void PopPreStack(string directive)
{
if (this.PreStack.Count == 0)
{
throw ParseException("{0} with no matching #if", directive);
}
PreDirectiveClass pdc = this.PreStack.Pop();
if (directive != "#endif" && pdc == PreDirectiveClass.Else)
{
throw ParseException("{0} after #else", directive);
}
}
void PopPreStack(string directive)
{
try {
PreDirectiveClass pdc = this.PreStack.Pop();
if (directive != "#endif" && pdc == PreDirectiveClass.Else)
{
throw new ParseException(directive + " after #else");
}
}
catch (InvalidOperationException) {
throw new ParseException(directive + " with no matching #if");
}
}
