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https://issues.apache.org/jira/browse/ARROW-2765?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16528181#comment-16528181
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Brian Hulette commented on ARROW-2765:
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To be consistent with JS typed arrays, I think {{Vector.map}} should return the
same type as the source vector, and we can add {{Vector.from(source, f)}} to
change types. What do you think of that [~paul.e.taylor]?
> [JS] add Vector.map
> -------------------
>
> Key: ARROW-2765
> URL: https://issues.apache.org/jira/browse/ARROW-2765
> Project: Apache Arrow
> Issue Type: New Feature
> Components: JavaScript
> Reporter: Brian Hulette
> Priority: Major
> Fix For: JS-0.4.0
>
>
> Add {{Vector.map(f)}} that returns a new vector transformed with {{f}}
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