public function assertNull()

in src/Assert.hack [188:199]

• 12 lines of code
• 2 McCabe index (conditional complexity)

  public function assertNull(mixed $actual, string $message = ''): void {
    if ($actual === null) {
      return;
    }
    throw new ExpectationFailedException(
      Str\format(
        "%s\nFailed asserting that %s is null",
        $message,
        \var_export($actual, true),
      ),
    );
  }