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        sub STORE {
                my $self = shift;
                Readonly::croak $Readonly::MODIFY if @$self;
                push @$self, $_[0];
        }
};
 
my $KEYWORD  = 'fix';
my $CLASS    = __PACKAGE__;
 
my $PERLSVAR = qr{\$[^\W0-9]\w*};
my $SPACE    = qr{(?:\s|\#.*?\n)*}s;
 
sub import
{
        require Keyword::Simple;
        Keyword::Simple::define($KEYWORD, sub
        {
                my $ref = shift;
                $$ref =~ s/^$SPACE//;