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perf(ivy): split view processing into render (create) and refresh (update) pass (#32020)

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PR Close #32020
This commit is contained in:
Pawel Kozlowski
2019-08-02 16:43:10 +02:00
committed by Kara Erickson
parent 4d96cf5197
commit b9dfe66028
14 changed files with 247 additions and 274 deletions
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27
packages/core/src/render3/state.ts
View File

@ -10,13 +10,10 @@ import {StyleSanitizeFn} from '../sanitization/style_sanitizer';
import {assertDefined} from '../util/assert';
import {assertLViewOrUndefined} from './assert';
import {executeHooks} from './hooks';
import {ComponentDef, DirectiveDef} from './interfaces/definition';
import {TElementNode, TNode, TViewNode} from './interfaces/node';
import {BINDING_INDEX, CONTEXT, DECLARATION_VIEW, FLAGS, InitPhaseState, LView, LViewFlags, OpaqueViewState, TVIEW} from './interfaces/view';
import {CONTEXT, DECLARATION_VIEW, LView, OpaqueViewState, TVIEW} from './interfaces/view';
import {resetAllStylingState, resetStylingState} from './styling_next/state';
import {isCreationMode, resetPreOrderHookFlags} from './util/view_utils';
/**
@ -461,27 +458,9 @@ export function resetComponentState() {
* Used in lieu of enterView to make it clear when we are exiting a child view. This makes
* the direction of traversal (up or down the view tree) a bit clearer.
*
* @param newView New state to become active
* @param safeToRunHooks Whether the runtime is in a state where running lifecycle hooks is valid.
* This is not always the case (for example, the application may have crashed and `leaveView` is
* being executed while unwinding the call stack).
* @param newView New LView to become active
*/
export function leaveView(newView: LView, safeToRunHooks: boolean): void {
const tView = lView[TVIEW];
if (isCreationMode(lView)) {
lView[FLAGS] &= ~LViewFlags.CreationMode;
} else {
try {
resetPreOrderHookFlags(lView);
safeToRunHooks && executeHooks(
lView, tView.viewHooks, tView.viewCheckHooks, checkNoChangesMode,
InitPhaseState.AfterViewInitHooksToBeRun, undefined);
} finally {
// Views are clean and in update mode after being checked, so these bits are cleared
lView[FLAGS] &= ~(LViewFlags.Dirty | LViewFlags.FirstLViewPass);
lView[BINDING_INDEX] = tView.bindingStartIndex;
}
}
export function leaveView(newView: LView): void {
enterView(newView, null);
}