const go/types.commaerr

7 uses

	go/types (current package)
		api.go#L409: 	case constant_, variable, mapindex, value, commaok, commaerr:
		assignments.go#L33: 	case constant_, variable, mapindex, value, commaok, commaerr:
		call.go#L325: 			x.mode_ = commaerr
		expr.go#L1303: 	if allowCommaOk && (x.mode() == mapindex || x.mode() == commaok || x.mode() == commaerr) {
		expr.go#L1306: 		if x.mode() == commaerr {
		operand.go#L35: 	commaerr                     // like commaok, but second value is error, not boolean
		operand.go#L50: 	commaerr:  "comma, error expression",

The pages are generated with Golds v0.8.4. (GOOS=linux GOARCH=amd64)