@Override
    public boolean testOption(String name) {
        if (ALLOW_UNKNOWN_TRAITS.equals(name) || ALLOW_UNKNOWN_TRAITS_SHORT.equalsIgnoreCase(name)) {
            allowUnknownTraits = true;
            return true;
        }
        return false;
    }
Arguments available to commands that load and build models.
smithy-cli/src/main/java/software/amazon/smithy/cli/commands/BuildOptions.java