Do not escape & in html attributes

src/jinjax/html_attrs.py

@@ -1,6 +1,5 @@
 import re
 from typing import Any
-from xml.sax.saxutils import quoteattr
 
 
 CLASS_KEY = "class"
@@ -12,6 +11,17 @@ def split(ssl: str) -> "list[str]":
     return re.split(r"\s+", ssl.strip())
 
 
+def quote(text: str) -> str:
+    if '"' in text:
+        if "'" in text:
+            text = text.replace('"', """)
+            return f'"{text}"'
+        else:
+            return f"'{text}'"
+
+    return f'"{text}"'
+
+
 class HTMLAttrs:
     def __init__(self, attrs) -> None:
         attributes: "dict[str, str]" = {}
@@ -147,7 +157,7 @@ def render(self, **kw) -> str:
         properties = sorted(list(self.__properties))
 
         html_attrs = [
-            f"{name}={quoteattr(str(value))}"
+            f"{name}={quote(str(value))}"
             for name, value in attributes.items()
         ]
         html_attrs.extend(properties)

tests/test_html_attrs.py

@@ -123,9 +123,34 @@ def test_as_dict_no_classes():
 def test_render_attrs_lik_set():
     attrs = HTMLAttrs({"class": "lorem"})
     expected = 'class="ipsum lorem" data-position="top" title="hi" open'
-    assert expected == attrs.render(
+    result = attrs.render(
         title="hi",
         data_position="top",
         classes="ipsum",
         open=True,
     )
+    print(result)
+    assert expected == result
+
+
+def test_do_not_escape_tailwind_syntax():
+    attrs = HTMLAttrs({"class": "lorem [&_a]:flex"})
+    expected = 'class="[&_a]:flex ipsum lorem" title="Hi&Stuff"'
+    result = attrs.render(**{
+        "title": "Hi&Stuff",
+        "class": "ipsum",
+    })
+    print(result)
+    assert expected == result
+
+
+def test_do_escape_quotes_inside_attrs():
+    attrs = HTMLAttrs({
+        "class": "lorem text-['red']",
+        "title": 'I say "hey"',
+        "open": True,
+    })
+    expected = """class="lorem text-['red']" title='I say "hey"' open"""
+    result = attrs.render()
+    print(result)
+    assert expected == result