class Prism::DotVisitor

def visit_pinned_expression_node(node)

Visit a PinnedExpressionNode node. 
def visit_pinned_expression_node(node)
  table = Table.new("PinnedExpressionNode")
  id = node_id(node)
  # expression
  table.field("expression", port: true)
  digraph.edge("#{id}:expression -> #{node_id(node.expression)};")
  # operator_loc
  table.field("operator_loc", location_inspect(node.operator_loc))
  # lparen_loc
  table.field("lparen_loc", location_inspect(node.lparen_loc))
  # rparen_loc
  table.field("rparen_loc", location_inspect(node.rparen_loc))
  digraph.nodes << <<~DOT
    #{id} [
      label=<#{table.to_dot.gsub(/\n/, "\n  ")}>
    ];
  DOT
  super
end