Function applyProjection

packages/core/src/render3/node_manipulation.ts:988–1001

(tView: TView, lView: LView, tProjectionNode: TProjectionNode)

 * @param tProjectionNode node to project
 */
export function applyProjection(tView: TView, lView: LView, tProjectionNode: TProjectionNode) {
  const renderer = lView[RENDERER];
  const parentRNode = getParentRElement(tView, tProjectionNode, lView);
  const parentTNode = tProjectionNode.parent || lView[T_HOST]!;
  let beforeNode = getInsertInFrontOfRNode(parentTNode, tProjectionNode, lView);
  applyProjectionRecursive(
    renderer,
    WalkTNodeTreeAction.Create,
    lView,
    tProjectionNode,
    parentRNode,
    beforeNode,
  );
}

/**
 * `applyProjectionRecursive` performs operation on the projection specified by `action` (insert,