Merge pull request #258 from mrubanov/flakyTestFix

Catch the StackOverflowError

Author: mrubanov

com.avaloq.tools.ddk.xtext/src/com/avaloq/tools/ddk/xtext/scoping/DelegatingScope.java

@@ -235,14 +235,19 @@ public IEObjectDescription getSingleElement(final QualifiedName name) {
     if (name == null) {
       throw new IllegalArgumentException("Null name in getContentByName"); //$NON-NLS-1$
     }
-    for (final IScope scope : getDelegates()) {
-      final IEObjectDescription elem = scope.getSingleElement(name);
-      if (elem != null) {
-        // ScopeTrace.addTrace(elem, getId());
-        return elem;
+
+    try {
+      for (final IScope scope : getDelegates()) {
+        final IEObjectDescription elem = scope.getSingleElement(name);
+        if (elem != null) {
+          // ScopeTrace.addTrace(elem, getId());
+          return elem;
+        }
       }
+      return getParent().getSingleElement(name);
+    } catch (StackOverflowError e) {
+      return STACK_OVERFLOW_EOBJECT_DESCRIPTION;
     }
-    return getParent().getSingleElement(name);
   }
 
   @Override