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fix(ivy): View Queries inheritance fix (#28309)

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Prior to this change `viewQuery` functions that represent @ViewQuery list were not composable, which caused problems in case one Component/Directive inherits another one and both of them contain View Queries. Due to the fact that we used indices to reference queries, resulting query set was corrupted (child component queries were overridden by super class ones). In order to avoid that we no longer use indices assigned at compile time and instead maintain current view query index while iterating through them. This allows us to compose `viewQuery` functions and make inheritance feature work with View Queries.

PR Close #28309
This commit is contained in:
Andrew Kushnir
2019-01-18 18:02:32 -08:00
committed by Jason Aden
parent 9f9024b7a1
commit 9098225ff0
21 changed files with 550 additions and 384 deletions
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2
packages/compiler/src/render3/r3_identifiers.ts
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@ -185,6 +185,8 @@ export class Identifiers {
static query: o.ExternalReference = {name: 'ɵquery', moduleName: CORE};
static queryRefresh: o.ExternalReference = {name: 'ɵqueryRefresh', moduleName: CORE};
static viewQuery: o.ExternalReference = {name: 'ɵviewQuery', moduleName: CORE};
static loadViewQuery: o.ExternalReference = {name: 'ɵloadViewQuery', moduleName: CORE};
static registerContentQuery:
o.ExternalReference = {name: 'ɵregisterContentQuery', moduleName: CORE};