[PATCH] D85426: [clangd] Implement FileFilter for the indexer

[Kirill Bobyrev via Phabricator via cfe-commits]

kbobyrev updated this revision to Diff 290256.
kbobyrev added a comment.

"Fail" early.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D85426/new/

https://reviews.llvm.org/D85426

Files:
  clang-tools-extra/clangd/index/SymbolCollector.cpp


Index: clang-tools-extra/clangd/index/SymbolCollector.cpp
===================================================================
--- clang-tools-extra/clangd/index/SymbolCollector.cpp
+++ clang-tools-extra/clangd/index/SymbolCollector.cpp
@@ -256,6 +256,9 @@
   assert(ASTCtx && PP.get() && "ASTContext and Preprocessor must be set.");
   assert(CompletionAllocator && CompletionTUInfo);
   assert(ASTNode.OrigD);
+  auto &SM = ASTCtx->getSourceManager();
+  if (!shouldIndexFile(SM.getFileID(Loc)))
+    return true;
   // Indexing API puts canonical decl into D, which might not have a valid
   // source location for implicit/built-in decls. Fallback to original decl in
   // such cases.
@@ -298,7 +301,6 @@
 
   // Mark D as referenced if this is a reference coming from the main file.
   // D may not be an interesting symbol, but it's cheaper to check at the end.
-  auto &SM = ASTCtx->getSourceManager();
   if (Opts.CountReferences &&
       (Roles & static_cast<unsigned>(index::SymbolRole::Reference)) &&
       SM.getFileID(SM.getSpellingLoc(Loc)) == SM.getMainFileID())
@@ -405,6 +407,9 @@
     return true;
 
   const auto &SM = PP->getSourceManager();
+  if (!shouldIndexFile(SM.getFileID(Loc)))
+    return true;
+
   auto DefLoc = MI->getDefinitionLoc();
   // Also avoid storing predefined macros like __DBL_MIN__.
   if (SM.isWrittenInBuiltinFile(DefLoc))


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