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Camlp4 tricks

Page history last edited by PBworks 13 years, 11 months ago

This is a place to share tips and tricks about Camlp4.


AST to string conversion


This message from Daniel de Rauglaudre on caml-list explains how to convert a syntax node into a string, like pr_o.cmo or pr_r.cmo do.


Basically, pretty-printing an expr e goes like this:

Pcaml.string_of Pcaml.pr_expr e

The Pr_o (or Pr_r) module has to be linked in.

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