func isStdModule()

in gazelle/std_modules.go [70:98]

• 25 lines of code
• 6 McCabe index (conditional complexity)

func isStdModule(m module) (bool, error) {
	if _, seen := stdModulesSeen[m.Name]; seen {
		return true, nil
	}
	stdModulesMutex.Lock()
	defer stdModulesMutex.Unlock()

	fmt.Fprintf(stdModulesStdin, "%s\n", m.Name)

	stdoutReader := bufio.NewReader(stdModulesStdout)
	line, err := stdoutReader.ReadString('\n')
	if err != nil {
		return false, err
	}
	if len(line) == 0 {
		return false, fmt.Errorf("unexpected empty output from std_modules")
	}

	isStd, err := strconv.ParseBool(strings.TrimSpace(line))
	if err != nil {
		return false, err
	}

	if isStd {
		stdModulesSeen[m.Name] = struct{}{}
		return true, nil
	}
	return false, nil
}