[ARROW-18247] [JS] RangeError in Vector.toArray()

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 9.0.0, 10.0.0
• Fix Version/s: 11.0.0
• Component/s: JavaScript
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/33430
• Assignee: thomas sarlandie
• Reporter: thomas sarlandie
• Created: 04/Nov/22 03:32
• Updated: 11/Jan/23 11:59
• Resolved: 11/Dec/22 13:20

Description

`vector.toArray()` throws a `RangeError: offset is out of bounds` exception when it is called on a vector created with two or more `arrow.Data` objects and at least one has been padded for memory alignment.

 

See reproduction here: https://observablehq.com/d/14488c116b338560

Issue Links

• links to: GitHub Pull Request #14587