tsconfig.json

{
    "compilerOptions": {
        "allowJs": false,
        "target": "es6",
        "module": "esnext",
        "moduleResolution": "node",
        "sourceMap": true,
        "emitDecoratorMetadata": true,
        "experimentalDecorators": true,
        "removeComments": true,
        "strict": false,
        "noImplicitReturns": false,
        "noFallthroughCasesInSwitch": true,
        "noImplicitAny": true,
        "suppressImplicitAnyIndexErrors": true,
        "strictNullChecks": true,
        "resolveJsonModule": true,
        "skipLibCheck": true,
        "outDir": "build/resources/main/static/app",
        "lib": ["es7", "dom"],
        "typeRoots": [
            "node_modules/@types"
        ],
        "baseUrl": "./",
        "paths": {
            "app/*": ["src/main/webapp/app/*"]
        },
        "importHelpers": true
    },
    "angularCompilerOptions": {
        "genDir": "build/resources/main/aot",
        "skipMetadataEmit" : true,
        "fullTemplateTypeCheck": true,
        "strictTemplates": false,
        "preserveWhitespaces": true
    },
    "include": [
        "src/main/webapp/app"
    ],
    "exclude": [
        "node_modules"
    ]
}