This file is indexed.

/usr/share/perl5/perl5i/1/SCALAR.pm is in libperl5i-perl 2.13.2-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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# vi: set ts=4 sw=4 ht=4 et :
package perl5i::1::SCALAR;
use 5.010;

use strict;
use warnings;
require Carp;
use autobox;
use perl5i::1::autobox;

sub title_case {
    my ($string) = @_;
    $string =~ s/\b(\w)/\U$1/g;
    return $string;
}


sub center {
    my ($string, $size, $char) = @_;
    Carp::carp("Use of uninitialized value for size in center()") if !defined $size;
    $size //= 0;
    $char //= ' ';

    if (length $char > 1) {
        my $bad = $char;
        $char = substr $char, 0, 1;
        Carp::carp("'$bad' is longer than one character, using '$char' instead");
    }

    my $len             = length $string;

    return $string if $size <= $len;

    my $padlen          = $size - $len;

    # pad right with half the remaining characters
    my $rpad            = int( $padlen / 2 );

    # bias the left padding to one more space, if $size - $len is odd
    my $lpad            = $padlen - $rpad;

    return $char x $lpad . $string . $char x $rpad;
}


sub ltrim {
    my ($string,$trim_charset) = @_;
    $trim_charset = '\s' unless defined $trim_charset;
    my $re = qr/^[$trim_charset]*/;
    $string =~ s/$re//;
    return $string;
}


sub rtrim {
    my ($string,$trim_charset) = @_;
    $trim_charset = '\s' unless defined $trim_charset;
    my $re = qr/[$trim_charset]*$/;
    $string =~ s/$re//;
    return $string;
}


sub trim {
    my $charset = $_[1];

    return rtrim(ltrim($_[0], $charset), $charset);
}


sub wrap {
    my ($string, %args) = @_;

    my $width     = $args{width}     // 76;
    my $separator = $args{separator} // "\n";

    return $string if $width <= 0;

    require Text::Wrap;
    local $Text::Wrap::separator = $separator;
    local $Text::Wrap::columns   = $width;

    return Text::Wrap::wrap('', '', $string);

}


# untaint the scalar itself, not the reference
sub untaint {
    return $_[0]->mo->untaint if ref $_[0];

    require Taint::Util;
    Taint::Util::untaint($_[0]);
    return 1;
}


# untaint the scalar itself, not the reference
sub taint {
    return $_[0]->mo->taint if ref $_[0];

    require Taint::Util;
    Taint::Util::taint($_[0]);
    return 1;
}

# Could use the version in Meta but this removes the need to check
# for overloading.
sub is_tainted {
    require Taint::Util;
    return ref $_[0] ? Taint::Util::tainted(${$_[0]}) : Taint::Util::tainted($_[0]);
}


sub load {
    require Module::Load;
    goto &Module::Load::load;
}


sub alias {
    Carp::croak(<<ERROR) if !ref $_[0];
Due to limitations in autoboxing, scalars cannot be aliased.
Sorry.  Use a scalar reference instead.
ERROR

    goto &perl5i::1::UNIVERSAL::alias;
}


require POSIX;
*ceil  = \&POSIX::ceil;
*floor = \&POSIX::floor;
*round_up   = \&ceil;
*round_down = \&floor;
sub round {
    abs($_[0] - int($_[0])) < 0.5 ? round_down($_[0])
                                  : round_up($_[0])
}

require Scalar::Util;
*is_number = \&Scalar::Util::looks_like_number;
sub is_positive         { $_[0]->is_number && $_[0] > 0 }
sub is_negative         { $_[0]->is_number && $_[0] < 0 }
sub is_integer          { $_[0]->is_number && ((int($_[0]) - $_[0]) == 0) }
*is_int = \&is_integer;
sub is_decimal          { $_[0]->is_number && ((int($_[0]) - $_[0]) != 0) }


sub path2module {
    my $path = shift;

    my($vol, $dirs, $file) = File::Spec->splitpath($path);
    my @dirs = grep length, File::Spec->splitdir($dirs);

    Carp::croak("'$path' does not look like a Perl module path")
      if $file !~ m{\.pm$} or File::Spec->file_name_is_absolute($path);

    $file =~ s{\.pm$}{};

    return join "::", @dirs, $file;
}


sub module2path {
    my $module = shift;

    my @parts = split /::/, $module;
    $parts[-1] .= ".pm";

    return join "/", @parts;
}

1;