Function FormatMode

extern/re2/re2/testing/tester.cc:176–181

};

static std::string FormatMode(Regexp::ParseFlags flags) {
  for (size_t i = 0; i < arraysize(parse_modes); i++)
    if (parse_modes[i].parse_flags == flags)
      return parse_modes[i].desc;
  return StringPrintf("%#x", static_cast<uint32_t>(flags));
}

// Constructs and saves all the matching engines that
// will be required for the given tests.