void _validateConfiguration()

in webdev/lib/src/command/configuration.dart [151:188]
31 lines of code
15 McCabe index (conditional complexity)

  void _validateConfiguration() {
    // Both null and an empty string are valid values for outputInput. For any
    // other value, we need to ensure it's a top-level dir.
    if (outputInput?.isNotEmpty ?? false) ensureIsTopLevelDir(outputInput);

    if ((tlsCertKey != null && tlsCertChain == null) ||
        (tlsCertKey == null && tlsCertChain != null)) {
      throw InvalidConfiguration(
          'Must use --$tlsCertKey with --$tlsCertChain.');
    }
    if (debug && chromeDebugPort == 0 && !launchInChrome) {
      throw InvalidConfiguration(
          'Must either use --$chromeDebugPortFlag or --$launchInChromeFlag '
          'with --$debugFlag.');
    }

    // Check that no debugging options were passed if the injected client is
    // disabled.
    if (!enableInjectedClient) {
      if (debug) {
        throw InvalidConfiguration(
            '--$debugFlag cannot be used with --no-$enableInjectedClientFlag');
      }
      if (debugExtension) {
        throw InvalidConfiguration('--$debugExtensionFlag cannot be used with '
            '--no-$enableInjectedClientFlag');
      }
      if (chromeDebugPort != 0) {
        throw InvalidConfiguration('--$chromeDebugPortFlag cannot be used '
            'with --no-$enableInjectedClientFlag');
      }
    }

    if (launchApps.isNotEmpty && !launchInChrome) {
      throw InvalidConfiguration(
          '--$launchAppOption can only be used with --$launchInChromeFlag');
    }
  }