ServiceStack.RestRoute.GetUrlVariables C# (CSharp) Метод

        private IEnumerable<string> GetUrlVariables(string path)
        {
            var components = path.Split(PathSeparatorChars);
            foreach (var component in components)
            {
                if (IsNullOrEmpty(component))
                {
                    continue;
                }

                if (component.Contains(VariablePrefix) || component.Contains(VariablePostfix))
                {
                    var variableName = component.Substring(1, component.Length - 2);

                    // Accept only variables matching this format: '/{property}/'
                    // Incorrect formats: '/{property/' or '/{property}-some-other-text/'
                    // I'm not sure that the second one will be parsed correctly at server side.
                    if (component[0] != VariablePrefixChar || component[component.Length - 1] != VariablePostfixChar || variableName.Contains(VariablePostfix))
                    {
                        this.AppendError("Component '{0}' can not be parsed".Fmt(component));
                        continue;
                    }

                    yield return variableName;
                }
            }
        }