Merge pull request #1723 from ThunderFrame/next

Careful assignment of ProjectID - Avoids project collisions
rubberduck-vba · Jun 7, 2016 · 88cb6c2 · 88cb6c2
2 parents 7123cac + f4964ac
commit 88cb6c2
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/Rubberduck.Parsing/VBA/RubberduckParserState.cs b/Rubberduck.Parsing/VBA/RubberduckParserState.cs
@@ -83,10 +83,18 @@ public void AddProject(VBProject project)
                 return;
             }
 
+            //assign a hashcode if no helpfile is present
             if (string.IsNullOrEmpty(project.HelpFile))
             {
                 project.HelpFile = project.GetHashCode().ToString();
             }
+
+            //loop until the helpfile is unique for this host session
+            while (_projects.Any(a => a.Key == project.HelpFile))
+            {
+                project.HelpFile = (project.GetHashCode() ^ project.HelpFile.GetHashCode()).ToString();
+            }
+
             var projectId = project.HelpFile;
             if (!_projects.ContainsKey(projectId))
             {