clang-tools  14.0.0git
ImplicitBoolConversionCheck.h
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1 //===--- ImplicitBoolConversionCheck.h - clang-tidy--------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_IMPLICIT_BOOL_CONVERSION_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_IMPLICIT_BOOL_CONVERSION_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang {
15 namespace tidy {
16 namespace readability {
17 
18 /// Checks for use of implicit bool conversions in expressions.
19 ///
20 /// For the user-facing documentation see:
21 /// http://clang.llvm.org/extra/clang-tidy/checks/readability-implicit-bool-conversion.html
23 public:
25  bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
26  return LangOpts.Bool;
27  }
28  void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
29  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
30  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
31 
32 private:
33  void handleCastToBool(const ImplicitCastExpr *CastExpression,
34  const Stmt *ParentStatement, ASTContext &Context);
35  void handleCastFromBool(const ImplicitCastExpr *CastExpression,
36  const ImplicitCastExpr *FurtherImplicitCastExpression,
37  ASTContext &Context);
38 
39  const bool AllowIntegerConditions;
40  const bool AllowPointerConditions;
41 };
42 
43 } // namespace readability
44 } // namespace tidy
45 } // namespace clang
46 
47 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_IMPLICIT_BOOL_CONVERSION_H
clang::tidy::ClangTidyOptions::OptionMap
llvm::StringMap< ClangTidyValue > OptionMap
Definition: ClangTidyOptions.h:115
clang::tidy::readability::ImplicitBoolConversionCheck::ImplicitBoolConversionCheck
ImplicitBoolConversionCheck(StringRef Name, ClangTidyContext *Context)
Definition: ImplicitBoolConversionCheck.cpp:250
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition: ClangTidyCheck.h:54
clang::tidy::readability::ImplicitBoolConversionCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition: ImplicitBoolConversionCheck.cpp:333
clang::tidy::readability::ImplicitBoolConversionCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Definition: ImplicitBoolConversionCheck.cpp:262
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition: ClangTidyDiagnosticConsumer.h:72
Name
static constexpr llvm::StringLiteral Name
Definition: UppercaseLiteralSuffixCheck.cpp:28
clang::tidy::readability::ImplicitBoolConversionCheck::isLanguageVersionSupported
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override
Override this to disable registering matchers and PP callbacks if an invalid language version is bein...
Definition: ImplicitBoolConversionCheck.h:25
clang
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
Definition: ApplyReplacements.h:27
clang::tidy::readability::ImplicitBoolConversionCheck::storeOptions
void storeOptions(ClangTidyOptions::OptionMap &Opts) override
Should store all options supported by this check with their current values or default values for opti...
Definition: ImplicitBoolConversionCheck.cpp:256
clang::tidy::readability::ImplicitBoolConversionCheck
Checks for use of implicit bool conversions in expressions.
Definition: ImplicitBoolConversionCheck.h:22