test/goldens/usage_exception.txt

[command]
> pub 
[stdout]
Pub is a package manager for Dart.

Usage: pub <command> [arguments]

Global options:
-h, --help             Print this usage information.
    --version          Print pub version.
    --[no-]trace       Print debugging information when an error occurs.
    --verbosity        Control output verbosity.

          [all]        Show all output including internal tracing messages.
          [error]      Show only errors.
          [io]         Also show IO operations.
          [normal]     Show errors, warnings, and user messages.
          [solver]     Show steps during version resolution.
          [warning]    Show only errors and warnings.

-v, --verbose          Shortcut for "--verbosity=all".

Available commands:
  add         Add a dependency to pubspec.yaml.
  cache       Work with the system cache.
  deps        Print package dependencies.
  downgrade   Downgrade the current package's dependencies to oldest versions.
  get         Get the current package's dependencies.
  global      Work with global packages.
  login       Log into pub.dev.
  logout      Log out of pub.dev.
  outdated    Analyze your dependencies to find which ones can be upgraded.
  publish     Publish the current package to pub.dartlang.org.
  remove      Removes a dependency from the current package.
  run         Run an executable from a package.
  upgrade     Upgrade the current package's dependencies to latest versions.
  uploader    Manage uploaders for a package on pub.dartlang.org.
  version     Print pub version.

Run "pub help <command>" for more information about a command.
See https://dart.dev/tools/pub/cmd for detailed documentation.
[stderr]

[exitCode]
0

[command]
> pub global
[stdout]

[stderr]
Missing subcommand for "pub global".

Usage: pub global [arguments...]
-h, --help    Print this usage information.

Available subcommands:
  activate     Make a package's executables globally available.
  deactivate   Remove a previously activated package.
  list         List globally activated packages.
  run          Run an executable from a globally activated package.

Run "pub help" to see global options.
See https://dart.dev/tools/pub/cmd/pub-global for detailed documentation.
[exitCode]
64