apply method

void apply(Environment environment)

Load the options and plugins

Implementation

void apply(Environment environment) {
  final lessOptions = environment.options;
  final logger = environment.logger;
  var line = value.value;
  if (isPlugin) {
    line = '--plugin=$line';
    if (pluginArgs != null) line = '$line=$pluginArgs';
  }

  logger.captureStart();
  final result = lessOptions.fromCommandLine(line);
  var capture = logger.captureStop();
  if (capture.isNotEmpty) capture = capture.split('\n').first;

  if (!result) {
    throw LessExceptionError(LessError(
        message: 'bad options ($capture)',
        index: index,
        filename: currentFileInfo.filename));
  }

  if (isPlugin) {
    if (lessOptions.pluginManager == null) {
      lessOptions.pluginLoader.start();
    } else {
      // we have added the last plugin, but it is not in pluginManager
      lessOptions.pluginManager.addPlugin(lessOptions.plugins.last);
    }
  }
}