pub fn webhook_username(value: impl AsRef<str>) -> Result<(), ValidationError>Expand description
Ensure that a webhook is correct.
The length must be at least WEBHOOK_USERNAME_LIMIT_MIN and at most
WEBHOOK_USERNAME_LIMIT_MAX. It must also be free of certain substrings.
This is based on this documentation entry.
ยงErrors
Returns an error of type WebhookUsername if the length is invalid.