[PATCH] D52028: [clangd] Cleanup FuzzyFindRequest filtering limit semantics

[Kirill Bobyrev via Phabricator via cfe-commits]

kbobyrev created this revision.
kbobyrev added reviewers: ioeric, ilya-biryukov, sammccall.
kbobyrev added a project: clang-tools-extra.
Herald added subscribers: kadircet, arphaman, jkorous, MaskRay.

As discussed during https://reviews.llvm.org/D51860 review, it is better to use `llvm::Optional` here as it has clear semantics which reflect intended behavior.


https://reviews.llvm.org/D52028

Files:
  clang-tools-extra/clangd/FindSymbols.cpp
  clang-tools-extra/clangd/index/Index.h
  clang-tools-extra/clangd/index/MemIndex.cpp
  clang-tools-extra/clangd/index/dex/Dex.cpp
  clang-tools-extra/unittests/clangd/DexTests.cpp
  clang-tools-extra/unittests/clangd/IndexTests.cpp

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