Make star-expression spacing consistent in match/case (#2667)

CHANGES.md

@@ -14,6 +14,7 @@
 - Fix `match`/`case` statements that contain `match`/`case` soft keywords multiple
   times, like `match re.match()` (#2661)
 - Fix `case` statements with an inline body (#2665)
+- Fix styling of starred expressions inside `match` subject (#2667)
 - Fix assignment to environment variables in Jupyter Notebooks (#2642)
 - Add `flake8-simplify` and `flake8-comprehensions` plugins (#2653)
 - Fix determination of f-string expression spans (#2654)

src/black/nodes.py

@@ -97,6 +97,8 @@
     syms.listmaker,
     syms.testlist_gexp,
     syms.testlist_star_expr,
+    syms.subject_expr,
+    syms.pattern,
 }
 TEST_DESCENDANTS: Final = {
     syms.test,

tests/data/pattern_matching_extras.py

@@ -77,3 +77,8 @@ def func(match: case, case: match) -> case:
 match match:
     case case:
         pass
+
+
+match a, *b(), c:
+    case d, *f, g:
+        pass