Define keep_environment in exim config to avoid warnings

[chef.git] / cookbooks / munin / libraries / expand.rb

class Chef
  class Munin
    def self.expand(template, nodes)
      nodes.map do |node|
        if node.is_a?(Hash)
          template.gsub(/%%([^%]+)%%/) { node[Regexp.last_match[1].to_sym] }
        else
          template.gsub("%%%", node.tr("-", "_")).gsub("%%", node)
        end
      end.join(" ")
    end
  end
end