From 1df95eca71e5f2a9cb9adb2995a7552ec980dc8b Mon Sep 17 00:00:00 2001
From: Jesse Luehrs <doy@tozt.net>
Date: Sat, 9 Nov 2019 09:34:26 -0500
Subject: another micro-optimization

---
 src/cell.rs   | 6 ++++--
 src/screen.rs | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/cell.rs b/src/cell.rs
index 8d7e32f..d0d6f0c 100644
--- a/src/cell.rs
+++ b/src/cell.rs
@@ -9,8 +9,10 @@ pub struct Cell {
 }
 
 impl Cell {
-    pub(crate) fn set(&mut self, c: String, a: crate::attrs::Attrs) {
-        self.contents = c;
+    pub(crate) fn set(&mut self, c: char, a: crate::attrs::Attrs) {
+        let mut buf = vec![0; 4];
+        c.encode_utf8(&mut buf);
+        self.contents = unsafe { String::from_utf8_unchecked(buf) };
         self.attrs = a;
     }
 
diff --git a/src/screen.rs b/src/screen.rs
index 4ed065b..05b8935 100644
--- a/src/screen.rs
+++ b/src/screen.rs
@@ -476,7 +476,7 @@ impl Screen {
                 }
             }
         } else {
-            cell.set(c.to_string(), attrs);
+            cell.set(c, attrs);
             self.grid_mut().col_inc(1);
             if width > 1 {
                 let bgcolor = self.attrs.bgcolor;
-- 
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