Fixing one error

Author: chomosuke

clang-tools-extra/clangd/ClangdServer.cpp

@@ -44,6 +44,7 @@
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/Support/Error.h"
+#include "llvm/Support/Format.h"
 #include "llvm/Support/Path.h"
 #include "llvm/Support/raw_ostream.h"
 #include <algorithm>
@@ -672,6 +673,21 @@ tryConvertToRename(const Diag *Diag, const Fix &Fix) {
   return std::nullopt;
 }
 
+// Add NOLINT insert as code actions
+std::optional<Fix> tryAddClangTidySuppression(const Diag *Diag) {
+  if (Diag->Source == Diag::ClangTidy) {
+    Fix F;
+    F.Message = llvm::formatv("ignore [{0}] for this line", Diag->Name);
+    TextEdit &E = F.Edits.emplace_back();
+    E.newText = llvm::formatv("// NOLINTNEXTLINE({0})\n", Diag->Name);
+    Position InsertPos = Diag->Range.start;
+    InsertPos.character = 0;
+    E.range = {InsertPos, InsertPos};
+    return F;
+  }
+  return std::nullopt;
+}
+
 } // namespace
 
 void ClangdServer::codeAction(const CodeActionInputs &Params,
@@ -701,14 +717,19 @@ void ClangdServer::codeAction(const CodeActionInputs &Params,
         return nullptr;
       };
       for (const auto &DiagRef : Params.Diagnostics) {
-        if (const auto *Diag = FindMatchedDiag(DiagRef))
+        if (const auto *Diag = FindMatchedDiag(DiagRef)) {
           for (const auto &Fix : Diag->Fixes) {
             if (auto Rename = tryConvertToRename(Diag, Fix)) {
               Result.Renames.emplace_back(std::move(*Rename));
             } else {
               Result.QuickFixes.push_back({DiagRef, Fix});
             }
           }
+
+          if (auto Fix = tryAddClangTidySuppression(Diag)) {
+            Result.QuickFixes.push_back({DiagRef, std::move(*Fix)});
+          }
+        }
       }
     }