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| Date: | -- (:) |
| From: | Jeremy Yallop <jeremy.yallop@e...> |
| Subject: | Re: [Caml-list] Passing arguments to a parser generated by ocamlyacc |
Joel Reymont wrote:
> I need to pass a symbol table to the parser generated by ocamlyacc. I
> can do this fine with ocamllex and thought I could do the following for
> ocamlyacc:
>
> %start program
> %type <Symtab.symtab -> Easy.program> program
>
> It doesn't work, unfortunately. Are there any workarounds?
One possible solution is to pass it as part of the value of each token
returned by the lexer, e.g.
%token <Symtab.symtab> TOKEN
...
some_rule:
TOKEN ... { let symtab = $1 in ... }
Jeremy.