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package SPVM::Comparator::Byte;
1;
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=head1 NAME
SPVM::Comparator::Byte - Interface Type for byte Comparation Callback
=head1 SYNOPSYS
   
  use Comparator::Byte;
   
  my $comparator = (Comparator::Byte)method : int ($a : byte, $b : byte); {
    return $a <=> $b;
  };
   
  my $result = $comparator->(3, 5);
=head1 DESCRIPTION
L<Comparator::Byte|SPVM::Comparator::Byte> is the interface type for the byte comparation callback.
=head1 INTERFACE METHODS
  required method : int ($a : byte, $b : byte);
This method must receive two values that types are C<byte> and return the following value.
If the first argument is greater than the second argument, returns C<1>. If the first argument is lower than the second argument, returns C<-1>. If the first argument is equal to the second argument, returns C<0>.