Print personal information as a list on a custom keyboard

keyboard-extension

    [self requestSupplementaryLexiconWithCompletion:^(UILexicon *lex){
        NSMutableString *s = [NSMutableString new];
        for (UILexiconEntry *e in lex.entries)
        {
            [s appendFormat:@"%@ -> %@\n", e.userInput, e.documentText];
        }
        dispatch_async(dispatch_get_main_queue(), ^{
            UITextView *textView = [[UITextView alloc] initWithFrame:self.view.bounds];
            textView.text = s;
            [self.view addSubview:textView];
        });
    }];