refactor(ivy): code review changes (#21638)

PR Close #21638

packages/core/src/render3/interfaces/container.ts

@@ -9,7 +9,6 @@
 import {ComponentTemplate} from './definition';
 import {LElementNode, LViewNode} from './node';
 import {LQuery} from './query';
-import {RNode} from './renderer';
 import {LView, TView} from './view';
 
 
@@ -81,15 +80,6 @@ export interface LContainer {
    * this container are reported to queries referenced here.
    */
   query: LQuery|null;
-
-  /*
-   * Caches the reference of the first native node following this container in the same native
-   * parent.
-   * This is reset to undefined in containerRefreshEnd.
-   * When it is undefined, it means the value has not been computed yet.
-   * Otherwise, it contains the result of findBeforeNode(container, null).
-   */
-  nextNative: RNode|null|undefined;
 }
 
 /**

packages/core/src/render3/interfaces/node.ts

@@ -11,10 +11,11 @@ import {DirectiveDef} from './definition';
 import {LInjector} from './injector';
 import {LProjection} from './projection';
 import {LQuery} from './query';
-import {RElement, RText} from './renderer';
+import {RElement, RNode, RText} from './renderer';
 import {LView, TData, TView} from './view';
 
 
+
 /**
  * LNodeFlags corresponds to the LNode.flags property. It contains information
  * on how to map a particular set of bits in LNode.flags to the node type, directive
@@ -75,7 +76,7 @@ export interface LNode {
    *  - append children to their element parents in the DOM (e.g. `parent.native.appendChild(...)`)
    *  - retrieve the sibling elements of text nodes whose creation / insertion has been delayed
    */
-  readonly native: RElement|RText|null;
+  readonly native: RElement|RText|null|undefined;
 
   /**
    * We need a reference to a node's parent so we can append the node to its parent's native
@@ -177,7 +178,14 @@ export interface LViewNode extends LNode {
 
 /** Abstract node container which contains other views. */
 export interface LContainerNode extends LNode {
-  readonly native: null;
+  /*
+   * Caches the reference of the first native node following this container in the same native
+   * parent.
+   * This is reset to undefined in containerRefreshEnd.
+   * When it is undefined, it means the value has not been computed yet.
+   * Otherwise, it contains the result of findBeforeNode(container, null).
+   */
+  native: RElement|RText|null|undefined;
   readonly data: LContainer;
   child: null;
   next: LContainerNode|LElementNode|LTextNode|LProjectionNode|null;

packages/core/src/render3/interfaces/projection.ts

@@ -13,8 +13,8 @@ import {LContainerNode, LElementNode, LTextNode} from './node';
  * It is a linked list (using the pNextOrParent property).
  */
 export interface LProjection {
-  first: LElementNode|LTextNode|LContainerNode|null;
-  last: LElementNode|LTextNode|LContainerNode|null;
+  head: LElementNode|LTextNode|LContainerNode|null;
+  tail: LElementNode|LTextNode|LContainerNode|null;
 }
 
 /**