**Description:** The failure behavior of the filter is not documented. The documentation should mention that `_csvparsefailure` is added to `tags` upon failure. https://github.com/logstash-plugins/logstash-filter-csv/blob/30b2c232293f9b0e11bdc36938c32b15731de3e8/lib/logstash/filters/csv.rb#L171
Description:
The failure behavior of the filter is not documented. The documentation should mention that
_csvparsefailureis added totagsupon failure.logstash-filter-csv/lib/logstash/filters/csv.rb
Line 171 in 30b2c23