Re: decorate AST with input line numbers?

I'm actually rusty at this, but I think the most direct way is to use the "start" and "length" item descriptors in an array descriptor to get input stream start location and length in characters: http://search.cpan.org/~jkegl/Marpa-R2/pod/Semantics.pod#Array_descriptor_actions To convert input

decorate AST with input line numbers?

Hi, folks. I'm a MARPA newbie, so my apologies if I am asking a question which is too obvious. I have a prototype parser for a DSL - my customer needs me to deliver an AST for it, where each node knows the line number (and perhaps even column number) at which that expression or construct