tsconfig.json

{
  "include": [
    "**/*.js",
    "**/*.ts",
  ],
  "exclude": ["vendor/"],
  "compilerOptions": {
    "types": ["tippy.js", "wasm-feature-detect"],
    "target": "ESNext", /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
    "module": "Preserve", /* Specify what module code is generated. */
    "resolveJsonModule": true, /* Enable importing .json files. */
    "allowJs": true, /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */
    "checkJs": true, /* Enable error reporting in type-checked JavaScript files. */
    "noEmit": true,                                   /* Disable emitting files from a compilation. */
    "esModuleInterop": true, /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */
    "forceConsistentCasingInFileNames": true, /* Ensure that casing is correct in imports. */

    /* Type Checking */
    "strict": true, /* Enable all strict type-checking options. */
    "noImplicitAny": false, /* Enable error reporting for expressions and declarations with an implied 'any' type. */
    "strictNullChecks": false, /* When type checking, take into account 'null' and 'undefined'. */
    "noUncheckedIndexedAccess": true,
    "skipLibCheck": true /* Skip type checking all .d.ts files. */
  }
}