Fired when there is an error evaluating the PAC file or the onRequest listener.
The error can be triggered by throwing or returning an invalid value in the proxy.onRequest event handler.
browser.proxy.onError.addListener(listener) browser.proxy.onError.removeListener(listener) browser.proxy.onError.hasListener(listener)
Events have three functions:
addListener(listener)removeListener(listener)listener argument is the listener to remove.hasListener(listener)listener is registered for this event. Returns true if it is listening, false otherwise.callbackFunction that will be called when this event occurs. The function will be passed the following arguments:
newStateObject. An Error object representing the error.| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
onError |
No |
No |
60
55-71
|
? |
No |
No |
? |
? |
60
55
|
? |
? |
? |
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https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/API/proxy/onError