class Prism::DotVisitor

def visit_string_node(node)

Visit a StringNode node. 
def visit_string_node(node)
  table = Table.new("StringNode")
  id = node_id(node)
  # flags
  table.field("flags", string_flags_inspect(node))
  # opening_loc
  unless (opening_loc = node.opening_loc).nil?
    table.field("opening_loc", location_inspect(opening_loc))
  end
  # content_loc
  table.field("content_loc", location_inspect(node.content_loc))
  # closing_loc
  unless (closing_loc = node.closing_loc).nil?
    table.field("closing_loc", location_inspect(closing_loc))
  end
  # unescaped
  table.field("unescaped", node.unescaped.inspect)
  digraph.nodes << <<~DOT
    #{id} [
      label=<#{table.to_dot.gsub(/\n/, "\n  ")}>
    ];
  DOT
  super
end