[ARROW-13793] [C++] Migrate ORCFileReader to Result<T>

• Type: Improvement
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 6.0.0
• Component/s: C++
• Labels: beginner easy pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/29419
• Assignee: Junwang Zhao
• Reporter: Antoine Pitrou
• Created: 30/Aug/21 12:27
• Updated: 11/Jan/23 08:35
• Resolved: 06/Sep/21 10:44

Description

ORCFileReader currently returns Status together with an out-pointer for most methods returning a useful value. New variants of these methods returning a Result<T> should be created, and the legacy variants be marked deprecated.

Issue Links

• links to: GitHub Pull Request #11065