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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Stream-merge/Raku/stream-merge.raku Normal file
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sub merge_streams ( @streams ) {
my @s = @streams.map({ hash( STREAM => $_, HEAD => .get ) })\
.grep({ .<HEAD>.defined });
return gather while @s {
my $h = @s.min: *.<HEAD>;
take $h<HEAD>;
$h<HEAD> := $h<STREAM>.get
orelse @s .= grep( { $_ !=== $h } );
}
}
say merge_streams([ @*ARGS».&open ]);