[clang] [clang-tools-extra] [include cleaner] Use tooling::HeaderIncludes for include insertions and deletions (PR #212852)

[via cfe-commits]

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@@ -512,11 +516,86 @@ HeaderIncludes::insert(llvm::StringRef Header, bool IsAngled,
   return tooling::Replacement(FileName, InsertOffset, 0, NewInclude);
 }
 
-tooling::Replacements HeaderIncludes::remove(llvm::StringRef IncludeName,
+HeaderIncludes::HeaderToInsert::HeaderToInsert(StringRef RawOrSpelledHeader,
+                                               IncludeDirective Directive,
+                                               std::optional<bool> IsAngled)
+    : Directive(Directive) {
+  if (RawOrSpelledHeader.starts_with("<")) {
+    Header = RawOrSpelledHeader.trim("<>").str();
+    this->IsAngled = IsAngled.value_or(true);
+  } else if (RawOrSpelledHeader.starts_with("\"")) {
+    Header = RawOrSpelledHeader.trim("\"").str();
+    this->IsAngled = IsAngled.value_or(false);
+  } else {
+    Header = RawOrSpelledHeader.str();
+    this->IsAngled = IsAngled.value_or(false);
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dmaclach wrote:

With the enum it is pretty self documenting. Added documentation as well though.

https://github.com/llvm/llvm-project/pull/212852