search/query: guard against nil Pattern in PatternString (!35631) · Merge requests · Administrator / sourcegraph

Administrator requested to merge k/20220518-pattern-nil-2 into main May 18, 2022

Created by: keegancsmith

I noticed this while reading the code. I don't know if this can happen in practice, but we gaurd against nil everywhere else.

Test Plan: CI

search/query: guard against nil Pattern in PatternString