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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/05/04 20:37:55 UTC

[GitHub] [arrow] nealrichardson commented on pull request #10196: ARROW-12575: [R] Use unary negative kernel

nealrichardson commented on pull request #10196:
URL: https://github.com/apache/arrow/pull/10196#issuecomment-832227640


   > @thisisnic could you add some tests with multiple unary negative operators stacked up. Maybe test with odd & even numbers of them, and parens also, e.g.
   > 
   > ```
   > ---2
   > -(-(-2))
   > --2
   > -(-(2))
   > ```
   
   Wouldn't this just be testing R's parser?


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