const go/types.commaerr
7 uses
go/types (current package)
api.go#L343: case constant_, variable, mapindex, value, commaok, commaerr:
assignments.go#L26: case constant_, variable, mapindex, value, commaok, commaerr:
call.go#L223: x.mode = commaerr
call.go#L265: if allowCommaOk && (x.mode == mapindex || x.mode == commaok || x.mode == commaerr) {
call.go#L267: if x.mode == commaerr {
operand.go#L29: commaerr // like commaok, but second value is error, not boolean
operand.go#L43: commaerr: "comma, error expression",