black/parser: partial support for pattern matching (#2586)

[etc/vim.git] / src / black / parsing.py

diff --git a/src/black/parsing.py b/src/black/parsing.py
index 0b8d984cedd2a43dcf6e80ab59a9041e481588f0..fc540ad021dc240547d332a70dd91ffee256a2cc 100644 (file)
--- a/src/black/parsing.py
+++ b/src/black/parsing.py
@@ -59,6 +59,9 @@ def get_grammars(target_versions: Set[TargetVersion]) -> List[Grammar]:
 
     # Python 3-compatible code, so only try Python 3 grammar.
     grammars = []
+    if supports_feature(target_versions, Feature.PATTERN_MATCHING):
+        # Python 3.10+
+        grammars.append(pygram.python_grammar_soft_keywords)
     # If we have to parse both, try to parse async as a keyword first
     if not supports_feature(target_versions, Feature.ASYNC_IDENTIFIERS):
         # Python 3.7+