latin: palm graffiti font placeholder

[sheet.git] / perl.plp

diff --git a/perl.plp b/perl.plp
index 255032a7ccd488890a78b1ceb48ba24b324e9f7b..131291e0ffdf995521700ecb4a3fded5f7a7a053 100644 (file)
--- a/perl.plp
+++ b/perl.plp
@@ -2,24 +2,65 @@
 
 Html({
        title => 'perl version cheat sheet',
-       version => 'v1.0',
+       version => '1.3',
        keywords => [qw'
                perl version feature features comparison
                sheet cheat overview summary
        '],
        stylesheet => [qw'light dark red'],
+       data => ['perl.inc.pl'],
 });
 
 :>
-<h1>Perl cheat sheets</h1>
+<h1>Perl release summary</h1>
 
+<p>The most significant features introduced for recent versions of the Perl
+scripting language.
 <:
 my $info = do 'perl.inc.pl' or die $@ // $!;
-for my $ver (reverse sort keys %{$info}) {
-       print '<div class="section">'."\n";
-       printf '<h2>%vd</h2><dl>'."\n", $ver;
-       printf '<dt>%s<dd>%s', Entity(@{$_}), '<br/>' for @{ $info->{$ver} };
-       print "</dl>\n";
-       print "</div>\n\n";
+
+say "Depending on desired compatibility you'll want to support a minimum of";
+say join(' or ', map {
+       sprintf '<span title="on %s">v%vd</span>', $info->{$_}->{distrosum}, $_
+} v5.8, v5.20), '.';
+say '</p>';
+
+for my $vernum (reverse sort keys %{$info}) {
+       my $verrow = $info->{$vernum};
+       defined $verrow->{unstable} and next unless exists $get{v};
+
+       say '<div class="section">';
+       say sprintf '<h2>%vd <small>%s</small></h2>', $vernum, $verrow->{release};
+       say '<dl>';
+       for (@{ $verrow->{new} }) {
+               my ($topic, $desc, $attr) = @{$_};
+               if ($attr) {
+                       my $title;
+                       if (defined $attr->{experimental}) {
+                               $title = 'experimental';
+                       }
+                       if ($attr->{dropped}) {
+                               next unless exists $get{v};
+                               $title = sprintf 'removed in %vd', $attr->{dropped};
+                       }
+                       elsif ($attr->{stable}) {
+                               $title .= sprintf ' until %vd', $attr->{stable};
+                       }
+                       if ($attr->{experimental}) {
+                               $title = sprintf '<span title="experimental::%s">%s</span>',
+                                       $attr->{experimental}, $title;
+                       }
+                       if ($attr->{feature}) {
+                               my $prefix = sprintf '<span title="%s">feature</span>',
+                                       $attr->{feature};
+                               $title = join ', ', $prefix, $title // ();
+                       }
+                       $desc .= sprintf ' <em class="ex">(%s)</em>', $title;
+               }
+               say sprintf '<dt>%s<dd>%s', $topic, $desc || '<br/>';
+       }
+       say sprintf '<dt>Unicode</dt><dd>v%s', $_ for $verrow->{unicode} || ();
+       say '</dl>';
+       say "</div>\n";
 }