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inc/YAML/Tiny.pm  view on Meta::CPAN

	my $class  = ref $_[0] ? ref shift : shift;
	my $self   = bless [], $class;
	my $string = $_[0];
	eval {
		unless ( defined $string ) {
			die \"Did not provide a string to load";
		}

		# Byte order marks
		# NOTE: Keeping this here to educate maintainers
		# my %BOM = (
		#     "\357\273\277" => 'UTF-8',
		#     "\376\377"     => 'UTF-16BE',
		#     "\377\376"     => 'UTF-16LE',
		#     "\377\376\0\0" => 'UTF-32LE'
		#     "\0\0\376\377" => 'UTF-32BE',
		# );
		if ( $string =~ /^(?:\376\377|\377\376|\377\376\0\0|\0\0\376\377)/ ) {
			die \"Stream has a non UTF-8 BOM";
		} else {
			# Strip UTF-8 bom if found, we'll just ignore it
			$string =~ s/^\357\273\277//;
		}

		# Try to decode as utf8
		utf8::decode($string) if HAVE_UTF8;

		# Check for some special cases
		return $self unless length $string;