digraph TypeHierarchy {
  graph [rankdir=BT bgcolor="transparent"]
  { node [style=filled,shape=box]
    { node [fillcolor="#f7fbff"]
      Data
      Element
      Bits Num
      Aggregate
      VecLike
      "Chisel Internal"
    }
    { node [fillcolor="#e5f5e0"]
      Bool UInt SInt FixedPoint
      Reset
      AsyncReset
      Record
      Bundle
      Vec
      "Chisel Types"
    }
    { node [fillcolor="#fcbba1"]
      "User Types"
      Ellipsis [label="..."]
    }

    subgraph cluster_data_hierarchy {
      color=transparent
      Element
      Bits Num
      Reset
      Bool UInt SInt FixedPoint
      color=transparent
      Aggregate
      VecLike
      Record
      Bundle
      Vec

      {Aggregate Element} -> Data
      {Bits Reset} -> Element
      {FixedPoint SInt UInt} -> {Bits Num}
      Bool -> {UInt Reset}
      Ellipsis -> Bundle -> Record -> Aggregate
      Vec -> {Aggregate VecLike}
      AsyncReset -> {Element Reset}
    }
    subgraph cluster_legend {
      label=Legend
      "User Types" -> "Chisel Types" -> "Chisel Internal"
    }
  }
}