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package Catmandu::Fix::int;
use Catmandu::Sane;
our $VERSION = '1.2024';
use Moo;
use Catmandu::Util qw(is_string is_array_ref is_hash_ref);
use Catmandu::Util::Path qw(as_path);
use namespace::clean;
use Catmandu::Fix::Has;
has path => (fix_arg => 1);
with 'Catmandu::Fix::Builder';
sub _build_fixer {
my ($self) = @_;
as_path($self->path)->updater(
sub {
my $val = $_[0];
if (is_string($val) and my ($num) = $val =~ /([+-]?[0-9]+)/) {
$num + 0;
}
elsif (is_array_ref($val)) {
scalar(@$val);
}
elsif (is_hash_ref($val)) {
scalar(keys %$val);
}
else {
0;
}
}
);
}
1;
__END__
=pod
=head1 NAME
Catmandu::Fix::int - convert a value to an integer
=head1 SYNOPSIS
# year => "2016"
int(year)
# year => 2016
# foo => "bar-123baz"
int(foo)
# foo => -123
# foo => ""
int(foo)
# foo => 0
# foo => "abc"
int(foo)
# foo => 0
# foo => []
int(foo)
# foo => 0
# foo => ["a", "b", "c"]
int(foo)
# foo => 3
# foo => {a => "b", c => "d"}
int(foo)
# foo => 2
=head1 SEE ALSO
L<Catmandu::Fix>
=cut
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