# easy 2: no module in params? no validity
return [] unless $params{module};
- my @module_configs = grep { $_->module eq $params{module} } @$configs;
+ my %wanted_modules = ref $params{module} ? map { $_ => 1 } @{ $params{module} } : ($params{module} => 1);
+ my @module_configs = grep { $wanted_modules{$_->module} } @$configs;
return [] unless @module_configs;