[PATCH 05/12] lei blob: fail early if no git dirs

[Eric Wong]

This avoids triggering a "BUG:" message in the solver code.
---
 lib/PublicInbox/LeiBlob.pm | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/PublicInbox/LeiBlob.pm b/lib/PublicInbox/LeiBlob.pm
index 4bd86253..f44d8af1 100644
--- a/lib/PublicInbox/LeiBlob.pm
+++ b/lib/PublicInbox/LeiBlob.pm
@@ -103,6 +103,7 @@ sub lei_blob {
                my $cgd = get_git_dir('.');
                unshift(@$git_dirs, $cgd) if defined $cgd;
        }
+       return $lei->fail('no --git-dir to try') unless @$git_dirs;
        my $lxs = $lei->lxs_prepare or return;
        require PublicInbox::SolverGit;
        my $self = bless { lxs => $lxs, oid_b => $blob }, __PACKAGE__;
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