gen

type Config struct {
	// OperatorName is the operator's name, ex. app-operator
	OperatorName string
	// Inputs is an arbitrary map of keys to paths that an individual generator
	// understands. Keys are exported by the generator's package if any inputs
	// are required. Inputs is meant to be flexible in the case that multiple
	// on-disk inputs are required. If not set, a default is used on a
	// per-generator basis.
	Inputs map[string]string
	// OutputDir is a dir in which to generate output files. If not set, a
	// default is used on a per-generator basis.
	OutputDir string
	// Filters is a set of functional filters for paths that a generator may
	// encounter while gathering data for generation. Filters provides
	// fine-grained control over Inputs, since often those paths are often
	// top-level directories.
	Filters FilterFuncs
}

type FilterFuncs []func(string) bool

type Generator interface {
	// Generate invokes the Generator, usually writing a file to disk or memory
	// depending on what output rules are set.
	Generate() error
}

type OutputToCachedDirectory struct {
	Dir string
}

type Runner interface {
	// AddOutputRule associates an OutputRule with a definition name in the
	// Runner's generator.
	AddOutputRule(string, genall.OutputRule)
	// Run creates a generator runtime by passing in rawOpts, a raw set of option
	// strings, and invokes the runtime.
	Run([]string) error
}