const reflect.Invalid

16 uses

	reflect (current package)
		type.go#L235: 	Invalid Kind = iota
		type.go#L599: 	Invalid:       "invalid",
		value.go#L235: 		panic(&ValueError{methodNameSkip(), Invalid})
		value.go#L253: 		panic(&ValueError{methodNameSkip(), Invalid})
		value.go#L400: 		if x.Kind() == Invalid {
		value.go#L1005: 		panic(&ValueError{"reflect.Value.CanInterface", Invalid})
		value.go#L1021: 		panic(&ValueError{"reflect.Value.Interface", Invalid})
		value.go#L1322: 		panic(&ValueError{"reflect.Value.Method", Invalid})
		value.go#L1339: 		panic(&ValueError{"reflect.Value.NumMethod", Invalid})
		value.go#L1354: 		panic(&ValueError{"reflect.Value.MethodByName", Invalid})
		value.go#L1873: 	case Invalid:
		value.go#L1908: 		panic(&ValueError{"reflect.Value.Type", Invalid})
		value.go#L1969: 		panic(&ValueError{"reflect.Value.UnsafeAddr", Invalid})

	encoding/gob
		encode.go#L280: 	case reflect.Invalid:
		encoder.go#L219: 	if value.Kind() == reflect.Invalid {

	fmt
		print.go#L731: 	case reflect.Invalid:

The pages are generated with Golds v0.2.8-preview. (GOOS=darwin GOARCH=arm64)