Function validateStringList

pkg/lib/configreader/string_list.go:93–147

(val []string, v *StringListValidation)

}

func validateStringList(val []string, v *StringListValidation) ([]string, error) {
	if v.RequireCortexResources {
		if err := checkOnlyCortexResources(val); err != nil {
			return nil, err
		}
	} else if !v.AllowCortexResources {
		if err := checkNoCortexResources(val); err != nil {
			return nil, err
		}
	}

	if !v.AllowEmpty {
		if val != nil && len(val) == 0 {
			return nil, ErrorCannotBeEmpty()
		}
	}

	if v.DisallowDups {
		if dups := slices.FindDuplicateStrs(val); len(dups) > 0 {
			return nil, ErrorDuplicatedValue(dups[0])
		}
	}

	if v.MinLength != 0 {
		if len(val) < v.MinLength {
			return nil, ErrorTooFewElements(v.MinLength)
		}
	}

	if v.MaxLength != 0 {
		if len(val) > v.MaxLength {
			return nil, ErrorTooManyElements(v.MaxLength)
		}
	}

	for _, invalidLength := range v.InvalidLengths {
		if len(val) == invalidLength {
			return nil, ErrorWrongNumberOfElements(v.InvalidLengths)
		}
	}

	if v.ElementStringValidation != nil {
		for i, element := range val {
			err := ValidateStringVal(element, v.ElementStringValidation)
			if err != nil {
				return nil, errors.Wrap(err, s.Index(i))
			}
		}
	}

	if v.Validator != nil {
		return v.Validator(val)
	}
	return val, nil
}