15 lines
454 B
JavaScript
15 lines
454 B
JavaScript
/* global originalAPIObjects */
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browser.runtime.onMessage.addListener(async (msg, sender, sendResponse) => {
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if (msg !== "test-api-object-in-background-page") {
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throw new Error(`Unexpected message received: ${msg}`);
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}
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return {
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browserIsDefined: !!browser,
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chromeIsDefined: !!chrome,
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browserIsUnchanged: browser === originalAPIObjects.browser,
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windowBrowserIsUnchanged: window.browser === originalAPIObjects.browser,
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};
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});
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