tsconfig.json

{
  "$schema": "https://json.schemastore.org/tsconfig",
  "compilerOptions": {
    // JavaScript without inline types, a necessary evil for some tools
    "allowJs": true,
    "checkJs": true,

    // Module system and compilation target/environment
    "isolatedModules": true,
    "lib": ["ES2022"],
    "module": "ESNext",
    "moduleDetection": "force",
    "moduleResolution": "Bundler",
    "resolvePackageJsonImports": true,
    "target": "ESNext", // Top-level await requires this

    // Modules and TypeScript esoterica
    "allowImportingTsExtensions": true,
    "esModuleInterop": true,
    "verbatimModuleSyntax": true,

    // Build, if/when it goes through `tsc`
    "declaration": true,
    "emitDeclarationOnly": true,

    // Type safety (strictness -> 11)
    "allowUnreachableCode": false,
    "allowUnusedLabels": false,
    "exactOptionalPropertyTypes": true,
    "noFallthroughCasesInSwitch": true,
    "noImplicitOverride": true,
    "noImplicitReturns": true,
    "noUncheckedIndexedAccess": true,
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "strict": true,

    // No installed types used by default, to be overridden in individual
    // configs as necessary
    "types": []
  },
  "include": [],
  "files": ["./tsconfig.json"],
  "exclude": [
    "node_modules",
    "examples/*/node_modules",
    "packages/*/node_modules",
    "packages/*/e2e/node_modules",
    "packages/*/test/node_modules",
    "scripts/*/node_modules"
  ]
}