File Coverage

blib/lib/String/Indent.pm

Criterion	Covered	Total	%
statement	26	26	100.0
branch	6	6	100.0
condition	17	22	77.2
subroutine	5	5	100.0
pod	1	1	100.0
total	55	60	91.6

package String::Indent;

use 5.010001;
use strict;
use warnings;

our $AUTHORITY = 'cpan:PERLANCAR'; # AUTHORITY
our $DATE = '2024-01-25'; # DATE
our $DIST = 'String-Indent'; # DIST
our $VERSION = '0.040'; # VERSION

use Exporter qw(import);
our @EXPORT_OK = qw(
                       indent
               );

sub indent {
    my ($indent, $str, $opts) = @_;
    $opts //= {};

    my $ibl   = $opts->{indent_blank_lines} // 1;
    my $fli   = $opts->{first_line_indent} // $indent;
    my $sli   = $opts->{subsequent_lines_indent} // $indent;
    my $flopi = $opts->{first_line_of_para_indent} // $sli // $indent;
    #say "D:ibl=<$ibl>, fli=<$fli>, flopi=<$flopi>, sli=<$sli>";

    my $i = 0;
    my $prev_blank;
    $str =~ s/^([^\r\n]?)/$i++; my $blank = !$1; my $start_para = $i==1 || $prev_blank; $prev_blank = $blank; !$ibl && $blank ? "$1" : $i==1 ? "$fli$1" : $start_para ? "$flopi$1" : "$sli$1"/egm;
    $str;
}

1;
# ABSTRACT: String indenting routines

__END__