From dc250fcc8dc2e5a62247c9ab2f138625e8f14dab Mon Sep 17 00:00:00 2001
From: Tim Pope <code@tpope.net>
Date: Thu, 24 Oct 2013 00:15:40 -0400
Subject: [PATCH] Add ability to query current Git version

---
 plugin/fugitive.vim | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/plugin/fugitive.vim b/plugin/fugitive.vim
index 20405bf..8ede56f 100644
--- a/plugin/fugitive.vim
+++ b/plugin/fugitive.vim
@@ -64,6 +64,15 @@ function! s:shellslash(path)
   endif
 endfunction
 
+let s:git_versions = {}
+
+function! fugitive#git_version(...) abort
+  if !has_key(s:git_versions, g:fugitive_git_executable)
+    let s:git_versions[g:fugitive_git_executable] = matchstr(system(g:fugitive_git_executable.' --version'), "\\S\\+\n")
+  endif
+  return s:git_versions[g:fugitive_git_executable]
+endfunction
+
 function! s:recall()
   let rev = s:sub(s:buffer().rev(), '^/', '')
   if rev ==# ':'