tsconfig.base.json

{
    "compileOnSave": false,
    "compilerOptions": {
        "importHelpers": true,
        "outDir": "./dist/out-tsc",
        "sourceMap": true,
        "declaration": false,
        "moduleResolution": "node",
        "emitDecoratorMetadata": true,
        "experimentalDecorators": true,
        "target": "es5",
        "typeRoots": [
            "node_modules/@types"
        ],
        "lib": [
            "es2017",
            "dom"
        ],
        "module": "esnext",
        "baseUrl": "./src",
        "paths": {
            "~app/*": ["app/*"],
            "~base/*": ["app/base/*"],
            "~models/*": ["app/models/*"],
            "~modules/*": ["app/modules/*"],
            "~services/*": ["app/services/*"],
            "~utils/*": ["app/utils/*"],
            "~components/*": ["app/components/*"],
            "~environments": ["environments/environment"],
            "~guards/*": ["app/guards/*"],
        }
    }
}