Disable pruning

scripts/degenerate.sh

+#!/usr/bin/env bash
+echo "test" > $1

src/regit/__main__.py

@@ -147,7 +147,10 @@ def regit(
         handler = BlobHandler(repo, is_relevant=is_relevant, transform=transformer)
         log.debug("Starting handler")
         with handler:
-            options = fr.FilteringOptions.parse_args([], error_on_empty=False)
+            options = fr.FilteringOptions.parse_args(
+                ["--prune-empty", "never"],
+                error_on_empty=False,
+            )
             filter = fr.RepoFilter(options, commit_callback=handler)
             handler.filter = filter
             with utils.chdir(repo.working_dir):