While running the command pgxn install pgxn_utils
Getting the error:
INFO: best version: pgxn_utils 0.1.4
INFO: saving /var/folders/kn/b8b9x9yn683cjfkl1xd9jjwh0000gn/T/tmpnb50s2nv/pgxn_utils-0.1.4.zip
INFO: unpacking: /var/folders/kn/b8b9x9yn683cjfkl1xd9jjwh0000gn/T/tmpnb50s2nv/pgxn_utils-0.1.4.zip
INFO: building extension
make: Nothing to be done for `all'.
INFO: installing extension
gem install --no-rdoc --no-ri ./pkg/pgxn_utils-0.1.4.gem
ERROR: While executing gem ... (OptionParser::InvalidOption)
invalid option: --no-rdoc
make: *** [install] Error 1
ERROR: command returned 2: make PG_CONFIG=/Users/spartacus/.pgenv/pgsql/bin/pg_config install
How to solve this?