$ gnpm install @vitest/expect
Jest's expect matchers as a Chai plugin.
import * as chai from 'chai'
import { JestAsymmetricMatchers, JestChaiExpect, JestExtend } from '@vitest/expect'
// allows using expect.extend instead of chai.use to extend plugins
chai.use(JestExtend)
// adds all jest matchers to expect
chai.use(JestChaiExpect)
// adds asymmetric matchers like stringContaining, objectContaining
chai.use(JestAsymmetricMatchers)
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