UNPKG

@polkadot/util/is/error.d.ts

Version:

383 BTypeScriptView Raw

1/**
* @name isError
* @summary Tests for a `Error` object instance.
* @description
* Checks to see if the input object is an instance of `Error`.
* @example
* <BR>
*
* ```javascript
* import { isError } from '@polkadot/util';
*
* console.log('isError', isError(new Error('message'))); // => true
* ```
*/
15export declare function isError(value: unknown): value is Error;

1	`/**`
2	`* @name isError`
3	* @summary Tests for a `Error` object instance.
4	`* @description`
5	* Checks to see if the input object is an instance of `Error`.
6	`* @example`
7	`* <BR>`
8	`*`
9	* ```javascript
10	`* import { isError } from '@polkadot/util';`
11	`*`
12	`* console.log('isError', isError(new Error('message'))); // => true`
13	* ```
14	`*/`
15	`export declare function isError(value: unknown): value is Error;`