Merge branch 'es/grep-require-name-when-needed'
authorJunio C Hamano <gitster@pobox.com>
Mon, 17 Jun 2019 17:15:14 +0000 (10:15 -0700)
committerJunio C Hamano <gitster@pobox.com>
Mon, 17 Jun 2019 17:15:14 +0000 (10:15 -0700)
More parameter validation.

* es/grep-require-name-when-needed:
  grep: fail if call could output and name is null


Trivial merge