transformRequest property
RequestTransformFunctionJsImpl
get
transformRequest
A callback run before the MapboxMap makes a request for an external URL. The callback can be used to modify the url, set headers, or set the credentials property for cross-origin requests.
Expected to return an object with a url
property and optionally headers
and credentials
properties.
Implementation
RequestTransformFunctionJsImpl get transformRequest =>
jsObject.transformRequest;