docstring for await_next_request_body

Author: tadad

src/lib.rs

@@ -217,6 +217,7 @@ pub fn get_capability(our: &Address, params: &str) -> Option<Capability> {
         .cloned()
 }
 
+/// if the next message is a request, return its body, otherwise, return an error
 pub fn await_next_request_body() -> anyhow::Result<Vec<u8>> {
     let Ok(Message::Request { body, .. }) = await_message() else {
         return Err(anyhow::anyhow!("failed to get request body, bailing out"));