Merge pull request #263 from facelessuser/bugfix/attr

More correct attribute flag syntax

Author: facelessuser

docs/src/markdown/about/changelog.md

@@ -1,5 +1,9 @@
 # Changelog
 
+## 2.4.1
+
+- **FIX**: Attribute syntax for case insensitive flag optionally allows a space, it does not require one.
+
 ## 2.4
 
 - **NEW**: Update to support changes related to `:lang()` in the official CSS spec. `:lang("")` should match unspecified

soupsieve/__meta__.py

@@ -193,5 +193,5 @@ def parse_version(ver: str) -> Version:
     return Version(major, minor, micro, release, pre, post, dev)
 
 
-__version_info__ = Version(2, 4, 0, "final")
+__version_info__ = Version(2, 4, 1, "final")
 __version__ = __version_info__._get_canonical()

soupsieve/css_parser.py

@@ -113,7 +113,7 @@
 '''.format(nl=NEWLINE, ident=IDENTIFIER)
 # Attribute value comparison. `!=` is handled special as it is non-standard.
 ATTR = r'''
-(?:{ws}*(?P<cmp>[!~^|*$]?=){ws}*(?P<value>{value})(?:{ws}+(?P<case>[is]))?)?{ws}*\]
+(?:{ws}*(?P<cmp>[!~^|*$]?=){ws}*(?P<value>{value})(?:{ws}*(?P<case>[is]))?)?{ws}*\]
 '''.format(ws=WSC, value=VALUE)
 
 # Selector patterns

tests/test_level4/test_attribute.py

@@ -36,6 +36,23 @@ def test_attribute_forced_case_insensitive(self):
             flags=util.HTML
         )
 
+    def test_attribute_case_insensitive_flag_spacing(self):
+        """Test attribute value case insensitivity spacing."""
+
+        self.assert_selector(
+            self.MARKUP,
+            "[class*=WORDSi]",
+            [],
+            flags=util.HTML
+        )
+
+        self.assert_selector(
+            self.MARKUP,
+            "[class*='WORDS'i]",
+            ["0", "3", "pre"],
+            flags=util.HTML
+        )
+
     def test_attribute_forced_case_insensitive_xml(self):
         """Test that attribute value case insensitivity can be forced in XML."""