module RubyReport::Builder::DefaultHeaderBuilder

def self.call(key, report)
  if defined?(::I18n)
    ::I18n.t("ruby_report.#{underscore(report.class.name.to_s)}.headers.#{key}")
  else
    key.to_s
  end
end

def self.underscore(name)
  word = name.gsub("::", "/")
  word.gsub!(/([A-Z\d]+)([A-Z][a-z])/, '\1_\2')
  word.gsub!(/([a-z\d])([A-Z])/, '\1_\2')
  word.downcase!
  word
end