From e48cf2dadd7dd02db710dc35d22caec72e41ac05 Mon Sep 17 00:00:00 2001
From: Daniel Hahler <git@thequod.de>
Date: Sun, 18 Nov 2018 10:16:08 +0100
Subject: [PATCH] Gblame: allow passing `--first-parent`

Also fixes the filter for `--root` and `--show-name`.
---
 autoload/fugitive.vim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/autoload/fugitive.vim b/autoload/fugitive.vim
index 622a2d0..d8063a6 100644
--- a/autoload/fugitive.vim
+++ b/autoload/fugitive.vim
@@ -2986,7 +2986,7 @@ function! s:Blame(bang, line1, line2, count, mods, args) abort
     if empty(s:Relative('/'))
       call s:throw('file or blob required')
     endif
-    if filter(copy(a:args),'v:val !~# "^\\%(--root\|--show-name\\|-\\=\\%([ltfnsew]\\|[MC]\\d*\\)\\+\\)$"') != []
+    if filter(copy(a:args),'v:val !~# "^\\%(--first-parent\\|--root\\|--show-name\\|-\\=\\%([ltfnsew]\\|[MC]\\d*\\)\\+\\)$"') != []
       call s:throw('unsupported option')
     endif
     call map(a:args,'s:sub(v:val,"^\\ze[^-]","-")')