func ToYAMLPath(path string) Path {
	p := PathFromString(path)
	for i := range p {
		p[i] = firstCharToLowerCase(p[i])
	}
	return p
}

// ToYAMLPathString converts a path string such that the first letter of each path element is lower case.
func ToYAMLPathString(path string) string {
	return ToYAMLPath(path).String()
}

// IsValidPathElement reports whether pe is a valid path element.

	if util.IsValueNil(val) || util.IsEmptyString(val) {
		if checkRequired && requiredValues[pstr] {
			return util.NewErrs(fmt.Errorf("field %s is required but not set", util.ToYAMLPathString(pstr)))
		}
		msg += fmt.Sprintf("validate %s: OK (empty value)", pstr)
		scope.Debug(msg)
		return nil
	}

	vf, ok := getValidationFuncForPath(validations, path)
	if !ok {