public NodeRegex(string re, string description, NodeRegexFlags flags,
int?layoutSliceBegin, int?layoutSliceEnd)
{
if (re == null)
{
throw new ArgumentNullException("re");
}
Regex = re;
NodeDescription = description;
Flags = flags;
LayoutSliceBegin = layoutSliceBegin;
LayoutSliceEnd = layoutSliceEnd;
WrapperThatMakesRegexNotSpecific = null;
WrapperThatMakesRegexConditional = null;
DateTimeFormat = null;
DateTimeCulture = null;
if (Regex == NotSpecificRegexp)
{
Flags |= NodeRegexFlags.IsNotSpecific;
}
StringLiteral = null;
}
private static NodeRegex GetDateNodeRegex(Syntax.Node dateRenderer, NodeRegexContext ctx)
{
var format = GetParamValue(dateRenderer, "format").FirstOrDefault();
if (string.IsNullOrEmpty(format))
{
format = "G";
}
var dateCulture = GetRendererCulture(dateRenderer);
var parserFormat = DateTimeFormatParsing.ParseDateTimeFormat(format, dateCulture, new FormatParsing_RegexBuilderHook()
{
ctx = ctx
});
NodeRegexFlags reFlags = NodeRegexFlags.None;
var fillDateMask = DateTimeFormatParsing.DateTimeFormatFlag.ContainsYear | DateTimeFormatParsing.DateTimeFormatFlag.ContainsMonth | DateTimeFormatParsing.DateTimeFormatFlag.ContainsDay;
if ((parserFormat.Flags & fillDateMask) == fillDateMask)
{
reFlags |= NodeRegexFlags.RepresentsDate;
}
var fillTimeMask = DateTimeFormatParsing.DateTimeFormatFlag.ContainsHour;
if ((parserFormat.Flags & fillTimeMask) == fillTimeMask)
{
reFlags |= NodeRegexFlags.RepresentsTime;
}
if ((reFlags & NodeRegexFlags.RepresentsDateOrTime) == 0)
{
reFlags |= NodeRegexFlags.IsIgnorable;
}
return(new NodeRegex(parserFormat.Regex, dateRenderer.Description,
reFlags, dateRenderer.NodeStart, dateRenderer.NodeEnd)
{
DateTimeFormat = format, DateTimeCulture = dateCulture.Name
});
}
