Gem::SpecificationPolicy#validate_optional

# File tmp/rubies/ruby-3.2.0/lib/rubygems/specification_policy.rb, line 94
def validate_optional(strict)
  validate_licenses

  validate_permissions

  validate_values

  validate_dependencies

  validate_extensions

  validate_removed_attributes

  if @warnings > 0
    if strict
      error "specification has warnings"
    else
      alert_warning help_text
    end
  end
end