X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/dc90d4951f66ac665582159537b902017d9a0361..05e1fbf27d93df36b09c560791ad46c6ce3eb518:/src/black/__init__.py

diff --git a/src/black/__init__.py b/src/black/__init__.py
index 08c239d..9bc8fc1 100644
--- a/src/black/__init__.py
+++ b/src/black/__init__.py
@@ -37,6 +37,7 @@ from mypy_extensions import mypyc_attr
 from black.const import DEFAULT_LINE_LENGTH, DEFAULT_INCLUDES, DEFAULT_EXCLUDES
 from black.const import STDIN_PLACEHOLDER
 from black.nodes import STARS, syms, is_simple_decorator_expression
+from black.nodes import is_string_token
 from black.lines import Line, EmptyLineTracker
 from black.linegen import transform_line, LineGenerator, LN
 from black.comments import normalize_fmt_off
@@ -1156,8 +1157,8 @@ def get_features_used(  # noqa: C901
         }
 
     for n in node.pre_order():
-        if n.type == token.STRING:
-            value_head = n.value[:2]  # type: ignore
+        if is_string_token(n):
+            value_head = n.value[:2]
             if value_head in {'f"', 'F"', "f'", "F'", "rf", "fr", "RF", "FR"}:
                 features.add(Feature.F_STRINGS)
 
@@ -1218,6 +1219,13 @@ def get_features_used(  # noqa: C901
         ):
             features.add(Feature.UNPACKING_ON_FLOW)
 
+        elif (
+            n.type == syms.annassign
+            and len(n.children) >= 4
+            and n.children[3].type == syms.testlist_star_expr
+        ):
+            features.add(Feature.ANN_ASSIGN_EXTENDED_RHS)
+
         # Python 2 only features (for its deprecation) except for integers, see above
         elif n.type == syms.print_stmt:
             features.add(Feature.PRINT_STMT)