fix: 解决存在循环节点时的bug

This commit is contained in:
Lesan
2024-11-25 02:14:21 +00:00
committed by Gitee
parent 00a19cfc78
commit e587d68fef

View File

@ -245,6 +245,7 @@ function findAllPredecessorsExcludingStart(elementId, modeler) {
const elementRegistry = modeler.get('elementRegistry')
const allConnections = elementRegistry.filter((element) => element.type === 'bpmn:SequenceFlow')
const predecessors = new Set() // 使用 Set 来避免重复节点
const visited = new Set() // 用于记录已访问的节点
// 检查是否是开始事件节点
function isStartEvent(element) {
@ -252,6 +253,14 @@ function findAllPredecessorsExcludingStart(elementId, modeler) {
}
function findPredecessorsRecursively(element) {
// 如果该节点已经访问过,直接返回,避免循环
if (visited.has(element)) {
return
}
// 标记当前节点为已访问
visited.add(element)
// 获取与当前节点相连的所有连接
const incomingConnections = allConnections.filter((connection) => connection.target === element)