Function go

Picviewer CE+/dist.user.js:13989–14035

(type,e)

                var loadEndDone;

                function go(type,e){
                    switch(type){
                        case 'load':{
                            removeListener();
                            go('ready');//如果直接触发load，那么先触发ready
                            if(load){
                                load.call(img,e);
                            };

                            if(!loadEndDone){
                                loadEndDone=true;
                                if(loadEnd){
                                    loadEnd.call(img,e);
                                };
                            };
                            iRReadyFn = iRReadyFn.filter(function(item) {
                                return item !== readyHandler
                            });
                            isrcs = isrcs.filter(function(item) {
                                return item !== src
                            });
                        }break;
                        case 'ready':{
                            if(!ready || readyHandler.done)return;
                            readyHandler.done=true;
                            ready.call(img,{
                                target:img,
                                type:'ready',
                            });
                        }break;
                        case 'error':{
                            removeListener();
                            iRReadyFn = iRReadyFn.filter(function(item) {
                                return item !== readyHandler
                            });
                            if(error){
                                error.call(img,e);
                            };
                            if(!loadEndDone){
                                loadEndDone=true;
                                if(loadEnd){
                                    loadEnd.call(img,e);
                                };
                            };
                        }break;
                    };
                };

                var aborted;
                var ret={