docs: deal with Result instead of using unwrap (#860)

tokio-rs · Jan 20, 2019 · 91f20e3 · 91f20e3
1 parent 983e9d1
commit 91f20e3
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/codec/length_delimited.rs b/src/codec/length_delimited.rs
@@ -49,11 +49,12 @@
 //! use bytes::Bytes;
 //! use futures::{Sink, Future};
 //!
-//! fn write_frame<T: AsyncRead + AsyncWrite>(io: T) {
+//! fn write_frame<T: AsyncRead + AsyncWrite>(io: T) -> Result<(), Box<std::error::Error>> {
 //!     let mut transport = Framed::new(io, LengthDelimitedCodec::new());
 //!     let frame = Bytes::from("hello world");
 //!
-//!     transport.send(frame).wait().unwrap();
+//!     transport.send(frame).wait()?;
+//!     Ok(())
 //! }
 //! #
 //! # pub fn main() {}