Variable: isError

const isError: TypePredicate<unknown, Error>

Defined in: predicate/guards/index.ts:350

Type guard that checks if a value is an Error instance.

Param

The value to check

Returns

True if value is an Error

Example

import { isError } from 'receta/predicate'

isError(new Error('fail')) // => true
isError(new TypeError('invalid')) // => true
isError('error message') // => false