[clang-tools-extra] [clangd] [C++20] [Modules] Introduce initial support for C++20 Modules (PR #66462)

[Chuanqi Xu via cfe-commits]

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@@ -45,6 +45,10 @@ class GlobalCompilationDatabase {
     return std::nullopt;
   }
 
+  virtual std::vector<std::string> getAllFilesInProjectOf(PathRef File) const {
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ChuanqiXu9 wrote:

Done by adding ProjectModules class in ProjectModules.cpp file.

https://github.com/llvm/llvm-project/pull/66462