Code example for ListIterator

Methods: addnextprevious

0
       * current statement. The current statement will have already been 
       * returned from the current iterator's next(), so we have to backshuffle 
       * one step to get in front of it. 
       */ 
      ListIterator<JsStatement> itr = itrStack.peek();
      itr.previous();
      itr.add(x.makeStmt());
      itr.next();
      ctx.replaceMe(x.getName().makeRef(x.getSourceInfo().makeChild()));
    } 
 
    // Dive into the function itself. 
    scopeStack.push(x.getBody());
    return true; 
  } 
 
  @Override 
  public boolean visit(JsProgram x, JsContext ctx) {
    scopeStack.push(x.getGlobalBlock());
    return true; 
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