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Camlp4 tricks

Page history last edited by PBworks 17 years, 9 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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