Hi Bram! On Sa, 31 Jan 2015, Bram Moolenaar wrote:
> > Christian Brabandt wrote: > > > Bram, > > Charles asked me, if I could extend the vim debugger and add a watch > > feature, so it would be easier for him to debug netrw issues. > > > > So here is the patch: > > https://github.com/chrisbra/vim-mq-patches/blob/master/watchexpr > > > > As far as I know, Charles has already tested it successfully. > > Test suite is run successfully > > Thanks, this sounds really useful! > > It's not quite clear to me how this works: > > :breaka[dd] expr {string} > Sets a breakpoint, that will break whenever the {string} > evaluates to true. Example: > > :breakadd expr g:lnum > > However, g:lnum is always true (non-zero). > > Looking at the implementation, it seems that the previous value of > g:lnum is stored and the break happens when the value changes. Yes, that is what happens. > Perhaps you can add a few more examples. I would think it's also very > useful to check the result of any expression. e.g.: > > breakadd expr &tabstop == 4 > > Which would break just after 'tabstop' was set to 4 or to another value. > Obviously this would be slow, evaluating the expression very many times, > but manually finding this spot is much slower. I had an earlier version, that worked like this. This had the drawback, that once the condition was fulfilled, it would break after every statement following it, so I changed it to break only when the values changes. Best, Christian -- -- -- You received this message from the "vim_dev" maillist. Do not top-post! Type your reply below the text you are replying to. For more information, visit http://www.vim.org/maillist.php --- You received this message because you are subscribed to the Google Groups "vim_dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to vim_dev+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.