[
https://issues.apache.org/jira/browse/ARROW-13861?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17471274#comment-17471274
]
Dominik Moritz edited comment on ARROW-13861 at 1/16/22, 5:41 PM:
------------------------------------------------------------------
In https://github.com/apache/arrow/pull/10371 you can do
{code:js}
const vector = vectorFromArray([[1, 2], [2, 3]], new List(Field.new({ name:
'field', type: new Uint8 })));
console.log(vector.toArray());
{code}
was (Author: domoritz):
In https://github.com/apache/arrow/pull/10371 you can do
{code:js}
const vector = vectorFromArray([[1, 2], [2, 3]], new List(Field.new({ name:
'field', type: new Uint8 })));
console.log(vector.toArray());
{code}
```
> [JS] Create Field with List type will throw error
> -------------------------------------------------
>
> Key: ARROW-13861
> URL: https://issues.apache.org/jira/browse/ARROW-13861
> Project: Apache Arrow
> Issue Type: Bug
> Components: JavaScript
> Affects Versions: 5.0.0
> Reporter: zizhao.chen
> Priority: Major
> Labels: arrow
>
>
> const field_vector=new ApacheArrow.Field(
> "field_vector",
> new ApacheArrow.List(new ApacheArrow.Float32(), 4),
> false
> );
>
> Will throw error{color:#FF0000} TypeError: Cannot read property 'children' of
> undefined{color}
> Source code:
> [https://github.com/apache/arrow/blob/master/js/src/schema.ts#L137]
>
> If it's a bug, i'd like to fix this.
>
--
This message was sent by Atlassian Jira
(v8.20.1#820001)
