From 83319ed67479a545987ab77d29b8c026c855e3d3 Mon Sep 17 00:00:00 2001
From: dlzht <dlzht@protonmail.com>
Date: Tue, 2 Jul 2024 12:57:45 +0800
Subject: [PATCH] fix: capacity handling in HeaderMap::try_with_capacity(#353)

---
 src/header/map.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/header/map.rs b/src/header/map.rs
index a668b311..c5deacfc 100644
--- a/src/header/map.rs
+++ b/src/header/map.rs
@@ -521,7 +521,7 @@ impl<T> HeaderMap<T> {
             Ok(HeaderMap {
                 mask: (raw_cap - 1) as Size,
                 indices: vec![Pos::none(); raw_cap].into_boxed_slice(),
-                entries: Vec::with_capacity(raw_cap),
+                entries: Vec::with_capacity(usable_capacity(raw_cap)),
                 extra_values: Vec::new(),
                 danger: Danger::Green,
             })