type Query {
    """The default unnamend repository."""
    defaultRepository: Repository
    """Access a repository by reference/name."""
    repository(ref: String!): Repository
}

type Mutation {
    """Create a new bug"""
    newBug(input: NewBugInput!): NewBugPayload!
    """Add a new comment to a bug"""
    addComment(input: AddCommentInput!): AddCommentPayload!
    """Add or remove a set of label on a bug"""
    changeLabels(input: ChangeLabelInput): ChangeLabelPayload!
    """Change a bug's status to open"""
    openBug(input: OpenBugInput!): OpenBugPayload!
    """Change a bug's status to closed"""
    closeBug(input: CloseBugInput!): CloseBugPayload!
    """Change a bug's titlel"""
    setTitle(input: SetTitleInput!): SetTitlePayload!
    """Commit write the pending operations into storage. This mutation fail if nothing is pending"""
    commit(input: CommitInput!): CommitPayload!
    """Commit write the pending operations into storage. This mutation succed if nothing is pending"""
    commitAsNeeded(input: CommitAsNeededInput!): CommitAsNeededPayload!
}