lib/nanoc/helpers/breadcrumbs.rb in nanoc-3.8.0 vs lib/nanoc/helpers/breadcrumbs.rb in nanoc-4.0.0a1

@@ -15,14 +15,14 @@
     def breadcrumbs_trail
       trail      = []
       idx_start  = 0
 
       loop do
-        idx = @item.identifier.index('/', idx_start)
+        idx = @item.identifier.to_s.index('/', idx_start)
         break if idx.nil?
 
         idx_start = idx + 1
-        identifier = @item.identifier[0..idx]
+        identifier = @item.identifier.to_s[0..idx]
         trail << @items[identifier]
       end
 
       trail
     end