The OCaml Planet RSS

Ppx is a preprocessing system for OCaml where one maps over the OCaml abstractsyntax tree (AST) to interpret some special syntax fragments to generate code.

I was recently invited to do the keynote at the Commercial Users of FunctionalProgramming workshop, a 15-year-old gathering which isattached to ICFP, the pri...

Now that the interns have mostly gone back to school, it’s a good time to lookback at what they did while they were here. We had a bumper crop – more than 30...

Recruiting talented people has always been challenging.

In the last few years, we’ve spent more and more effort working on developertools, to the point where we now have a tools-and-compilers group devoted to thea...

Earlier this year, we createda ppx_let, a PPX rewriter thatintroduces a syntax for working with monadic and applicative libraries likeCommand, Async, Result ...

At Jane Street, we have always been heavy users of pre-processors, first withcamlp4 and now ppx. Pre-processing makes the infrastructure a bit more complex,b...

We finally got a decent recording of one of my favorite talks. This one is aboutour Incremental library (which Iwrote about here), and in particular about th...

In my previous post I wrote about Flambda, which is the singlebiggest feature coming to OCaml in this release. In this post, I’ll review theother features of...

OCaml 4.03 is branched and a first release candidate is imminent, so it seemslike a good time to take stock of what’s coming.