ant.example.rb

#
# Global conf
#
Ant.config do
  
  tag :p do ->(args, options, content, tags) {
      "<p>#{content}</p>"
    }
    
  end
  
end

#
# Local conf
#
new_conf = Ant::Config.new do

  tag :p do ->(args, options, content, tags) {
      "<local-test>#{content}</local-test>"
    }
  end

end

# 1
puts Ant.to_html(%{[p]my 'string!\'' [i color="#f00"]red text[/i]}, nil, new_conf)

# 2
puts Ant.to_html(%{[p]my 'string!\'' [i color="#f00"]red text[/i]})