handle nil siblings

ddollar · Dec 22, 2011 · b25caf5 · b25caf5
1 parent 5d6586e
commit b25caf5
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/lib/ronn/document.rb b/lib/ronn/document.rb
@@ -461,6 +461,7 @@ def html_filter_manual_reference_links
         next if child_of?(node, 'a')
         next unless node.inner_text =~ /^#{name_pattern}$/
         sibling = node.next
+        next unless sibling
         next unless sibling.text?
         next unless sibling.content =~ /^\((\d+\w*)\)/
         node.swap(html_build_manual_reference_link(node, "(#{$1})"))