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say Cool-concat-junction question

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December 23, 2018 03:05
say Cool-concat-junction question
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What's going on here- is this error a mistake on my part, or a bug?

$ perl6 -e "say 3 ~ ( 'a' | 'b' )"

Type check failed for return value; expected Str:D but got Junction
(any("3a", "3b"))

  in block <unit> at -e line 1

$ perl6 -e "say 'x' ~ ( 'a' | 'b' )"

any(xa, xb)

$ perl6 -v

This is Rakudo Star version 2018.10 built on MoarVM version 2018.10

implementing Perl 6.c.


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