pkg

type ExecCaller struct{}

type Package struct {
	// name of the package
	Name string `export:"name"`

	// package state; one of "present" or "absent"
	State  State `export:"state"`
	PkgMgr PackageManager
}

type PackageManager interface {
	// If the package is installed, returns the version and true, otherwise
	// returns an empty string and false.
	InstalledVersion(string) (PackageVersion, bool)

	// Installs a package, returning an error if something went wrong
	InstallPackage(string) (string, error)

	// Removes a package, returning an error if something went wrong
	RemovePackage(string) (string, error)
}

type PackageVersion string

type State string

type SysCaller interface {
	Run(string) ([]byte, error)
}