From 7412d663e04cfe0dc9c93aacce5192d9fe8266cf Mon Sep 17 00:00:00 2001
From: Emi Simpson <emi@alchemi.dev>
Date: Fri, 6 Dec 2019 11:37:05 -0500
Subject: [PATCH] Use a slightly more efficient .replace_range() instead of
 cloning the string twice

---
 src/utils.rs | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/utils.rs b/src/utils.rs
index 2fcdfea..f794317 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -144,11 +144,9 @@ pub fn resolve_css_imports(
         });
 
         let replacement = format!("\"{}\"", &content);
+        let dest = link.name("to_repl").unwrap();
 
-        let t = resolved_css
-            .replace(link.name("to_repl").unwrap().as_str(), &replacement)
-            .to_string();
-        resolved_css = t.clone();
+        resolved_css.replace_range(dest.start()..dest.end(), &replacement);
     }
 
     if as_dataurl {