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https://issues.apache.org/jira/browse/ARROW-4800?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16809779#comment-16809779
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Francois Saint-Jacques commented on ARROW-4800:
-----------------------------------------------
LLVM types:
*
[Expected|https://github.com/llvm/llvm-project/blob/master/llvm/include/llvm/Support/Error.h#L433]
*
[ErrorOr|https://github.com/llvm/llvm-project/blob/master/llvm/include/llvm/Support/ErrorOr.h#L26]
*
[Optional|https://github.com/llvm/llvm-project/blob/master/llvm/include/llvm/ADT/Optional.h]
> [C++] Create/port a StatusOr implementation to be able to return a status or
> a type
> -----------------------------------------------------------------------------------
>
> Key: ARROW-4800
> URL: https://issues.apache.org/jira/browse/ARROW-4800
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Affects Versions: 0.14.0
> Reporter: Micah Kornfield
> Priority: Minor
>
> Example from grpc:
> https://github.com/protocolbuffers/protobuf/blob/master/src/google/protobuf/stubs/statusor.h
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