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#! nqp
# test optional arguments and parameters
plan(3);
sub f1 ($x, $y!, $z?) {
$x;
}
say('ok ', f1(1, 2), ' # optional args ignorable');
say('ok ', f1(2, 2, 2), ' # optional args passable');
sub f2 ($x?, $y?) { 'ok 3 # only optional args'; }
say(f2());
# TODO we can't parse .defined() yet - jg
#sub f3 ($x, $y?, $text?) {
# if ! $y.defined() && ! $text.defined() {
# say('ok 4 # unpassed optional args are undef');
# } else {
# say('ok ', $x - $y, $text);
# }
#}
#f3(2);
#f3(8, 3, ' # optional args get passed values');
#f3(8, :text(' # optional args specifiable by name'), :y(2));
# XXX: need to be able to test that the following is illegal
#sub f4 ($x?, $y) { $y; }
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