allow opening index in bare repo The git.git implementation allows this, and there is no reason not to.
diff --git a/src/repository.c b/src/repository.c
index 67afa2e..f87e4d8 100644
--- a/src/repository.c
+++ b/src/repository.c
@@ -348,9 +348,6 @@ int git_repository_index__weakptr(git_index **out, git_repository *repo)
{
assert(out && repo);
- if (repo->is_bare)
- return git__throw(GIT_EBAREINDEX, "Cannot open index in bare repository");
-
if (repo->_index == NULL) {
int error;
git_buf index_path = GIT_BUF_INIT;