lib/reverse_markdown/converters.rb
module ReverseMarkdown
module Converters
def self.register(tag_name, converter)
@@converters ||= {}
@@converters[tag_name.to_sym] = converter
end
def self.unregister(tag_name)
@@converters.delete(tag_name.to_sym)
end
def self.lookup(tag_name)
@@converters[tag_name.to_sym] or default_converter(tag_name)
end
private
def self.default_converter(tag_name)
case ReverseMarkdown.config.unknown_tags.to_sym
when :pass_through
ReverseMarkdown::Converters::PassThrough.new
when :drop
ReverseMarkdown::Converters::Drop.new
when :bypass
ReverseMarkdown::Converters::Bypass.new
when :raise
raise UnknownTagError, "unknown tag: #{tag_name}"
else
raise InvalidConfigurationError, "unknown value #{ReverseMarkdown.config.unknown_tags.inspect} for ReverseMarkdown.config.unknown_tags"
end
end
end
end