From 26c71a95866211f94430f91811966f5a1b04f2da Mon Sep 17 00:00:00 2001
From: Dave Halter <davidhalter88@gmail.com>
Date: Thu, 20 Jul 2017 09:51:35 +0200
Subject: [PATCH] Add yield issues when outside function.

---
 parso/python/normalizer.py | 4 ++--
 test/test_python_errors.py | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/parso/python/normalizer.py b/parso/python/normalizer.py
index b7dbe35..64d6c35 100644
--- a/parso/python/normalizer.py
+++ b/parso/python/normalizer.py
@@ -125,9 +125,9 @@ class ErrorFinder(Normalizer):
                     in_loop = True
             if not in_loop:
                 self._add_syntax_error("'break' outside loop", leaf)
-        elif leaf.value == 'return':
+        elif leaf.value in ('yield', 'return'):
             if self._context.node.type != 'funcdef':
-                self._add_syntax_error("'return' outside function", leaf)
+                self._add_syntax_error("'%s' outside function" % leaf.value, leaf)
         elif leaf.value == 'await':
             if self._context.node.type != 'funcdef' \
                     or self._context.node.parent.type != 'async_funcdef':
diff --git a/test/test_python_errors.py b/test/test_python_errors.py
index b594448..510f8d5 100644
--- a/test/test_python_errors.py
+++ b/test/test_python_errors.py
@@ -71,6 +71,7 @@ def test_indentation_errors(code, positions):
         'continue',
         'break',
         'return',
+        'yield',
         'try: pass\nexcept: pass\nexcept X: pass',
 
         # IndentationError
@@ -95,6 +96,7 @@ def test_python_exception_matches(code):
     ('code', 'version'), [
         # SyntaxError
         ('async def bla():\n def x():  await bla()', '3.5'),
+        ('yield from', '3.5'),
 
     ]
 )