import { ErrorHandler } from '@angular/core'; export class MyErrorHandler implements ErrorHandler { handleError(error: any) { // console.error(Object.getOwnPropertyNames(error)) // Object.getOwnPropertyNames(error).forEach(p => console.error(error[p])) console.error( error.fileName, error.lineNumber, ':', error.columnNumber, '\n', error.message, error.rejection ); } }