angular2
Version:
Angular 2 - a web framework for modern web apps
50 lines • 2.32 kB
JavaScript
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") return Reflect.decorate(decorators, target, key, desc);
switch (arguments.length) {
case 2: return decorators.reduceRight(function(o, d) { return (d && d(o)) || o; }, target);
case 3: return decorators.reduceRight(function(o, d) { return (d && d(target, key)), void 0; }, void 0);
case 4: return decorators.reduceRight(function(o, d) { return (d && d(target, key, o)) || o; }, desc);
}
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
import { Injectable } from 'angular2/src/core/di';
import { isPresent, isBlank } from 'angular2/src/facade/lang';
import { StringMapWrapper } from 'angular2/src/facade/collection';
import { DOM } from 'angular2/src/core/dom/dom_adapter';
import { ElementSchemaRegistry } from './element_schema_registry';
export let DomElementSchemaRegistry = class extends ElementSchemaRegistry {
constructor(...args) {
super(...args);
this._protoElements = new Map();
}
_getProtoElement(tagName) {
var element = this._protoElements.get(tagName);
if (isBlank(element)) {
element = DOM.createElement(tagName);
this._protoElements.set(tagName, element);
}
return element;
}
hasProperty(tagName, propName) {
if (tagName.indexOf('-') !== -1) {
// can't tell now as we don't know which properties a custom element will get
// once it is instantiated
return true;
}
else {
var elm = this._getProtoElement(tagName);
return DOM.hasProperty(elm, propName);
}
}
getMappedPropName(propName) {
var mappedPropName = StringMapWrapper.get(DOM.attrToPropMap, propName);
return isPresent(mappedPropName) ? mappedPropName : propName;
}
};
DomElementSchemaRegistry = __decorate([
Injectable(),
__metadata('design:paramtypes', [])
], DomElementSchemaRegistry);
//# sourceMappingURL=dom_element_schema_registry.js.map