X-Git-Url: https://git.openstreetmap.org./chef.git/blobdiff_plain/7b9ec4b60ee39614d1d083d7220e76b07d2b275f..778dafe1b60675abedacec30bbbec1e174fec5b0:/cookbooks/munin/libraries/expand.rb

diff --git a/cookbooks/munin/libraries/expand.rb b/cookbooks/munin/libraries/expand.rb
index 9269761f9..248c5ad5f 100644
--- a/cookbooks/munin/libraries/expand.rb
+++ b/cookbooks/munin/libraries/expand.rb
@@ -1,13 +1,17 @@
 class Chef
   class Munin
-    def self.expand(template, nodes)
-      nodes.map do |node| 
-        if node.kind_of?(Hash)
-          template.gsub(/%%([^%]+)%%/) { node[$1.to_sym] }
+    def self.expand(template, nodes, separator = " ")
+      nodes.map do |node|
+        if node.is_a?(Hash)
+          template
+            .gsub(/%%%([^%]+)%%%/) { node[Regexp.last_match[1].to_sym].tr("-", "_") }
+            .gsub(/%%([^%]+)%%/) { node[Regexp.last_match[1].to_sym] }
         else
-          template.gsub("%%", node)
+          template
+            .gsub("%%%", node.tr("-", "_"))
+            .gsub("%%", node)
         end
-      end.join(" ")
+      end.join(separator)
     end
-  end 
+  end
 end