I still need to wrap my head around the new let+, let*, and+,… syntax “operators”, but nevertheless just started using them. This post helped me to get started and the type system (thanks to merlin, ocaml-lsp) is a good guide, anyhow. This is my question: Are there any conventions, when to use let+…

Wow, this is really cool! If not done, we should add a link on ocaml.org and/or ocamlverse .

It is nice that the community discusses conventions around let-operators. Speaking of conventions, a discussion about a let operator to mimic F#'s use keyword for binding resources arose at https://github.com/ocaml/ocaml/pull/9887 . The PR generated an interesting discussion based on actual code but …

For completeness, I am citing the linked lookup tool: let* This is a Monadic binding operator. val ( let* ) : 'a t -> ('a -> 'b t) -> 'b t … for some type operator t . This operator could have any type, but conventionally we use it to implement the monadic bind operation for a type, making it the…

Conventions for let+, let*, etc

Learning

ttamttam December 14, 2020, 12:17pm 2

Have a look at @CraigFe operator lookup tool. There is also a nice explanation for those operators.

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Conventions for let+, let*, etc

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