clang::tidy::performance::ExpensiveValueOrCheck Class Reference

Warns when 'value_or' is called on an optional type whose underlying type is expensive to copy (not trivially copyable, or larger than a threshold). More...

#include <ExpensiveValueOrCheck.h>

Inheritance diagram for clang::tidy::performance::ExpensiveValueOrCheck:

Public Member Functions
	ExpensiveValueOrCheck (StringRef Name, ClangTidyContext *Context)
bool	isLanguageVersionSupported (const LangOptions &LangOpts) const override
void	registerMatchers (ast_matchers::MatchFinder *Finder) override
void	check (const ast_matchers::MatchFinder::MatchResult &Result) override
void	storeOptions (ClangTidyOptions::OptionMap &Opts) override

Detailed Description

Warns when 'value_or' is called on an optional type whose underlying type is expensive to copy (not trivially copyable, or larger than a threshold).

For the user-facing documentation see: https://clang.llvm.org/extra/clang-tidy/checks/performance/expensive-value-or.html

Definition at line 22 of file ExpensiveValueOrCheck.h.

Constructor & Destructor Documentation

ExpensiveValueOrCheck()

clang::tidy::performance::ExpensiveValueOrCheck::ExpensiveValueOrCheck	(	StringRef	Name,
		ClangTidyContext *	Context )

Definition at line 96 of file ExpensiveValueOrCheck.cpp.

Member Function Documentation

check()

void clang::tidy::performance::ExpensiveValueOrCheck::check ( const ast_matchers::MatchFinder::MatchResult & Result )

override

Definition at line 150 of file ExpensiveValueOrCheck.cpp.

References clang::tidy::performance::buildFixIt(), clang::tidy::performance::buildSuggestion(), and Fix().

isLanguageVersionSupported()

bool clang::tidy::performance::ExpensiveValueOrCheck::isLanguageVersionSupported ( const LangOptions & LangOpts ) const

inlineoverride

Definition at line 25 of file ExpensiveValueOrCheck.h.

registerMatchers()

void clang::tidy::performance::ExpensiveValueOrCheck::registerMatchers ( ast_matchers::MatchFinder * Finder )

override

Definition at line 112 of file ExpensiveValueOrCheck.cpp.

References clang::tidy::matchers::matchesAnyListedRegexName().

storeOptions()

void clang::tidy::performance::ExpensiveValueOrCheck::storeOptions ( ClangTidyOptions::OptionMap & Opts )

override

Definition at line 105 of file ExpensiveValueOrCheck.cpp.

References clang::tidy::utils::options::serializeStringList().

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The documentation for this class was generated from the following files:

• ExpensiveValueOrCheck.h
• ExpensiveValueOrCheck.cpp