cargdev/angular
1
0
Fork 0
Code Issues 6 Pull Requests Actions Packages Projects Releases Wiki Activity

feat(ivy): expose a series of helpful application inspection tools (#25919)

Browse Source 
PR Close #25919
This commit is contained in:
Matias Niemelä
2018-09-24 14:51:54 -07:00
committed by Kara Erickson
parent cf095d982d
commit 0c344715e5
7 changed files with 894 additions and 135 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
packages/core/src/render3/context_discovery.ts
View File

@ -352,7 +352,8 @@ function getLNodeFromViewData(lViewData: LViewData, lElementIndex: number): LEle
* Returns a collection of directive index values that are used on the element
* (which is referenced by the lNodeIndex)
*/
function discoverDirectiveIndices(lViewData: LViewData, lNodeIndex: number): number[]|null {
export function discoverDirectiveIndices(
lViewData: LViewData, lNodeIndex: number, includeComponents?: boolean): number[]|null {
const directivesAcrossView = lViewData[DIRECTIVES];
const tNode = lViewData[TVIEW].data[lNodeIndex] as TNode;
if (directivesAcrossView && directivesAcrossView.length) {
@ -373,12 +374,20 @@ function discoverDirectiveIndices(lViewData: LViewData, lNodeIndex: number): num
return null;
}
function discoverDirectives(lViewData: LViewData, directiveIndices: number[]): number[]|null {
/**
* Returns a list of directives extracted from the given view based on the
* provided list of directive index values.
*
* @param lViewData The target view data
* @param indices A collection of directive index values which will be used to
* figure out the directive instances
*/
export function discoverDirectives(lViewData: LViewData, indices: number[]): number[]|null {
const directives: any[] = [];
const directiveInstances = lViewData[DIRECTIVES];
if (directiveInstances) {
for (let i = 0; i < directiveIndices.length; i++) {
const directiveIndex = directiveIndices[i];
for (let i = 0; i < indices.length; i++) {
const directiveIndex = indices[i];
const directive = directiveInstances[directiveIndex];
directives.push(directive);
}