From 819f50d9b16cb2afef5e3865de64bd0698910b27 Mon Sep 17 00:00:00 2001
From: sigoden <sigoden@gmail.com>
Date: Wed, 8 Nov 2023 08:24:27 +0800
Subject: fix: unexpected additional newline in REPL (#231)

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

(limited to 'src/render')

diff --git a/src/render/repl.rs b/src/render/repl.rs
index ca11e17..eeb5420 100644
--- a/src/render/repl.rs
+++ b/src/render/repl.rs
@@ -158,6 +158,6 @@ fn print_block(writer: &mut Stdout, text: &str, columns: u16) -> Result<u16> {
 }
 
 fn need_rows(text: &str, columns: u16) -> u16 {
-    let buffer_width = display_width(text) as u16;
+    let buffer_width = display_width(text).max(1) as u16;
     (buffer_width + columns - 1) / columns
 }
-- 
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