$expect =~ s/__NBC__/B::perlstring($DBIx::Class::ResultSource::RowParser::Util::null_branch_class)/ge;
+ $expect = " { use strict; use warnings FATAL => 'all';\n$expect\n }";
+
my @normalized = map {
my $cref = eval "sub { $_ }" or do {
fail "Coderef does not compile!\n\n$@\n\n$_";