From 206e23a603f1ed24da1cc734ea8fb63de81be97d Mon Sep 17 00:00:00 2001
From: CJ van den Berg <cj@vdbonline.com>
Date: Mon, 6 Jan 2025 16:15:59 +0100
Subject: [PATCH] fix: crash on rendering zero width chars

---
 src/tui/editor.zig | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/tui/editor.zig b/src/tui/editor.zig
index efdc5ce..a0cb8c2 100644
--- a/src/tui/editor.zig
+++ b/src/tui/editor.zig
@@ -821,6 +821,10 @@ pub const Editor = struct {
                         9 => ctx.self.render_tab(c, n, ctx.buf_col),
                         else => render_egc(c, n, chunk),
                     };
+                    if (colcount == 0) {
+                        chunk = chunk[bytes..];
+                        continue;
+                    }
                     var cell_map_val: CellType = switch (chunk[0]) {
                         32 => .space,
                         9 => .tab,