LanguageServer: Enhance auto completion for override. (#7465)

* Add additional completion keywords.

* LanguageServer: Enhance auto completion for `override`.

1 files changed, 16 insertions, 2 deletions

diff --git a/source/slang/slang-parser.cpp b/source/slang/slang-parser.cpp
index 9727140f3..a019f97c4 100644
--- a/source/slang/slang-parser.cpp
+++ b/source/slang/slang-parser.cpp
@@ -1443,8 +1443,7 @@ static NameLoc ParseDeclName(Parser* parser)
     }
     else
     {
-        nameToken = parser->ReadToken(TokenType::Identifier);
-        return NameLoc(nameToken);
+        return expectIdentifier(parser);
     }
 }
 
@@ -2037,6 +2036,7 @@ static RefPtr<Declarator> parseDirectAbstractDeclarator(
     switch (parser->tokenReader.peekTokenType())
     {
     case TokenType::Identifier:
+    case TokenType::CompletionRequest:
         {
             auto nameDeclarator = new NameDeclarator();
             nameDeclarator->flavor = Declarator::Flavor::name;
@@ -5048,6 +5048,20 @@ static DeclBase* ParseDeclWithModifiers(
             decl->loc = loc;
         }
         break;
+    case TokenType::CompletionRequest:
+        {
+            if (modifiers.hasModifier<OverrideModifier>())
+            {
+                auto resultDecl = parser->astBuilder->create<EmptyDecl>();
+                resultDecl->nameAndLoc = expectIdentifier(parser);
+                decl = resultDecl;
+            }
+            else
+            {
+                decl = ParseDeclaratorDecl(parser, containerDecl, modifiers);
+            }
+        }
+        break;
     // If nothing else matched, we try to parse an "ordinary" declarator-based declaration
     default:
         decl = ParseDeclaratorDecl(parser, containerDecl, modifiers);