[clang-tools-extra] Enforce SL.con.3: Add check to replace operator[] with at() [Cont.] (PR #95220)

[Piotr Zegar via cfe-commits]

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In-Reply-To: <llvm.org/llvm/llvm-project/pull/95220 at github.com>


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@@ -0,0 +1,40 @@
+//===--- ProBoundsAvoidUncheckedContainerAccesses.h - clang-tidy *- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_PRO_BOUNDS_AVOID_UNCHECKED_CONTAINER_ACCESSES_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_PRO_BOUNDS_AVOID_UNCHECKED_CONTAINER_ACCESSES_H
+
+#include "../ClangTidyCheck.h"
+
+namespace clang::tidy::cppcoreguidelines {
+
+/// Enforce CPP core guidelines SL.con.3
+///
+/// See
+/// https://isocpp.github.io/CppCoreGuidelines/CppCoreGuidelines#slcon3-avoid-bounds-errors
+/// For the user-facing documentation see:
+/// http://clang.llvm.org/extra/clang-tidy/checks/cppcoreguidelines/pro-bounds-avoid-unchecked-container-accesses.html
+class ProBoundsAvoidUncheckedContainerAccesses : public ClangTidyCheck {
+public:
+  ProBoundsAvoidUncheckedContainerAccesses(StringRef Name,
+                                           ClangTidyContext *Context);
+  bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
+    return LangOpts.CPlusPlus;
+  }
+  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+  void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
+
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PiotrZSL wrote:

exclude implicit code via TK_IgnoreUnlessSpelledInSource here, like other checks.

https://github.com/llvm/llvm-project/pull/95220