printUsageError static method

dynamic printUsageError(
  1. String message
)

Implementation

static printUsageError(String message) {
  write(app.errorAppDescription);
  finishWithError(
    'Usage Error',
    message: message,
    exitCode: ExitCode.usage.code,
    stackTrace: StackTrace.current,
  );
  exit(ExitCode.usage.code);
}