Add app alias

.eslintrc.json

@@ -66,11 +66,7 @@
     "import/prefer-default-export": 0,
     "import/no-unresolved": 0,
     "import/no-cycle": 0,
-    "import/extensions": [
-      2,
-      "ignorePackages",
-      { "ts": "never", "js": "never" }
-    ],
+    "import/extensions": 0,
     "no-restricted-syntax": ["error", "LabeledStatement", "WithStatement"],
     "object-curly-newline": 0,
     "default-case": 0,

cast/src/launcher/entrypoint.ts

@@ -1,3 +1,3 @@
-import "../../../src/resources/ha-style";
-import "../../../src/resources/roboto";
+import "~app/resources/ha-style";
+import "~app/resources/roboto";
 import "./layout/hc-connect";

cast/src/receiver/entrypoint.ts

@@ -1,7 +1,7 @@
 /* eslint-disable no-undef */
-import { CAST_NS } from "../../../src/cast/const";
-import { HassMessage } from "../../../src/cast/receiver_messages";
-import "../../../src/resources/custom-card-support";
+import { CAST_NS } from "~app/cast/const";
+import { HassMessage } from "~app/cast/receiver_messages";
+import "~app/resources/custom-card-support";
 import { castContext } from "./cast_context";
 import { HcMain } from "./layout/hc-main";
 import { ReceivedMessage } from "./types";

gallery/src/components/demo-cards.js

@@ -2,8 +2,8 @@ import "@polymer/app-layout/app-toolbar/app-toolbar";
 import { html } from "@polymer/polymer/lib/utils/html-tag";
 /* eslint-plugin-disable lit */
 import { PolymerElement } from "@polymer/polymer/polymer-element";
-import "../../../src/components/ha-switch";
-import "../../../src/components/ha-formfield";
+import "~app/components/ha-switch";
+import "~app/components/ha-formfield";
 import "./demo-card";
 
 class DemoCards extends PolymerElement {

hassio/src/entrypoint.ts

@@ -1,5 +1,5 @@
-import "../../src/resources/compatibility";
-import "../../src/resources/roboto";
+import "~app/resources/compatibility";
+import "~app/resources/roboto";
 import "./hassio-main";
 
 const styleEl = document.createElement("style");

package.json

@@ -22,6 +22,7 @@
   "author": "Paulus Schoutsen <Paulus@PaulusSchoutsen.nl> (http://paulusschoutsen.nl)",
   "license": "Apache-2.0",
   "dependencies": {
+    "~app": "file:./src",
     "@formatjs/intl-pluralrules": "^1.5.8",
     "@fullcalendar/core": "^5.0.0-beta.2",
     "@fullcalendar/daygrid": "^5.0.0-beta.2",

yarn.lock

@@ -12631,3 +12631,6 @@ yup@^0.26.10:
     property-expr "^1.5.0"
     synchronous-promise "^2.0.5"
     toposort "^2.0.2"
+
+"~app@file:./src":
+  version "0.0.0"