Fix email with dot

Author: asika32764

src/Autolink.php

@@ -152,6 +152,11 @@ public function convertEmail(string $text, array $attribs = []): string
         return preg_replace_callback(
             $regex,
             function ($matches) use ($attribs) {
+                // Email should not start with a dot.
+                if (str_starts_with($matches[0], '.')) {
+                    return $matches[0];
+                }
+
                 preg_match('/[a-zA-Z]*\=\"(.*)/', $matches[0], $inElements);
 
                 if (!$inElements) {

test/AutolinkTest.php

@@ -339,6 +339,7 @@ public function testConvertEmail()
 This is Email in HTML:
 <a href="sakura@flower.com">LINK</a>
 <a href="mailto:sakura@flower.com">sakura@flower.com</a>
+<a href="mailto:sakura.dot@flower.com">sakura.dot@flower.com</a>
 <div data-target="sakura@flower.com" wdith="100"/></div>
 <div data-target="mailto:sakura@flower.com" wdith="100"/></div>
 
@@ -356,6 +357,7 @@ public function testConvertEmail()
 This is Email in HTML:
 <a href="sakura@flower.com">LINK</a>
 <a href="mailto:sakura@flower.com">sakura@flower.com</a>
+<a href="mailto:sakura.dot@flower.com">sakura.dot@flower.com</a>
 <div data-target="sakura@flower.com" wdith="100"/></div>
 <div data-target="mailto:sakura@flower.com" wdith="100"/></div>