[PATCH] D64475: [clangd] Duplicate lines of semantic highlightings sent removed.

[Johan Vikström via Phabricator via cfe-commits]

jvikstrom created this revision.
jvikstrom added reviewers: hokein, sammccall, ilya-biryukov.
Herald added subscribers: cfe-commits, kadircet, arphaman, mgrang, jkorous, MaskRay.
Herald added a project: clang.

Added a class for diffing highlightings and removing duplicate lines. Integrated into the highlighting generation flow. Only works correctly if all tokens are on a single line. Also returns empty lines if the IDE should remove previous highlightings on a line.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D64475

Files:
  clang-tools-extra/clangd/ClangdServer.cpp
  clang-tools-extra/clangd/SemanticHighlighting.cpp
  clang-tools-extra/clangd/SemanticHighlighting.h
  clang-tools-extra/clangd/test/semantic-highlighting.test
  clang-tools-extra/clangd/unittests/SemanticHighlightingTests.cpp

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