assertTruthy()function

assertTruthy(value: unknown, caller: AnyCaller = assertTruthy): asserts value is true

Param	Type
`value`	`unknown`	The value to assert. required
`caller`	`AnyCaller`	Function to attribute a thrown error to (defaults to `assertTruthy` itself). Defaults to `assertTruthy`

Return
`asserts value is true`

Throws
`RequiredError`	If `value` is falsey.

Assert that an unknown value is truthy.