From 74388d4bf44cdfebc0d6dc8e5faa81bffe71ddd6 Mon Sep 17 00:00:00 2001
From: mo8it <mo8it@proton.me>
Date: Mon, 26 Aug 2024 04:41:26 +0200
Subject: [PATCH] Only trigger write when needed

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

diff --git a/src/term.rs b/src/term.rs
index 51fcad10..fa71ac65 100644
--- a/src/term.rs
+++ b/src/term.rs
@@ -47,8 +47,10 @@ pub trait CountedWrite<'a> {
 impl<'a, 'b> CountedWrite<'b> for MaxLenWriter<'a, 'b> {
     fn write_ascii(&mut self, ascii: &[u8]) -> io::Result<()> {
         let n = ascii.len().min(self.max_len.saturating_sub(self.len));
-        self.stdout.write_all(&ascii[..n])?;
-        self.len += n;
+        if n > 0 {
+            self.stdout.write_all(&ascii[..n])?;
+            self.len += n;
+        }
         Ok(())
     }