ts config change

src/tsconfig.app.json

 {
   "extends": "../tsconfig.json",
   "compilerOptions": {
-    "outDir": "../out-tsc/spec",
-    "types": [
-      "jasmine",
-      "node"
-    ],
-    "target": "es5",
+    "outDir": "../out-tsc/app",
+    "types": []
   },
-  "files": [
+  "exclude": [
     "test.ts",
-    "polyfills.ts"
-  ],
-  "include": [
-    "**/*.spec.ts",
-    "**/*.d.ts"
-  ],
-  "lib": [
-    "es2017",
-    "dom"
+    "**/*.spec.ts"
   ]
 }
\ No newline at end of file

src/tsconfig.spec.json

@@ -5,8 +5,7 @@
     "types": [
       "jasmine",
       "node"
-    ],
-    "target": "es5",
+    ]
   },
   "files": [
     "test.ts",
@@ -15,9 +14,5 @@
   "include": [
     "**/*.spec.ts",
     "**/*.d.ts"
-  ],
-  "lib": [
-    "es2017",
-    "dom"
   ]
 }
\ No newline at end of file

tsconfig.json

@@ -14,7 +14,7 @@
       "node_modules/@types"
     ],
     "lib": [
-      "es2018",
+      "es2017",
       "dom"
     ]
   }