private static ICharacterSource ResolveSource(Resolver resolver, string parent, ICharacterSource source)
{
try
{
return(new StringSource("&<resolved>", resolver(parent, source.Build())));
}
catch (KeyNotFoundException)
{
throw new SourceError(source, "Name could not be resolved.");
}
}
public LiteralExpression(ICharacterSource value)
{
var str = value.Build();
if (str.Length > 2 && str.ToLower().StartsWith("0x") && long.TryParse(str.Substring(2), NumberStyles.HexNumber, CultureInfo.InvariantCulture, out long hexValue))
{
Value = hexValue;
}
else if (long.TryParse(str, out long decimalValue))
{
Value = decimalValue;
}
else
{
throw new SourceError(value, "Invalid literal.");
}
}