Merge pull request #2957 from G8XSU/pause-events

[rust-lightning] / lightning-custom-message / src / lib.rs

diff --git a/lightning-custom-message/src/lib.rs b/lightning-custom-message/src/lib.rs
index a6e43978d47ded2e1c9efd58c50fe234d7a02564..e2000bc5804c35023c669a94240c4406619f44ef 100644 (file)
--- a/lightning-custom-message/src/lib.rs
+++ b/lightning-custom-message/src/lib.rs
@@ -12,6 +12,7 @@
 //! `Foo` and `Bar` messages, and further composing it with a handler for `Baz` messages.
 //!
 //!```
+//! # fn main() {} // Avoid #[macro_export] generating an in-function warning
 //! # extern crate bitcoin;
 //! extern crate lightning;
 //! #[macro_use]
@@ -20,6 +21,7 @@
 //! # use bitcoin::secp256k1::PublicKey;
 //! # use lightning::io;
 //! # use lightning::ln::msgs::{DecodeError, LightningError};
+//! # use lightning::ln::features::{InitFeatures, NodeFeatures};
 //! use lightning::ln::peer_handler::CustomMessageHandler;
 //! use lightning::ln::wire::{CustomMessageReader, self};
 //! use lightning::util::ser::Writeable;
@@ -66,6 +68,12 @@
 //! #     fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)> {
 //! #         unimplemented!()
 //! #     }
+//! #     fn provided_node_features(&self) -> NodeFeatures {
+//! #         unimplemented!()
+//! #     }
+//! #     fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures {
+//! #         unimplemented!()
+//! #     }
 //! }
 //!
 //! #[derive(Debug)]
@@ -106,6 +114,12 @@
 //! #     fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)> {
 //! #         unimplemented!()
 //! #     }
+//! #     fn provided_node_features(&self) -> NodeFeatures {
+//! #         unimplemented!()
+//! #     }
+//! #     fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures {
+//! #         unimplemented!()
+//! #     }
 //! }
 //!
 //! #[derive(Debug)]
@@ -146,9 +160,14 @@
 //! #     fn get_and_clear_pending_msg(&self) -> Vec<(PublicKey, Self::CustomMessage)> {
 //! #         unimplemented!()
 //! #     }
+//! #     fn provided_node_features(&self) -> NodeFeatures {
+//! #         unimplemented!()
+//! #     }
+//! #     fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures {
+//! #         unimplemented!()
+//! #     }
 //! }
 //!
-//! # fn main() {
 //! // The first crate may define a handler composing `FooHandler` and `BarHandler` and export the
 //! // corresponding message type ids as a macro to use in further composition.
 //!
@@ -188,7 +207,6 @@
 //! macro_rules! foo_bar_baz_type_ids {
 //!     () => { foo_bar_type_ids!() | baz_type_id!() }
 //! }
-//! # }
 //!```
 //!
 //! [BOLT 1]: https://github.com/lightning/bolts/blob/master/01-messaging.md
@@ -268,6 +286,22 @@ macro_rules! composite_custom_message_handler {
                                        )*
                                        .collect()
                        }
+
+                       fn provided_node_features(&self) -> $crate::lightning::ln::features::NodeFeatures {
+                               $crate::lightning::ln::features::NodeFeatures::empty()
+                                       $(
+                                               | self.$field.provided_node_features()
+                                       )*
+                       }
+
+                       fn provided_init_features(
+                               &self, their_node_id: &$crate::bitcoin::secp256k1::PublicKey
+                       ) -> $crate::lightning::ln::features::InitFeatures {
+                               $crate::lightning::ln::features::InitFeatures::empty()
+                                       $(
+                                               | self.$field.provided_init_features(their_node_id)
+                                       )*
+                       }
                }
 
                impl $crate::lightning::ln::wire::CustomMessageReader for $handler {