Xcode碰到的奇怪问题 - V2EX
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Xcode碰到的奇怪问题

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  •   Cwind 2012-10-07 22:40:07 +08:00 3891 次点击
    这是一个创建于 4821 天前的主题,其中的信息可能已经有所发展或是发生改变。
    先上图:
    事情经过是这样的:
    我之前在HandTheArrayNeedToDraw这个类里定义了一个方法:
    + (NSArray *)arrayNeedToDraw:(NSString *)name inManageObjectContext:(NSManagedObjectContext *)context;
    7 条回复    1970-01-01 08:00:00 +08:00
    Cwind
        1
    Cwind  
    OP
       2012-10-07 22:48:26 +08:00
    ⊙⊙ 不小心按到快捷键发出去了……
    接上文:
    后来我把这个方法改了,变成
    + (NSArray *)arrayNeedToDraw:(NSString *)name andCreatDate:(NSDate *)dateCreat inManageObjectContext:(NSManagedObjectContext *)context;
    然后开始报错,但是报错内容是关于前面那个方法非法的,非常奇怪,即便我把这一段全删掉还是会报这个错误。
    之后我尝试Shift+Command+k,如此一来报错倒是不会了,但是那个黄色的警告却还是没消失。
    有前辈知道这是什么问题吗?
    hldm723
        2
    hldm723  
       2012-10-07 22:59:19 +08:00
    指针没用过
    Cwind
        3
    Cwind  
    OP
       2012-10-07 23:04:44 +08:00
    @hldm723 这里array我是还没用过,所以会有后面那个警告,但是我的问题是前面那一个莫名其妙的警告。事实上就算后面把用了array,前面那个警告还是不会消失……
    lldong
        4
    lldong  
       2012-10-07 23:10:15 +08:00   1
    rm -r ~/Library/Developer/Xcode/DerivedData 试试看?
    Cwind
        5
    Cwind  
    OP
       2012-10-07 23:21:26 +08:00
    @lldong 问题解决了,十分感谢,请问大概为什么会出现这种问题呢?
    lldong
        6
    lldong  
       2012-10-07 23:41:40 +08:00   2
    一个很讨厌的bug,有时Xcode对代码做分析的缓存没有及时更新就会这样,会出现莫名其妙的报错,代码高亮或代码补全失效,删掉让它重新indexing就可以了,在organizer里面的project那栏里面也可以删
    Cwind
        7
    Cwind  
    OP
       2012-10-07 23:46:59 +08:00
    @lldong 学习了,再次感谢:D
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