Can not parse "," value in EVAL function argument

[DarshanLukhi]

Steps to Reproduce:

import splparser.parser
EVAL xrefs = mvjoin(mvzip('plugin.xrefs{}.type', 'plugin.xrefs{}.id', " #"), ",")

[harshcds1212]

@salspaugh we are also facing the same problem. Do you have any workaround?
Query :
| eval class=split(class, ",")