private static string ParseTimeSpanAssumptions(string timeSpan, TimeSpanAssumption noColonAssumption)
{
if (timeSpan != null && noColonAssumption != TimeSpanAssumption.None && timeSpan.IndexOf(':') == -1)
{
switch (noColonAssumption)
{
case TimeSpanAssumption.Seconds:
timeSpan = "00:00:" + timeSpan;
break;
case TimeSpanAssumption.Minutes:
timeSpan += ":00";
break;
case TimeSpanAssumption.Hours:
timeSpan += ":00:00";
break;
case TimeSpanAssumption.Days:
timeSpan += ".0:00:00:00";
break;
}
}
return(timeSpan);
}
/// <summary>
/// Parses the time span. TimeSpan.Parse does not accept
/// a plus (+) designator, only minus (-). This parse method
/// accepts both. Does not throw any exceptions, but returns
/// false on failure. Return true on success.
/// </summary>
/// <param name="timeSpan">The time span.</param>
/// <param name="noColonAssumption">The no colon assumption.</param>
/// <param name="result">The result.</param>
/// <returns></returns>
public static bool TryParseTimeSpan(string timeSpan, TimeSpanAssumption noColonAssumption, out TimeSpan result)
{
if (timeSpan != null && timeSpan[0] == '+')
{
timeSpan = timeSpan.Substring(1);
}
timeSpan = ParseTimeSpanAssumptions(timeSpan, noColonAssumption);
return(TimeSpan.TryParse(timeSpan, out result));
}
/// <summary>
/// Parses the time span. TimeSpan.Parse does not accept
/// a plus (+) designator, only minus (-). This parse method
/// accepts both.
/// </summary>
/// <param name="timeSpan">The time span.</param>
/// <param name="noColonAssumption">The no colon assumption.</param>
/// <returns></returns>
public static TimeSpan ParseTimeSpan(string timeSpan, TimeSpanAssumption noColonAssumption)
{
if (timeSpan != null && timeSpan[0] == '+')
{
timeSpan = timeSpan.Substring(1);
}
timeSpan = ParseTimeSpanAssumptions(timeSpan, noColonAssumption);
if (timeSpan == "24:00")
{
timeSpan = "0:00:00";
}
return(TimeSpan.Parse(timeSpan));
}
private static string ParseTimeSpanAssumptions(string timeSpan, TimeSpanAssumption noColonAssumption)
{
if (timeSpan != null && noColonAssumption != TimeSpanAssumption.None && timeSpan.IndexOf(':') == -1)
{
switch (noColonAssumption)
{
case TimeSpanAssumption.Seconds:
timeSpan = "00:00:" + timeSpan;
break;
case TimeSpanAssumption.Minutes:
timeSpan += ":00";
break;
case TimeSpanAssumption.Hours:
timeSpan += ":00:00";
break;
case TimeSpanAssumption.Days:
timeSpan += ".0:00:00:00";
break;
}
}
return timeSpan;
}
/// <summary>
/// Parses the time span. TimeSpan.Parse does not accept
/// a plus (+) designator, only minus (-). This parse method
/// accepts both. Does not throw any exceptions, but returns
/// false on failure. Return true on success.
/// </summary>
/// <param name="timeSpan">The time span.</param>
/// <param name="noColonAssumption">The no colon assumption.</param>
/// <param name="result">The result.</param>
/// <returns></returns>
public static bool TryParseTimeSpan(string timeSpan, TimeSpanAssumption noColonAssumption, out TimeSpan result)
{
if (timeSpan != null && timeSpan[0] == '+')
{
timeSpan = timeSpan.Substring(1);
}
timeSpan = ParseTimeSpanAssumptions(timeSpan, noColonAssumption);
return TimeSpan.TryParse(timeSpan, out result);
}
/// <summary>
/// Parses the time span. TimeSpan.Parse does not accept
/// a plus (+) designator, only minus (-). This parse method
/// accepts both.
/// </summary>
/// <param name="timeSpan">The time span.</param>
/// <param name="noColonAssumption">The no colon assumption.</param>
/// <returns></returns>
public static TimeSpan ParseTimeSpan(string timeSpan, TimeSpanAssumption noColonAssumption)
{
if (timeSpan != null && timeSpan[0] == '+')
{
timeSpan = timeSpan.Substring(1);
}
timeSpan = ParseTimeSpanAssumptions(timeSpan, noColonAssumption);
if (timeSpan == "24:00")
timeSpan = "0:00:00";
return TimeSpan.Parse(timeSpan);
}
