Hi Michel, Thanks for the report. Thibault reduced the problem, we will track it here:
https://www.macruby.org/trac/ticket/690 Laurent On May 5, 2010, at 2:11 AM, Michel Steuwer wrote: > Hi everyone, > yesterday i migrated my little MacRuby project to 0.6 and i found a kind of > strange behavior in a comparison between a string and nil. In MacRuby 0.5 the > line worked as expected. > I get the following error message in a comparison between a string on the > left and nil on the right: > can't convert nil into String (TypeError) > > I made a little demo project to show the problem. > The string i want to compare comes out of a userInfo dictionary i get when > iTunes send a notification through the NSDistributredNotificationCenter. > In the demo project the error occurs, if you play, pause, or skip a song in > iTunes (every time i get a notification from iTunes). > > So here the code in which the error occurs: > > def songChanged(notification) > NSLog("notification.userInfo[Name] > #{notification.userInfo['Name']}.") > NSLog("notification.userInfo[Name].nil? > #{notification.userInfo['Name'].nil?}.") > NSLog("notification.userInfo[Name].class > #{notification.userInfo['Name'].class}.") > NSLog("notification.userInfo[Name] != nil > #{notification.userInfo['Name'] != nil}") > end > > The method receives a notification from iTunes and the last line in the > method fails ( notification.userInfo['Name'] != nil ). > > I don't know where the problem is, but i guess the comparison should just > return false. One again, in MacRuby 0.5 the line worked as expected. > > You can find the hole demo project at: > http://github.com/michelSt/MacRubyBug > > Thanks, > Michel > -- > Michel Steuwer | [email protected] > > _______________________________________________ > MacRuby-devel mailing list > [email protected] > http://lists.macosforge.org/mailman/listinfo.cgi/macruby-devel
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