Lift std check to function definition

Author: benthecarman

lightning-rapid-gossip-sync/src/lib.rs

@@ -128,6 +128,7 @@ impl<NG: Deref<Target=NetworkGraph<L>>, L: Deref> RapidGossipSync<NG, L> where L
 	/// Returns the last sync timestamp to be used the next time rapid sync data is queried.
 	///
 	/// `update_data`: `&[u8]` binary stream that comprises the update data
+	#[cfg(feature = "std")]
 	pub fn update_network_graph(&self, update_data: &[u8]) -> Result<u32, GraphSyncError> {
 		let mut read_cursor = io::Cursor::new(update_data);
 		self.update_network_graph_from_byte_stream(&mut read_cursor)

lightning-rapid-gossip-sync/src/processing.rs

@@ -38,13 +38,14 @@ const MAX_INITIAL_NODE_ID_VECTOR_CAPACITY: u32 = 50_000;
 const STALE_RGS_UPDATE_AGE_LIMIT_SECS: u64 = 60 * 60 * 24 * 14;
 
 impl<NG: Deref<Target=NetworkGraph<L>>, L: Deref> RapidGossipSync<NG, L> where L::Target: Logger {
+	#[cfg(feature = "std")]
 	pub(crate) fn update_network_graph_from_byte_stream<R: io::Read>(
 		&self,
 		read_cursor: &mut R,
 	) -> Result<u32, GraphSyncError> {
 		#[allow(unused_mut, unused_assignments)]
 		let mut current_time_unix = None;
-		#[cfg(all(feature = "std", not(test)))]
+		#[cfg(not(test))]
 		{
 			// Note that many tests rely on being able to set arbitrarily old timestamps, thus we
 			// disable this check during tests!