stdlib/builtin/symbol.rbs in rbs-0.3.1 vs stdlib/builtin/symbol.rbs in rbs-0.4.0

@@ -150,10 +150,10 @@
   def inspect: () -> String
 
   # In general, `to_sym` returns the Symbol corresponding to an object. As *sym*
   # is already a symbol, `self` is returned in this case.
   #
-  def intern: () -> self
+  def intern: () -> Symbol
 
   # Same as `sym.to_s.length`.
   #
   def length: () -> Integer