alef 0.23.15

Opinionated polyglot binding generator for Rust libraries
Documentation 
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impl Drop for {{ bridge_name }} {
    fn drop(&mut self) {
        if let Some(free_fn) = self.vtable.free_user_data {
            // SAFETY: free_fn is a valid function pointer; user_data is the pointer
            // originally provided at registration. Called exactly once here.
            unsafe { free_fn(self.user_data as *mut std::ffi::c_void) }
        }
    }
}