public static async Task DepraseAsync(this IIniKeyValuePair @this, TextWriter writer)
        {
            if (!string.IsNullOrWhiteSpace(@this.Key) && !string.IsNullOrWhiteSpace(@this.Value))
            {
                await writer.WriteAsync($"{@this.Key}={@this.Value}");
            }

            if (!string.IsNullOrWhiteSpace(@this.Summary))
            {
                await writer.WriteAsync($"; {@this.Summary}");
            }
        }
 public static Task DepraseAsync(this IIniKeyValuePair @this, Stream stream) => @this.DepraseAsync(new StreamWriter(stream));