Function errorHandler

Picviewer CE+/dist.user.js:14081–14115

(e)

                };

                function errorHandler(e){
                    if(aborted)return;

                    if (!errorBlobList[img.src] && !/^blob:/.test(img.src)) {
                        errorList[img.src]=true;
                        let orgSrc = img.src;
                        _GM_xmlhttpRequest({
                            method: 'GET',
                            url: img.src,
                            responseType: 'blob',
                            onload: function(response) {
                                const blobUrl = URL.createObjectURL(response.response);
                                const releaseBlob = () => URL.revokeObjectURL(blobUrl);
                                window.addEventListener('beforeunload', releaseBlob);

                                img.src = blobUrl;
                                setTimeout(() => {
                                    if (aborted) return;
                                    if (typeof img.width == 'number' && img.width && img.height) {
                                    } else {
                                        errorBlobList[orgSrc] = true;
                                    }
                                }, 0);
                            },
                            onerror: function() {
                                if (aborted) return;
                                errorBlobList[orgSrc] = true;
                                go('error',e);
                            }
                        });
                        return;
                    }

                    go('error',e);
                };

                function removeListener(){
                    img.removeEventListener('load',loadHandler,true);