/usr/lib/ruby/vendor_ruby/kramdown/converter/math_engine/ritex.rb is in ruby-kramdown 1.15.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 | # -*- coding: utf-8 -*-
#
#--
# Copyright (C) 2009-2016 Thomas Leitner <t_leitner@gmx.at>
#
# This file is part of kramdown which is licensed under the MIT.
#++
#
module Kramdown::Converter::MathEngine
# Uses the Ritex library for converting math formulas to MathML.
module Ritex
begin
require 'ritex'
# Ritex is available if this constant is +true+.
AVAILABLE = true
rescue LoadError
AVAILABLE = false # :nodoc:
end
def self.call(converter, el, opts)
type = el.options[:category]
result = ::Ritex::Parser.new.parse(el.value, :display => (type == :block))
attr = el.attr.dup
attr.delete('xmlns')
attr.delete('display')
result.insert("<math".length, converter.html_attributes(attr))
(type == :block ? "#{' '*opts[:indent]}#{result}\n" : result)
end
end
end
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