From b690cc049e8d010b6eb7d7d5abd4451a7c180095 Mon Sep 17 00:00:00 2001
From: Boris Korogvich <b.korogvich@gmail.com>
Date: Thu, 13 Oct 2016 12:41:33 +0300
Subject: [PATCH] Improve akka-stream docs (missing `an`) (#21649)

---
 .../scala/akka/stream/ActorMaterializer.scala    | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/akka-stream/src/main/scala/akka/stream/ActorMaterializer.scala b/akka-stream/src/main/scala/akka/stream/ActorMaterializer.scala
index fa4f431e355..9f285be3477 100644
--- a/akka-stream/src/main/scala/akka/stream/ActorMaterializer.scala
+++ b/akka-stream/src/main/scala/akka/stream/ActorMaterializer.scala
@@ -23,7 +23,7 @@ import scala.util.control.NoStackTrace
 object ActorMaterializer {
 
   /**
-   * Scala API: Creates a ActorMaterializer which will execute every step of a transformation
+   * Scala API: Creates an ActorMaterializer which will execute every step of a transformation
    * pipeline within its own [[akka.actor.Actor]]. The required [[akka.actor.ActorRefFactory]]
    * (which can be either an [[akka.actor.ActorSystem]] or an [[akka.actor.ActorContext]])
    * will be used to create one actor that in turn creates actors for the transformation steps.
@@ -43,7 +43,7 @@ object ActorMaterializer {
   }
 
   /**
-   * Scala API: Creates a ActorMaterializer which will execute every step of a transformation
+   * Scala API: Creates an ActorMaterializer which will execute every step of a transformation
    * pipeline within its own [[akka.actor.Actor]]. The required [[akka.actor.ActorRefFactory]]
    * (which can be either an [[akka.actor.ActorSystem]] or an [[akka.actor.ActorContext]])
    * will be used to create these actors, therefore it is *forbidden* to pass this object
@@ -67,7 +67,7 @@ object ActorMaterializer {
   }
 
   /**
-   * Scala API: Creates a ActorMaterializer which will execute every step of a transformation
+   * Scala API: Creates an ActorMaterializer which will execute every step of a transformation
    * pipeline within its own [[akka.actor.Actor]]. The required [[akka.actor.ActorRefFactory]]
    * (which can be either an [[akka.actor.ActorSystem]] or an [[akka.actor.ActorContext]])
    * will be used to create these actors, therefore it is *forbidden* to pass this object
@@ -97,7 +97,7 @@ object ActorMaterializer {
   }
 
   /**
-   * Java API: Creates a ActorMaterializer which will execute every step of a transformation
+   * Java API: Creates an ActorMaterializer which will execute every step of a transformation
    * pipeline within its own [[akka.actor.Actor]]. The required [[akka.actor.ActorRefFactory]]
    * (which can be either an [[akka.actor.ActorSystem]] or an [[akka.actor.ActorContext]])
    * will be used to create these actors, therefore it is *forbidden* to pass this object
@@ -110,7 +110,7 @@ object ActorMaterializer {
     apply()(context)
 
   /**
-   * Java API: Creates a ActorMaterializer which will execute every step of a transformation
+   * Java API: Creates an ActorMaterializer which will execute every step of a transformation
    * pipeline within its own [[akka.actor.Actor]]. The required [[akka.actor.ActorRefFactory]]
    * (which can be either an [[akka.actor.ActorSystem]] or an [[akka.actor.ActorContext]])
    * will be used to create one actor that in turn creates actors for the transformation steps.
@@ -119,7 +119,7 @@ object ActorMaterializer {
     apply(Option(settings), None)(context)
 
   /**
-   * Java API: Creates a ActorMaterializer which will execute every step of a transformation
+   * Java API: Creates an ActorMaterializer which will execute every step of a transformation
    * pipeline within its own [[akka.actor.Actor]]. The required [[akka.actor.ActorRefFactory]]
    * (which can be either an [[akka.actor.ActorSystem]] or an [[akka.actor.ActorContext]])
    * will be used to create these actors, therefore it is *forbidden* to pass this object
@@ -138,7 +138,7 @@ object ActorMaterializer {
       case c: ActorContext        ⇒ c.system
       case null                   ⇒ throw new IllegalArgumentException("ActorRefFactory context must be defined")
       case _ ⇒
-        throw new IllegalArgumentException(s"ActorRefFactory context must be a ActorSystem or ActorContext, got [${context.getClass.getName}]")
+        throw new IllegalArgumentException(s"ActorRefFactory context must be an ActorSystem or ActorContext, got [${context.getClass.getName}]")
     }
     system
   }
@@ -161,7 +161,7 @@ private[akka] object ActorMaterializerHelper {
 }
 
 /**
- * A ActorMaterializer takes the list of transformations comprising a
+ * An ActorMaterializer takes the list of transformations comprising a
  * [[akka.stream.scaladsl.Flow]] and materializes them in the form of
  * [[org.reactivestreams.Processor]] instances. How transformation
  * steps are split up into asynchronous regions is implementation