tsconfig.base.json

{
  /**
   * Compiler Options
   *
   * NOTE:
   *
   * Ordered and grouped according to
   * https://www.typescriptlang.org/tsconfig
   */
  "compilerOptions": {
    /**
     * Type Checking
     *
     * - `strict` to reduce type issues
     */
    "strict": true,
    /**
     * Interop Constraints
     *
     * - allow default imports like `import x from 'x'`
     * - esModuleInterop supports supports
     *   - `import * as x from 'x'` and
     *   - `import x from 'x'`
     * - ensure case sensitivity
     * - strict isolated modules to help with interop
     */
    "allowSyntheticDefaultImports": true,
    "esModuleInterop": true,
    "forceConsistentCasingInFileNames": true,
    "isolatedModules": true,
    /**
     * Languages and Environment
     *
     * - `target` and `lib` for modern JavaScript
     */
    "target": "esnext",
    "lib": ["ESNext", "DOM", "DOM.Iterable"],
    "jsx": "preserve",
    /**
     * Modules
     *
     * - `baseUrl` to support `src/abc` to access `./src/abc`
     * - `commonjs` for node projects
     * - `node` for Node.js CommonJS implementation (`node12` or `nodenext` for future)
     * - support JSON with `resolveJsonModule`
     * - `rootDir` to specify what `.dist` root will be
     * - `typeRoots` for where to look for premade types to be included
     */
    "baseUrl": ".",
    /**
     * Removed `module` from the base config because it is different in many
     * tsconfig. By leaving it out here, we try to make it more explicit when
     * extending tsconfig.base.json.
     */
    // "module": "commonjs",
    "moduleResolution": "node",
    "paths": {
      "~/*": ["*"],
      /**
       * Required to support `typeRoots`
       * https://stackoverflow.com/questions/64287224/typeroots-fails-to-find-d-ts-declaration-files-in-project
       */
      "*": ["types/*"]
    },
    "resolveJsonModule": true,
    "rootDir": ".",
    "typeRoots": ["./types", "./node_modules/@types"],
    /**
     * Emit
     *
     * - Don't emit in the regular `tsconfig`. We only do it in `tsconfig.build`
     */
    "noEmit": true,
    /**
     * Completeness
     *
     * - `skipLibCheck` improves performance but sacrifices accuracy with duplicate libraries
     */
    "skipLibCheck": true
  },
  "include": ["**/*.ts", "**/*.tsx"],
  "exclude": ["node_modules"]
}