

Required Methods

fn normalize(&self, value: &str) -> Result<String, AuthError>

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<F> UsernameNormalizer for F

where F: Fn(&str) -> Result<String, AuthError> + Send + Sync,