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No renumbering if content is empty

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echarp 2017-06-09 17:37:24 +02:00
parent 324e53297b
commit 69bfd4ffc4
1 changed files with 1 additions and 0 deletions
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app/helpers/digest_helper.rb
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@ -3,6 +3,7 @@ module DigestHelper
# Important mechanism, to ensure the digest will not have the same footnote # Important mechanism, to ensure the digest will not have the same footnote
# link multiple times # link multiple times
def renumber_footnotes(id, description) def renumber_footnotes(id, description)
return if description.nil? || description.blank?
description.gsub(/\[(\d)+\]/, "[#{id}_\\1]") description.gsub(/\[(\d)+\]/, "[#{id}_\\1]")
end end
end end