[clang-tools-extra] [clangd] Let DefineOutline tweak handle member functions (PR #95235)

[Julian Schmidt via cfe-commits]

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@@ -128,7 +128,27 @@ getFunctionSourceAfterReplacements(const FunctionDecl *FD,
       SM.getBufferData(SM.getMainFileID()), Replacements);
   if (!QualifiedFunc)
     return QualifiedFunc.takeError();
-  return QualifiedFunc->substr(FuncBegin, FuncEnd - FuncBegin + 1);
+
+  std::string TemplatePrefix;
+  if (auto *MD = llvm::dyn_cast<CXXMethodDecl>(FD)) {
+    for (const CXXRecordDecl *Parent = MD->getParent(); Parent;
+         Parent =
+             llvm::dyn_cast_or_null<const CXXRecordDecl>(Parent->getParent())) {
+      if (auto Params = Parent->getDescribedTemplateParams()) {
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5chmidti wrote:

Please explicitly write the type here

https://github.com/llvm/llvm-project/pull/95235