[PATCH] D92928: [analyzer] Highlight arrows for currently selected event

[Valeriy Savchenko via Phabricator via cfe-commits]

vsavchenko created this revision.
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In some cases, when the execution path of the diagnostic
goes back and forth, arrows can overlap and create a mess.
Dimming arrows that are not relevant at the moment, solves this issue.
They are still visible, but don't draw too much attention.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D92928

Files:
  clang/lib/Rewrite/HTMLRewrite.cpp
  clang/lib/StaticAnalyzer/Core/HTMLDiagnostics.cpp
  clang/test/Analysis/html_diagnostics/control-arrows.cpp

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