X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/5472786bc5cfec5ceaa44a1933f265d0f3190e59..dbcdb5b8c11c68f0ee281488009a00a822ca5680:/perl.plp?ds=sidebyside diff --git a/perl.plp b/perl.plp index 0a13fdc..c227a9c 100644 --- a/perl.plp +++ b/perl.plp @@ -2,7 +2,7 @@ Html({ title => 'perl version cheat sheet', - version => '1.1', + version => '1.4', keywords => [qw' perl version feature features comparison sheet cheat overview summary @@ -14,42 +14,82 @@ Html({ :>
The most significant features introduced for recent versions of the Perl scripting language. -Depending on desired compatibility you'll want to support a minimum of -v5.8 or -v5.14. -
- +The most significant features introduced for recent versions of the Perl +scripting language. <: -my $info = do 'perl.inc.pl' or die $@ // $!; +my $info = Data('perl'); + +use feature 'signatures'; +sub vname ($v) { + return sprintf 'v%d%03d', unpack 'C*', $v; +} +sub linkversion ($v) { + return showlink(sprintf('%vd', $v), '#'.vname($v)); +} + +eval { + use List::Util 'first'; + use Time::Piece; + use Time::Seconds; + + my $now = Time::Piece->new; + my $coreeol = ($now - ONE_YEAR * 3)->strftime('%F'); + my $vcore = first { $info->{$_}{release} ge $coreeol } sort keys %{$info}; + say "
Core security support is provided for 3 years", + ", so typical users should run at least $_." + for linkversion($vcore); + + my $vendoreol = ($now - ONE_YEAR * 5)->strftime('%F'); + my $vdebian = first { + $info->{$_}{release} ge $vendoreol && $info->{$_}{distro}{debian} + } sort keys %{$info}; + say sprintf "Stable distributions such as Debian %s maintain %s+.", + $info->{$_}{distro}{debian}, linkversion($_) for $vdebian; + + my $nowcmp = $now->strftime('%F'); + my $vdino = first { $info->{$_}{support} ge $nowcmp } sort keys %{$info}; + say "Enterprise platforms retain versions up to $_." + for linkversion($vdino); + return 1; +} or Alert('Missing version recommendations', $@); +say '
'; + for my $vernum (reverse sort keys %{$info}) { my $verrow = $info->{$vernum}; - $verrow->{unstable} and next unless exists $get{v}; + defined $verrow->{unstable} and next unless exists $get{v}; - print '