Angular 13, a deliberate improve to Google’s common TypeScript-based internet framework that guarantees to be “100% Ivy,” is now accessible in a launch candidate. A manufacturing launch of Angular 13 is due November 3.
Code for the discharge candidate may be discovered on GitHub.
Among the many adjustments cited in Angular 13 launch notes:
- TypeScript 4.4 assist has been added; as of October 5, variations older than TypeScript 4.4.2 are not supported within the core.
- Constructed-in validators comparable to
minLengthmay be disabled or enabled dynamically.
- A simplified ViewContainerRef.createComponent API permits for dynamic creation of elements.
- Error messaging has been improved.
- A persistent “construct cache by default” functionality has improved builds.
- Angular Bundle Format 13 is launched, eradicating View Engine-specific code from packages.
- $localize is a secure API, for internationalization.
- Customized situations may be set in
- The router not replaces the browser URL when a brand new navigation cancels an ongoing navigation. This had precipitated URL flicker and served solely to assist some AngularJS hybrid functions. Hybrid apps that depend on
navigationIdto the router as a substitute ought to subscribe to
NavigationCanceloccasions and conduct the
replaceStatethemselves so as to add
navigationIdto the router state.
wrappedValueclass not may be supported from @angular/core, which might end in compile errors or failures at runtime if libraries utilizing
wrappedValueare used. Utilization of
wrappedValuemust be eliminated.
- The conduct of the
SpyLocationutilized by the
RouterTestingModulehas been modified to match the conduct of browsers.
- For the core, pure annotations are being added to static property initializers. Class properties with initializers that trigger code execution can have unintended effects at module analysis, comparable in impact to module stage code. Thus, optimizers can not safely take away a category with such a static property, as potential unintended effects could influence software execution. To permit courses with some of these static properties to be optimized and eliminated if unused, the initializer expressions for the static properties may be annotated as pure.
- Service employee cache is cleared within the security employee to make sure stale or damaged contents aren’t served in future requests.
- For the platform-browser, the error message has been improved for a lacking animation set off.
- For types, Angular 13 debuts a brand new sort,
FormControlStatus, which is a union of all potential standing strings for kind controls. Additionally,
AbstractControl.standinghas been narrowed from
StatusChangeshave been narrowed from
Observable<FormControlStatus>. Most functions ought to eat these new varieties seamlessly, in accordance the Angular changelog.
- For the router, a change has been proposed to repair a state of affairs during which the default URL serializer would drop all the pieces afterward, together with a query mark in question parameters, leading to incorrect parsing for a navigation to
/path?q=hiya?&different=123. This modification offers for proper parsing.
- IE11 (Web Explorer) assist is being eliminated.
- For the compiler-cli, a repair has been proposed to make use of right module decision context for absolute imports in d.ts recordsdata.
- Additionally for the compiler-cli, evaluation can be skipped for incremental builds for recordsdata with out Angular conduct. In an incremental construct, the compiler tries to reuse as a lot evaluation information from a previous compilation as potential to keep away from doing the evaluation work once more. For supply recordsdata with out Angular conduct, nevertheless, no evaluation information can be recorded, with the consequence that the supply file can be reanalyzed every construct, even when nothing had modified. This commit avoids the evaluation of such supply recordsdata.
- For the language service, assist can be supplied for autocomplete string literal union varieties in templates.
- For the router, lacking outlet occasions can be added to
RouterOutletContract. This will likely be wanted when elements are rendered dynamically through the module federation sooner or later sooner or later.
Manufacturing releases of Angular are focused for each six months. The predecessor Angular 12 launch arrived Could 12.
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