Context for XML SAX parsers. This class is usually not instantiated by the user. Instead, you should be looking at Nokogiri::XML::SAX::Parser
# File lib/nokogiri/xml/sax/parser_context.rb, line 9 def self.new thing, encoding = 'UTF-8' [:read, :close].all? { |x| thing.respond_to?(x) } ? io(thing, Parser::ENCODINGS[encoding]) : memory(thing) end