================
@@ -0,0 +1,197 @@
+//===----------------------------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM
Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "ConstantOperandOrderCheck.h"
+#include "clang/AST/Decl.h"
+#include "clang/AST/Expr.h"
+#include "clang/AST/OperationKinds.h"
+#include "clang/ASTMatchers/ASTMatchFinder.h"
+#include "clang/Lex/Lexer.h"
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringExtras.h"
+
+using namespace clang::ast_matchers;
+
+namespace clang::tidy::readability {
+
+/// Out-of-line ctor so vtable is emitted.
+ConstantOperandOrderCheck::ConstantOperandOrderCheck(StringRef Name,
+ ClangTidyContext *Context)
+ : ClangTidyCheck(Name, Context) {
+ // Read options (StringRef -> std::string).
+ PreferredSide = Options.get(PreferredSideOption, "Right").str();
+
+ // Parse BinaryOperators option (comma-separated).
+ std::string OpsCSV =
+ Options.get(BinaryOperatorsOption, "==,!=,<,<=,>,>=").str();
+
+ llvm::SmallVector<llvm::StringRef, 8> Tokens;
+ llvm::StringRef(OpsCSV).split(Tokens, ',');
+ Operators.clear();
+ for (auto Tok : Tokens) {
+ llvm::StringRef Trim = Tok.trim();
----------------
EugeneZelenko wrote:
```suggestion
const StringRef Trim = Tok.trim();
```
https://github.com/llvm/llvm-project/pull/167158
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