From 980cd074395110964b66bfbc5c1f1ee237be3c86 Mon Sep 17 00:00:00 2001
From: Kevin Lin <kevinptt0323@gmail.com>
Date: Fri, 3 Sep 2021 05:46:54 +0800
Subject: [PATCH] [fzf#vim#with_preview] Set --no-unicode if ambiwidth is
 'double' (#1322)

Fix #1320

Append fzf argument `--no-unicode` when ambiwidth is `double` to keep the
preview window rendering correctly.
---
 autoload/fzf/vim.vim | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/autoload/fzf/vim.vim b/autoload/fzf/vim.vim
index 0bfe59e..b15f06b 100644
--- a/autoload/fzf/vim.vim
+++ b/autoload/fzf/vim.vim
@@ -178,6 +178,9 @@ function! fzf#vim#with_preview(...)
   if len(placeholder)
     let preview += ['--preview', preview_cmd.' '.placeholder]
   end
+  if &ambiwidth ==# 'double'
+    let preview += ['--no-unicode']
+  end
 
   if len(args)
     call extend(preview, ['--bind', join(map(args, 'v:val.":toggle-preview"'), ',')])