message: utils: antlr4 simple parser
diff: @@ -81,8 +81,10 @@ class Antlr4parser():
  raise ValueError(group_type)
  def _id(self, t):
  - assert t.isidentifier(), t
  + assert t[0] == "'" or t.isidentifier(), t
  is_terminal = t[0] == "'"
  + if is_terminal:
  + t = t[1:-1]
  return Antlr4Symbol(t, is_terminal)
  def _any(self):
  