Author: Manuel Jacob <m...@manueljacob.de>
Branch: py3.6
Changeset: r94027:1938b1ea9975
Date: 2018-03-20 14:10 +0100
http://bitbucket.org/pypy/pypy/changeset/1938b1ea9975/
Log: Raise SyntaxError when 'return' with value is used inside an async
generator.
diff --git a/pypy/interpreter/astcompiler/symtable.py
b/pypy/interpreter/astcompiler/symtable.py
--- a/pypy/interpreter/astcompiler/symtable.py
+++ b/pypy/interpreter/astcompiler/symtable.py
@@ -263,6 +263,9 @@
def note_return(self, ret):
if ret.value:
+ if self.is_coroutine and self.is_generator:
+ raise SyntaxError("'return' with value in async generator",
+ ret.lineno, ret.col_offset)
self.return_with_value = True
self.ret = ret
diff --git a/pypy/interpreter/test/test_syntax.py
b/pypy/interpreter/test/test_syntax.py
--- a/pypy/interpreter/test/test_syntax.py
+++ b/pypy/interpreter/test/test_syntax.py
@@ -94,6 +94,10 @@
async def foo():
await await fut
+ async def foo():
+ yield
+ return 42
+
""")
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