From fc263a6814c83452bb3c0f1630d998eae373066e Mon Sep 17 00:00:00 2001 From: braks <78412429+bcakmakoglu@users.noreply.github.com> Date: Fri, 7 Oct 2022 22:36:37 +0200 Subject: [PATCH] fix(graph): check if element exists in isNode/Edge --- packages/vue-flow/src/utils/graph.ts | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/packages/vue-flow/src/utils/graph.ts b/packages/vue-flow/src/utils/graph.ts index 5146f426..c478f588 100644 --- a/packages/vue-flow/src/utils/graph.ts +++ b/packages/vue-flow/src/utils/graph.ts @@ -40,11 +40,12 @@ export const getHostForElement = (element: HTMLElement): Document => { } type MaybeElement = Node | Edge | Connection | FlowElement -export const isEdge = (element: MaybeElement): element is Edge => 'id' in element && 'source' in element && 'target' in element +export const isEdge = (element: MaybeElement): element is Edge => + element && 'id' in element && 'source' in element && 'target' in element export const isGraphEdge = (element: MaybeElement): element is GraphEdge => isEdge(element) && 'sourceNode' in element && 'targetNode' in element -export const isNode = (element: MaybeElement): element is Node => 'id' in element && !isEdge(element) +export const isNode = (element: MaybeElement): element is Node => element && 'id' in element && !isEdge(element) export const isGraphNode = (element: MaybeElement): element is GraphNode => isNode(element) && 'computedPosition' in element export const parseNode = (node: Node, nodeExtent: CoordinateExtent, defaults?: Partial): GraphNode => {