diff --git a/lsp-server/.clangd b/lsp-server/.clangd
index 9fff263..8acae65 100644
--- a/lsp-server/.clangd
+++ b/lsp-server/.clangd
@@ -1,5 +1,9 @@
+CompileFlags:
+  CompilationDatabase: build/clang-linux/Release
+
+---
 If:
-  PathMatch: [.*\.hpp, .*\.cpp]
+  PathMatch: [.*\.hpp, .*\.hxx, .*\.cpp, .*\.cc, .*\.cxx, .*\.cppm, .*\.ixx, .*\.mpp]
 
 CompileFlags:
   Add:
diff --git a/lsp-server/src/CMakeLists.txt b/lsp-server/src/CMakeLists.txt
index b898c02..d570b39 100644
--- a/lsp-server/src/CMakeLists.txt
+++ b/lsp-server/src/CMakeLists.txt
@@ -41,9 +41,9 @@ endif()
 set(CMAKE_EXPERIMENTAL_CXX_MODULE_DYNDEP 1)
 
 set(SOURCES
-    main.cppm
+    cli/launcher.cppm
+    main.cc
     utils/args_parser.cppm
-    utils/string.cpp
     utils/text_coordinates.cppm
     core/dispacther.cppm
     core/server.cppm
@@ -86,7 +86,7 @@ target_sources(
                                                bridge/spdlog.cppm
                                                bridge/taskflow.cppm
                                                bridge/tree_sitter.cppm
-                                               main.cppm
+                                               cli/launcher.cppm
                                                language/ast/ast.cppm
                                                language/ast/types.cppm
                                                language/ast/deserializer.cppm
diff --git a/lsp-server/src/main.cppm b/lsp-server/src/cli/launcher.cppm
similarity index 93%
rename from lsp-server/src/main.cppm
rename to lsp-server/src/cli/launcher.cppm
index b2c0fc5..5bc23bd 100644
--- a/lsp-server/src/main.cppm
+++ b/lsp-server/src/cli/launcher.cppm
@@ -1,14 +1,14 @@
 module;
 
+export module lsp.cli.launcher;
 
-export module lsp.main;
 import spdlog;
-
 import std;
+
 import lsp.core.server;
 import lsp.utils.args_parser;
 
-int main(int argc, char* argv[])
+export int Run(int argc, char* argv[])
 {
     lsp::utils::ArgsParser& args_parser = lsp::utils::ArgsParser::Instance();
     auto& config = args_parser.Parse(argc, argv);
diff --git a/lsp-server/src/main.cc b/lsp-server/src/main.cc
new file mode 100644
index 0000000..0a9d298
--- /dev/null
+++ b/lsp-server/src/main.cc
@@ -0,0 +1,6 @@
+import lsp.cli.launcher;
+
+int main(int argc, char* argv[])
+{
+    return Run(argc, argv);
+}
diff --git a/lsp-server/src/utils/string.cpp b/lsp-server/src/utils/string.cpp
deleted file mode 100644
index e12cea9..0000000
--- a/lsp-server/src/utils/string.cpp
+++ /dev/null
@@ -1,130 +0,0 @@
-module;
-
-import std;
-
-module lsp.utils.string;
-
-namespace lsp::utils
-{
-    std::string Trim(const std::string& str)
-    {
-        std::size_t first = str.find_first_not_of(" \t\n\r");
-        if (first == std::string::npos)
-            return "";
-        std::size_t last = str.find_last_not_of(" \t\n\r");
-        return str.substr(first, last - first + 1);
-    }
-
-    std::string ToLower(const std::string& str)
-    {
-        std::string result = str;
-        std::transform(result.begin(), result.end(), result.begin(), [](unsigned char c) { return std::tolower(c); });
-        return result;
-    }
-
-    std::string ToUpper(const std::string& str)
-    {
-        std::string result = str;
-        std::transform(result.begin(), result.end(), result.begin(), [](unsigned char c) { return std::toupper(c); });
-        return result;
-    }
-
-    bool StartsWith(const std::string& str, const std::string& prefix)
-    {
-        if (prefix.size() > str.size())
-            return false;
-        return str.compare(0, prefix.size(), prefix) == 0;
-    }
-
-    bool EndsWith(const std::string& str, const std::string& suffix)
-    {
-        if (suffix.size() > str.size())
-            return false;
-        return str.compare(str.size() - suffix.size(), suffix.size(), suffix) == 0;
-    }
-
-    // ==================== 大小写不敏感比较 ====================
-    bool IEquals(const std::string& a, const std::string& b)
-    {
-        if (a.size() != b.size())
-            return false;
-
-        return std::equal(a.begin(), a.end(), b.begin(), [](unsigned char ca, unsigned char cb) {
-            return std::tolower(ca) == std::tolower(cb);
-        });
-    }
-
-    bool IStartsWith(const std::string& str, const std::string& prefix)
-    {
-        if (prefix.size() > str.size())
-            return false;
-
-        for (std::size_t i = 0; i < prefix.size(); ++i)
-        {
-            if (std::tolower(static_cast<unsigned char>(str[i])) !=
-                std::tolower(static_cast<unsigned char>(prefix[i])))
-                return false;
-        }
-        return true;
-    }
-
-    bool IEndsWith(const std::string& str, const std::string& suffix)
-    {
-        if (suffix.size() > str.size())
-            return false;
-
-        std::size_t offset = str.size() - suffix.size();
-        for (std::size_t i = 0; i < suffix.size(); ++i)
-        {
-            if (std::tolower(static_cast<unsigned char>(str[offset + i])) !=
-                std::tolower(static_cast<unsigned char>(suffix[i])))
-                return false;
-        }
-        return true;
-    }
-
-    int ICompare(const std::string& a, const std::string& b)
-    {
-        std::size_t min_len = std::min(a.size(), b.size());
-
-        for (std::size_t i = 0; i < min_len; ++i)
-        {
-            int ca = std::tolower(static_cast<unsigned char>(a[i]));
-            int cb = std::tolower(static_cast<unsigned char>(b[i]));
-
-            if (ca != cb)
-                return ca - cb;
-        }
-
-        // 长度不同
-        if (a.size() < b.size())
-            return -1;
-        if (a.size() > b.size())
-            return 1;
-
-        return 0;
-    }
-
-    std::size_t IHash(const std::string& str)
-    {
-        std::size_t hash = 0;
-        for (unsigned char c : str)
-            hash = hash * 31 + std::tolower(c);
-        return hash;
-    }
-
-    std::size_t IHasher::operator()(const std::string& key) const
-    {
-        return IHash(key);
-    }
-
-    bool IEqualTo::operator()(const std::string& a, const std::string& b) const
-    {
-        return IEquals(a, b);
-    }
-
-    bool ILess::operator()(const std::string& a, const std::string& b) const
-    {
-        return ICompare(a, b) < 0;
-    }
-}
diff --git a/lsp-server/src/utils/string.cppm b/lsp-server/src/utils/string.cppm
index 38dcbbf..64c18ec 100644
--- a/lsp-server/src/utils/string.cppm
+++ b/lsp-server/src/utils/string.cppm
@@ -38,3 +38,126 @@ export namespace lsp::utils
         bool operator()(const std::string& a, const std::string& b) const;
     };
 }
+
+namespace lsp::utils
+{
+    std::string Trim(const std::string& str)
+    {
+        std::size_t first = str.find_first_not_of(" \t\n\r");
+        if (first == std::string::npos)
+            return "";
+        std::size_t last = str.find_last_not_of(" \t\n\r");
+        return str.substr(first, last - first + 1);
+    }
+
+    std::string ToLower(const std::string& str)
+    {
+        std::string result = str;
+        std::transform(result.begin(), result.end(), result.begin(), [](unsigned char c) { return std::tolower(c); });
+        return result;
+    }
+
+    std::string ToUpper(const std::string& str)
+    {
+        std::string result = str;
+        std::transform(result.begin(), result.end(), result.begin(), [](unsigned char c) { return std::toupper(c); });
+        return result;
+    }
+
+    bool StartsWith(const std::string& str, const std::string& prefix)
+    {
+        if (prefix.size() > str.size())
+            return false;
+        return str.compare(0, prefix.size(), prefix) == 0;
+    }
+
+    bool EndsWith(const std::string& str, const std::string& suffix)
+    {
+        if (suffix.size() > str.size())
+            return false;
+        return str.compare(str.size() - suffix.size(), suffix.size(), suffix) == 0;
+    }
+
+    bool IEquals(const std::string& a, const std::string& b)
+    {
+        if (a.size() != b.size())
+            return false;
+
+        return std::equal(a.begin(), a.end(), b.begin(), [](unsigned char ca, unsigned char cb) {
+            return std::tolower(ca) == std::tolower(cb);
+        });
+    }
+
+    bool IStartsWith(const std::string& str, const std::string& prefix)
+    {
+        if (prefix.size() > str.size())
+            return false;
+
+        for (std::size_t i = 0; i < prefix.size(); ++i)
+        {
+            if (std::tolower(static_cast<unsigned char>(str[i])) !=
+                std::tolower(static_cast<unsigned char>(prefix[i])))
+                return false;
+        }
+        return true;
+    }
+
+    bool IEndsWith(const std::string& str, const std::string& suffix)
+    {
+        if (suffix.size() > str.size())
+            return false;
+
+        std::size_t offset = str.size() - suffix.size();
+        for (std::size_t i = 0; i < suffix.size(); ++i)
+        {
+            if (std::tolower(static_cast<unsigned char>(str[offset + i])) !=
+                std::tolower(static_cast<unsigned char>(suffix[i])))
+                return false;
+        }
+        return true;
+    }
+
+    int ICompare(const std::string& a, const std::string& b)
+    {
+        std::size_t min_len = std::min(a.size(), b.size());
+
+        for (std::size_t i = 0; i < min_len; ++i)
+        {
+            int ca = std::tolower(static_cast<unsigned char>(a[i]));
+            int cb = std::tolower(static_cast<unsigned char>(b[i]));
+
+            if (ca != cb)
+                return ca - cb;
+        }
+
+        if (a.size() < b.size())
+            return -1;
+        if (a.size() > b.size())
+            return 1;
+
+        return 0;
+    }
+
+    std::size_t IHash(const std::string& str)
+    {
+        std::size_t hash = 0;
+        for (unsigned char c : str)
+            hash = hash * 31 + std::tolower(c);
+        return hash;
+    }
+
+    std::size_t IHasher::operator()(const std::string& key) const
+    {
+        return IHash(key);
+    }
+
+    bool IEqualTo::operator()(const std::string& a, const std::string& b) const
+    {
+        return IEquals(a, b);
+    }
+
+    bool ILess::operator()(const std::string& a, const std::string& b) const
+    {
+        return ICompare(a, b) < 0;
+    }
+}
diff --git a/lsp-server/test/test_ast/CMakeLists.txt b/lsp-server/test/test_ast/CMakeLists.txt
index 0f552a9..e85fed5 100644
--- a/lsp-server/test/test_ast/CMakeLists.txt
+++ b/lsp-server/test/test_ast/CMakeLists.txt
@@ -18,10 +18,10 @@ endif()
 set(CMAKE_EXPERIMENTAL_CXX_MODULE_DYNDEP 1)
 
 set(SOURCES
+    main.cc
     test.cppm
     debug_printer.cppm
     ../../src/utils/string.cppm
-    ../../src/utils/string.cpp
     ../../src/tree-sitter/scanner.c
     ../../src/tree-sitter/parser.c)
 
diff --git a/lsp-server/test/test_ast/main.cc b/lsp-server/test/test_ast/main.cc
new file mode 100644
index 0000000..c7a518f
--- /dev/null
+++ b/lsp-server/test/test_ast/main.cc
@@ -0,0 +1,6 @@
+import lsp.test.ast.main;
+
+int main(int argc, char* argv[])
+{
+    return Run(argc, argv);
+}
diff --git a/lsp-server/test/test_ast/test.cppm b/lsp-server/test/test_ast/test.cppm
index cef4347..5079ca5 100644
--- a/lsp-server/test/test_ast/test.cppm
+++ b/lsp-server/test/test_ast/test.cppm
@@ -120,7 +120,7 @@ void PrintUsage(const char* program_name)
     std::cout << "  " << program_name << " test.tsf -s -n  # Show source without colors\n";
 }
 
-int main(int argc, char* argv[])
+export int Run(int argc, char* argv[])
 {
     if (argc < 2)
     {
diff --git a/lsp-server/test/test_lsp_any/CMakeLists.txt b/lsp-server/test/test_lsp_any/CMakeLists.txt
index 23ecb26..25c3211 100644
--- a/lsp-server/test/test_lsp_any/CMakeLists.txt
+++ b/lsp-server/test/test_lsp_any/CMakeLists.txt
@@ -13,6 +13,7 @@ if(UNIX AND NOT APPLE)
 endif()
 
 set(SOURCES
+    main.cc
     test_main.cppm)
 
 add_executable(${PROJECT_NAME} ${SOURCES})
diff --git a/lsp-server/test/test_lsp_any/main.cc b/lsp-server/test/test_lsp_any/main.cc
new file mode 100644
index 0000000..528fb69
--- /dev/null
+++ b/lsp-server/test/test_lsp_any/main.cc
@@ -0,0 +1,6 @@
+import lsp.test.lsp_any.main;
+
+int main()
+{
+    return Run();
+}
diff --git a/lsp-server/test/test_lsp_any/test_main.cppm b/lsp-server/test/test_lsp_any/test_main.cppm
index 9827745..6cbdca7 100644
--- a/lsp-server/test/test_lsp_any/test_main.cppm
+++ b/lsp-server/test/test_lsp_any/test_main.cppm
@@ -10,7 +10,7 @@ import lsp.test.lsp_any.transformer;
 import lsp.test.lsp_any.facade;
 import lsp.test.lsp_any.common;
 
-int main()
+export int Run()
 {
     lsp::test::TestRunner runner;
 
diff --git a/lsp-server/test/test_module/CMakeLists.txt b/lsp-server/test/test_module/CMakeLists.txt
index 6425253..a2bed83 100644
--- a/lsp-server/test/test_module/CMakeLists.txt
+++ b/lsp-server/test/test_module/CMakeLists.txt
@@ -12,7 +12,7 @@ endif()
 
 set(CMAKE_EXPERIMENTAL_CXX_MODULE_DYNDEP 1)
 
-add_executable(test_module main.cppm)
+add_executable(test_module main.cppm main.cc)
 target_sources(
   test_module
   PRIVATE
diff --git a/lsp-server/test/test_module/main.cc b/lsp-server/test/test_module/main.cc
new file mode 100644
index 0000000..cbee99f
--- /dev/null
+++ b/lsp-server/test/test_module/main.cc
@@ -0,0 +1,6 @@
+import lsp.test.module_demo.main;
+
+int main()
+{
+    return Run();
+}
diff --git a/lsp-server/test/test_module/main.cppm b/lsp-server/test/test_module/main.cppm
index 81f2787..994e1fb 100644
--- a/lsp-server/test/test_module/main.cppm
+++ b/lsp-server/test/test_module/main.cppm
@@ -7,7 +7,7 @@ import std;
 import math;
 import math2;
 
-int main()
+export int Run()
 {
     std::cout << "hello std module\n";
     std::vector<int> v{ 1, 2, 3 };
diff --git a/lsp-server/test/test_scheduler/CMakeLists.txt b/lsp-server/test/test_scheduler/CMakeLists.txt
index 5dbcf3b..7bbd185 100644
--- a/lsp-server/test/test_scheduler/CMakeLists.txt
+++ b/lsp-server/test/test_scheduler/CMakeLists.txt
@@ -15,6 +15,7 @@ if(UNIX AND NOT APPLE)
 endif()
 
 set(SOURCES
+    main.cc
     test_async_executor.cppm)
 
 add_executable(${PROJECT_NAME} ${SOURCES})
diff --git a/lsp-server/test/test_scheduler/main.cc b/lsp-server/test/test_scheduler/main.cc
new file mode 100644
index 0000000..cda47a5
--- /dev/null
+++ b/lsp-server/test/test_scheduler/main.cc
@@ -0,0 +1,6 @@
+import lsp.test.scheduler.async_executor;
+
+int main()
+{
+    return Run();
+}
diff --git a/lsp-server/test/test_scheduler/test_async_executor.cppm b/lsp-server/test/test_scheduler/test_async_executor.cppm
index d8907ac..da61ba1 100644
--- a/lsp-server/test/test_scheduler/test_async_executor.cppm
+++ b/lsp-server/test/test_scheduler/test_async_executor.cppm
@@ -55,7 +55,7 @@ namespace
     };
 }
 
-int main()
+export int Run()
 {
     SchedulerTestSuite suite;
 
diff --git a/lsp-server/test/test_semantic/CMakeLists.txt b/lsp-server/test/test_semantic/CMakeLists.txt
index dd31704..ac6cf80 100644
--- a/lsp-server/test/test_semantic/CMakeLists.txt
+++ b/lsp-server/test/test_semantic/CMakeLists.txt
@@ -17,9 +17,9 @@ endif()
 set(CMAKE_EXPERIMENTAL_CXX_MODULE_DYNDEP 1)
 
 set(SOURCES
+    main.cc
     test_semantic.cppm
     ../../src/utils/string.cppm
-    ../../src/utils/string.cpp
     ../../src/language/symbol/internal/builder.cppm
     ../../src/language/symbol/internal/store.cppm
     ../../src/language/symbol/internal/table.cppm
diff --git a/lsp-server/test/test_semantic/main.cc b/lsp-server/test/test_semantic/main.cc
new file mode 100644
index 0000000..1feb846
--- /dev/null
+++ b/lsp-server/test/test_semantic/main.cc
@@ -0,0 +1,6 @@
+import lsp.test.semantic.main;
+
+int main(int argc, char** argv)
+{
+    return Run(argc, argv);
+}
diff --git a/lsp-server/test/test_semantic/test_semantic.cppm b/lsp-server/test/test_semantic/test_semantic.cppm
index 42d24a0..739cbb4 100644
--- a/lsp-server/test/test_semantic/test_semantic.cppm
+++ b/lsp-server/test/test_semantic/test_semantic.cppm
@@ -436,7 +436,7 @@ namespace
     }
 }
 
-int main(int argc, char** argv)
+export int Run(int argc, char** argv)
 {
     try
     {
diff --git a/lsp-server/test/test_symbol/CMakeLists.txt b/lsp-server/test/test_symbol/CMakeLists.txt
index bdb9de9..26b04b6 100644
--- a/lsp-server/test/test_symbol/CMakeLists.txt
+++ b/lsp-server/test/test_symbol/CMakeLists.txt
@@ -18,9 +18,9 @@ endif()
 set(CMAKE_EXPERIMENTAL_CXX_MODULE_DYNDEP 1)
 
 set(SOURCES
+    main.cc
     test.cppm
     ../../src/utils/string.cppm
-    ../../src/utils/string.cpp
     ../../src/language/symbol/internal/builder.cppm
     ../../src/language/symbol/internal/store.cppm
     ../../src/language/symbol/internal/table.cppm
diff --git a/lsp-server/test/test_symbol/main.cc b/lsp-server/test/test_symbol/main.cc
new file mode 100644
index 0000000..7bab46e
--- /dev/null
+++ b/lsp-server/test/test_symbol/main.cc
@@ -0,0 +1,6 @@
+import lsp.test.symbol.main;
+
+int main(int argc, char* argv[])
+{
+    return Run(argc, argv);
+}
diff --git a/lsp-server/test/test_symbol/test.cppm b/lsp-server/test/test_symbol/test.cppm
index 20131dd..a0a6a25 100644
--- a/lsp-server/test/test_symbol/test.cppm
+++ b/lsp-server/test/test_symbol/test.cppm
@@ -1050,7 +1050,7 @@ void AnalyzeFile(const Options& options)
 
 // ==================== 主程序 ====================
 
-int main(int argc, char* argv[])
+export int Run(int argc, char* argv[])
 {
     Options options;