build: enable stricter checking of inputs and outputs (#31638)

Enables flags for stricter type checking of inputs and outputs, as well as a flag that will prevent us from declaring private/protected inputs.

Author: crisbeto

docs/tsconfig.json

@@ -32,6 +32,9 @@
     "strictInjectionParameters": true,
     "strictInputAccessModifiers": true,
     "strictTemplates": true,
+    "strictInputTypes": true,
+    "strictOutputEventTypes": true,
+    "strictDomEventTypes": true,
     "typeCheckHostBindings": true
   }
 }

src/bazel-tsconfig-build.json

@@ -51,6 +51,10 @@
   "angularCompilerOptions": {
     "strictTemplates": true,
     "typeCheckHostBindings": true,
+    "strictInputAccessModifiers": true,
+    "strictInputTypes": true,
+    "strictOutputEventTypes": true,
+    "strictDomEventTypes": true,
     "extendedDiagnostics": {
       "defaultCategory": "error"
     }

src/cdk-experimental/radio-group/radio-group.ts

@@ -186,7 +186,7 @@ export class CdkRadioButton<V> {
   protected id = computed(() => this._generatedId);
 
   /** The value associated with the radio button. */
-  protected value = input.required<V>();
+  readonly value = input.required<V>();
 
   /** The parent RadioGroup UIPattern. */
   protected group = computed(() => this._cdkRadioGroup.pattern);

src/material/chips/chip-action.ts

@@ -77,7 +77,7 @@ export class MatChipAction {
    * Private API to allow focusing this chip when it is disabled.
    */
   @Input()
-  private _allowFocusWhenDisabled = false;
+  _allowFocusWhenDisabled = false;
 
   /**
    * Determine the value of the disabled attribute for this chip action.

src/tsconfig-legacy.json

@@ -30,6 +30,10 @@
     // not find an associated module for test components and error out.
     "compileNonExportedClasses": false,
     "typeCheckHostBindings": true,
-    "strictTemplates": true
+    "strictTemplates": true,
+    "strictInputAccessModifiers": true,
+    "strictInputTypes": true,
+    "strictOutputEventTypes": true,
+    "strictDomEventTypes": true
   }
 }

tsconfig.json

@@ -44,6 +44,10 @@
   "angularCompilerOptions": {
     "strictTemplates": true,
     "typeCheckHostBindings": true,
+    "strictInputAccessModifiers": true,
+    "strictInputTypes": true,
+    "strictOutputEventTypes": true,
+    "strictDomEventTypes": true,
     "extendedDiagnostics": {
       "defaultCategory": "error"
     }