SwfDotNet.IO.ByteCode.Compiler.CollapsPushActions C# (CSharp) Method

        private void CollapsPushActions(ArrayList actionRecord)
        {
            int i = 0;
            bool isPush;

            while (i<(actionRecord.Count-1)) {

                isPush = actionRecord[i] is ActionPush;
                if (isPush) {

                    int j = i;
                    int count = 1;

                    do {
                        i++;
                        if (i<actionRecord.Count) {
                            isPush=(actionRecord[i] is ActionPush);
                            if (isPush) count++;
                        }
                    } while ((isPush)&&(i<actionRecord.Count));

                    if (count>1) {
                        ActionPush[] pushList = new ActionPush[count];
                        actionRecord.CopyTo(j,pushList,0,count);

                        actionRecord.RemoveRange(j,count);
                        ActionPushList pl = new ActionPushList(pushList);
                        actionRecord.Insert(j,pl);

                        i=j+1;
                    }

                } else {

                    // recursively step through functions inner actions
                    ActionDefineFunction f = actionRecord[i] as ActionDefineFunction;
                    if (f!=null) CollapsPushActions(f.ActionRecord);

                    // and function2 of course
                    ActionDefineFunction2 f2 = actionRecord[i] as ActionDefineFunction2;
                    if (f2!=null) CollapsPushActions(f2.ActionRecord);
                    i++;
                }
            }
        }