From 1dd6ec26776081274604a94a96a1d87818830e82 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Sun, 27 Oct 2024 14:27:52 -0700
Subject: Export language server to wasm. (#5419)

---
 .../compiler-core/slang-language-server-protocol.h | 30 ++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'source/compiler-core')

diff --git a/source/compiler-core/slang-language-server-protocol.h b/source/compiler-core/slang-language-server-protocol.h
index ff5cd394e..506969dcc 100644
--- a/source/compiler-core/slang-language-server-protocol.h
+++ b/source/compiler-core/slang-language-server-protocol.h
@@ -6,6 +6,7 @@
 
 #include "../../source/core/slang-rtti-info.h"
 #include "../../source/compiler-core/slang-json-value.h"
+#include <optional>
 
 namespace Slang
 {
@@ -1124,3 +1125,32 @@ struct DocumentFormattingParams
 
 } // namespace LanguageServerProtocol
 } // namespace Slang
+
+namespace Slang
+{
+    template<typename T>
+    struct LanguageServerResult
+    {
+        SlangResult returnCode;
+        bool isNull = true;
+        T result;
+        LanguageServerResult()
+        {
+            returnCode = SLANG_OK;
+        }
+        LanguageServerResult(std::nullopt_t)
+        {
+            returnCode = SLANG_OK;
+        }
+        LanguageServerResult(const T& value)
+        {
+            result = value;
+            isNull = false;
+            returnCode = SLANG_OK;
+        }
+        LanguageServerResult(SlangResult code)
+        {
+            returnCode = code;
+        }
+    };
+}
-- 
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