From a443b2c269f5af6ea407d4afdc1e82733347228e Mon Sep 17 00:00:00 2001
From: Folkert <folkert@folkertdev.nl>
Date: Mon, 10 Jun 2024 11:48:36 +0200
Subject: [PATCH] inflate window empty buf comment

---
 zlib-rs/src/inflate/window.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/zlib-rs/src/inflate/window.rs b/zlib-rs/src/inflate/window.rs
index 1834e7ee..535aa01a 100644
--- a/zlib-rs/src/inflate/window.rs
+++ b/zlib-rs/src/inflate/window.rs
@@ -30,6 +30,8 @@ impl<'a> Window<'a> {
 
     pub fn size(&self) -> usize {
         if self.buf.is_empty() {
+            // an empty `buf` is used when the window has not yet been allocated,
+            // or when it has been deallocated.
             0
         } else {
             self.buf.len() - Self::padding()