browser: import caniuse jsonp data

Support the new API which actually returns valid JSON.

diff --git a/tools/convert-caniuse.pl b/tools/convert-caniuse.pl
index 467b9ba7b5405cdfc37304638332ea1960c89260..f013baf17ee0de04768e49854e00d40399bd7f19 100755 (executable)
--- a/tools/convert-caniuse.pl
+++ b/tools/convert-caniuse.pl
@@ -11,6 +11,9 @@ local $/;  # slurp
 my $source = readline;
 
 for ($source) { # cleanup
+       s/\A\(// and s/\);?\s*\Z//;  # empty callback
+       next if /^\{/;  # valid json
+
        # convert seperate variables to hash keys
        s/\A/{\n/;
        s/^caniuse\.(\w+) *= */"$1":/gm;
@@ -42,6 +45,6 @@ convert-caniuse - Turn Javascript data into an equivalent Perl structure
 
 =head1 SYNOPSIS
 
-       curl http://caniuse.com/js/data.js |
+       curl http://caniuse.com/jsonp.php |
        tools/convert-caniuse.pl > browser-support.inc.pl