Add exclude option

tsconfig.json

@@ -13,5 +13,12 @@
         "sourceMap": true,
         "alwaysStrict": true,
     },
-    "include": ["./src/**/*.ts"]
+    "include": [
+        "./src/**/*.ts"
+    ],
+    "exclude": [
+        "./tests/",
+        "./node_modules/",
+        "./dist/"
+    ]
 }