Checks the rows follow-service.ts reads from follows to answer what a
user follows.
f
isFollowRow(obj: unknown): obj is FollowRow
Checks whether obj, a row getFollowStatus selected, is a
FollowRow.
I
FollowRow
Read by getFollowStatus. Exactly one of followed_user_id and
followed_playlist_id is set, as the table's CHECK constraint requires.
Usage
import * as mod from "api/model/follow.ts";