tsconfig.json

{
    "compilerOptions": {
        "baseUrl": "./", // enables relative imports to root
        "paths": {
            "@src/*": [
                "src/*"
            ]
        },
        "outDir": "./build",
        "target": "es6",
        "lib": [
            "es6",
            "dom"
        ],
        "module": "commonjs",
        "moduleResolution": "node",
        "experimentalDecorators": true,
        "emitDecoratorMetadata": true,
        "noImplicitAny": false,
        "preserveConstEnums": true,
        "suppressImplicitAnyIndexErrors": false,
        "noResolve": false,
        "noUnusedParameters": false,
        "noUnusedLocals": false,
        "strictNullChecks": false,
        "strict": true,
        "allowSyntheticDefaultImports": true
    },
    "include": [
        "src/**/*",
        "test/**/*.spec.ts"
    ],
    "exclude": [
        "node_modules",
        "dist"
    ]
}