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perf(render): only create LightDom instances if the element has children

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This commit is contained in:
Tobias Bosch
2015-06-10 15:54:10 -07:00
parent 4f27611ae6
commit ca09701343
5 changed files with 59 additions and 12 deletions
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7
modules/angular2/src/render/dom/view/element_binder.ts
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@ -15,10 +15,11 @@ export class ElementBinder {
distanceToParent: number;
propertySetters: Map<string, SetterFn>;
hostActions: Map<string, AST>;
elementIsEmpty: boolean;
constructor({textNodeIndices, contentTagSelector, nestedProtoView, componentId, eventLocals,
localEvents, globalEvents, hostActions, parentIndex, distanceToParent,
propertySetters}: {
propertySetters, elementIsEmpty}: {
contentTagSelector?: string,
textNodeIndices?: List<number>,
nestedProtoView?: protoViewModule.DomProtoView,
@ -29,7 +30,8 @@ export class ElementBinder {
parentIndex?: number,
distanceToParent?: number,
propertySetters?: Map<string, SetterFn>,
hostActions?: Map<string, AST>
hostActions?: Map<string, AST>,
elementIsEmpty?: boolean
} = {}) {
this.textNodeIndices = textNodeIndices;
this.contentTagSelector = contentTagSelector;
@ -42,6 +44,7 @@ export class ElementBinder {
this.parentIndex = parentIndex;
this.distanceToParent = distanceToParent;
this.propertySetters = propertySetters;
this.elementIsEmpty = elementIsEmpty;
}
}