From 72195cf648af3c9db85a0f864574965dc6b8409d Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Sun, 16 Jun 2019 20:46:57 +1200
Subject: Refactor select_old_files.vim to allow count

---
 vim/autoload/select_old_files.vim | 16 +++++++++++++---
 vim/plugin/select_old_files.vim   |  4 ++--
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/vim/autoload/select_old_files.vim b/vim/autoload/select_old_files.vim
index 518b98d4..aceff110 100644
--- a/vim/autoload/select_old_files.vim
+++ b/vim/autoload/select_old_files.vim
@@ -1,7 +1,17 @@
-function! select_old_files#() abort
+function! select_old_files#(...) abort
+  if a:0
+    if a:1 =~# '^\d\+$'
+      let limit = a:1
+    else
+      echoerr 'Invalid count'
+    endif
+  elseif exists('g:select_old_files_limit')
+    let limit = g:select_old_files_limit
+  else
+    let limit = &lines - 2
+  endif
   let oldfiles = v:oldfiles
-  let limit = get(g:, 'select_old_files_limit', &lines - 1)
-  let v:oldfiles = v:oldfiles[:limit-2]
+  let v:oldfiles = v:oldfiles[:limit - 1]
   browse oldfiles
   let v:oldfiles = oldfiles
 endfunction
diff --git a/vim/plugin/select_old_files.vim b/vim/plugin/select_old_files.vim
index c03f0c39..77c7746e 100644
--- a/vim/plugin/select_old_files.vim
+++ b/vim/plugin/select_old_files.vim
@@ -2,7 +2,7 @@ if exists('loaded_select_old_files') || &compatible || !exists(':oldfiles')
   finish
 endif
 let loaded_select_old_files = 1
-command! -bar SelectOldFiles
-      \ call select_old_files#()
+command! -bar -nargs=? SelectOldFiles
+      \ call select_old_files#(<f-args>)
 nnoremap <Plug>SelectOldFiles
       \ :<C-U>SelectOldFiles<CR>
-- 
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