Inline out variable declarations

src/StreamJsonRpc.Tests/MessageHeaderTests.cs

@@ -53,8 +53,7 @@ public class MessageHeaderTests : TestBase
         }
 
         Assert.True(headers.ContainsKey("Content-Length"));
-        int length;
-        Assert.True(int.TryParse(headers["Content-Length"], out length));
+        Assert.True(int.TryParse(headers["Content-Length"], out int length));
         Assert.NotEqual(0, length);
         byte[] messageBuffer = new byte[length];
         int bytesRead = 0;

src/StreamJsonRpc/HeaderDelimitedMessageHandler.cs

@@ -167,16 +167,14 @@ namespace StreamJsonRpc
             }
             while (state != HeaderParseState.Terminate);
 
-            int contentLength;
             string contentLengthAsText = headers[ContentLengthHeaderNameText];
-            if (!int.TryParse(contentLengthAsText, out contentLength))
+            if (!int.TryParse(contentLengthAsText, out int contentLength))
             {
                 throw new BadRpcHeaderException(string.Format(CultureInfo.CurrentCulture, Resources.HeaderContentLengthNotParseable, contentLengthAsText));
             }
 
             Encoding contentEncoding = this.Encoding;
-            string contentTypeAsText;
-            if (headers.TryGetValue(ContentTypeHeaderNameText, out contentTypeAsText))
+            if (headers.TryGetValue(ContentTypeHeaderNameText, out string contentTypeAsText))
             {
                 contentEncoding = ParseEncodingFromContentTypeHeader(contentTypeAsText) ?? contentEncoding;
             }