Type Definition dart_sys::Dart_IsolateGroupCleanupCallback

type Dart_IsolateGroupCleanupCallback = Option<unsafe extern "C" fn(isolate_group_data: *mut c_void)>;

An isolate group cleanup callback function.

This callback, provided by the embedder, is called after the vm shuts down an isolate group.

This function should be used to dispose of native resources that are allocated to an isolate in order to avoid leaks.

\param isolate_group_data The same callback data which was passed to the isolate group when it was created.