use open qw( :std :utf8 );
use re '/msx';
-our $VERSION = '1.07';
+our $VERSION = '1.08';
-use Getopt::Long '2.33', qw( :config gnu_getopt );
my %opt;
+if (@ARGV) {
+require Getopt::Long;
+Getopt::Long->import('2.33', qw( :config gnu_getopt ));
GetOptions(\%opt,
'ascii|a!',
'color|c!',
},
'spark:s' => sub {
$opt{spark} = [split //,
- $_[1] || ($opt{ascii} ? ' ..oOO' : ' ▁▂▃▄▅▆▇█')
+ $_[1] || ($opt{ascii} ? ' .oO' : ' ▁▂▃▄▅▆▇█')
];
},
'palette=s' => sub {
'signal-stat=s',
'unmodified|u!',
'width|w=i',
- 'version' => sub {
- say "barcat version $VERSION";
+ 'version|V' => sub {
+ my $mascot = $opt{ascii} ? '=^,^=' : 'ฅ^•ﻌ•^ฅ';
+ say "barcat $mascot version $VERSION";
exit;
},
'usage|h' => sub {
);
},
) or exit 64; # EX_USAGE
+}
$opt{width} ||= $ENV{COLUMNS} || qx(tput cols) || 80 unless $opt{spark};
$opt{color} //= -t *STDOUT; # enable on tty
say '' if $opt{width} and $nr and $nr % $opt{width} == 0;
print color($color), $opt{spark}->[
!$val || !$#{$opt{spark}} ? 0 : # blank
- $val == $order[0] ? -1 : # max
- $val == $order[-1] ? 1 : # min
- $#{$opt{spark}} < 3 ? 1 :
- $rel * ($#{$opt{spark}} - 3) + 2.5
+ $#{$opt{spark}} < 2 ? 1 :
+ $val >= $order[0] ? -1 :
+ $rel * ($#{$opt{spark}} - 1e-14) + 1
];
next;
}
show_exit();
__END__
-Usage:
- barcat [OPTIONS] [FILES|NUMBERS]
-
+Usage: /\_/\
+ barcat [OPTIONS] [FILES|NUMBERS] (=•.•=)
+ (u u)
Options:
-a, --[no-]ascii Restrict user interface to ASCII characters
-c, --[no-]color Force colored output of values and bar markers
--value-length=SIZE Reserved space for numbers
-w, --width=COLUMNS Override the maximum number of columns to use
-h, --usage Overview of available options
- --help Full documentation
- --version Version information
+ --help Full pod documentation
+ -V, --version Version information
=encoding utf8
=head1 NAME
-barcat - graph to visualize input values
+barcat - concatenate texts with graph to visualize values
=head1 SYNOPSIS
Replace lines by I<sparklines>,
single characters corresponding to input values.
-A specified sequence of unicode characters will be used for
Of a specified sequence of unicode characters,
the first one will be used for non-values,
-the last one for the maximum,
-the second (if any) for the minimum,
-and any remaining will be distributed over the range of values.
+the remainder will be distributed over the range of values.
Unspecified, block fill glyphs U+2581-2588 will be used.
=item -s, --stat
=item --help
-Full documentation
-rendered by perldoc.
+Full pod documentation
+as rendered by perldoc.
-=item --version
+=item -V, --version
Version information.
git shortlog -sn | barcat -L3 -s
-Sparkline graphics of simple input given as inline parameters:
-
- barcat --spark= 3 1 4 1 5 0 9 2 4
-
Activity graph of the last days (substitute date C<-v-{}d> on BSD):
( git log --pretty=%ci --since=30day | cut -b-10
seq 0 30 | xargs -i date +%F -d-{}day ) |
sort | uniq -c | awk '$1--' | barcat --spark
+Sparkline graphics of simple input given as inline parameters:
+
+ barcat --spark= 3 1 4 1 5 0 9 2 4
+
=head1 AUTHOR
Mischa POSLAWSKY <perl@shiar.org>