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

diff --git a/CHANGES.md b/CHANGES.md
index fc198a8f8c0cd120adee3972ce15bf97283e395e..e5f4a1fdf82d13302978fad3f832e96a1aa93afe 100644 (file)
--- a/CHANGES.md
+++ b/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)

diff --git a/src/black/nodes.py b/src/black/nodes.py
index 437051d3f6d5634910af587d2d4eec3cce574f8e..8bf1934bc2aec77fe33aea205c915bdeabb907e6 100644 (file)
--- a/src/black/nodes.py
+++ b/src/black/nodes.py
@@ -97,6 +97,8 @@ UNPACKING_PARENTS: Final = {
     syms.listmaker,
     syms.testlist_gexp,
     syms.testlist_star_expr,
+    syms.subject_expr,
+    syms.pattern,
 }
 TEST_DESCENDANTS: Final = {
     syms.test,

diff --git a/tests/data/pattern_matching_extras.py b/tests/data/pattern_matching_extras.py
index 095c1a2b3bb0fe9bbdab8f1a557c01b8401c4c82..60ad8a3d81b3a3d7468b42c627f2c9227319caee 100644 (file)
--- a/tests/data/pattern_matching_extras.py
+++ b/tests/data/pattern_matching_extras.py
@@ -77,3 +77,8 @@ match match(
 match match:
     case case:
         pass
+
+
+match a, *b(), c:
+    case d, *f, g:
+        pass