anchor.diff:    UNKNOWN
   }
   
  +"""Autogenerated input type of MergeBranch"""
  +input MergeBranchInput {
  +  """
  +  The Node ID of the Repository containing the base branch that will be modified.
  +  """
  +  repositoryId: ID!
  +
  +  """
  +  The name of the base branch that the provided head will be merged into.
  +  """
  +  base: String!
  +
  +  """
  +  The head to merge into the base branch. This can be a branch name or a commit GitObjectID.
  +  """
  +  head: String!
  +
  +  """
  +  Message to use for the merge commit. If omitted, a default will be used.
  +  """
  +  commitMessage: String
  +
  +  """A unique identifier for the client performing the mutation."""
  +  clientMutationId: String
  +}
  +
  +"""Autogenerated return type of MergeBranch"""
  +type MergeBranchPayload {
  +  """A unique identifier for the client performing the mutation."""
  +  clientMutationId: String
  +
  +  """The resulting merge Commit."""
  +  mergeCommit: Commit
  +}
  +
   """Represents a 'merged' event on a given pull request."""
   type MergedEvent implements Node & UniformResourceLocatable {
     """Identifies the actor who performed the event."""
  
positive.code: 
    """The project is closed."""
    CLOSED
  }
  
  """A user's public key."""
  
negative.code: 
    """Update a Git Ref."""
    updateRef(input: UpdateRefInput!): UpdateRefPayload
  
    """Update information about a repository."""
    updateRepository(input: UpdateRepositoryInput!): UpdateRepositoryPayload
  
    """Updates the state for subscribable subjects."""
    updateSubscription(input: UpdateSubscriptionInput!): UpdateSubscriptionPayload
  