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-rw-r--r--ext/js/pages/settings/settings-controller.js10
1 files changed, 8 insertions, 2 deletions
diff --git a/ext/js/pages/settings/settings-controller.js b/ext/js/pages/settings/settings-controller.js
index 4a86470d..5fa5b660 100644
--- a/ext/js/pages/settings/settings-controller.js
+++ b/ext/js/pages/settings/settings-controller.js
@@ -51,8 +51,10 @@ class SettingsController extends EventDispatcher {
prepare() {
yomichan.on('optionsUpdated', this._onOptionsUpdated.bind(this));
- chrome.permissions.onAdded.addListener(this._onPermissionsChanged.bind(this));
- chrome.permissions.onRemoved.addListener(this._onPermissionsChanged.bind(this));
+ if (this._canObservePermissionsChanges()) {
+ chrome.permissions.onAdded.addListener(this._onPermissionsChanged.bind(this));
+ chrome.permissions.onRemoved.addListener(this._onPermissionsChanged.bind(this));
+ }
}
async refresh() {
@@ -206,4 +208,8 @@ class SettingsController extends EventDispatcher {
const permissions = await this._permissionsUtil.getAllPermissions();
this.trigger(event, {permissions});
}
+
+ _canObservePermissionsChanges() {
+ return isObject(chrome.permissions) && isObject(chrome.permissions.onAdded) && isObject(chrome.permissions.onRemoved);
+ }
}