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@MadcapJake
Created May 17, 2016 16:41
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IntPair Subset
subset IntPair of Pair where {
die "Key $_.key() is not an Int" unless val($_.key.Str) ~~ Int;
die "Value $_.value() is not an Int" unless .value ~~ Int;
True
}
my IntPair @edges =
1 => 2,
3 => 4,
6 => 2;
sub foo(IntPair @e) { say @e }
foo(@edges)
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