tsconfig.json

{
  "compilerOptions": {
    // Process & infer types from .js files.
    "allowJs": true,
    // Forbid default export
    "allowSyntheticDefaultImports": false,
    // Base directory to resolve non-relative module names.
    "baseUrl": "./src",
    // Import non-ES modules as default imports.
    "esModuleInterop": true,
    // Enables experimental support for ES7 decorators.
    "experimentalDecorators": true,
    // Disallow features that require cross-file information for emit.
    "isolatedModules": true,
    // Specify JSX code generation
    "jsx": "preserve",
    // Specify library file to be included in the compilation.
    "lib": ["dom", "es2015", "es2017"],
    // Specify module code generation
    "module": "esnext",
    // Search under node_modules for non-relative imports.
    "moduleResolution": "node",
    // Don't emit; allow Babel to transform files.
    "noEmit": true,
    // Report errors on unused locals.
    "noUnusedLocals": true,
    // Report errors on unused parameters.
    "noUnusedParameters": true,
    // Do not erase const enum declarations in generated code.
    "preserveConstEnums": true,
    // Do not emit comments to output.
    "removeComments": false,
    // Generates corresponding '.map' file.
    "sourceMap": true,
    // Enable strictest settings like strictNullChecks & noImplicitAny.
    "strict": true,
    // Target latest version of ECMAScript.
    "target": "esnext",
    // Type declaration files to be included in compilation.
    "types": ["node"],
  },
  // Specifies a list of glob patterns that match files to be included in compilation.
  "include": ["./src/**/*", "./pages/**/*"]
}