!1192 BPMN设计器：跳过表达式

Merge pull request !1192 from Lesan/feature/bpm-跳过表达式

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/framework/flowable/core/enums/BpmnVariableConstants.java

@@ -63,4 +63,6 @@ public class BpmnVariableConstants {
      */
     public static final String TASK_SIGN_PIC_URL = "TASK_SIGN_PIC_URL";
 
+    public static final String PROCESS_INSTANCE_SKIP_EXPRESSION_ENABLED = "_FLOWABLE_SKIP_EXPRESSION_ENABLED";
+
 }

yudao-module-bpm/yudao-module-bpm-biz/src/main/java/cn/iocoder/yudao/module/bpm/service/task/BpmProcessInstanceServiceImpl.java

@@ -595,6 +595,7 @@ public class BpmProcessInstanceServiceImpl implements BpmProcessInstanceService
         variables.put(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_START_USER_ID, userId); // 设置流程变量，发起人 ID
         variables.put(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_STATUS, // 流程实例状态：审批中
                 BpmProcessInstanceStatusEnum.RUNNING.getStatus());
+        variables.put(BpmnVariableConstants.PROCESS_INSTANCE_SKIP_EXPRESSION_ENABLED, true); // 跳过表达式需要添加此变量为 true，不影响没配置skipExpression的节点
         if (CollUtil.isNotEmpty(startUserSelectAssignees)) {
             variables.put(BpmnVariableConstants.PROCESS_INSTANCE_VARIABLE_START_USER_SELECT_ASSIGNEES, startUserSelectAssignees);
         }