protobufjs
diff --git a/‎dist/protobuf.js
+4-4 b/‎dist/protobuf.js
+4-4
diff --git a/‎dist/protobuf.js.map
+1-1 b/‎dist/protobuf.js.map
+1-1
diff --git a/‎dist/protobuf.min.js
+2-2 b/‎dist/protobuf.min.js
+2-2
diff --git a/‎dist/protobuf.min.js.gz
0 Bytes b/‎dist/protobuf.min.js.gz
0 Bytes
diff --git a/‎dist/protobuf.min.js.map
+1-1 b/‎dist/protobuf.min.js.map
+1-1
diff --git a/‎src/method.js
+1-1 b/‎src/method.js
+1-1
@@ -31,7 +31,7 @@ function Method(name, type, requestType, responseType, requestStream, responseSt
         options = responseStream;
         responseStream = undefined;
     }
-    if (!util.isString(type))
+    if (type && !util.isString(type))
         throw _TypeError("type");
     if (!util.isString(requestType))
         throw _TypeError("requestType");
Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,7 @@ function Method(name, type, requestType, responseType, requestStream, responseSt`
`31`	`31`	`options = responseStream;`
`32`	`32`	`responseStream = undefined;`
`33`	`33`	`}`
`34`		`- if (!util.isString(type))`
	`34`	`+ if (type && !util.isString(type))`
`35`	`35`	`throw _TypeError("type");`
`36`	`36`	`if (!util.isString(requestType))`
`37`	`37`	`throw _TypeError("requestType");`