chore(many): upgrade Typescript

core/tsconfig.base.json

@@ -0,0 +1,38 @@
+{
+  /*
+   * Shared base TypeScript configuration extended by every Ionic package and
+   * the repo root.
+   *
+   * This base lives in core/ rather than at the repo root because core is the
+   * only package guaranteed to be present in every build context. The Vercel
+   * preview builds core in isolation, mounted separately from the full repo
+   * clone, so a config at the repo root is not reachable from core's build.
+   * Since every package already depends on core, placing the base here lets all
+   * packages and the repo root extend it with a relative path that resolves in
+   * every environment.
+   */
+  "compilerOptions": {
+    "alwaysStrict": true,
+    "strict": true,
+    "allowSyntheticDefaultImports": true,
+    "allowUnreachableCode": false,
+    "declaration": true,
+    "experimentalDecorators": true,
+    "forceConsistentCasingInFileNames": true,
+    "importHelpers": true,
+    "lib": [
+      "dom",
+      "es2022"
+    ],
+    "module": "esnext",
+    "moduleResolution": "bundler",
+    "noImplicitAny": true,
+    "noImplicitReturns": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "pretty": true,
+    "removeComments": false,
+    "strictPropertyInitialization": false,
+    "target": "es2022"
+  }
+}

core/tsconfig.json

@@ -1,34 +1,18 @@
 {
+  "extends": "./tsconfig.base.json",
   "compilerOptions": {
-    "strict": true,
-    "alwaysStrict": true,
-    "allowSyntheticDefaultImports": true,
-    "allowUnreachableCode": false,
-    "declaration": true,
-    "experimentalDecorators": true,
-    "forceConsistentCasingInFileNames": true,
     "assumeChangesOnlyAffectDirectDependencies": true,
-    "jsx": "react",
-    "jsxFactory": "h",
-    "jsxFragmentFactory": "Fragment",
+    // dom.iterable required for for...of iteration over DOM collections (NodeList, HTMLCollection)
+    // See: slot-mutation-controller.ts, popover.tsx, router/utils/dom.ts
     "lib": [
       "dom",
       "dom.iterable",
-      "es2017",
-      "es2020",
-      "es2021",
-      "esnext"
+      "es2022"
     ],
-    "module": "esnext",
-    "moduleResolution": "node",
-    "noImplicitAny": true,
-    "noImplicitReturns": true,
-    "noUnusedLocals": true,
-    "noUnusedParameters": true,
+    "jsx": "react",
+    "jsxFactory": "h",
+    "jsxFragmentFactory": "Fragment",
     "outDir": ".tmp",
-    "pretty": true,
-    "removeComments": false,
-    "target": "es2017",
     "baseUrl": ".",
     "paths": {
       "@utils/*": ["src/utils/*"],
@@ -37,7 +21,7 @@
     }
   },
   "include": [
-    "src",
+    "src"
   ],
   "exclude": [
     "node_modules"

packages/angular-server/tsconfig.json

@@ -1,5 +1,5 @@
 {
-  "extends": "../../tsconfig",
+  "extends": "../../core/tsconfig.base.json",
   "compilerOptions": {
     "module": "es2022",
     "moduleResolution": "bundler",

packages/angular/package.json

@@ -39,7 +39,6 @@
     "sync": "./scripts/sync.sh",
     "local.sync.and.pack": "./scripts/sync-and-pack.sh",
     "test": "echo 'angular no tests yet'",
-    "tsc": "tsc -p .",
     "validate": "npm i && npm run lint && npm run test && npm run build"
   },
   "exports": {