old_contents: from rupypy.module import ClassDef
  from rupypy.objects.objectobject import W_BaseObject
  
  class W_SymbolObject(W_BaseObject):
      _immutable_fields_ = ["symbol"]
      classdef = ClassDef("Symbol", W_BaseObject.classdef)
  
      def __init__(self, symbol):
          self.symbol = symbol
  
      def symbol_w(self, space):
          return self.symbol
  
      @classdef.method("to_s")
      def method_to_s(self, space):
          return space.newstr_fromstr(self.symbol)
new_contents: from rupypy.module import ClassDef
  from rupypy.objects.objectobject import W_BaseObject
  
  class W_SymbolObject(W_BaseObject):
      _immutable_fields_ = ["symbol"]
      classdef = ClassDef("Symbol", W_BaseObject.classdef)
  
      def __init__(self, symbol):
          self.symbol = symbol
  
      def symbol_w(self, space):
          return self.symbol
  
      @classdef.method("to_s")
      def method_to_s(self, space):
          return space.newstr_fromstr(self.symbol)
  
      @classdef.method("<=>")
      def method_comparator(self, space, w_other):
          assert isinstance(w_other, W_SymbolObject)
          s1 = space.symbol_w(self)
          s2 = space.symbol_w(w_other)
          if s1 < s2:
              return space.newint(-1)
          elif s1 == s2:
              return space.newint(0)
          elif s1 > s2:
              return space.newint(1)
  
subject: Add <=> to SymbolObject