search: convert foo() to foo\(\) in queries
Created by: ijt
Fixes #3214
Test plan: unit test, including the tricky case of (\()
CC @keegancsmith, @ryan-blunden, @sqs
Created by: ijt
Fixes #3214
Test plan: unit test, including the tricky case of (\()
CC @keegancsmith, @ryan-blunden, @sqs