kythe_vnames.json

[
  {
    "pattern": "toolchain/llvm-project/(.*)",
    "vname": {
      "path": "@1@"
    }
  },
  {
    "pattern": "out/(.*)",
    "vname": {
      "root": "out",
      "path": "@1@"
    }
  },
  {
    "pattern": "prebuilts/(.*)",
    "vname": {
      "root": "prebults",
      "path": "@1@"
    }
  }
]