tsconfig.json

{
  "compilerOptions": {
    "noEmit": true,
    "module": "commonjs",
    "target": "ES2017",
    "allowJs": true,
    "checkJs": true,
    "strict": true,
    // "listFiles": true,
    // "noErrorTruncation": true,

    "resolveJsonModule": true,
    "diagnostics": true
  },
  "include": [
    "lighthouse-cli/**/*.js",
    "lighthouse-core/**/*.js",
    "clients/**/*.js",
    "build/**/*.js",
    "./types/**/*.d.ts",
    "eslint-local-rules.js",
  ],
  "exclude": [
    "lighthouse-core/lib/cdt",
    "lighthouse-core/test/**/*.js",
    "clients/test/**/*.js",
    "lighthouse-cli/test/fixtures/**/*.js",
    "lighthouse-core/scripts/legacy-javascript/variants",
    "lighthouse-core/test/chromium-web-tests/webtests",
  ],
  "files": [
    // Opt-in to typechecking for some core tests.
    "lighthouse-core/test/scripts/lantern/constants-test.js",
    "lighthouse-core/test/gather/driver/execution-context-test.js",
    "lighthouse-core/test/gather/driver-test.js",
    "lighthouse-core/test/gather/gather-runner-test.js",
    "lighthouse-core/test/audits/script-treemap-data-test.js"
  ],
}