const go/parser.rangeOk

3 uses

	go/parser (current package)
		parser.go#L1882: 	rangeOk
		parser.go#L1907: 		if mode == rangeOk && p.tok == token.RANGE && (tok == token.DEFINE || tok == token.ASSIGN) {
		parser.go#L2368: 				s2, isRange = p.parseSimpleStmt(rangeOk)