tsconfig.json

{
    "compilerOptions": {
        // Target latest version of ECMAScript.
        "target": "esnext",
        // Search under node_modules for non-relative imports.
        "moduleResolution": "node",
        // Process & infer types from .js files.
        "allowJs": true,
        // Don't emit; allow Babel to transform files.
        "noEmit": true,
        // Enable strictest settings like strictNullChecks & noImplicitAny.
        "strict": true,
        // Disallow features that require cross-file information for emit.
        "isolatedModules": false,
        // Import non-ES modules as default imports.
        "esModuleInterop": true,
        "strictNullChecks": false,
        "experimentalDecorators": true,
        "emitDecoratorMetadata": true,
        "noImplicitAny": true,
        "sourceMap": true,
        "resolveJsonModule": true,
        "lib": [
            "esnext",
            "dom",
            "dom.iterable",
            "scripthost"
        ],
        "baseUrl": ".",
        "paths": {
            "@app/*": ["src/*"],
            "test-env": ["test/test-env.ts"]
        }
    },

    "include": [
        "src/**/*.ts",
        //    "src/**/*.js",
        "src/**/*.vue",
        "test/**/*.ts"
    ],
    "exclude": [
        "node_modules"
    ]
}