I've never used ruby-prof before, so I'll have to find documentation. I
thought about hacking Parslet like you said, but didn't want to if it
already has an option. Any hints on where I should start? Thank you!


On Fri, Mar 22, 2013 at 9:49 AM, Zach Moazeni <[email protected]>wrote:

> I've noticed that following a .maybe with .repeat would take my parser
> into a tailspin (kinda makes sense). I took cursory look at your code and
> didn't spot any of those though.
>
> Is it possible to use ruby-prof and kill mid-stream? Does that print out
> the traces before it is killed? That may be one way to track it down.
>
> Other than that, I would clone the parslet repo, point your Gemfile to the
> local path, and litter the parslet codebase with print statements. It's
> crude, but it will get you what you are looking for. (And it won't leave
> code turds in your installed gems as opposed to `bundle open parslet`)
>
> Good luck,
>
> -Zach
>
> On Mar 21, 2013, at 8:49 PM, Thomas Ingram wrote:
>
> > I am working on a new programming language (
> https://github.com/rip-lang/rip/tree/take-two), and I'm having trouble
> getting to the bottom of some infinite loops. Is there a way to print out
> each rule as it gets called, such that I can see the rules that are
> recursing? I've tried walking through the code in my head, and I just don't
> see it. Any help would be much appreciated. Thank you and thank you so much
> for Parslet!
> >
> > --
> > Thomas Ingram
>
>


-- 
Thomas Ingram

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