move to pkg

packages/system/dist/WorkQueue.js

@@ -0,0 +1,30 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.barrierQueue = exports.processWorkQueue = void 0;
+async function processWorkQueue(queue, queueDelay = 200) {
+    while (queue && queue.length > 0) {
+        const v = queue.shift();
+        if (v) {
+            try {
+                const ret = await v.next();
+                v.resolve(ret);
+            }
+            catch (e) {
+                v.reject(e);
+            }
+        }
+    }
+    setTimeout(() => processWorkQueue(queue, queueDelay), queueDelay);
+}
+exports.processWorkQueue = processWorkQueue;
+const barrierQueue = async (queue, then) => {
+    return new Promise((resolve, reject) => {
+        queue.push({
+            next: then,
+            resolve,
+            reject,
+        });
+    });
+};
+exports.barrierQueue = barrierQueue;
+//# sourceMappingURL=WorkQueue.js.map