tsconfig.json

{
  "compilerOptions": {
    /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', 'ES2018', 'ES2019', 'ES2020', or 'ESNEXT'. */
    "target": "es2017",
    /* Specify module code generation: 'none', 'commonjs', 'amd', 'system', 'umd', 'es2015', 'es2020', or 'ESNext'. */
    "module": "commonjs",
    /* Generates corresponding '.d.ts' file. */
    "declaration": true,
    /* Generates a sourcemap for each corresponding '.d.ts' file. */
    "declarationMap": true,
    /* Redirect output structure to the directory. */
    "outDir": "./dist",
    /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
    "rootDir": "./src",
    /* Enable all strict type-checking options. */
    "strict": true,
    /* Raise error on expressions and declarations with an implied 'any' type. */
    "noImplicitAny": true,
    /* Raise error on 'this' expressions with an implied 'any' type. */
    "noImplicitThis": true,
    /* Parse in strict mode and emit "use strict" for each source file. */
    "alwaysStrict": true,
    /* Report errors on unused locals. */
    "noUnusedLocals": true,
    /* Report errors for fallthrough cases in switch statement. */
    "noFallthroughCasesInSwitch": true,
    /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
    "moduleResolution": "node",
    /* Base directory to resolve non-absolute module names. */
    "baseUrl": "./",
    /* A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. */
    "paths": {
      "*": [
        "node_modules/*",
        "src/types/*"
      ]
    },
    /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */
    "esModuleInterop": true,
    /* Disallow inconsistently-cased references to the same file. */
    "forceConsistentCasingInFileNames": true
  },
  "exclude": [
    "node_modules",
    "dist"
  ]
}