doc.css("comment()")
irb> last_comment = doc.css("comment()").last
irb> last_comment.inner_html = "<br/>"
ArgumentError: cannot reparent Nokogiri::XML::Element there
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node.rb:814:in `add_child_node'
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node.rb:814:in `
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node.rb:814:in `add_child_node_and_reparent_attrs'
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node.rb:231:in `block in children='
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node.rb:231:in `block in children='
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node_set.rb:187:in `block in each'
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node_set.rb:186:in `
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node_set.rb:186:in `upto'
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node_set.rb:186:in `each'
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node_set.rb:186:in `each'
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node.rb:231:in `children='
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node.rb:216:in `
from /usr/local/rvm/gems/ruby-2.2.0/gems/nokogiri-1.6.6.2/lib/nokogiri/xml/node.rb:216:in `inner_html='
from (irb):36
from /usr/local/rvm/rubies/ruby-2.2.0/bin/irb:11:in `<main>'
from (irb):36
from /usr/local/rvm/rubies/ruby-2.2.0/bin/irb:11:in `<main>'
Sorry for the delayed reply.
What is it you're trying to do? Comments cannot have children in XML, so ... Help me understand what document structure you're trying to achieve.
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