040000 tree 427a3c6425d9a27af9dcb4c06159cb04bd2cfe0c	testdata
100644 blob 742a4d265df97623ec2f4642c81e468c9619f4b1	undeclared.go
100644 blob 306c3f039416dd156ea8faeb8a0e7d1b25d2b013	undeclared_test.go