How to use

ReturnControl

in

bsh

  public Object eval(CallStack callstack, Interpreter interpreter)
    throws EvalError
  {
    Object value;
    if(jjtGetNumChildren() > 0)
      value = ((SimpleNode)jjtGetChild(0)).eval(callstack, interpreter);
    else
      value = Primitive.VOID;

    return new ReturnControl( kind, value, this );
  }
}

@Override
public Object visit(BSHReturnStatement node) {
  Object value;
  if(node.jjtGetNumChildren() > 0)
    value = ((SimpleNode)node.jjtGetChild(0)).accept(this);
  else
    value = Primitive.VOID;
  return new ReturnControl( node.kind, value, node );
}