in src/main/resources/SLING-INF/libs/sling/sightly/js/internal/resource.js [75:83]
getParent: function() {
var parentPath = getParentPath(this.path);
if (!parentPath) {
return null;
}
var resolver = this.nativeResource.getResourceResolver();
var parent = resolver.resolve(parentPath);
return this._promise.success(new Resource(parent, this._promise));
},