Function Validate

config/config.go:70–141

Validate validates given config instance, it checks the following If formatters, rules are registered/known If arguments to rules are valid If version is valid and at least minimum than commitlint version used

(conf *lint.Config)

// If arguments to rules are valid
// If version is valid and at least minimum than commitlint version used
func Validate(conf *lint.Config) []error {
	var errs []error

	err := isValidVersion(conf.MinVersion)
	if err != nil {
		errs = append(errs, err)
	}

	if conf.Formatter == "" {
		errs = append(errs, errors.New("formatter is empty"))
	} else {
		_, ok := registry.GetFormatter(conf.Formatter)
		if !ok {
			errs = append(errs, fmt.Errorf("unknown formatter '%s'", conf.Formatter))
		}
	}

	// Check Severity Level
	if !isSeverityValid(conf.Severity.Default) {
		errs = append(errs, fmt.Errorf("unknown default severity level '%s'", conf.Severity.Default))
	}

	for ruleName, sev := range conf.Severity.Rules {
		// Check Severity Level of rule config
		if !isSeverityValid(sev) {
			errs = append(errs, fmt.Errorf("unknown severity level '%s' for rule '%s'", sev, ruleName))
		}
	}

	for _, ruleName := range conf.Rules {
		// Check if rule is registered
		_, ok := registry.GetRule(ruleName)
		if !ok {
			errs = append(errs, fmt.Errorf("unknown rule '%s'", ruleName))
			continue
		}
	}

	// Check for duplicate rules
	ruleSeen := make(map[string]struct{}, len(conf.Rules))
	for _, ruleName := range conf.Rules {
		if _, exists := ruleSeen[ruleName]; exists {
			errs = append(errs, fmt.Errorf("duplicate rule '%s' in rules list", ruleName))
		} else {
			ruleSeen[ruleName] = struct{}{}
		}
	}

	for ruleName, ruleSetting := range conf.Settings {
		// Check if rule is registered
		ruleData, ok := registry.GetRule(ruleName)
		if !ok {
			errs = append(errs, fmt.Errorf("unknown rule '%s'", ruleName))
			continue
		}

		err := ruleData.Apply(ruleSetting)
		if err != nil {