I wrote a tutorial about do notation. Maybe it helps https://elbear.com/a-user-g...

		elbear 11 days ago \| parent \| context \| favorite \| on: 8 months of OCaml after 8 years of Haskell in prod... I wrote a tutorial about do notation. Maybe it helps https://elbear.com/a-user-guide-for-haskell-monads