Function checkOutletNameUniqueness

packages/router/src/recognize.ts:586–601

(nodes: TreeNode<ActivatedRouteSnapshot>[])

}

function checkOutletNameUniqueness(nodes: TreeNode<ActivatedRouteSnapshot>[]): void {
  const names: {[k: string]: ActivatedRouteSnapshot} = {};
  nodes.forEach((n) => {
    const routeWithSameOutletName = names[n.value.outlet];
    if (routeWithSameOutletName) {
      const p = routeWithSameOutletName.url.map((s) => s.toString()).join('/');
      const c = n.value.url.map((s) => s.toString()).join('/');
      throw new RuntimeError(
        RuntimeErrorCode.TWO_SEGMENTS_WITH_SAME_OUTLET,
        (typeof ngDevMode === 'undefined' || ngDevMode) &&
          `Two segments cannot have the same outlet name: '${p}' and '${c}'.`,
      );
    }
    names[n.value.outlet] = n.value;
  });
}

function getData(route: Route): Data {
  return route.data || {};