func()

in internal/azure/types/string_type.go [26:56]

• 29 lines of code
• 11 McCabe index (conditional complexity)

func (s *StringType) Validate(body interface{}, path string) []error {
	if body == nil {
		return nil
	}
	v, ok := body.(string)
	if !ok {
		return []error{utils.ErrorMismatch(path, "string", fmt.Sprintf("%T", body))}
	}
	if v == "" {
		// unknown values will be converted to "", skip validation for now
		// TODO: improve the validation to support unknown values
		return nil
	}
	if s.MinLength != nil && len(v) < *s.MinLength {
		return []error{utils.ErrorCommon(path, fmt.Sprintf("string length is less than %d", *s.MinLength))}
	}
	if s.MaxLength != nil && len(v) > *s.MaxLength {
		return []error{utils.ErrorCommon(path, fmt.Sprintf("string length is greater than %d", *s.MaxLength))}
	}
	if s.Pattern != "" {
		isMatch, err := regexp.Match(s.Pattern, []byte(v))
		if err != nil {
			log.Printf("[WARN] failed to match pattern %s: %s", s.Pattern, err)
			return nil
		}
		if !isMatch {
			return []error{utils.ErrorCommon(path, fmt.Sprintf("string does not match pattern %s", s.Pattern))}
		}
	}
	return nil
}