From a6d6cdd1654f5e8c7d700bb491d9506ad60bec32 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Mon, 16 Jan 2023 22:44:22 +0900
Subject: [PATCH] [vim] Use system-default border style

* 'rounded' on non-Windows platforms
* 'sharp' on Windows
---
 README-VIM.md  |  2 +-
 doc/fzf.txt    |  2 +-
 plugin/fzf.vim | 13 ++++++++-----
 3 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/README-VIM.md b/README-VIM.md
index 8d89de57..e8d678e8 100644
--- a/README-VIM.md
+++ b/README-VIM.md
@@ -312,7 +312,7 @@ following options are allowed:
     - `yoffset` [float default 0.5 range [0 ~ 1]]
     - `xoffset` [float default 0.5 range [0 ~ 1]]
     - `relative` [boolean default v:false]
-    - `border` [string default `rounded`]: Border style
+    - `border` [string default `rounded` (`sharp` on Windows)]: Border style
         - `rounded` / `sharp` / `horizontal` / `vertical` / `top` / `bottom` / `left` / `right` / `no[ne]`
 
 `fzf#wrap`
diff --git a/doc/fzf.txt b/doc/fzf.txt
index 94857232..f4ca6788 100644
--- a/doc/fzf.txt
+++ b/doc/fzf.txt
@@ -325,7 +325,7 @@ following options are allowed:
    - `yoffset` [float default 0.5 range [0 ~ 1]]
    - `xoffset` [float default 0.5 range [0 ~ 1]]
    - `relative` [boolean default v:false]
-   - `border` [string default `rounded`]: Border style
+   - `border` [string default `rounded` (`sharp` on Windows)]: Border style
      - `rounded` / `sharp` / `horizontal` / `vertical` / `top` / `bottom` / `left` / `right` / `no[ne]`
 
 
diff --git a/plugin/fzf.vim b/plugin/fzf.vim
index 7d4d8fee..7a754515 100644
--- a/plugin/fzf.vim
+++ b/plugin/fzf.vim
@@ -511,7 +511,10 @@ try
     let height = s:calc_size(&lines, dict.down, dict)
     let optstr .= ' --height='.height
   endif
-  let optstr .= s:border_opt(get(dict, 'window', 0))
+  " Respect --border option given in 'options'
+  if stridx(optstr, '--border') < 0 && stridx(optstr, '--no-border') < 0
+    let optstr .= s:border_opt(get(dict, 'window', 0))
+  endif
   let prev_default_command = $FZF_DEFAULT_COMMAND
   if len(source_command)
     let $FZF_DEFAULT_COMMAND = source_command
@@ -755,9 +758,9 @@ function! s:border_opt(window)
   endif
 
   " Border style
-  let style = tolower(get(a:window, 'border', 'rounded'))
-  if !has_key(a:window, 'border') && !get(a:window, 'rounded', 1)
-    let style = 'sharp'
+  let style = tolower(get(a:window, 'border', ''))
+  if !has_key(a:window, 'border') && has_key(a:window, 'rounded')
+    let style = a:window.rounded ? 'rounded' : 'sharp'
   endif
   if style == 'none' || style == 'no'
     return ''
@@ -765,7 +768,7 @@ function! s:border_opt(window)
 
   " For --border styles, we need fzf 0.24.0 or above
   call fzf#exec('0.24.0')
-  let opt = ' --border=' . style
+  let opt = ' --border ' . style
   if has_key(a:window, 'highlight')
     let color = s:get_color('fg', a:window.highlight)
     if len(color)