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ErrorHandler

class

Provides a hook for centralized exception handling.

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class ErrorHandler {
  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.

Methods

handleError(error: any): void

Parameters
error any
Returns

void

Usage notes

Example

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

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

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Licensed under the Creative Commons Attribution License 4.0.
https://angular.io/api/core/ErrorHandler