tsconfig.json

{
    "compilerOptions": {
        "baseUrl": "src/",
        "target": "es5",
        "module": "esnext",
        "moduleResolution": "node",
        "lib": [
            "dom",
            "es2016",
            "es2017.object"
        ],
        "esModuleInterop": true,
        "allowSyntheticDefaultImports": true,
        "outDir": "./dist/",
        "noEmit": false,
        "noEmitOnError": true,
        "sourceMap": true,
        "noFallthroughCasesInSwitch": true,
        "noImplicitAny": false,
        "noImplicitReturns": false,
        "noImplicitThis": false,
        "noEmitHelpers": true,
        "importHelpers": true,
        "strictNullChecks": true,
        "skipLibCheck": true,
        "emitDecoratorMetadata": true,
        "experimentalDecorators": true,
        "forceConsistentCasingInFileNames": true,
        "allowJs": false,
        "checkJs": false,
        "jsx": "react"
    },
    "files": [
        "src/index.ts"
    ],
    "exclude": [
        "node_modules",
        "dist",
        "out"
    ]
}