# Copyright (c) 2020 - Andy Maleh # # Permission is hereby granted, free of charge, to any person obtaining # a copy of this software and associated documentation files (the # "Software"), to deal in the Software without restriction, including # without limitation the rights to use, copy, modify, merge, publish, # distribute, sublicense, and/or sell copies of the Software, and to # permit persons to whom the Software is furnished to do so, subject to # the following conditions: # # The above copyright notice and this permission notice shall be # included in all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. require 'glimmer/xml/xml_visitor' module Glimmer module XML class HtmlVisitor < XmlVisitor def render_html_tag?(node) if node.name == 'html' node_children = node.children.select {|node_or_text| node_or_text.is_a?(Glimmer::XML::Node)} if !node_children.empty? children_names = node_children.map(&:name) return false unless children_names.include?('head') || children_names.include?('body') end end true end def begin_open_tag(node) return unless render_html_tag?(node) @document += "" if node.name == 'html' super(node) end def end_open_tag(node) return unless render_html_tag?(node) super(node) end def append_close_tag(node) return unless render_html_tag?(node) super(node) end def append_attributes(node) return unless render_html_tag?(node) super(node) end end end end