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use v6;
use Test;
plan 6;
#L<S06/Operator overloading>
{
sub postfix:<§> ($x) {
$x * 2;
};
is 3§, 6, 'Can define postfix operator';
}
{
sub postfix:<!>($arg) {
if ($arg == 0) { 1;}
else { ($arg-1)! * $arg;}
};
is 5!, 120, 'Can define recursive postfix operator';
# RT #119473
is 5.!, 120, 'Can use newly defined postfix operator with leading dot';
}
{
my @keys;
class A does Associative {
multi method AT-KEY(A:D: $key) {
push @keys, $key;
++state $i
}
};
is A.new<foo bar>, (1, 2), 'implementing AT-KEY gets {...} indexing working';
is @keys, [<foo bar>], 'AT-KEY called once for each key';
}
# overloaded invoke
# RT #76330
# (even though the ticket title claims it, the actual problem was not related
# to monkey typing/augmenting at all)
{
class B {
has $.x;
method CALL-ME($y) {
$.x ~ $y;
}
}
is B.new(x => 'a').('b'), 'ab', 'can overload invoke';
}
# vim: ft=perl6
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