Function shouldRunGuardsAndResolvers

packages/router/src/utils/preactivation.ts:176–206

(
  curr: ActivatedRouteSnapshot,
  future: ActivatedRouteSnapshot,
  mode: RunGuardsAndResolvers | undefined,
)

}

function shouldRunGuardsAndResolvers(
  curr: ActivatedRouteSnapshot,
  future: ActivatedRouteSnapshot,
  mode: RunGuardsAndResolvers | undefined,
): boolean {
  if (typeof mode === 'function') {
    return runInInjectionContext(future._environmentInjector, () => mode(curr, future));
  }
  switch (mode) {
    case 'pathParamsChange':
      return !equalPath(curr.url, future.url);

    case 'pathParamsOrQueryParamsChange':
      return (
        !equalPath(curr.url, future.url) || !shallowEqual(curr.queryParams, future.queryParams)
      );

    case 'always':
      return true;

    case 'paramsOrQueryParamsChange':
      return (
        !equalParamsAndUrlSegments(curr, future) ||
        !shallowEqual(curr.queryParams, future.queryParams)
      );

    case 'paramsChange':
    default:
      return !equalParamsAndUrlSegments(curr, future);
  }
}

function deactivateRouteAndItsChildren(
  route: TreeNode<ActivatedRouteSnapshot>,