in lib/pygments/popen.rb [381:395]
def header_to_json(header)
@log.info "[#{Time.now.iso8601}] In header: #{header.to_s} "
header = Yajl.load(header)
if header["error"]
@log.error "[#{Time.now.iso8601}] Failed to convert header to JSON."
stop header["error"]
raise MentosError, header["error"]
else
header
end
end