There are some already (https://docs.rs/web-sys/latest/web_sys https://docs.rs/web-sys/latest/web_sys, for example), and I made mine too as an exercise. But it'

There are some already (https://docs.rs/web-sys/latest/web_sys https://docs.rs/web-sys/latest/web_sys, for example), and I made mine too as an exercise. But it's still ugly, unecessary, verbose and inefficient code.