appium/packages/fake-plugin/tsconfig.json

{
  "compilerOptions": {
    "outDir": "build",
    "types": ["mocha", "chai", "chai-as-promised"]
  },
  "extends": "@appium/tsconfig/tsconfig.plugin.json",
  "include": ["lib", "test"],
  "references": [
    {"path": "../base-plugin"}
  ]
}