usage: rush check [-h] [--variant VARIANT] [--json] [--verbose]
Checks each project's package.json files and ensures that all dependencies
are of the same version throughout the repository.
Optional arguments:
-h, --help Show this help message and exit.
--variant VARIANT Run command using a variant installation configuration.
This parameter may alternatively be specified via the
RUSH_VARIANT environment variable.
--json If this flag is specified, output will be in JSON format.
--verbose If this flag is specified, long lists of package names
will not be truncated. This has no effect if the --json
flag is also specified.