view: do not escape first `@' in mailto: URLs

It's probably not a perfect match for RFC 6068 atm, but perfect
is the enemy of good.

Reported-by: Moritz Poldrack <moritz@poldrack.dev>
Link: https://public-inbox.org/meta/CKJSWGSZFKMX.3VUSIYE955Z9X@Archetype/

1 files changed, 1 insertions, 0 deletions

diff --git a/t/plack.t b/t/plack.t
index e4dedce6..a5fd54c9 100644
--- a/t/plack.t
+++ b/t/plack.t
@@ -85,6 +85,7 @@ test_psgi($app, sub {
         my ($cb) = @_;
         my $res = $cb->(GET('http://example.com/test/crlf@example.com/'));
         is($res->code, 200, 'retrieved CRLF as HTML');
+        like($res->content, qr/mailto:me\@example/, 'no %40, per RFC 6068');
         unlike($res->content, qr/\r/, 'no CR in HTML');
         $res = $cb->(GET('http://example.com/test/crlf@example.com/raw'));
         is($res->code, 200, 'retrieved CRLF raw');