fix type on docs (#939)

GaneshPandey · ekampf · commit daf0d1764703 · 2019-04-09T11:29:40.000-07:00
diff --git a/docs/execution/middleware.rst b/docs/execution/middleware.rst
@@ -16,7 +16,7 @@ Resolve arguments
 
 Middlewares ``resolve`` is invoked with several arguments:
 
-- ``next`` represents the execution chain. Call ``next`` to continue evalution.
+- ``next`` represents the execution chain. Call ``next`` to continue evaluation.
 - ``root`` is the root value object passed throughout the query.
 - ``info`` is the resolver info.
 - ``args`` is the dict of arguments passed to the field.
