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# Helper for some of the .t's in this directory
sub native_to_uni($) { # Convert from platform character set to Unicode
# (which is the same as ASCII)
my $string = shift;
return $string if ord("A") == 65
|| $] lt 5.007_003; # Doesn't work on early EBCDIC Perls
my $output = "";
for my $i (0 .. length($string) - 1) {
$output .= chr(utf8::native_to_unicode(ord(substr($string, $i, 1))));
}
# Preserve utf8ness of input onto the output, even if it didn't need to be
# utf8
utf8::upgrade($output) if utf8::is_utf8($string);
return $output;
}
sub ascii_order { # Sort helper. Causes the order to be the same as ASCII
# no matter what the platform's character set is.
return native_to_uni($a) cmp native_to_uni($b);
}
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