assertThrows | /dep/std/asserts.ts | frugal@0.3.0

Module

x/frugal/dep/std/asserts.ts>assertThrows

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function assertThrows

import { assertThrows } from "https://deno.land/x/frugal@0.3.0/dep/std/asserts.ts";

assertThrows(fn: () => unknown, msg?: string): unknown

Executes a function, expecting it to throw. If it does not, then it throws.

assertThrows<E extends Error = Error>(

fn: () => unknown,

ErrorClass: new (...args: any[]) => E,

msgIncludes?: string,

msg?: string,

): E

Executes a function, expecting it to throw. If it does not, then it throws. An error class and a string that should be included in the error message can also be asserted.

Executes a function, expecting it to throw. If it does not, then it throws.

Parameters

fn: () => unknown

optional

msg: string

Returns

unknown

Executes a function, expecting it to throw. If it does not, then it throws. An error class and a string that should be included in the error message can also be asserted.

Type Parameters

optional

E extends Error = Error

Parameters

fn: () => unknown

ErrorClass: new (...args: any[]) => E

optional

msgIncludes: string

optional

msg: string