ErrorHandler

class

npm Package @angular/core
Module import { ErrorHandler } from '@angular/core';
Source core/src/error_handler.ts

Provides a hook for centralized exception handling.

Overview

class ErrorHandler {
  constructor(deprecatedParameter?: boolean)
  handleError(error: any): void
}

Description

The default implementation of ErrorHandler prints error messages to the console. To intercept error handling, write a custom exception handler that replaces this default as appropriate for your app.

Example

class MyErrorHandler implements ErrorHandler {
  handleError(error) {
    // do something with the exception
  }
}

@NgModule({
  providers: [{provide: ErrorHandler, useClass: MyErrorHandler}]
})
class MyModule {}

Constructor

constructor(deprecatedParameter?: boolean)

Members

handleError(error: any): void

© 2010–2017 Google, Inc.
Licensed under the Creative Commons Attribution License 4.0.
https://v4.angular.io/api/core/ErrorHandler