Wrong data shown if computed column with col() is before the referenced column

[hayo0o0o0]

Versions:
Kibana: 1.15.2
enhanced table: 12.2.2

Steps to reproduce:
To reproduce:
In dev tools:

PUT /testmetric
{
 "mappings": {

   "properties": {
    "a": {"type": "keyword"},
    "b": {"type": "keyword"}
   }

 }
}

POST testmetric/_bulk
{ "index":{} }
{ "a":"john doe","b":null }
{ "index":{} }
{ "a":"mary smith","b":"abcd" }
{ "index":{} }
{ "a":"mary smith","b":"efgh" }

enhanced table setup:

Result:

When i move the position to 2 or leave it empty the correct data is filled

[fbaligand]

I just reproduced the issue with col('test') formula.
That said, with col1 or col(1) or col['test'] syntax, it works fine.

[hayo0o0o0]

Thanks, unfortunately, col['test'] does not work for me as per issue #238, but indeed based on the index it works ok.

[fbaligand]

Great news: Enhanced Table v1.13.0 is out with this issue fixed!
Numerous other enhancements are also available.

Check it there:
https://github.com/fbaligand/kibana-enhanced-table/releases/tag/v1.13.0