X-Git-Url: http://git.shiar.nl/barcat.git/blobdiff_plain/42684ea2841442dfa93e28bb0f217cc230f6ec07..bad38f691ec8cebb02f3d63292f28dd9d9f21cb9:/barcat?ds=inline diff --git a/barcat b/barcat index 28e09b0..3744590 100755 --- a/barcat +++ b/barcat @@ -14,12 +14,16 @@ require Getopt::Long; Getopt::Long->import('2.33', qw( :config gnu_getopt )); GetOptions(\%opt, 'ascii|a!', - 'color|c!', - 'C' => sub { $opt{color} = 0 }, + 'color|C!', + 'M' => sub { $opt{color} = 0 }, 'field|f=s' => sub { eval { local $_ = $_[1]; - $opt{anchor} = /\A[0-9]+\z/ ? qr/(?:\S*\h+){$_}\K/ : qr/$_/; + s/\A[0-9]+\z/(?:\\S*\\h+){$_}\\K/; + s{\A[+]([0-9]*)\z}{ + (!!$1 && '(?:\d+\D+\b){'.$1.'}\K') . '\s* (?=\d)' + }e; + $opt{anchor} = qr/$_/; } or die $@ =~ s/(?:\ at\ \N+)?\Z/ for option $_[0]/r; }, 'human-readable|H!', @@ -57,6 +61,7 @@ GetOptions(\%opt, 'indicators:s', 'palette=s' => sub { $opt{palette} = { + '' => [], fire => [qw( 90 31 91 33 93 97 96 )], fire256=> [map {"38;5;$_"} qw( 235 52 88 124 160 196 @@ -75,7 +80,11 @@ GetOptions(\%opt, (map { 201 - $_ } 0..4), # -b 196, ], - }->{$_[1]} // [ split /[^0-9;]/, $_[1] ]; + }->{$_[1]} // do { + my @vals = split /[^0-9;]/, $_[1] + or die "Empty palette resulting from \"$_[1]\"\n"; + \@vals; + }; }, 'stat|s!', 'signal-stat=s', @@ -100,7 +109,7 @@ GetOptions(\%opt, } $opt{width} ||= $ENV{COLUMNS} || qx(tput cols) || 80 unless $opt{spark}; -$opt{color} //= -t *STDOUT; # enable on tty +$opt{color} //= $ENV{NO_COLOR} ? 0 : -t *STDOUT; # enable on tty $opt{'graph-format'} //= '-'; $opt{trim} *= $opt{width} / 100 if $opt{trimpct}; $opt{units} = [split //, ' kMGTPEZYyzafpn'.($opt{ascii} ? 'u' : 'μ').'m'] @@ -111,8 +120,8 @@ $opt{'value-length'} = 1 if $opt{unmodified}; $opt{'signal-stat'} //= exists $SIG{INFO} ? 'INFO' : 'QUIT'; $opt{markers} //= '=avg >31.73v <68.27v +50v |0'; $opt{palette} //= $opt{color} && [31, 90, 32]; -$opt{indicators} = [split //, - $opt{indicators} || ($opt{ascii} ? ' .oO' : ' ▁▂▃▄▅▆▇█') +$opt{indicators} = [split //, $opt{indicators} || + ($opt{ascii} ? ' .oO' : $opt{spark} ? ' ▁▂▃▄▅▆▇█' : ' ▏▎▍▌▋▊▉█') ] if defined $opt{indicators} or $opt{spark}; $opt{hidemin} = ($opt{hidemin} || 1) - 1; $opt{input} = (@ARGV && $ARGV[0] =~ m/\A[-0-9]/) ? \@ARGV : undef @@ -280,13 +289,13 @@ say( while ($nr <= $limit) { my $val = $values[$nr]; - my $rel = length $val && $range && ($val - $minval) / $range; + my $rel = length $val && $range && min(1, ($val - $minval) / $range); my $color = !length $val || !$opt{palette} ? undef : $val == $order[0] ? $opt{palette}->[-1] : # max $val == $order[-1] ? $opt{palette}->[0] : # min $opt{palette}->[ $rel * ($#{$opt{palette}} - 1) + 1 ]; my $indicator = $opt{indicators} && $opt{indicators}->[ - !$val || !$#{$opt{indicators}} ? 0 : # blank + !length($val) || !$#{$opt{indicators}} ? 0 : # blank $#{$opt{indicators}} < 2 ? 1 : $val >= $order[0] ? -1 : $rel * ($#{$opt{indicators}} - 1e-14) + 1 @@ -364,8 +373,9 @@ Usage: /\_/\ (u u) Options: -a, --[no-]ascii Restrict user interface to ASCII characters - -c, --[no-]color Force colored output of values and bar markers - -f, --field=(N|REGEXP) Compare values after a given number of whitespace + -C, --[no-]color Force colored output of values and bar markers + -f, --field=([+]N|REGEXP) + Compare values after a given number of whitespace separators --header Prepend a chart axis with minimum and maximum values labeled @@ -425,13 +435,15 @@ Restrict user interface to ASCII characters, replacing default UTF-8 by their closest approximation. Input is always interpreted as UTF-8 and shown as is. -=item -c, --[no-]color +=item -C, --[no-]color Force colored output of values and bar markers. Defaults on if output is a tty, disabled otherwise such as when piped or redirected. +Can also be disabled by setting I<-M> +or the I environment variable. -=item -f, --field=( | ) +=item -f, --field=([+] | ) Compare values after a given number of whitespace separators, or matching a regular expression. @@ -442,6 +454,7 @@ A string can indicate the starting position of a value (such as I<-f:> if preceded by colons), or capture the numbers itself, for example I<-f'(\d+)'> for the first digits anywhere. +A shorthand for this is I<+0>, or I<+N> to find the Nth number. =item --header @@ -592,6 +605,20 @@ Compare file sizes (with human-readable numbers): du -d0 -b * | barcat -H +Same from formatted results, selecting the first numeric value: + + tree -s --noreport | barcat -H -f+ + +Compare media metadata, like image size or play time: + + exiftool -T -p '$megapixels ($imagesize) $filename' * | barcat + + exiftool -T -p '$duration# $avgbitrate# $filename' * | barcat -H + + find -type f -print0 | xargs -0 -L1 \ + ffprobe -show_format -of json -v error | + jq -r '[.format|.duration,.bit_rate,.filename]|join(" ")' | barcat -H + Memory usage of user processes with long names truncated: ps xo rss,pid,cmd | barcat -l40 @@ -650,6 +677,11 @@ Total population history in XML from the World Bank: xmlstarlet sel -t -m '*/*' -v wb:date -o ' ' -v wb:value -n | barcat -f1 -H +Population and other information for all countries: + + curl http://download.geonames.org/export/dump/countryInfo.txt | + grep -v '^#\s' | column -tns$'\t' | barcat -f+2 -u -l150 -s + And of course various Git statistics, such commit count by year: git log --pretty=%ci | cut -b-4 | uniq -c | barcat