code: @Deprecated
      public static void addReturnIfNeeded(MethodNode node) {
          ReturnAdder adder = new ReturnAdder();
          adder.visitMethod(node);
      }
docs: Adds return statements in method code whenever an implicit return is detected.
  @param node the method node where to add return statements
  @deprecated Use {@link #visitMethod(org.codehaus.groovy.ast.MethodNode)} instead