From bb469ce3e7c9ca481b1d49122ee7e0836e9d585e Mon Sep 17 00:00:00 2001
From: Alisue <lambdalisue@gmail.com>
Date: Fri, 11 Feb 2022 18:27:34 +0900
Subject: [PATCH] Fix duplicated backslashes in `_path` on Windows

Close #391
---
 autoload/fern/scheme/file/provider.vim | 2 +-
 autoload/fern/scheme/file/util.vim     | 8 +++++---
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/autoload/fern/scheme/file/provider.vim b/autoload/fern/scheme/file/provider.vim
index 705ed10d..828f1839 100644
--- a/autoload/fern/scheme/file/provider.vim
+++ b/autoload/fern/scheme/file/provider.vim
@@ -118,7 +118,7 @@ endif
 
 if s:is_windows
   let s:windows_drive_nodes = fern#scheme#file#util#list_drives(s:CancellationToken.none)
-          \.then(s:AsyncLambda.map_f({ v -> s:safe(funcref('s:node', [v . '\'])) }))
+          \.then(s:AsyncLambda.map_f({ v -> s:safe(funcref('s:node', [v])) }))
           \.then(s:AsyncLambda.filter_f({ v -> !empty(v) }))
 endif
 
diff --git a/autoload/fern/scheme/file/util.vim b/autoload/fern/scheme/file/util.vim
index ce47fbbf..9a0e8e3f 100644
--- a/autoload/fern/scheme/file/util.vim
+++ b/autoload/fern/scheme/file/util.vim
@@ -36,8 +36,9 @@ if exists('*readdir')
   function! fern#scheme#file#util#list_entries_readdir(path, ...) abort
     let l:Profile = fern#profile#start('fern#scheme#file#util#list_entries_readdir')
     let s = s:is_windows ? '\' : '/'
+    let p = a:path[-1:] ==# s ? a:path : (a:path . s)
     return s:Promise.resolve(readdir(a:path))
-          \.then(s:AsyncLambda.map_f({ v -> a:path . s . v }))
+          \.then(s:AsyncLambda.map_f({ v -> p . v }))
           \.finally({ -> Profile() })
   endfunction
 endif
@@ -45,8 +46,9 @@ endif
 function! fern#scheme#file#util#list_entries_glob(path, ...) abort
   let l:Profile = fern#profile#start('fern#scheme#file#util#list_entries_glob')
   let s = s:is_windows ? '\' : '/'
-  let a = s:Promise.resolve(glob(a:path . s . '*', 1, 1, 1))
-  let b = s:Promise.resolve(glob(a:path . s . '.*', 1, 1, 1))
+  let p = a:path[-1:] ==# s ? a:path : (a:path . s)
+  let a = s:Promise.resolve(glob(p . '*', 1, 1, 1))
+  let b = s:Promise.resolve(glob(p . '.*', 1, 1, 1))
         \.then(s:AsyncLambda.filter_f({ v -> v[-2:] !=# s . '.' && v[-3:] !=# s . '..' }))
   return s:Promise.all([a, b])
         \.then(s:AsyncLambda.reduce_f({ a, v -> a + v }, []))