From 25c7e8664ed11dfc5d922fbc20d004e3aae0e23e Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Tue, 7 Aug 2018 10:03:22 -0700
Subject: [PATCH] Document performance characteristics of Buffer::new

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

diff --git a/src/buffer/mod.rs b/src/buffer/mod.rs
index 8c999e8..069074c 100644
--- a/src/buffer/mod.rs
+++ b/src/buffer/mod.rs
@@ -20,6 +20,8 @@ pub struct Buffer {
 }
 
 impl Buffer {
+    /// This is a cheap operation; you don't need to worry about reusing buffers
+    /// for efficiency.
     #[inline]
     #[cfg_attr(feature = "no-panic", no_panic)]
     pub fn new() -> Self {