Function getDirectives

packages/core/src/render3/util/discovery_utils.ts:202–226

(node: Node)

 * @publicApi
 */
export function getDirectives(node: Node): {}[] {
  // Skip text nodes because we can't have directives associated with them.
  if (node instanceof Text) {
    return [];
  }

  const context = getLContext(node)!;
  const lView = context ? context.lView : null;
  if (lView === null) {
    return [];
  }

  const tView = lView[TVIEW];
  const nodeIndex = context.nodeIndex;
  if (!tView?.data[nodeIndex]) {
    return [];
  }
  if (context.directives === undefined) {
    context.directives = getDirectivesAtNodeIndex(nodeIndex, lView);
  }

  // The `directives` in this case are a named array called `LComponentView`. Clone the
  // result so we don't expose an internal data structure in the user's console.
  return context.directives === null ? [] : [...context.directives];
}

/** Metadata common to directives from all frameworks.  */
export interface BaseDirectiveDebugMetadata {