fix: Fix possible "Cannot read property" error by sendBeacon. (issue #615)

Author: Maizify

CHANGELOG.md

@@ -4,6 +4,7 @@ English | [简体中文](./CHANGELOG_CN.md)
 
 - `Feat(Netwrk)` Add new option `network.ignoreUrlRegExp` to skip some requests. (PR #623)
 - `Fix(Core)` Fix prototype pollution in `vConsole.setOption()`. (issue #616 #621)
+- `Fix(Network)` Fix possible "Cannot read property" error by `sendBeacon`. (issue #615)
 
 
 ## 3.15.0 (2022-11-02)

CHANGELOG_CN.md

@@ -4,6 +4,7 @@
 
 - `Feat(Netwrk)` 新增配置项 `network.ignoreUrlRegExp` 以跳过一些请求。 (PR #623)
 - `Fix(Core)` 修复 `vConsole.setOption()` 中可能存在的原型污染问题。 (issue #616 #621)
+- `Fix(Network)` 修复可能由 `sendBeacon` 引发的 "Cannot read property" 错误。 (issue #615)
 
 
 ## 3.15.0 (2022-11-02)

src/network/network.model.ts

@@ -105,7 +105,7 @@ export class VConsoleNetworkModel extends VConsoleModel {
    * @private
    */
   private mockSendBeacon() {
-    if (!window.navigator.sendBeacon) {
+    if (!window?.navigator?.sendBeacon) {
       return;
     }
     window.navigator.sendBeacon = BeaconProxy.create((item: VConsoleNetworkRequestItem) => {