See https://github.com/perl6/doc/issues/1472
Turns out that $proc.lines does the wrong thing, which is probably a bug. We do need nl-in for Proc::Async, and this nl-in should also be the same as in IO::Handle. On 2017-08-18 08:54:36, alex.jakime...@gmail.com wrote: > Another way to do it is to support custom nl (similarly to how we do > 「$*IN.nl-in = 0.chr」 now). Split may be an overkill. > > On 2017-08-18 08:40:32, c...@zoffix.com wrote: > > On Fri, 18 Aug 2017 08:35:18 -0700, alex.jakime...@gmail.com wrote: > > > Most command line tools support zero-separated input and output (grep > > > -z, find -print0, perl -0, sort -z, xargs -0, sed -z). > > > > > > And while you can use .stdout.lines to work on things line-by-line, > > > doing the same thing with null-byte separators is significantly > > > harder. > > > > > > <jnthn> Anyway, it's pretty easy to write yourself > > > <jnthn> Something like > > > <jnthn> supply { my $buffer = ''; whenever $stdout { $buffer ~= $_; > > > while $buffer.index("\0") -> $idx { emit $buffer.substr(0, $idx); > > > $buffer .= substr($idx + 1); } LAST emit $buffer } } > > > > > > I agree that it is not too hard, but it should be built in. > > > > > > One could argue that it should be *easier* to do this than to work on > > > stuff line-by-line. People usually don't expect newlines in > > > filenames, > > > but it is legal and therefore any code that expects non-null > > > separated > > > paths is broken. Not sure if we should go so far in trying to get the > > > huffman coding right, but a built-in way to work with data like this > > > would be a great step. > > > > > > That'd only work for strings, while .split can also split on regexes. > > I'd say we defer this until Cat (lazy strings) is implemented and then > > do the full-featured .split and .comb on it. > > > > The exact same issue exists in IO::Handle, which currently implements > > it by slurping the entire file first.