refactor: fix remaining typescript strict flag failures (#30993)

Fixes the remaining TypeScript --strict flag failures for source
files which are not part of any specific release package.

PR Close #30993

modules/benchmarks/src/expanding_rows/expanding_row_host.ts

@@ -112,7 +112,7 @@ export class ExpandingRowHost implements AfterViewInit,
    * function around. This enables us to detach the click listener when
    * component is destroyed.
    */
-  private handleRootMouseUpBound: EventListenerObject = this.handleRootMouseUp.bind(this);
+  private handleRootMouseUpBound = this.handleRootMouseUp.bind(this);
 
   /**
    * 16px is the margin animation we have on cfc-expanding-row component.

packages/examples/common/pipes/ts/async_pipe.ts

@@ -63,6 +63,7 @@ function setInterval(fn: Function, delay: number) {
   while (rootZone.parent) {
     rootZone = rootZone.parent;
   }
-  rootZone.run(
-      () => { window.setInterval(function() { zone.run(fn, this, arguments as any); }, delay); });
+  rootZone.run(() => {
+    window.setInterval(function(this: unknown) { zone.run(fn, this, arguments as any); }, delay);
+  });
 }

packages/http/BUILD.bazel

@@ -10,6 +10,9 @@ ng_module(
             "src/**/*.ts",
         ],
     ),
+    # Disable building with strict compatibility as the http package is no longer
+    # maintained and therefore not needed to be made compatible with --strict.
+    tsconfig = "//packages:tsconfig-build-no-strict",
     deps = [
         "//packages/core",
         "//packages/platform-browser",

packages/platform-webworker/BUILD.bazel

@@ -10,6 +10,9 @@ ng_module(
             "src/**/*.ts",
         ],
     ),
+    # Disable building with strict compatibility as the platform-webworker package is
+    # deprecated and therefore it is not needed to make it compatible with --strict.
+    tsconfig = "//packages:tsconfig-build-no-strict",
     deps = [
         "//packages:types",
         "//packages/common",

packages/tsconfig.json

@@ -1,6 +1,8 @@
 {
   "compilerOptions": {
-    "baseUrl": ".",
+    // Setting the "baseUrl" to a different directory than "packages/" because otherwise
+    // packages like the native "http" module are resolved to the Angular "http" package.
+    "baseUrl": "..",
     "declaration": true,
     "experimentalDecorators": true,
     "emitDecoratorMetadata": true,
@@ -12,10 +14,10 @@
     "noImplicitAny": true,
     "noFallthroughCasesInSwitch": true,
     "paths": {
-      "selenium-webdriver": ["../node_modules/@types/selenium-webdriver/index.d.ts"],
-      "rxjs/*": ["../node_modules/rxjs/*"],
-      "@angular/*": ["./*"],
-      "e2e_util/*": ["../modules/e2e_util/*"]
+      "selenium-webdriver": ["./node_modules/@types/selenium-webdriver/index.d.ts"],
+      "rxjs/*": ["./node_modules/rxjs/*"],
+      "@angular/*": ["./packages/*"],
+      "e2e_util/*": ["./modules/e2e_util/*"]
     },
     "rootDir": ".",
     "inlineSourceMap": true,
@@ -34,13 +36,17 @@
     "compiler-cli/integrationtest",
     "core/schematics",
     "elements/schematics",
-    // Do not build the example e2e spec files since those require custom typings and
-    // aren't required to build all packages.
-    "examples/**/e2e_test/*",
-    // Exclude the "main.ts" files for each example group because this file is used by
-    // Bazel to launch the devserver and uses AOT compilation.
-    "examples/**/main.ts",
+    // Do not build the example package because there are no legacy tests that need to be
+    // built. Additionally the examples are not made compatible with the "strict" option.
+    "examples/**",
+    // Http doesn't need to built since it is no longer maintained and
+    // will be removed eventually. See: FW-1392.
+    "http/**",
     "platform-server/integrationtest",
+    // The webworker packages have deprecated and are not made compatible with the
+    // strict flag. Until these packages are removed, we exclude them here.
+    "platform-webworker/**",
+    "platform-webworker-dynamic/**",
     "router/test/aot_ngsummary_test",
     "zone.js"
   ]