expr main (on face value)
let message "`at face value is more idiomatic and more common."
let description "Corrects `on face value` to the more usual `at face value`."
let kind "WordChoice"
let becomes "at face value"
test "Obviously what you want is possible and on face value it's a trivial change on our end." "Obviously what you want is possible and at face value it's a trivial change on our end."