)]}'
{
  "id": "425eb672b6bd68b49e25b4fa4e3b45715d2b0d41",
  "repo": "sdk",
  "revision": "6e53ac6e4c7b3d94de5ee0370a538b03dafded1c",
  "path": "pkg/front_end/parser_testcases/extensions/covariant.dart"
}