var Config = Options{
	StripPackageNames: false,
	HidePrivateFields: true,
	FieldExclusions:   regexp.MustCompile(`^(XXX_.*)$`),
	Separator:         " ",
}

type Dumper interface {
	LitterDump(w io.Writer)
}

type Options struct {
	Compact           bool
	StripPackageNames bool
	HidePrivateFields bool
	HideZeroValues    bool
	FieldExclusions   *regexp.Regexp
	FieldFilter       func(reflect.StructField, reflect.Value) bool
	HomePackage       string
	Separator         string
	StrictGo          bool
	DumpFunc          func(reflect.Value, io.Writer) bool

	// DisablePointerReplacement, if true, disables the replacing of pointer data with variable names
	// when it's safe. This is useful for diffing two structures, where pointer variables would cause
	// false changes. However, circular graphs are still detected and elided to avoid infinite output.
	DisablePointerReplacement bool
}