Fix email autolink starting w/ @

Related-to: micromark/micromark#172.
wooorm · Apr 23, 2024 · aa9a6b6 · aa9a6b6
1 parent 3dc7f1a
commit aa9a6b6
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diff --git a/src/construct/autolink.rs b/src/construct/autolink.rs
@@ -162,6 +162,7 @@ pub fn open(tokenizer: &mut Tokenizer) -> State {
             tokenizer.consume();
             State::Next(StateName::AutolinkSchemeOrEmailAtext)
         }
+        Some(b'@') => State::Nok,
         _ => State::Retry(StateName::AutolinkEmailAtext),
     }
 }

diff --git a/tests/autolink.rs b/tests/autolink.rs
@@ -251,6 +251,12 @@ fn autolink() -> Result<(), message::Message> {
         "should not support a dash before a dot in email autolinks"
     );
 
+    assert_eq!(
+        to_html("<@example.com>"),
+        "<p>&lt;@example.com&gt;</p>",
+        "should not support an at sign at the start of email autolinks"
+    );
+
     assert_eq!(
         to_html_with_options(
             "<a@b.co>",