> On Sunday, May 10, 2020, 12:24:17 PM EDT, Lionel Henry <lio...@rstudio.com> > wrote: > > The main reason for resetting the tagbuf in `print.default()` and > other entry points to the print routine is that it is currently not > reset on exit. Creating a context to reset it on exit to its last > value might work. This should be done in the entry points rather than > in print-value-rec though, since callers of the latter might write to > the tagbuf. > > Another solution to this problem is proposed with the first patch in > https://bugs.r-project.org/bugzilla/show_bug.cgi?id=17610. Maybe I > should extract this patch into its own entry so the discussion can be > separate from the other patches.
Ah, looks like the exact same issue, at least the first patch. I'm not wed to any particular solution, but I am happy to help test/work on this if there is interest in addressing this. Best, B. >On 5/10/20, brodie gaslam via R-devel <r-devel@r-project.org> wrote: >> Currently S3 objects nested in generic vectors cause the tag buffer to be >> reset. This feels sub-optimal for those objects that don't have a print >> method: >> >>> list(a=list(b='hello')) >> $a >> $a$b ### <<<< notice "$a$b" >> [1] "hello" >> >> >>> list(a=structure(list(b='hello'), class='world')) >> $a >> $b ### <<<< notice "$b", not "$a$b" >> [1] "hello" >> >> attr(,"class") >> [1] "world" ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
