def es6_module(*args, &block)
      filter(Rake::Pipeline::Web::Filters::ES6ModuleFilter, *args, &block)
    end
def es6_module(*args, &block)
      filter(Rake::Pipeline::Web::Filters::ES6ModuleFilter, *args, &block)
    end
Add a new {ES6ModuleFilter} to the pipeline.
 @see ES6ModuleFilter#initialize