[sword-devel] mod2osis - linked verses ....

[Troy A. Griffitts]

>>>   // have to increment in case you don't get in the loop body
>>>   endRange.increment();
>>>   // check error so that if you are on the last verse in the 
>>> versification, you don't loop forever.
>>>   while (!endRange.Error() && myModule.isLinked(myKey, endRange)) {
>>>          endRange.increment();
>>>   }
>>
>> At this point Error() (in the code below) will always return false.  
>> It is cleared in the while loop above.  Error() returns the error code 
>> and brings low the error bit.
> 
> If endRange.Error() has returned true and myModule.isLinked(myKey, 
> endRange) returns false, exiting the loop, the call to myModule.isLinked 
> will set error on endRange?

No, simply the endRange.Error() call above will ALWAYS result in the 
endRange.Error() call below to be false.  The reason is that Error() 
returns AND resets the error flag.

> 

>>
>>
>>
>>>   // If you hit the last verse you don't need to decrement
>>>   if (!endRange.Error()) {
>>>       endRange.decrement();
>>>   }
>>>   // test to see that you have a range.
>>>   if (myKey != endRange) {
>>>      ... then I have a range ...
>>>   }
>>
>>
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