+[NSURL URLWithString:] throws an exception if string is nil

Originator:vincent.gable
Number:rdar://6810626 Date Originated:2009-04-20
Status:Behaves correctly Resolved:2009-04-29
Product:Mac OS X/iPhone OS Product Version:10.5.6 / 2.2.1
Classification: Reproducible:Always
 
20-Apr-2009 10:17 PM Vincent Gable:
Summary:
[NSURL URLWithString:nil]; throws exception 'NSInvalidArgumentException', reason: '*** -[NSURL initWithString:relativeToURL:]: nil string parameter'

Documentation says:
"Return Value
An NSURL object initialized with URLString. If the string was malformed, returns nil."
no mention of an exception being thrown.


Steps to Reproduce:
execute 
[NSURL URLWithString:nil];


Expected Results:
nil


Actual Results:
An exception is thrown, app "crashes".


Regression:
Unknown


Notes:
Tested on Mac OS X 10.5.6, iPhone simulator on same with 2.2.1 iPhone OS; 3G iPhone with 2.2.1 OS.

Comments

Looks like this changed in 10.7 so +URLWithString: handles nil strings.

By mike.abdullah at Nov. 15, 2012, 5:34 p.m. (reply...)

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