Html({
title => 'browser compatibility cheat sheet',
- version => '1.4',
+ version => '1.6',
description => [
"Compatibility table of new web features (HTML5, CSS3, SVG, Javascript)",
"comparing support and usage share for all popular browser versions.",
say "<h1>Browser compatibility</h1>\n";
-my $caniuse = do 'data/browser/support.inc.pl' or die $@ || $!;
-$_->{verrelease} = {
- # mark last three (future) versions as unreleased, ensure current isn't
- map {
- $_->[-1] => 0, $_->[-2] => 0, $_->[-3] => 0,
- $_->[-4] => undef,
- } $_->{versions}
-} for values %{ $caniuse->{agents} };
+my $caniuse = Data('data/browser/support');
my %CSTATS = (
'n' => 'l1',
'p d' => 'l2',
'a d' => 'l2',
'y' => 'l5',
+ 'y #' => 'l4',
'y x' => 'l5 ex',
+ 'y x #' => 'l4 ex',
'a' => 'l3',
'a x' => 'l3 ex',
'p' => 'l2',
'u' => 'l0',
+ 'u d' => 'l2',
);
my %DSTATS = (
u => 'unknown',
join(' ',
'with prefix',
map {"-$_-"}
- ($caniuse->{agents}->{$_[0]}->{prefix_exceptions} // {})->{$_[1]}
+ $caniuse->{agents}->{$_[0]}->{version_list}->{$_[1]}->{prefix}
// $caniuse->{agents}->{$_[0]}->{prefix} // (),
);
},
);
my %versions;
while (my ($browser, $row) = each %{ $caniuse->{agents} }) {
- $versions{$browser} = [
- sort { paddedver($a) cmp paddedver($b) } grep { defined }
- @{ $row->{versions} }
- ];
+ $versions{$browser} = [@{ $row->{versions} }];
}
-print <<'';
-<p id="intro">Alternate rendition of Fyrd's <a href="http://caniuse.com/">when can I use...</a> page
+my $ref = showlink('Can I use', 'https://caniuse.com/');
+$ref =~ s/(?=>)/ title="updated $_"/
+ for map { s/[\sT].*//r } $caniuse->{-date} || ();
+$ref = "Fyrd's $ref page";
+say '<p id="intro">Alternate rendition of '.$ref;
my ($canihas, $usage);
my $minusage = $get{threshold} // 1;
'Identifier must be alphanumeric name or <q>0</q>.',
]);
}
- $canihas = do "data/browser/usage-$_.inc.pl" or do {
- Alert('Browser usage data not found', $@ || $!);
+ $canihas = eval { Data("data/browser/usage-$_") } or do {
+ Alert('Browser usage data not found', $@);
break;
};
$usage = $_;
my $ref = $canihas->{-title} || 'unknown';
$ref = showlink($ref, $_)
for $canihas->{-site} || $canihas->{-source} || ();
- $ref .= " $_" for $canihas->{-date} || ();
+ $ref =~ s/(?=>)/ title="updated $_"/ for $canihas->{-date} || ();
print "\nwith $ref browser usage statistics";
}
# score multiplier for percentage of all browser versions
my $usagepct = 99.99 / sum(
- map { $_->{-total} // values %{$_} } values %{$canihas}
+ map { $_->{-total} // values %{$_} }
+ map { $canihas->{$_} }
+ grep { !/^-/ }
+ keys %{$canihas}
);
$_->{usage} = featurescore($_->{stats}) * $usagepct
for my $browser (@browsers) {
for my $span (@{ $versions{$browser} }) {
my $lastver = first {
- !defined $caniuse->{agents}->{$browser}->{verrelease}->{$_} # stable
+ $caniuse->{agents}->{$browser}->{version_list}->{$_}->{release_date} # stable
} reverse @{$span};
printf('<td title="%s"%s>%s',
join(' ',
sprintf('%.1f%%', sum(@{ $canihas->{$browser} }{ @{$span} }) * $usagepct),
'version ' . showversions(@{$span}, undef),
- $span->[-1] eq $lastver ? () : '(development)',
+ (map {
+ $_ ? sprintf('(released %d)', $_/3600/24/365.25 + 1970) : '(development)'
+ } $caniuse->{agents}->{$browser}->{version_list}->{$lastver}->{release_date}),
),
!defined $lastver && ' class="ex"',
showversions($lastver // $span->[0]),
if ($canihas) {
while (my ($browser, $versions) = each %$row) {
ref $versions eq 'HASH' or next;
- while (my ($version, $status) = each %$versions) {
+ my $prev;
+ for my $version (@{ $caniuse->{agents}->{$browser}->{versions} }) {
+ my $status = $versions->{$version} // $prev;
$status =~ s/\h\#\d+//g;
$rank += ($canihas->{$browser}->{$version} || .001) * $PSTATS{$status};
+ $prev = $status;
}
}
return $rank;
s/(?<= [^.\n]) $/./gmx; # consistently end each line by a period
Entity($_);
s{ ` ([^`]*) ` }{<code>$1</code>}gx;
+ s{ \(\K (?: \Qhttps://caniuse.com\E )? (?: /? \#feat= | / ) }{#}gx;
s{ \[ ([^]]*) \] \( ([^)]*) \) }{<a href="$2">$1</a>}gx;
}
return @html;
my $data = $feature->{stats}->{$browser};
if (ref $data eq 'ARRAY') {
# special case for unsupported
- my $release = $caniuse->{agents}->{$browser}->{verrelease};
$data = {
- map { $_ => defined $release->{$_} ? 'u' : 'n' } keys %$release
+ map { $_ => 'n' }
+ keys %{ $caniuse->{agents}->{$browser}->{version_list} }
};
}
my $compare = (
!defined $ver ? undef : # last column if nameless
ref $data ne 'HASH' ? '' : # unclassified if no support hash
- $data->{ $ver->[-1] } // $prev # known or inherit from predecessor
- // (grep { defined } @{$data}{ map { $_->[0] } @{ $versions{$browser} } })[0]
- ~~ 'n' && 'n' # first known version is unsupported
+ (first { defined } @{$data}{ reverse @{$ver} }) # last known version
+ // $prev # inherit from predecessor
|| 'u' # unsure
);
- unless (!defined $prev or $prev ~~ $compare) {
- my @vercover = (map { @{$_} } @span);
+ if (defined $prev and not $prev ~~ $compare) {
+ # different columns
+ my @vercover = (map { @{$_} } @span); # accumulated conforming versions
for ($ver ? @{$ver} : ()) {
- $data->{$_} eq $data->{$vercover[-1]} or last;
+ last if defined $data->{$_}; # until different
push @vercover, $_; # matches from next span start
}
my $usage = sum(@{ $canihas->{$browser} }{@vercover});
));
$title .= "\n$_" for notestotitle(@notes);
+ $prev .= ' #' if @notes and $prev =~ /^y/;
printf('<td class="%s" colspan="%d" title="%s">%s',
join(' ',
X => $CSTATS{$prev},
),
scalar @span,
$title,
- showversions($span[0]->[0], @span > 1 ? $span[-1]->[-1] : ()),
+ showversions($span[0]->[0], @span > 1 && defined $ver ? $span[-1]->[-1] : ()),
);
undef $prev;
@span = ();
}
- push @span, $ver && [ grep { $data->{ $_ } eq $data->{ $ver->[-1] } } @{$ver} ];
+ if ($ver) {
+ my $startversion = first { defined $data->{ $ver->[$_] } }
+ reverse 0 .. $#{$ver}; # compare index
+ push @span, [ @{$ver}[ $startversion .. $#{$ver} ] ];
+ }
$prev = $compare;
}
}
# normalised version number comparable as string (cmp)
$_[0] =~ m/(?:.*-|^)(\d*)(.*)/;
# matched (major)(.minor) of last value in range (a-B)
- return sprintf('%02d', length $1 ? $1 : 99) . $2;
+ return sprintf('%03d', length $1 ? $1 : 999) . $2;
}
sub showversions {
<div class="legend">
<table class="glyphs"><tr>
<td class="X l5">supported
+ <td class="X l4">annotated
<td class="X l3">partial
<td class="X l2">optional
<td class="X l1">missing
</div>
<script type="text/javascript" src="/searchlocal.js"></script>
-<script type="text/javascript"> prependsearch(document.getElementById('intro')) </script>
+<script type="text/javascript"><!--
+ prependsearch(document.getElementById('intro'));
+//--></script>