public static int?Integer(PlSqlParser.NumericContext context)
{
if (context == null)
{
return(null);
}
var text = context.GetText();
int value;
if (!Int32.TryParse(text, out value))
{
throw new ParseCanceledException(String.Format("Numeric '{0}' is not an integer.", text));
}
return(value);
}
public static int?PositiveInteger(PlSqlParser.NumericContext context)
{
if (context == null)
{
return(null);
}
var text = context.GetText();
if (!Int32.TryParse(text, out var value))
{
throw new ParseCanceledException($"Numeric '{text}' is not an integer.");
}
if (value < 0)
{
throw new ParseCanceledException($"Integer '{text}' is not positive.");
}
return(value);
}