Function assert

assert(value: any, message?: string | Error, ErrorWrapper?: AssertionErrorConstructor): asserts value
Same as Node.js assert. If the value is falsy, throws an error, does nothing otherwise.

Throws
AssertionError If value is falsy.
Parameters
- value: any
  
  The test that should be truthy to pass.
- message: string | Error = 'Assertion failed.'
  
  Message to be passed to AssertionError or an Error instance to throw.
- ErrorWrapper: AssertionErrorConstructor = AssertionError
  
  The error class to throw if the assertion fails. Defaults to AssertionError. If a custom error class is provided for the message argument, this argument is ignored.
Returns asserts value
- Defined in src/assert.ts:81