how to modify HTML comment content from Nokogiri

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sando...@eso.tv

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Oct 28, 2016, 10:20:36 AM10/28/16
to nokogiri-talk
Hi,

How can I change the inner text of some comments from nokogiri?

doc.css("comment()")

selects all the comment nodes but I'm unable to change the node's inner html.

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>'

What's the trick here?

Mike Dalessio

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Nov 8, 2016, 7:49:05 AM11/8/16
to nokogiri-talk

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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