refactor(cdk/tree): convert to standalone

Converts `cdk/tree` to standalone.

Author: crisbeto

src/cdk/tree/nested-node.ts

@@ -39,6 +39,7 @@ import {getTreeControlFunctionsMissingError} from './tree-errors';
   host: {
     'class': 'cdk-nested-tree-node',
   },
+  standalone: true,
 })
 export class CdkNestedTreeNode<T, K = T>
   extends CdkTreeNode<T, K>

src/cdk/tree/node.ts

@@ -34,6 +34,7 @@ export class CdkTreeNodeOutletContext<T> {
 @Directive({
   selector: '[cdkTreeNodeDef]',
   inputs: ['when: cdkTreeNodeDefWhen'],
+  standalone: true,
 })
 export class CdkTreeNodeDef<T> {
   /**

src/cdk/tree/outlet.ts

@@ -20,6 +20,7 @@ export const CDK_TREE_NODE_OUTLET_NODE = new InjectionToken<{}>('CDK_TREE_NODE_O
  */
 @Directive({
   selector: '[cdkTreeNodeOutlet]',
+  standalone: true,
 })
 export class CdkTreeNodeOutlet {
   constructor(

src/cdk/tree/padding.ts

@@ -21,6 +21,7 @@ const cssUnitPattern = /([A-Za-z%]+)$/;
  */
 @Directive({
   selector: '[cdkTreeNodePadding]',
+  standalone: true,
 })
 export class CdkTreeNodePadding<T, K = T> implements OnDestroy {
   /** Current padding value applied to the element. Used to avoid unnecessarily hitting the DOM. */

src/cdk/tree/toggle.ts

@@ -18,6 +18,7 @@ import {CdkTree, CdkTreeNode} from './tree';
   host: {
     '(click)': '_toggle($event)',
   },
+  standalone: true,
 })
 export class CdkTreeNodeToggle<T, K = T> {
   /** Whether expand/collapse the node recursively. */

src/cdk/tree/tree-module.ts

@@ -25,7 +25,7 @@ const EXPORTED_DECLARATIONS = [
 ];
 
 @NgModule({
+  imports: EXPORTED_DECLARATIONS,
   exports: EXPORTED_DECLARATIONS,
-  declarations: EXPORTED_DECLARATIONS,
 })
 export class CdkTreeModule {}

src/cdk/tree/tree.ts

@@ -61,12 +61,13 @@ import {
     'role': 'tree',
   },
   encapsulation: ViewEncapsulation.None,
-
   // The "OnPush" status for the `CdkTree` component is effectively a noop, so we are removing it.
   // The view for `CdkTree` consists entirely of templates declared in other views. As they are
   // declared elsewhere, they are checked when their declaration points are checked.
   // tslint:disable-next-line:validate-decorators
   changeDetection: ChangeDetectionStrategy.Default,
+  standalone: true,
+  imports: [CdkTreeNodeOutlet],
 })
 export class CdkTree<T, K = T> implements AfterContentChecked, CollectionViewer, OnDestroy, OnInit {
   /** Subject that emits when the component has been destroyed. */
@@ -322,6 +323,7 @@ export class CdkTree<T, K = T> implements AfterContentChecked, CollectionViewer,
     'class': 'cdk-tree-node',
     '[attr.aria-expanded]': 'isExpanded',
   },
+  standalone: true,
 })
 export class CdkTreeNode<T, K = T> implements FocusableOption, OnDestroy, OnInit {
   /**

tools/public_api_guard/cdk/tree.md

@@ -68,7 +68,7 @@ export class CdkNestedTreeNode<T, K = T> extends CdkTreeNode<T, K> implements Af
     nodeOutlet: QueryList<CdkTreeNodeOutlet>;
     protected updateChildrenNodes(children?: T[]): void;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkNestedTreeNode<any, any>, "cdk-nested-tree-node", ["cdkNestedTreeNode"], {}, {}, ["nodeOutlet"], never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkNestedTreeNode<any, any>, "cdk-nested-tree-node", ["cdkNestedTreeNode"], {}, {}, ["nodeOutlet"], never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkNestedTreeNode<any, any>, never>;
 }
@@ -97,7 +97,7 @@ export class CdkTree<T, K = T> implements AfterContentChecked, CollectionViewer,
         end: number;
     }>;
     // (undocumented)
-    static ɵcmp: i0.ɵɵComponentDeclaration<CdkTree<any, any>, "cdk-tree", ["cdkTree"], { "dataSource": { "alias": "dataSource"; "required": false; }; "treeControl": { "alias": "treeControl"; "required": false; }; "trackBy": { "alias": "trackBy"; "required": false; }; }, {}, ["_nodeDefs"], never, false, never>;
+    static ɵcmp: i0.ɵɵComponentDeclaration<CdkTree<any, any>, "cdk-tree", ["cdkTree"], { "dataSource": { "alias": "dataSource"; "required": false; }; "treeControl": { "alias": "treeControl"; "required": false; }; "trackBy": { "alias": "trackBy"; "required": false; }; }, {}, ["_nodeDefs"], never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkTree<any, any>, never>;
 }
@@ -109,7 +109,7 @@ export class CdkTreeModule {
     // (undocumented)
     static ɵinj: i0.ɵɵInjectorDeclaration<CdkTreeModule>;
     // (undocumented)
-    static ɵmod: i0.ɵɵNgModuleDeclaration<CdkTreeModule, [typeof i1.CdkNestedTreeNode, typeof i2.CdkTreeNodeDef, typeof i3.CdkTreeNodePadding, typeof i4.CdkTreeNodeToggle, typeof i5.CdkTree, typeof i5.CdkTreeNode, typeof i6.CdkTreeNodeOutlet], never, [typeof i1.CdkNestedTreeNode, typeof i2.CdkTreeNodeDef, typeof i3.CdkTreeNodePadding, typeof i4.CdkTreeNodeToggle, typeof i5.CdkTree, typeof i5.CdkTreeNode, typeof i6.CdkTreeNodeOutlet]>;
+    static ɵmod: i0.ɵɵNgModuleDeclaration<CdkTreeModule, never, [typeof i1.CdkNestedTreeNode, typeof i2.CdkTreeNodeDef, typeof i3.CdkTreeNodePadding, typeof i4.CdkTreeNodeToggle, typeof i5.CdkTree, typeof i5.CdkTreeNode, typeof i6.CdkTreeNodeOutlet], [typeof i1.CdkNestedTreeNode, typeof i2.CdkTreeNodeDef, typeof i3.CdkTreeNodePadding, typeof i4.CdkTreeNodeToggle, typeof i5.CdkTree, typeof i5.CdkTreeNode, typeof i6.CdkTreeNodeOutlet]>;
 }
 
 // @public
@@ -141,7 +141,7 @@ export class CdkTreeNode<T, K = T> implements FocusableOption, OnDestroy, OnInit
     // (undocumented)
     protected _tree: CdkTree<T, K>;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNode<any, any>, "cdk-tree-node", ["cdkTreeNode"], { "role": { "alias": "role"; "required": false; }; }, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNode<any, any>, "cdk-tree-node", ["cdkTreeNode"], { "role": { "alias": "role"; "required": false; }; }, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkTreeNode<any, any>, never>;
 }
@@ -153,7 +153,7 @@ export class CdkTreeNodeDef<T> {
     template: TemplateRef<any>;
     when: (index: number, nodeData: T) => boolean;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNodeDef<any>, "[cdkTreeNodeDef]", never, { "when": { "alias": "cdkTreeNodeDefWhen"; "required": false; }; }, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNodeDef<any>, "[cdkTreeNodeDef]", never, { "when": { "alias": "cdkTreeNodeDefWhen"; "required": false; }; }, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkTreeNodeDef<any>, never>;
 }
@@ -166,7 +166,7 @@ export class CdkTreeNodeOutlet {
     // (undocumented)
     viewContainer: ViewContainerRef;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNodeOutlet, "[cdkTreeNodeOutlet]", never, {}, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNodeOutlet, "[cdkTreeNodeOutlet]", never, {}, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkTreeNodeOutlet, [null, { optional: true; }]>;
 }
@@ -202,7 +202,7 @@ export class CdkTreeNodePadding<T, K = T> implements OnDestroy {
     // (undocumented)
     _setPadding(forceChange?: boolean): void;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNodePadding<any, any>, "[cdkTreeNodePadding]", never, { "level": { "alias": "cdkTreeNodePadding"; "required": false; }; "indent": { "alias": "cdkTreeNodePaddingIndent"; "required": false; }; }, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNodePadding<any, any>, "[cdkTreeNodePadding]", never, { "level": { "alias": "cdkTreeNodePadding"; "required": false; }; "indent": { "alias": "cdkTreeNodePaddingIndent"; "required": false; }; }, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkTreeNodePadding<any, any>, [null, null, null, { optional: true; }]>;
 }
@@ -220,7 +220,7 @@ export class CdkTreeNodeToggle<T, K = T> {
     // (undocumented)
     protected _treeNode: CdkTreeNode<T, K>;
     // (undocumented)
-    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNodeToggle<any, any>, "[cdkTreeNodeToggle]", never, { "recursive": { "alias": "cdkTreeNodeToggleRecursive"; "required": false; }; }, {}, never, never, false, never>;
+    static ɵdir: i0.ɵɵDirectiveDeclaration<CdkTreeNodeToggle<any, any>, "[cdkTreeNodeToggle]", never, { "recursive": { "alias": "cdkTreeNodeToggleRecursive"; "required": false; }; }, {}, never, never, true, never>;
     // (undocumented)
     static ɵfac: i0.ɵɵFactoryDeclaration<CdkTreeNodeToggle<any, any>, never>;
 }