Html({
title => 'perl version cheat sheet',
- version => '1.4',
+ version => '1.5',
keywords => [qw'
perl version feature features comparison
sheet cheat overview summary
data => ['perl.inc.pl'],
});
+use experimental 'signatures';
:>
<h1>Perl release summary</h1>
}
if (my $mods = $verrow->{modules}) {
for (@{$mods}) {
- my ($name, $desc, $eg) = @{$_};
+ my ($name, $desc, $attr) = @{$_};
my $ref = lc $name =~ s/::/_/gr;
- $desc .= sprintf ' <small>{<code>%s</code>}</small>', Entity($_) for $eg // ();
+ $desc .= featattrs($attr);
printf '<dt id="%s"><code>use %s</code>', $ref, $name;
say '<dd>', $desc;
}
}
sub featattrs ($attr) {
+ $attr or return '';
+ ref $attr or $attr = {eg => $attr};
my $title;
if (defined $attr->{experimental}) {
$title = 'experimental';
}
- if ($attr->{dropped}) {
- next unless exists $get{v};
- $title = sprintf 'removed in %vd', $attr->{dropped};
+ if (defined $attr->{dropped}) {
+ return '' unless exists $get{v};
+ $title = sprintf 'removed in %vd', $_ for $attr->{dropped} || ();
}
elsif ($attr->{stable}) {
$title .= sprintf ' until %vd', $attr->{stable};
$title = join ', ', $prefix, $title // ();
$attr->{name} //= $attr->{feature};
}
- return sprintf ' <em class="ex">(%s)</em>', $title if $title;
- return '';
+ $title = $title ? sprintf ' <em class="ex">(%s)</em>', $title : '';
+
+ if (my $eg = $attr->{eg}) {
+ my $pre = Entity($eg);
+ $pre =~ s<\N{ZERO WIDTH SPACE}>{</code><wbr/><code>}g;
+ $pre = " <small>{<code>$pre</code>}</small>";
+ $title = $pre . $title;
+ }
+ return $title;
}