add git-check-ignore sub-command

diff --git a/contrib/completion/git-completion.bash b/contrib/completion/git-completion.bash
index 2e1b5e14b92fe61e02df94ab165c8aab6c06c9cb..1fb896b8c53a30f42c14e6bd9c947b1ff07bed75 100755 (executable)
--- a/contrib/completion/git-completion.bash
+++ b/contrib/completion/git-completion.bash
@@ -842,6 +842,7 @@ __git_list_porcelain_commands ()
                archimport)       : import;;
                cat-file)         : plumbing;;
                check-attr)       : plumbing;;
+               check-ignore)     : plumbing;;
                check-ref-format) : plumbing;;
                checkout-index)   : plumbing;;
                commit-tree)      : plumbing;;