Re: bug in NSPropertyListSerialization +dataFromPropertyList:format:errorDescription:

FROM : Charles Srstka
DATE : Fri Oct 15 20:38:33 2004

On Oct 15, 2004, at 5:35 AM, j o a r wrote:

>
> On 2004-10-14, at 21.09, Eric Ocean wrote:
>

>> Before anyone writes to tell me that I should be initializing my
>> variables, I considered the NSPropertyListSerialization to *be* my
>> initializer. According to the documentation, it sets it to an
>> NSString * or nil.

>
> Yes, this is a bug (in the implementation and / or the documentation)
> - I have also filed a case for this problem.
>
> The workaround is to check if "data" is nil or not, and only ever
> access the error string if data is == nil.
>
> On 2004-10-15, at 12.10, Robert Martin wrote:
>

>> It looks like you're meant to be passing a pointer to an NSString,
>> but you are passing a pointer to nothing. Have you tried something
>> like:  NSString *error = [NSString string];  ?

>
> No, Eric did the right thing - your code is not meaningful. NSString
> is immutable, so what do you expect that the receiving method would do
> with the string object that you pass to it?


What if you initialize the error string with NSString *error = nil; ?

Charles