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package XML::Validator::Schema::Util;
use strict;
use warnings;
=head1 NAME
XML::Validator::Schema::Util - internal module
=head1 DESCRIPTION
This is an internal module containing a few commonly used functions.
=cut
require Exporter;
our @ISA = qw(Exporter);
our @EXPORT_OK = qw(_attr _err XSD);
use XML::SAX::Exception;
# setup an exception class for validation errors
@XML::SAX::Exception::Validator::ISA = qw(XML::SAX::Exception);
use constant XSD => 'http://www.w3.org/2001/XMLSchema';
# get an attribute value by name, ignoring namespaces
sub _attr {
my ($data, $name) = @_;
return $data->{Attributes}{'{}' . $name}{Value}
if exists $data->{Attributes}{'{}' . $name};
foreach my $attr (keys %{$data->{Attributes}}) {
return $data->{$attr}->{Value} if $attr =~ /^\{.*?\}$name/;
}
return;
}
# throw a validator exception
sub _err {
XML::SAX::Exception::Validator->throw(Message => shift);
}
1;
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