GraphiQL open_in_new

# `IssueTimelineItem`

An item in an issue/pull request timeline

## GraphQL Schema definition `

- union IssueTimelineItem = Commit | PullRequestReview | PullRequestReviewThread | PullRequestReviewComment | IssueComment | ClosedEvent | ReopenedEvent | SubscribedEvent | UnsubscribedEvent | MergedEvent | ReferencedEvent | MentionedEvent | AssignedEvent | UnassignedEvent | LabeledEvent | UnlabeledEvent | MilestonedEvent | DemilestonedEvent | RenamedEvent | LockedEvent | UnlockedEvent | DeployedEvent | HeadRefDeletedEvent | HeadRefRestoredEvent | HeadRefForcePushedEvent | BaseRefForcePushedEvent | ReviewRequestedEvent | ReviewRequestRemovedEvent | ReviewDismissedEvent

`