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feat(router): add parent, children, firstChild to ActivatedRoute

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This commit is contained in:
vsavkin
2016-08-02 14:34:00 -07:00
committed by Alex Rickabaugh
parent 5fceb21549
commit 550ab31bd0
4 changed files with 140 additions and 1 deletions
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15
modules/@angular/router/src/utils/tree.ts
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@ -14,21 +14,33 @@ export class Tree<T> {
get root(): T { return this._root.value; }
/**
* @deprecated (use ActivatedRoute.parent instead)
*/
parent(t: T): T {
const p = this.pathFromRoot(t);
return p.length > 1 ? p[p.length - 2] : null;
}
/**
* @deprecated (use ActivatedRoute.children instead)
*/
children(t: T): T[] {
const n = findNode(t, this._root);
return n ? n.children.map(t => t.value) : [];
}
/**
* @deprecated (use ActivatedRoute.firstChild instead)
*/
firstChild(t: T): T {
const n = findNode(t, this._root);
return n && n.children.length > 0 ? n.children[0].value : null;
}
/**
* @deprecated
*/
siblings(t: T): T[] {
const p = findPath(t, this._root, []);
if (p.length < 2) return [];
@ -37,6 +49,9 @@ export class Tree<T> {
return c.filter(cc => cc !== t);
}
/**
* @deprecated (use ActivatedRoute.pathFromRoot instead)
*/
pathFromRoot(t: T): T[] { return findPath(t, this._root, []).map(s => s.value); }
}