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Add support for octal digits in character classes #5645

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anthony-chang
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Closes #4862

This PR adds support for octal digits within regular expression character classes.

Signed-off-by: Anthony Chang antchang@nvidia.com

Signed-off-by: Anthony Chang <antchang@nvidia.com>
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@anthony-chang anthony-chang self-assigned this May 25, 2022
@anthony-chang anthony-chang marked this pull request as ready for review May 26, 2022 16:33
@anthony-chang anthony-chang requested a review from andygrove May 26, 2022 16:33
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This looks good based on the tests but how is this supported now? Are we transpiling the character range in this case to something that cuDF supports?

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This looks good based on the tests but how is this supported now? Are we transpiling the character range in this case to something that cuDF supports?

Ah, never mind. I see now that we simply parse the octal digit as a RegexChar now.

@sameerz sameerz added the bug Something isn't working label May 26, 2022
@sameerz sameerz added this to the May 23 - Jun 3 milestone May 26, 2022
@anthony-chang anthony-chang merged commit 781607b into NVIDIA:branch-22.06 May 26, 2022
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[FEA] Add support for regular expressions containing octal digits inside character classes , eg[\0177]
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