class Roadie::CssNotFound
def build_message(extra_message = @extra_message)
Redundant method argument is to keep API compatability without major version bump.
def build_message(extra_message = @extra_message) message = +%(Could not find stylesheet "#{css_name}") message << ": #{extra_message}" if extra_message message << "\nUsed provider:\n#{provider}" if provider message end