Adapt clang-tidy checks to changing semantics of hasDeclaration.

Differential Revision: https://reviews.llvm.org/D36154

llvm-svn: 309810
This commit is contained in:
Manuel Klimek 2017-08-02 13:13:11 +00:00
parent 696e505278
commit 7b9c117b82
13 changed files with 99 additions and 77 deletions

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@ -27,8 +27,8 @@ void StringReferenceMemberCheck::registerMatchers(
return;
// Look for const references to std::string or ::string.
auto String = anyOf(recordDecl(hasName("::std::basic_string")),
recordDecl(hasName("::string")));
auto String = anyOf(namedDecl(hasName("::std::string")),
namedDecl(hasName("::string")));
auto ConstString = qualType(isConstQualified(), hasDeclaration(String));
// Ignore members in template instantiations.

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@ -71,11 +71,13 @@ ast_matchers::internal::BindableMatcher<Stmt> makeContainerMatcher(
// For sequences: assign, push_back, resize.
cxxMemberCallExpr(
callee(functionDecl(hasAnyName("assign", "push_back", "resize"))),
on(expr(hasType(recordDecl(isASequence()))))),
on(expr(hasType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(recordDecl(isASequence())))))))),
// For sequences and sets: insert.
cxxMemberCallExpr(
callee(functionDecl(hasName("insert"))),
on(expr(hasType(recordDecl(anyOf(isASequence(), isASet())))))),
cxxMemberCallExpr(callee(functionDecl(hasName("insert"))),
on(expr(hasType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(recordDecl(
anyOf(isASequence(), isASet()))))))))),
// For maps: operator[].
cxxOperatorCallExpr(callee(cxxMethodDecl(ofClass(isAMap()))),
hasOverloadedOperatorName("[]"))));
@ -103,7 +105,8 @@ void DanglingHandleCheck::registerMatchersForVariables(MatchFinder *Finder) {
// Find 'Handle foo(ReturnsAValue());'
Finder->addMatcher(
varDecl(hasType(cxxRecordDecl(IsAHandle)),
varDecl(hasType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(cxxRecordDecl(IsAHandle))))),
hasInitializer(
exprWithCleanups(has(ignoringParenImpCasts(ConvertedHandle)))
.bind("bad_stmt"))),
@ -112,7 +115,9 @@ void DanglingHandleCheck::registerMatchersForVariables(MatchFinder *Finder) {
// Find 'Handle foo = ReturnsAValue();'
Finder->addMatcher(
varDecl(
hasType(cxxRecordDecl(IsAHandle)), unless(parmVarDecl()),
hasType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(cxxRecordDecl(IsAHandle))))),
unless(parmVarDecl()),
hasInitializer(exprWithCleanups(has(ignoringParenImpCasts(handleFrom(
IsAHandle, ConvertedHandle))))
.bind("bad_stmt"))),
@ -139,13 +144,15 @@ void DanglingHandleCheck::registerMatchersForReturn(MatchFinder *Finder) {
// We have to match both.
has(ignoringImplicit(handleFrom(
IsAHandle,
handleFrom(IsAHandle, declRefExpr(to(varDecl(
// Is function scope ...
hasAutomaticStorageDuration(),
// ... and it is a local array or Value.
anyOf(hasType(arrayType()),
hasType(recordDecl(
unless(IsAHandle))))))))))),
handleFrom(IsAHandle,
declRefExpr(to(varDecl(
// Is function scope ...
hasAutomaticStorageDuration(),
// ... and it is a local array or Value.
anyOf(hasType(arrayType()),
hasType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(recordDecl(
unless(IsAHandle)))))))))))))),
// Temporary fix for false positives inside lambdas.
unless(hasAncestor(lambdaExpr())))
.bind("bad_stmt"),

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@ -39,7 +39,8 @@ void InaccurateEraseCheck::registerMatchers(MatchFinder *Finder) {
anything())))
.bind("alg");
const auto DeclInStd = decl(isInStdNamespace());
const auto DeclInStd = type(hasUnqualifiedDesugaredType(
tagType(hasDeclaration(decl(isInStdNamespace())))));
Finder->addMatcher(
cxxMemberCallExpr(
on(anyOf(hasType(DeclInStd), hasType(pointsTo(DeclInStd)))),

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@ -271,15 +271,17 @@ void UseAfterMoveFinder::getReinits(
auto DeclRefMatcher =
declRefExpr(hasDeclaration(equalsNode(MovedVariable))).bind("declref");
auto StandardContainerTypeMatcher = hasType(cxxRecordDecl(
hasAnyName("::std::basic_string", "::std::vector", "::std::deque",
"::std::forward_list", "::std::list", "::std::set",
"::std::map", "::std::multiset", "::std::multimap",
"::std::unordered_set", "::std::unordered_map",
"::std::unordered_multiset", "::std::unordered_multimap")));
auto StandardContainerTypeMatcher = hasType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(cxxRecordDecl(hasAnyName(
"::std::basic_string", "::std::vector", "::std::deque",
"::std::forward_list", "::std::list", "::std::set", "::std::map",
"::std::multiset", "::std::multimap", "::std::unordered_set",
"::std::unordered_map", "::std::unordered_multiset",
"::std::unordered_multimap"))))));
auto StandardSmartPointerTypeMatcher = hasType(cxxRecordDecl(
hasAnyName("::std::unique_ptr", "::std::shared_ptr", "::std::weak_ptr")));
auto StandardSmartPointerTypeMatcher = hasType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(cxxRecordDecl(hasAnyName(
"::std::unique_ptr", "::std::shared_ptr", "::std::weak_ptr"))))));
// Matches different types of reinitialization.
auto ReinitMatcher =

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@ -161,17 +161,18 @@ StatementMatcher makeIteratorLoopMatcher() {
// overloaded operator*(). If the operator*() returns by value instead of by
// reference then the return type is tagged with DerefByValueResultName.
internal::Matcher<VarDecl> TestDerefReturnsByValue =
hasType(cxxRecordDecl(hasMethod(allOf(
hasOverloadedOperatorName("*"),
anyOf(
// Tag the return type if it's by value.
returns(qualType(unless(hasCanonicalType(referenceType())))
.bind(DerefByValueResultName)),
returns(
// Skip loops where the iterator's operator* returns an
// rvalue reference. This is just weird.
qualType(unless(hasCanonicalType(rValueReferenceType())))
.bind(DerefByRefResultName)))))));
hasType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(cxxRecordDecl(hasMethod(allOf(
hasOverloadedOperatorName("*"),
anyOf(
// Tag the return type if it's by value.
returns(qualType(unless(hasCanonicalType(referenceType())))
.bind(DerefByValueResultName)),
returns(
// Skip loops where the iterator's operator* returns an
// rvalue reference. This is just weird.
qualType(unless(hasCanonicalType(rValueReferenceType())))
.bind(DerefByRefResultName))))))))));
return forStmt(
unless(isInTemplateInstantiation()),
@ -242,16 +243,17 @@ StatementMatcher makePseudoArrayLoopMatcher() {
// functions called begin() and end() taking the container as an argument
// are also allowed.
TypeMatcher RecordWithBeginEnd = qualType(anyOf(
qualType(isConstQualified(),
hasDeclaration(cxxRecordDecl(
hasMethod(cxxMethodDecl(hasName("begin"), isConst())),
hasMethod(cxxMethodDecl(hasName("end"),
isConst())))) // hasDeclaration
), // qualType
qualType(
unless(isConstQualified()),
hasDeclaration(cxxRecordDecl(hasMethod(hasName("begin")),
hasMethod(hasName("end"))))) // qualType
isConstQualified(),
hasUnqualifiedDesugaredType(recordType(hasDeclaration(cxxRecordDecl(
hasMethod(cxxMethodDecl(hasName("begin"), isConst())),
hasMethod(cxxMethodDecl(hasName("end"),
isConst())))) // hasDeclaration
))), // qualType
qualType(unless(isConstQualified()),
hasUnqualifiedDesugaredType(recordType(hasDeclaration(
cxxRecordDecl(hasMethod(hasName("begin")),
hasMethod(hasName("end"))))))) // qualType
));
StatementMatcher SizeCallMatcher = cxxMemberCallExpr(

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@ -20,10 +20,11 @@ MakeSharedCheck::MakeSharedCheck(StringRef Name, ClangTidyContext *Context)
MakeSharedCheck::SmartPtrTypeMatcher
MakeSharedCheck::getSmartPointerTypeMatcher() const {
return qualType(hasDeclaration(classTemplateSpecializationDecl(
hasName("::std::shared_ptr"), templateArgumentCountIs(1),
hasTemplateArgument(
0, templateArgument(refersToType(qualType().bind(PointerType)))))));
return qualType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(classTemplateSpecializationDecl(
hasName("::std::shared_ptr"), templateArgumentCountIs(1),
hasTemplateArgument(0, templateArgument(refersToType(
qualType().bind(PointerType)))))))));
}
} // namespace modernize

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@ -21,18 +21,19 @@ MakeUniqueCheck::MakeUniqueCheck(StringRef Name,
MakeUniqueCheck::SmartPtrTypeMatcher
MakeUniqueCheck::getSmartPointerTypeMatcher() const {
return qualType(hasDeclaration(classTemplateSpecializationDecl(
hasName("::std::unique_ptr"), templateArgumentCountIs(2),
hasTemplateArgument(
0, templateArgument(refersToType(qualType().bind(PointerType)))),
hasTemplateArgument(
1,
templateArgument(refersToType(
qualType(hasDeclaration(classTemplateSpecializationDecl(
hasName("::std::default_delete"), templateArgumentCountIs(1),
hasTemplateArgument(
0, templateArgument(refersToType(
qualType(equalsBoundNode(PointerType))))))))))))));
return qualType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(classTemplateSpecializationDecl(
hasName("::std::unique_ptr"), templateArgumentCountIs(2),
hasTemplateArgument(
0, templateArgument(refersToType(qualType().bind(PointerType)))),
hasTemplateArgument(
1, templateArgument(refersToType(
qualType(hasDeclaration(classTemplateSpecializationDecl(
hasName("::std::default_delete"),
templateArgumentCountIs(1),
hasTemplateArgument(
0, templateArgument(refersToType(qualType(
equalsBoundNode(PointerType))))))))))))))));
}
} // namespace modernize

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@ -74,9 +74,11 @@ void FasterStringFindCheck::registerMatchers(MatchFinder *Finder) {
callee(functionDecl(StringFindFunctions).bind("func")),
anyOf(argumentCountIs(1), argumentCountIs(2)),
hasArgument(0, SingleChar),
on(expr(hasType(recordDecl(hasAnyName(SmallVector<StringRef, 4>(
StringLikeClasses.begin(), StringLikeClasses.end())))),
unless(hasSubstitutedType())))),
on(expr(
hasType(hasUnqualifiedDesugaredType(recordType(hasDeclaration(
recordDecl(hasAnyName(SmallVector<StringRef, 4>(
StringLikeClasses.begin(), StringLikeClasses.end()))))))),
unless(hasSubstitutedType())))),
this);
}

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@ -33,7 +33,8 @@ void InefficientStringConcatenationCheck::registerMatchers(
return;
const auto BasicStringType =
hasType(cxxRecordDecl(hasName("::std::basic_string")));
hasType(qualType(hasUnqualifiedDesugaredType(recordType(
hasDeclaration(cxxRecordDecl(hasName("::std::basic_string")))))));
const auto BasicStringPlusOperator = cxxOperatorCallExpr(
hasOverloadedOperatorName("+"),

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@ -32,16 +32,18 @@ void ContainerSizeEmptyCheck::registerMatchers(MatchFinder *Finder) {
if (!getLangOpts().CPlusPlus)
return;
const auto ValidContainer = cxxRecordDecl(isSameOrDerivedFrom(
namedDecl(
has(cxxMethodDecl(
isConst(), parameterCountIs(0), isPublic(), hasName("size"),
returns(qualType(isInteger(), unless(booleanType()))))
.bind("size")),
has(cxxMethodDecl(isConst(), parameterCountIs(0), isPublic(),
hasName("empty"), returns(booleanType()))
.bind("empty")))
.bind("container")));
const auto ValidContainer = qualType(hasUnqualifiedDesugaredType(
recordType(hasDeclaration(cxxRecordDecl(isSameOrDerivedFrom(
namedDecl(
has(cxxMethodDecl(
isConst(), parameterCountIs(0), isPublic(),
hasName("size"),
returns(qualType(isInteger(), unless(booleanType()))))
.bind("size")),
has(cxxMethodDecl(isConst(), parameterCountIs(0), isPublic(),
hasName("empty"), returns(booleanType()))
.bind("empty")))
.bind("container")))))));
const auto WrongUse = anyOf(
hasParent(binaryOperator(

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@ -77,7 +77,8 @@ void RedundantStringCStrCheck::registerMatchers(
return;
// Match expressions of type 'string' or 'string*'.
const auto StringDecl = cxxRecordDecl(hasName("::std::basic_string"));
const auto StringDecl = type(hasUnqualifiedDesugaredType(recordType(
hasDeclaration(cxxRecordDecl(hasName("::std::basic_string"))))));
const auto StringExpr =
expr(anyOf(hasType(StringDecl), hasType(qualType(pointsTo(StringDecl)))));

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@ -47,7 +47,8 @@ void RedundantStringInitCheck::registerMatchers(MatchFinder *Finder) {
// string bar("");
Finder->addMatcher(
namedDecl(
varDecl(hasType(cxxRecordDecl(hasName("basic_string"))),
varDecl(hasType(hasUnqualifiedDesugaredType(recordType(
hasDeclaration(cxxRecordDecl(hasName("basic_string")))))),
hasInitializer(expr(ignoringImplicit(anyOf(
EmptyStringCtorExpr,
EmptyStringCtorExprWithTemporaries)))

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@ -230,7 +230,8 @@ void FindAllSymbols::registerMatchers(MatchFinder *MatchFinder) {
MatchFinder->addMatcher(
typeLoc(isExpansionInMainFile(),
loc(templateSpecializationType(hasDeclaration(
classTemplateDecl(has(CXXRecords.bind("use"))))))),
classTemplateSpecializationDecl(hasSpecializedTemplate(
classTemplateDecl(has(CXXRecords.bind("use"))))))))),
this);
}