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refactor(compiler): inline view.viewChildren in generated code

This commit is contained in:
Tobias Bosch 2016-10-31 10:10:13 -07:00 committed by vsavkin
parent 97471d74b6
commit e5fdf4c70a
5 changed files with 36 additions and 32 deletions
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2
modules/@angular/compiler/src/view_compiler/compile_view.ts
View File

@ -27,6 +27,8 @@ export class CompileView implements NameResolver {
public viewType: ViewType;
public viewQueries: Map<any, CompileQuery[]>;
public viewChildren: o.Expression[] = [];
public nodes: CompileNode[] = [];
// root nodes or AppElements for ViewContainers
public rootNodesOrAppElements: o.Expression[] = [];

25
modules/@angular/compiler/src/view_compiler/view_builder.ts
View File

@ -194,21 +194,25 @@ class ViewBuilderVisitor implements TemplateAstVisitor {
parent, this.view, nodeIndex, renderNode, ast, component, directives, ast.providers,
ast.hasViewContainer, false, ast.references, this.targetDependencies);
this.view.nodes.push(compileElement);
var compViewExpr: o.ReadVarExpr = null;
var compViewExpr: o.ReadPropExpr = null;
if (isPresent(component)) {
let nestedComponentIdentifier =
new CompileIdentifierMetadata({name: getViewFactoryName(component, 0)});
this.targetDependencies.push(
new ViewFactoryDependency(component.type, nestedComponentIdentifier));
compViewExpr = o.variable(`compView_${nodeIndex}`); // fix highlighting: `
compViewExpr = o.THIS_EXPR.prop(`compView_${nodeIndex}`); // fix highlighting: `
this.view.fields.push(new o.ClassField(
compViewExpr.name,
o.importType(resolveIdentifier(Identifiers.AppView), [o.importType(component.type)])));
this.view.viewChildren.push(compViewExpr);
compileElement.setComponentView(compViewExpr);
this.view.createMethod.addStmt(
compViewExpr
.set(o.importExpr(nestedComponentIdentifier).callFn([
ViewProperties.viewUtils, compileElement.injector, compileElement.appElement
]))
.toDeclStmt());
.toStmt());
}
compileElement.beforeChildren();
this._addRootNodeAndProject(compileElement);
@ -452,7 +456,7 @@ function createViewClass(
'detectChangesInternal', [new o.FnParam(DetectChangesVars.throwOnChange.name, o.BOOL_TYPE)],
generateDetectChangesMethod(view)),
new o.ClassMethod('dirtyParentQueriesInternal', [], view.dirtyParentQueriesMethod.finish()),
new o.ClassMethod('destroyInternal', [], view.destroyMethod.finish()),
new o.ClassMethod('destroyInternal', [], generateDestroyMethod(view)),
new o.ClassMethod('detachInternal', [], view.detachMethod.finish())
].filter((method) => method.body.length > 0);
var superClass = view.genConfig.genDebugInfo ? Identifiers.DebugAppView : Identifiers.AppView;
@ -467,6 +471,14 @@ function createViewClass(
return viewClass;
}
function generateDestroyMethod(view: CompileView): o.Statement[] {
const stmts: o.Statement[] = [];
view.viewChildren.forEach(
(viewChild) => { stmts.push(viewChild.callMethod('destroy', []).toStmt()); });
stmts.push(...view.destroyMethod.finish());
return stmts;
}
function createViewFactory(
view: CompileView, viewClass: o.ClassStmt, renderCompTypeVar: o.ReadVarExpr): o.Statement {
var viewFactoryArgs = [
@ -569,8 +581,9 @@ function generateDetectChangesMethod(view: CompileView): o.Statement[] {
stmts.push(new o.IfStmt(o.not(DetectChangesVars.throwOnChange), afterContentStmts));
}
stmts.push(...view.detectChangesRenderPropertiesMethod.finish());
stmts.push(o.THIS_EXPR.callMethod('detectViewChildrenChanges', [DetectChangesVars.throwOnChange])
.toStmt());
view.viewChildren.forEach((viewChild) => {
stmts.push(viewChild.callMethod('detectChanges', [DetectChangesVars.throwOnChange]).toStmt());
});
var afterViewStmts =
view.updateViewQueriesMethod.finish().concat(view.afterViewLifecycleCallbacksMethod.finish());
if (afterViewStmts.length > 0) {

20
modules/@angular/core/src/linker/view.ts
View File

@ -34,7 +34,6 @@ export abstract class AppView<T> {
allNodes: any[];
disposables: Function[];
contentChildren: AppView<any>[] = [];
viewChildren: AppView<any>[] = [];
viewContainerElement: AppElement = null;
numberOfChecks: number = 0;
@ -102,9 +101,6 @@ export abstract class AppView<T> {
this.allNodes = allNodes;
this.disposables = disposables;
if (this.type === ViewType.COMPONENT) {
// Note: the render nodes have been attached to their host element
// in the ViewFactory already.
this.declarationAppElement.parentView.viewChildren.push(this);
this.dirtyParentQueriesInternal();
}
}
@ -145,10 +141,6 @@ export abstract class AppView<T> {
for (var i = 0; i < children.length; i++) {
children[i]._destroyRecurse();
}
children = this.viewChildren;
for (var i = 0; i < children.length; i++) {
children[i]._destroyRecurse();
}
this.destroyLocal();
this.cdMode = ChangeDetectorStatus.Destroyed;
@ -214,7 +206,8 @@ export abstract class AppView<T> {
detectChanges(throwOnChange: boolean): void {
var s = _scope_check(this.clazz);
if (this.cdMode === ChangeDetectorStatus.Checked ||
this.cdMode === ChangeDetectorStatus.Errored)
this.cdMode === ChangeDetectorStatus.Errored ||
this.cdMode === ChangeDetectorStatus.Detached)
return;
if (this.cdMode === ChangeDetectorStatus.Destroyed) {
this.throwDestroyedError('detectChanges');
@ -231,7 +224,6 @@ export abstract class AppView<T> {
*/
detectChangesInternal(throwOnChange: boolean): void {
this.detectContentChildrenChanges(throwOnChange);
this.detectViewChildrenChanges(throwOnChange);
}
detectContentChildrenChanges(throwOnChange: boolean) {
@ -242,14 +234,6 @@ export abstract class AppView<T> {
}
}
detectViewChildrenChanges(throwOnChange: boolean) {
for (var i = 0; i < this.viewChildren.length; ++i) {
var child = this.viewChildren[i];
if (child.cdMode === ChangeDetectorStatus.Detached) continue;
child.detectChanges(throwOnChange);
}
}
markContentChildAsMoved(renderAppElement: AppElement): void { this.dirtyParentQueriesInternal(); }
addToContentChildren(renderAppElement: AppElement): void {

2
modules/benchmarks/src/tree/ng2_ftl/tree_host.ngfactory.ts
View File

@ -38,7 +38,7 @@ class _View_TreeComponent_Host0 extends import1.AppView<any> {
this._vc_0 = new import2.AppElement(0, (null as any), this, this._el_0);
this._TreeComponent_0_4 = new _View_TreeComponent0(this._el_0);
this._vc_0.initComponent(this._TreeComponent_0_4.context, [], <any>this._TreeComponent_0_4);
this.init([].concat([this._el_0]), [this._el_0], [], []);
this.init([].concat([this._el_0]), [this._el_0], []);
return this._vc_0;
}
detectChangesInternal(throwOnChange: boolean): void {

19
modules/benchmarks/src/tree/ng2_static_ftl/tree_root.ngfactory.ts
View File

@ -27,6 +27,7 @@ class _View_TreeRootComponent_Host0 extends import1.AppView<any> {
_el_0: any;
/*private*/ _appEl_0: import2.AppElement;
_TreeRootComponent_0_4: import3.TreeRootComponent;
_TreeRootComponent_0_4_View: any;
constructor(
viewUtils: import4.ViewUtils, parentInjector: import5.Injector,
declarationEl: import2.AppElement) {
@ -38,14 +39,19 @@ class _View_TreeRootComponent_Host0 extends import1.AppView<any> {
this._el_0 = import4.selectOrCreateRenderHostElement(
this.renderer, 'tree', import4.EMPTY_INLINE_ARRAY, rootSelector, (null as any));
this._appEl_0 = new import2.AppElement(0, (null as any), this, this._el_0);
var compView_0: any =
this._TreeRootComponent_0_4_View =
viewFactory_TreeRootComponent0(this.viewUtils, this.injector(0), this._appEl_0);
this._TreeRootComponent_0_4 = new import3.TreeRootComponent();
this._appEl_0.initComponent(this._TreeRootComponent_0_4, [], compView_0);
compView_0.create(this._TreeRootComponent_0_4, this.projectableNodes, (null as any));
this.init([].concat([this._el_0]), [this._el_0], [], []);
this._appEl_0.initComponent(this._TreeRootComponent_0_4, [], this._TreeRootComponent_0_4_View);
this._TreeRootComponent_0_4_View.create(
this._TreeRootComponent_0_4, this.projectableNodes, (null as any));
this.init([].concat([this._el_0]), [this._el_0], []);
return this._appEl_0;
}
detectChangesInternal(throwOnChange: boolean): void {
this._TreeRootComponent_0_4_View.detectChangesInternal(throwOnChange);
}
destroyInternal(): void { this._TreeRootComponent_0_4_View.destroyInternal(); }
injectorGetInternal(token: any, requestNodeIndex: number, notFoundResult: any): any {
if (((token === import3.TreeRootComponent) && (0 === requestNodeIndex))) {
return this._TreeRootComponent_0_4;
@ -89,7 +95,7 @@ class _View_TreeRootComponent0 extends import1.AppView<import3.TreeRootComponent
new import11.TemplateRef_(this._appEl_0, viewFactory_TreeRootComponent1);
this._NgIf_0_6 = new import10.NgIf(this._appEl_0.vcRef, this._TemplateRef_0_5);
this._expr_0 = import7.UNINITIALIZED;
this.init([], [this._anchor_0], [], []);
this.init([], [this._anchor_0], []);
return (null as any);
}
injectorGetInternal(token: any, requestNodeIndex: number, notFoundResult: any): any {
@ -108,7 +114,6 @@ class _View_TreeRootComponent0 extends import1.AppView<import3.TreeRootComponent
this._expr_0 = currVal_0;
}
this.detectContentChildrenChanges(throwOnChange);
this.detectViewChildrenChanges(throwOnChange);
}
}
export function viewFactory_TreeRootComponent0(
@ -134,7 +139,7 @@ class _View_TreeRootComponent1 extends import1.AppView<any> {
createInternal(rootSelector: string): import2.AppElement {
this._el_0 = this.renderer.createElement((null as any), 'tree0', (null as any));
this._TreeComponent0_0_4View = new import13.View_TreeTreeComponent(maxDepth - 1, this._el_0);
this.init([].concat([this._el_0]), [this._el_0], [], []);
this.init([].concat([this._el_0]), [this._el_0], []);
return (null as any);
}
destroyInternal() { this._TreeComponent0_0_4View.destroyInternal(); }