From 20d7ae0676be4931d0b2e6d4a6a0877070264d13 Mon Sep 17 00:00:00 2001
From: Batuhan Taskaya <isidentical@gmail.com>
Date: Thu, 2 Dec 2021 20:58:22 +0300
Subject: [PATCH 1/1] Ensure match/case are recognized as statements (#2665)

---
 CHANGES.md                           |  1 +
 src/black/nodes.py                   |  2 ++
 tests/data/pattern_matching_style.py | 27 +++++++++++++++++++++++++++
 tests/test_format.py                 |  1 +
 4 files changed, 31 insertions(+)
 create mode 100644 tests/data/pattern_matching_style.py

diff --git a/CHANGES.md b/CHANGES.md
index 5904291..c9a4f09 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -13,6 +13,7 @@
   `match a, *b:` (#2639) (#2659)
 - 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 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 36dd189..437051d 100644
--- a/src/black/nodes.py
+++ b/src/black/nodes.py
@@ -52,6 +52,8 @@ STATEMENT: Final = {
     syms.with_stmt,
     syms.funcdef,
     syms.classdef,
+    syms.match_stmt,
+    syms.case_block,
 }
 STANDALONE_COMMENT: Final = 153
 token.tok_name[STANDALONE_COMMENT] = "STANDALONE_COMMENT"
diff --git a/tests/data/pattern_matching_style.py b/tests/data/pattern_matching_style.py
new file mode 100644
index 0000000..c1c0aee
--- /dev/null
+++ b/tests/data/pattern_matching_style.py
@@ -0,0 +1,27 @@
+match something:
+    case b(): print(1+1)
+    case c(
+        very_complex=True,
+        perhaps_even_loooooooooooooooooooooooooooooooooooooong=-   1
+    ): print(1)
+    case c(
+        very_complex=True,
+        perhaps_even_loooooooooooooooooooooooooooooooooooooong=-1
+    ): print(2)
+    case a: pass
+
+# output
+
+match something:
+    case b():
+        print(1 + 1)
+    case c(
+        very_complex=True, perhaps_even_loooooooooooooooooooooooooooooooooooooong=-1
+    ):
+        print(1)
+    case c(
+        very_complex=True, perhaps_even_loooooooooooooooooooooooooooooooooooooong=-1
+    ):
+        print(2)
+    case a:
+        pass
diff --git a/tests/test_format.py b/tests/test_format.py
index f97d716..d44be1e 100644
--- a/tests/test_format.py
+++ b/tests/test_format.py
@@ -74,6 +74,7 @@ PY310_CASES = [
     "pattern_matching_simple",
     "pattern_matching_complex",
     "pattern_matching_extras",
+    "pattern_matching_style",
     "parenthesized_context_managers",
 ]
 
-- 
2.39.5