On Tue, 28 Feb 2017 14:41:07 -0800, sml...@gmail.com wrote: > my &a = *+1; > my &b = */2; > > say &a.arity; # 1 > say &b.arity; # 1 > say (&a o &b).arity; # 0 > > say &a.count; # 1 > say &b.count; # 1 > say (&a o &b).count; # Inf > > Ideally, the result of the `o` operator should probably have the same > signature as its right-hand argument (which gets the input "first"). > > Things that care about arity/count, and thus might currently behave > differently than users expect when given a Block created by `o`, > include: > > .sort (comparator vs Schwartzian transform) > .map (normal map vs n-at-a-time) > o (interpolates input lists if count>1)
Thank you for the report. This is now fixed. Fixes: https://github.com/rakudo/rakudo/commit/032b283d5a https://github.com/rakudo/rakudo/commit/cb149a836e Tests: https://github.com/perl6/roast/commit/270dcf82f2 https://github.com/perl6/roast/commit/f31eeabab5
