document messagebody trait items

klim-iv · Apr 14, 2021 · 037ac80 · 037ac80
1 parent 1bfdfd1
commit 037ac80
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/actix-http/src/body/message_body.rs b/actix-http/src/body/message_body.rs
@@ -12,10 +12,12 @@ use crate::error::Error;
 
 use super::BodySize;
 
-/// Type that implement this trait can be streamed to a peer.
+/// An interface for response bodies.
 pub trait MessageBody {
+    /// Body size hint.
     fn size(&self) -> BodySize;
 
+    /// Attempt to pull out the next chunk of body bytes.
     fn poll_next(
         self: Pin<&mut Self>,
         cx: &mut Context<'_>,