assert | /util/assert.ts | polkadot@0.2.19

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function assert

import { assert } from "https://deno.land/x/polkadot@0.2.19/util/assert.ts";

assert(condition: unknown, message: string | MessageFn): asserts condition

Examples

const { assert } from '@polkadot/util';

assert(true, 'True should be true'); // passes
assert(false, 'False should not be true'); // Error thrown
assert(false, () => 'message'); // Error with 'message'

Parameters

condition: unknown

message: string | MessageFn

Returns

asserts condition