ruma_identifiers_validation/
base64_public_key.rsuse crate::Error;
pub fn validate(s: &str) -> Result<(), Error> {
if s.is_empty() {
return Err(Error::Empty);
} else if !s.chars().all(|c| c.is_alphanumeric() || matches!(c, '+' | '/' | '=')) {
return Err(Error::InvalidCharacters);
}
Ok(())
}