Auto-sync from Azure-Kusto-Service

Author: Kusto Build System

src/Kusto.Language/Binder/Binder_Names.cs

@@ -862,5 +862,12 @@ private static bool IsInTabularContext(SyntaxElement element)
 
             return false;
         }
+
+        private static bool IsInWildcardColumnOnlyContext(SyntaxElement element)
+        {
+            // project-away and project-keep operator only allows columns to bind in wildcards
+            return element.GetFirstAncestor<QueryOperator>() is QueryOperator op
+                && (op is ProjectAwayOperator || op is ProjectKeepOperator);
+        }
     }
 }

src/Kusto.Language/Binder/Binder_NodeBinder.cs

@@ -621,8 +621,10 @@ private SemanticInfo VisitWildcardedNameReference(NameReference node, string pat
 
                 try
                 {
-                    var match = IsInTabularContext(node)
-                        ? SymbolMatch.Table | SymbolMatch.Function | SymbolMatch.View | SymbolMatch.Local | SymbolMatch.Tabular
+                    var match = IsInTabularContext(node) 
+                            ? SymbolMatch.Table | SymbolMatch.Function | SymbolMatch.View | SymbolMatch.Local | SymbolMatch.Tabular
+                        : IsInWildcardColumnOnlyContext(node) 
+                            ? SymbolMatch.Column
                         : SymbolMatch.Column | SymbolMatch.Function | SymbolMatch.View | SymbolMatch.Local | SymbolMatch.Scalar;
 
                     _binder.GetSymbolsInContext(node, match, IncludeFunctionKind.LocalViews | IncludeFunctionKind.DatabaseFunctions, list);