Enum PluginResult 

pub enum PluginResult {
    Reply(String, Option<Value>),
    Broadcast(String, Option<Value>),
    Handled,
}

What the broker should do after a plugin handles a command.

Variants

Reply(String, Option<Value>)

Send a private reply only to the invoker. Second element is optional machine-readable data for programmatic consumers.

Broadcast(String, Option<Value>)

Broadcast a message to the entire room. Second element is optional machine-readable data for programmatic consumers.

Handled

Command handled silently (side effects already done via MessageWriter).