================
@@ -0,0 +1,47 @@
+//===----------------------------------------------------------------------===//
+//
+// 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_MODERNIZE_USESTRINGVIEWCHECK_H
+#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USESTRINGVIEWCHECK_H
+
+#include "../ClangTidyCheck.h"
+#include "../utils/OptionsUtils.h"
+
+namespace clang::tidy::modernize {
+
+/// Looks for functions returning `std::[w|u8|u16|u32]string` and suggests to
+/// change it to `std::[...]string_view` if possible and profitable.
+///
+/// For the user-facing documentation see:
+/// 
https://clang.llvm.org/extra/clang-tidy/checks/modernize/use-string-view.html
+class UseStringViewCheck : public ClangTidyCheck {
+public:
+  UseStringViewCheck(StringRef Name, ClangTidyContext *Context)
+      : ClangTidyCheck(Name, Context),
+        IgnoredFunctions(utils::options::parseStringList(Options.get(
+            "IgnoredFunctions", "toString$;ToString$;to_string$;to_s$"))) {}
+  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
+  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
+  bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
+    return LangOpts.CPlusPlus17;
+  }
+  std::optional<TraversalKind> getCheckTraversalKind() const override {
+    return TK_IgnoreUnlessSpelledInSource;
+  }
+  void storeOptions(ClangTidyOptions::OptionMap &Opts) override {
+    Options.store(Opts, "IgnoredFunctions",
+                  utils::options::serializeStringList(IgnoredFunctions));
+  }
----------------
vbvictor wrote:

Please write in .cpp

https://github.com/llvm/llvm-project/pull/172170
_______________________________________________
cfe-commits mailing list
[email protected]
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

Reply via email to