clang-tools
6.0.0
llvm.src
tools
clang
tools
extra
clang-tidy
misc
ThrowByValueCatchByReferenceCheck.h
Go to the documentation of this file.
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//===--- ThrowByValueCatchByReferenceCheck.h - clang-tidy--------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_THROW_BY_VALUE_CATCH_BY_REFERENCE_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_THROW_BY_VALUE_CATCH_BY_REFERENCE_H
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#include "../ClangTidy.h"
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namespace
clang
{
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namespace
tidy {
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namespace
misc {
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///\brief checks for locations that do not throw by value
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// or catch by reference.
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// The check is C++ only. It checks that all throw locations
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// throw by value and not by pointer. Additionally it
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// contains an option ("CheckThrowTemporaries", default value "true") that
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// checks that thrown objects are anonymous temporaries. It is also
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// acceptable for this check to throw string literals.
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// This test checks that exceptions are caught by reference
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// and not by value or pointer. It will not warn when catching
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// pointer to char, wchar_t, char16_t or char32_t. This is
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// due to not warning on throwing string literals.
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class
ThrowByValueCatchByReferenceCheck
:
public
ClangTidyCheck
{
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public
:
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ThrowByValueCatchByReferenceCheck
(StringRef
Name
,
ClangTidyContext
*Context);
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void
storeOptions
(
ClangTidyOptions::OptionMap
&Opts)
override
;
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void
registerMatchers
(ast_matchers::MatchFinder *Finder)
override
;
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void
check
(
const
ast_matchers::MatchFinder::MatchResult &Result)
override
;
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private
:
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void
diagnoseThrowLocations(
const
CXXThrowExpr *throwExpr);
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void
diagnoseCatchLocations(
const
CXXCatchStmt *catchStmt,
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ASTContext &context);
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bool
isFunctionParameter(
const
DeclRefExpr *declRefExpr);
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bool
isCatchVariable(
const
DeclRefExpr *declRefExpr);
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bool
isFunctionOrCatchVar(
const
DeclRefExpr *declRefExpr);
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const
bool
CheckAnonymousTemporaries;
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};
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}
// namespace misc
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}
// namespace tidy
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}
// namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_THROW_BY_VALUE_CATCH_BY_REFERENCE_H
Name
StringHandle Name
Definition:
PreprocessorTracker.cpp:525
clang::tidy::misc::ThrowByValueCatchByReferenceCheck
checks for locations that do not throw by value
Definition:
ThrowByValueCatchByReferenceCheck.h:30
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition:
ClangTidy.h:127
clang::tidy::misc::ThrowByValueCatchByReferenceCheck::ThrowByValueCatchByReferenceCheck
ThrowByValueCatchByReferenceCheck(StringRef Name, ClangTidyContext *Context)
Definition:
ThrowByValueCatchByReferenceCheck.cpp:21
clang::tidy::ClangTidyOptions::OptionMap
std::map< std::string, std::string > OptionMap
Definition:
ClangTidyOptions.h:99
clang
Definition:
AndroidTidyModule.cpp:28
clang::tidy::misc::ThrowByValueCatchByReferenceCheck::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:
ThrowByValueCatchByReferenceCheck.cpp:35
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition:
ClangTidyDiagnosticConsumer.h:104
clang::tidy::misc::ThrowByValueCatchByReferenceCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Definition:
ThrowByValueCatchByReferenceCheck.cpp:26
clang::tidy::misc::ThrowByValueCatchByReferenceCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition:
ThrowByValueCatchByReferenceCheck.cpp:40
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