From 5d27d34bd301fcf7fa5aef42ecc7543f911a6bd4 Mon Sep 17 00:00:00 2001
From: Tim Kuehn <tikue@google.com>
Date: Wed, 16 Mar 2016 20:36:54 -0700
Subject: [PATCH] Add a documentation note on addresses

---
 tarpc/src/transport/mod.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tarpc/src/transport/mod.rs b/tarpc/src/transport/mod.rs
index 41119fc..f666d10 100644
--- a/tarpc/src/transport/mod.rs
+++ b/tarpc/src/transport/mod.rs
@@ -2,6 +2,8 @@ use std::io::{self, Read, Write};
 use std::time::Duration;
 
 /// A factory for creating a listener on a given address.
+/// For TCP, an address might be an IPv4 address; for Unix sockets, it
+/// is just a file name.
 pub trait Transport {
     /// The type of listener that binds to the given address.
     type Listener: Listener;