tsconfig.json

{
  "include": ["src/**/*.ts"],
  "compileOnSave": true,
  "compilerOptions": {
    // Basic Options
    "project": ".",
    "outDir": "./dist",
    "target": "es2019",
    "module": "commonjs",
    "moduleResolution": "node",
    "incremental": true,

    // Add support for custom typings
    "baseUrl": "./",
    "paths": {
      "*": ["@types/*"]
    },
    // Source Maps & Declaration Files
    "declaration": true,
    "declarationMap": true,
    "sourceMap": true,

    // Strict Mode
    "strict": true,

    // Checks not in "strict" mode
    "noUnusedLocals": true,
    "noUnusedParameters": true,
    "noImplicitReturns": true,
    "noFallthroughCasesInSwitch": true,
    "forceConsistentCasingInFileNames": true
  }
}