module Kramdown::Converter::MathEngine::Mathjax

def self.call(converter, el, opts)
  value = converter.escape_html(el.value)
  result = el.options[:category] == :block ? "\\[#{value}\\]\n" : "\\(#{value}\\)"
  if el.attr.empty?
    result
  elsif el.options[:category] == :block
    converter.format_as_block_html('div', el.attr, result, opts[:indent])
  else
    converter.format_as_span_html('span', el.attr, "$#{el.value}$")
  end
end