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Diffstat (limited to 'ext/bg/js/backend.js')
| -rw-r--r-- | ext/bg/js/backend.js | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/ext/bg/js/backend.js b/ext/bg/js/backend.js index be43ecf6..14b0aff1 100644 --- a/ext/bg/js/backend.js +++ b/ext/bg/js/backend.js @@ -278,6 +278,11 @@ class Backend { // Message handlers async _onApiYomichanCoreReady(_params, sender) { + // tab ID isn't set in background (e.g. browser_action) + if (typeof sender.tab === 'undefined') { + return chrome.runtime.sendMessage({action: 'backendPrepared'}); + } + const tabId = sender.tab.id; return new Promise((resolve) => { chrome.tabs.sendMessage(tabId, {action: 'backendPrepared'}, resolve); |