add command to open files with uncommitted changes

.vimrc

@@ -574,3 +574,14 @@ command! -range Md5 :echo system('echo '.shellescape(join(getline(<line1>, <line
 
 imap <c-l> <space>=><space>
 
+function! OpenChangedFiles()
+  only " Close all windows, unless they're modified
+  let status = system('git status -s | grep "^ \?\(M\|A\)" | cut -d " " -f 3')
+  let filenames = split(status, "\n")
+  exec "edit " . filenames[0]
+  for filename in filenames[1:]
+    exec "sp " . filename
+  endfor
+endfunction
+command! OpenChangedFiles :call OpenChangedFiles()
+