t: report missing output as TODO

[barcat.git] / barcat

diff --git a/barcat b/barcat
index bac7ebd4d11adc5893b49d9a5e584c403080b76b..1818493a8af4603898a2e4b7f1265c6bcfda948d 100755 (executable)
--- a/barcat
+++ b/barcat
@@ -112,7 +112,7 @@ while (readline) {
                my $trimpos = abs $opt{trim};
                $trimpos -= length $1 if $opt{unmodified};
                if ($trimpos <= 1) {
-                       $_ = substr $_, 0, 1;
+                       $_ = substr $_, 0, 2;
                }
                elsif (length > $trimpos) {
                        substr($_, $trimpos - 1) = '…';
@@ -220,10 +220,13 @@ if ($opt{stat}) {
        }
        if (@order) {
                my $total = sum @order;
-               printf '%s total', $total;
+               printf '%s total', color(1) . $total . color(0);
                printf ' in %d values', scalar @values;
-               printf ' (%s min, %*.*f avg, %s max)',
-                       $order[-1], 0, 2, $total / @order, $order[0];
+               printf(' (%s min, %s avg, %s max)',
+                       color(31) . $order[-1] . color(0),
+                       color(36) . (sprintf '%*.*f', 0, 2, $total / @order) . color(0),
+                       color(32) . $order[0] . color(0),
+               );
        }
        say '';
 }
@@ -245,6 +248,12 @@ Visualizes relative sizes of values read from input (file(s) or STDIN).
 Contents are concatenated similar to I<cat>,
 but numbers are reformatted and a bar graph is appended to each line.
 
+Don't worry, barcat does not drink and divide.
+It can has various options for input and output (re)formatting,
+but remains limited to one-dimensional charts.
+For more complex graphing needs
+you'll need a larger animal like I<gnuplot>.
+
 =head1 OPTIONS
 
 =over
@@ -345,6 +354,19 @@ Reserved space for numbers.
 Override the maximum number of columns to use.
 Appended graphics will extend to fill up the entire screen.
 
+=item -h, --usage
+
+Overview of available options.
+
+=item --help
+
+Full documentation
+rendered by perldoc.
+
+=item --version
+
+Version information.
+
 =back
 
 =head1 EXAMPLES