Add logging to ipc receiver (#1459)

* Add logging to ipc receiver

* Add to changelog

CHANGELOG.md

@@ -5,6 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 
 ## [Unreleased]
+* feat: Log errors causing "empty message received from client" (https://github.com/zellij-org/zellij/pull/1459)
 
 ## [0.30.0] - 2022-06-07
 * fix: right and middle clicks creating selection (https://github.com/zellij-org/zellij/pull/1372)

zellij-utils/src/ipc.rs

@@ -7,6 +7,7 @@ use crate::{
     pane_size::{Size, SizeInPixels},
 };
 use interprocess::local_socket::LocalSocketStream;
+use log::warn;
 use nix::unistd::dup;
 use serde::{Deserialize, Serialize};
 use std::{
@@ -189,7 +190,10 @@ where
     pub fn recv(&mut self) -> Option<(T, ErrorContext)> {
         match bincode::deserialize_from(&mut self.receiver) {
             Ok(msg) => Some(msg),
-            Err(_) => None,
+            Err(e) => {
+                warn!("Error in IpcReceiver.recv(): {:?}", e);
+                None
+            }
         }
     }