From 3cc5543cbc2dd82d956d37d3a10c021660abeeda Mon Sep 17 00:00:00 2001
From: Sergey Levitin <selevit@gmail.com>
Date: Thu, 2 Jan 2020 22:37:39 +0300
Subject: [PATCH] A little optimization for utils::escape::escape_html

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

diff --git a/src/utils/escape.rs b/src/utils/escape.rs
index 67b2db2d..5bb38abf 100644
--- a/src/utils/escape.rs
+++ b/src/utils/escape.rs
@@ -5,7 +5,7 @@ use std::string::String;
 // Because they shoudn't be escaped by the spec: https://core.telegram.org/bots/api#html-style
 pub fn escape_html(raw: &str) -> String {
     let mut last = 0;
-    let mut out = String::new();
+    let mut out = String::with_capacity(raw.len());
 
     for (i, ch) in raw.bytes().enumerate() {
         match ch as char {