Serilog.Sinks.RollingFile.Sinks.RollingFile.Specifier class Specifier Documentation Code public static readonly Specifier Date public static readonly Specifier HalfHour public static readonly Specifier Hour public const string OldStyleDateToken = "{0}" public string Format { get; } public TimeSpan Interval { get; } public string Name { get; } public string Token { get; } public static bool TryGetSpecifier(string template, out Specifier specifier) public DateTime GetCurrentCheckpoint(DateTime instant) public DateTime GetNextCheckpoint(DateTime instant)