[C++] RETURN_IF_ERROR(ctx) should be namespaced #22384
Description
RETURN_IF_ERROR is a common macro, it shouldn't be exposed in a header file without namespacing to Arrow.
Reporter: Micah Kornfield / @emkornfield
Assignee: Micah Kornfield / @emkornfield
PRs and other links:
Note: This issue was originally created as ARROW-5976. Please see the migration documentation for further details.