class Rufo::Formatter

def visit_symbol_literal(node)
  # :foo
  #
  # [:symbol_literal, [:symbol, [:@ident, "foo", [1, 1]]]]
  #
  # A symbol literal not necessarily begins with `:`.
  # For example, an `alias foo bar` will treat `foo`
  # a as symbol_literal but without a `:symbol` child.
  visit node[1]
end