From ad62c67c43729557c307f10ebef230b9e294c69c Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Sat, 19 May 2018 00:00:11 +0200
Subject: [PATCH] browser: select agent versions from caniuse version_list

---
 tools/mkcaniuse | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/tools/mkcaniuse b/tools/mkcaniuse
index c181758..074fea7 100755
--- a/tools/mkcaniuse
+++ b/tools/mkcaniuse
@@ -7,7 +7,7 @@ use JSON::PP;
 use File::stat;
 use Time::Piece;
 
-our $VERSION = '1.02';
+our $VERSION = '1.03';
 
 my %BROWSERJOIN = (
 	edge    => 'ie',
@@ -30,13 +30,12 @@ for (values %{ $data->{data} }) {
 }
 for (values %{ $data->{agents} }) {
 	delete $_->{usage_global};
-	shift @{ $_->{versions} } while !defined $_->{versions}->[0];
 }
 
 while (my ($browser, $target) = each %BROWSERJOIN) {
 	my $agent1 = delete $data->{agents}->{$browser} or next;
 	my $agent2 =        $data->{agents}->{$target}  or next;
-	splice @{ $agent2->{versions} }, -3, 3, @{ $agent1->{versions} };
+	push @{ $agent2->{version_list} }, @{ $agent1->{version_list} };
 	$agent2->{browser} = sprintf '%s (former %s)',
 		$agent1->{browser}, $agent2->{browser};
 
@@ -46,6 +45,10 @@ while (my ($browser, $target) = each %BROWSERJOIN) {
 	}
 }
 
+for (values %{ $data->{agents} }) {
+	$_->{versions} = [ map { $_->{version} } @{ $_->{version_list} } ];
+}
+
 say "# automatically generated by $0";
 print '+', pp($data);
 
-- 
2.30.0