Initial commit: 云印享后台管理系统

node_modules/rc-overflow/lib/hooks/channelUpdate.js

@@ -0,0 +1,19 @@
+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = channelUpdate;
+var _raf = _interopRequireDefault(require("rc-util/lib/raf"));
+function channelUpdate(callback) {
+  if (typeof MessageChannel === 'undefined') {
+    (0, _raf.default)(callback);
+  } else {
+    var channel = new MessageChannel();
+    channel.port1.onmessage = function () {
+      return callback();
+    };
+    channel.port2.postMessage(undefined);
+  }
+}