public static EcmaTimestamp ParseInternal(string inputString)
{
Guard.ArgumentNotNull(inputString, "inputString");
Match r = Regex.Match(inputString, "([+-]?\\d{3,6})-(\\d{2})-(\\d{2})(?:(?:T|\\s+)(\\d{2}):(\\d{2}):(\\d{2})(?:\\.(\\d{3}))?(Z|[+-]\\d{1,4})?)?");
if (r.Success)
{
long y = Int64.Parse(r.Groups[1].Value);
long m = Int64.Parse(r.Groups[2].Value);
long d = Int64.Parse(r.Groups[3].Value);
if (r.Groups[4].Success)
{
long h = Int64.Parse(r.Groups[4].Value);
long n = Int64.Parse(r.Groups[5].Value);
long s = Int64.Parse(r.Groups[6].Value);
long ms = r.Groups[7].Success ? Int64.Parse(r.Groups[7].Value) : 0;
long tz = (int)TimeZoneInfo.Local.BaseUtcOffset.TotalMilliseconds;
if (r.Groups[8].Success)
{
string tzStr = r.Groups[8].Value;
if (tzStr[0] == 'Z')
{
tz = 0;
}
else if (tzStr.Length <= 3)
{
tz = Int32.Parse(tzStr) * 864000;
}
else
{
tz = Int32.Parse(tzStr.Substring(0, tzStr.Length - 2)) * 864000 + Int32.Parse(tzStr.Substring(tzStr.Length - 2)) * 60000;
}
}
return(new EcmaTimestamp(EcmaTimestamp.GetTimestampUtc(0, 0, y, m - 1, d, h, n, s, ms - tz)));
}
return(new EcmaTimestamp(EcmaTimestamp.GetTimestampUtc(0, 0, y, m - 1, d)));
}
DateTime dt;
if (DateTime.TryParseExact(inputString, "ddd, dd MMM yyyy HH:mm:ss \\G\\M\\T", DateTimeFormatInfo.InvariantInfo, DateTimeStyles.AssumeUniversal, out dt))
{
return(EcmaTimestamp.FromNativeDateTime(dt));
}
int index1 = inputString.IndexOf('(');
int index2 = inputString.IndexOf(')');
if (index1 >= 0 && index2 >= 0 && DateTime.TryParseExact(inputString.Substring(0, index1), "ddd MMM dd yyyy HH:mm:ss \\G\\M\\Tzzz", DateTimeFormatInfo.InvariantInfo, DateTimeStyles.AllowWhiteSpaces, out dt))
{
return(EcmaTimestamp.FromNativeDateTime(dt));
}
return(DateTime.TryParse(inputString, out dt) ? EcmaTimestamp.FromNativeDateTime(dt) : EcmaTimestamp.Invalid);
}
public static EcmaValue Date([NewTarget] RuntimeObject constructor, [This] EcmaValue thisValue, params EcmaValue[] args)
{
if (constructor == null)
{
return(EcmaTimestamp.FromNativeDateTime(DateTime.Now).ToString());
}
EcmaTimestamp timestamp = default;
if (args.Length == 0)
{
timestamp = EcmaTimestamp.FromNativeDateTime(DateTime.UtcNow);
}
else if (args.Length == 1)
{
if (args[0].GetUnderlyingObject() is EcmaDate dt)
{
timestamp = dt.Timestamp;
}
else
{
EcmaValue primitive = args[0].ToPrimitive();
if (primitive.Type == EcmaValueType.String)
{
timestamp = ParseInternal((string)args[0]);
}
else
{
EcmaValue num = primitive.ToNumber();
timestamp = num.IsFinite ? new EcmaTimestamp(num.ToInt64()) : EcmaTimestamp.Invalid;
}
}
}
else
{
long[] checkedValues = new long[args.Length];
for (int i = 0, length = args.Length; i < length; i++)
{
if (!DatePrototype.ValidateArgument(args[i], out checkedValues[i]))
{
timestamp = EcmaTimestamp.Invalid;
}
}
if (timestamp.Value != EcmaTimestamp.Invalid.Value)
{
timestamp = new EcmaTimestamp(EcmaTimestamp.GetTimestamp(EcmaTimestamp.LocalEpoch.Value, 0, checkedValues));
}
}
thisValue.GetUnderlyingObject <EcmaDate>().Timestamp = timestamp;
return(thisValue);
}
public static EcmaValue Now()
{
return(EcmaTimestamp.FromNativeDateTime(DateTime.Now).Value);
}