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expect ​

expect returns the success value. If the result is an error, it calls the configured panic function with your custom message and the original error as the cause.

ts
const value = result.expect('Expected user to exist')

Signature:

ts
expect(errorMessage: string, opt?: WrapOption): T | never

Example ​

ts
import {err} from 'unwrapit'

err('database offline').expect('Unable to load user')

Panic options ​

ts
result.expect('Unable to load user', {
  panic: true,
  exitCode: 2,
})