UnifiedSymbolInformation: Set overload_idx only if there are overloads #515

src/solidlsp/ls.py

@@ -942,11 +942,15 @@ class SolidLanguageServer(ABC):
             Converts the given nodes into UnifiedSymbolInformation with proper parent-child relationships,
             adding overload indices for symbols with the same name under the same parent.
             """
+            total_name_counts = defaultdict(lambda: 0)
+            for node in nodes:
+                total_name_counts[node["name"]] += 1
             name_counts = defaultdict(lambda: 0)
             for node in nodes:
                 flat_all_symbol_list.append(node)
                 usymbol_node = turn_item_into_symbol_with_children(node)
-                usymbol_node["overload_idx"] = name_counts[usymbol_node["name"]]
+                if total_name_counts[usymbol_node["name"]] > 1:
+                    usymbol_node["overload_idx"] = name_counts[usymbol_node["name"]]
                 name_counts[usymbol_node["name"]] += 1
                 usymbol_node["parent"] = parent
                 if usymbol_node["children"]:

src/solidlsp/ls_types.py

@@ -245,9 +245,9 @@ class UnifiedSymbolInformation(TypedDict):
 
     overload_idx: NotRequired[int]
     """
-    The overload index of the symbol, if applicable. If the symbol is an overloaded function or method
-    (same symbol name with the same parent), this index indicates which overload it is. 
-    The index is 0-based.
+    The overload index of the symbol, if applicable. If a symbol does not have overloads, this field is omitted.
+    If the symbol is an overloaded function or method (same symbol name with the same parent), 
+    this index indicates which overload it is. The index is 0-based.
     Added for Serena, not part of the LSP.
     """