1#[macro_export]
 2macro_rules! messages {
 3    ($(($name:ident, $priority:ident)),* $(,)?) => {
 4        pub fn build_typed_envelope(sender_id: ConnectionId, envelope: Envelope) -> Option<Box<dyn AnyTypedEnvelope>> {
 5            match envelope.payload {
 6                $(Some(envelope::Payload::$name(payload)) => {
 7                    Some(Box::new(TypedEnvelope {
 8                        sender_id,
 9                        original_sender_id: envelope.original_sender_id.map(PeerId),
10                        message_id: envelope.id,
11                        payload,
12                    }))
13                }, )*
14                _ => None
15            }
16        }
17
18        $(
19            impl EnvelopedMessage for $name {
20                const NAME: &'static str = std::stringify!($name);
21                const PRIORITY: MessagePriority = MessagePriority::$priority;
22
23                fn into_envelope(
24                    self,
25                    id: u32,
26                    responding_to: Option<u32>,
27                    original_sender_id: Option<u32>,
28                ) -> Envelope {
29                    Envelope {
30                        id,
31                        responding_to,
32                        original_sender_id,
33                        payload: Some(envelope::Payload::$name(self)),
34                    }
35                }
36
37                fn from_envelope(envelope: Envelope) -> Option<Self> {
38                    if let Some(envelope::Payload::$name(msg)) = envelope.payload {
39                        Some(msg)
40                    } else {
41                        None
42                    }
43                }
44            }
45        )*
46    };
47}
48
49#[macro_export]
50macro_rules! request_messages {
51    ($(($request_name:ident, $response_name:ident)),* $(,)?) => {
52        $(impl RequestMessage for $request_name {
53            type Response = $response_name;
54        })*
55    };
56}
57
58#[macro_export]
59macro_rules! entity_messages {
60    ($id_field:ident, $($name:ident),* $(,)?) => {
61        $(impl EntityMessage for $name {
62            fn remote_entity_id(&self) -> u64 {
63                self.$id_field
64            }
65        })*
66    };
67}