E306: fix detection inside `async def`E306_async_def

2 files changed, 6 insertions, 1 deletions

diff --git a/pycodestyle.py b/pycodestyle.py
index 0ad37e2..fe45548 100755
--- a/pycodestyle.py
+++ b/pycodestyle.py
@@ -383,7 +383,7 @@ def blank_lines(logical_line, blank_lines, indent_level, line_number,
                 for line in lines[line_number - top_level_lines::-1]:
                     if line.strip() and expand_indent(line) < ancestor_level:
                         ancestor_level = expand_indent(line)
-                        nested = line.lstrip().startswith('def ')
+                        nested = STARTSWITH_DEF_REGEX.match(line.lstrip())
                         if nested or ancestor_level == 0:
                             break
                 if nested:
diff --git a/testsuite/E30.py b/testsuite/E30.py
index 8d1879b..ebe4e9d 100644
--- a/testsuite/E30.py
+++ b/testsuite/E30.py
@@ -124,6 +124,11 @@ def a():
     x = 1
     def b():
         pass
+#: E306:3:5
+async def a():
+    x = 1
+    def b():
+        pass
 #: E306:3:5 E306:5:9
 def a():
     x = 2