pipeline判断终止条件

lib/utils/executor.js

@@ -8,6 +8,9 @@ exports.pipeline = void 0;
 function pipeline(...units) {
     const exec = (idx, resultPrev) => {
         const unit = units[idx];
+        if (!unit) {
+            return resultPrev;
+        }
         const result = unit(resultPrev);
         if (result instanceof Promise) {
             return result.then((resultSync) => exec(idx + 1, resultSync));

src/utils/executor.ts

@@ -3,8 +3,11 @@
  * @param units 各个执行单元，需要流水线执行，可能是同步也可能是异步
  */
 export function pipeline(...units: Array<(result?: any) => any>) {
-    const exec = (idx: number, resultPrev?: any):any => {
+    const exec = (idx: number, resultPrev?: any):any => {        
         const unit = units[idx];
+        if (!unit) {
+            return resultPrev;
+        }
         const result = unit(resultPrev);
         if (result instanceof Promise) {
             return result.then(