Check for null ref in ROS name validation

Author: andreaskoepf

Uml.Robotics.Ros/Names.cs

@@ -24,6 +24,12 @@ public static bool IsValidCharInName(char c)
         public static bool Validate(string name, out string error)
         {
             error = null;
+            if (name == null)
+            {
+                error = "Name must no be null.";
+                return false;
+            }
+
             if (name == "" || name.StartsWith("__"))
                 return true;
             if (!char.IsLetter(name[0]) && name[0] != '/' && name[0] != '~')

Uml.Robotics.Ros/Uml.Robotics.Ros.csproj

@@ -5,7 +5,7 @@
     <RuntimeIdentifiers>win10-x64;osx.10.11-x64;ubuntu.16.04-x64</RuntimeIdentifiers>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <IncludeSymbols>true</IncludeSymbols>
-    <Version>1.0.3</Version>
+    <Version>1.0.4</Version>
     <PackageProjectUrl>https://github.com/xamla/ROS.NET</PackageProjectUrl>
     <PackageLicenseUrl>https://raw.githubusercontent.com/Xamla/ROS.NET/master/LICENSE</PackageLicenseUrl>
     <Authors>ROS.net Contributors</Authors>