pub trait MessageFilter: Send + Sync {
// Required method
fn filter(&self, messages: Vec<ChatMessage>) -> Vec<ChatMessage>;
// Provided method
fn name(&self) -> &str { ... }
}pub trait MessageFilter: Send + Sync {
// Required method
fn filter(&self, messages: Vec<ChatMessage>) -> Vec<ChatMessage>;
// Provided method
fn name(&self) -> &str { ... }
}