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lemonkey/waitForBlock.m

Forked from quellish/waitForBlock.m
Created October 28, 2016 01:14
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  1. @quellish quellish created this gist Aug 9, 2014.
    7 changes: 7 additions & 0 deletions waitForBlock.m
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,7 @@
    group = dispatch_group_create();
    dispatch_group_enter(group);
    [context performBlock:^{
    result = [context executeFetch:...
    dispatch_group_leave(group);
    }];
    groupResult = dispatch_group_wait(group, DISPATCH_TIME_FOREVER);