Refactors AST matching code to use the new AST matcher names. This patch correlates to r247885 which performs the AST matcher rename in Clang.
git-svn-id: https://llvm.org/svn/llvm-project/clang-tools-extra/trunk@247886 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Родитель
eae921a68c
Коммит
61bf08cac6
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@ -22,8 +22,8 @@ using namespace clang;
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const char *MethodId = "method";
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DeclarationMatcher makeCandidateForOverrideAttrMatcher() {
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return methodDecl(hasParent(recordDecl()),
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return cxxMethodDecl(hasParent(recordDecl()),
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isOverride(),
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unless(destructorDecl())).bind(MethodId);
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unless(cxxDestructorDecl())).bind(MethodId);
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}
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@ -112,10 +112,10 @@ StatementMatcher makeArrayLoopMatcher() {
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/// - If the end iterator variable 'g' is defined, it is the same as 'f'
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StatementMatcher makeIteratorLoopMatcher() {
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StatementMatcher BeginCallMatcher =
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memberCallExpr(
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cxxMemberCallExpr(
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argumentCountIs(0),
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callee(
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methodDecl(hasName("begin"))
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cxxMethodDecl(hasName("begin"))
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)
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).bind(BeginCallName);
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@ -133,8 +133,8 @@ StatementMatcher makeIteratorLoopMatcher() {
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DeclarationMatcher EndDeclMatcher =
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varDecl(hasInitializer(anything())).bind(EndVarName);
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StatementMatcher EndCallMatcher =
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memberCallExpr(argumentCountIs(0), callee(methodDecl(hasName("end"))));
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StatementMatcher EndCallMatcher = cxxMemberCallExpr(
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argumentCountIs(0), callee(cxxMethodDecl(hasName("end"))));
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StatementMatcher IteratorBoundMatcher =
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expr(anyOf(ignoringParenImpCasts(declRefExpr(to(
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@ -148,7 +148,7 @@ StatementMatcher makeIteratorLoopMatcher() {
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expr(ignoringParenImpCasts(declRefExpr(to(
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varDecl().bind(ConditionVarName)))));
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StatementMatcher OverloadedNEQMatcher = operatorCallExpr(
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StatementMatcher OverloadedNEQMatcher = cxxOperatorCallExpr(
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hasOverloadedOperatorName("!="),
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argumentCountIs(2),
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hasArgument(0, IteratorComparisonMatcher),
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@ -159,7 +159,7 @@ StatementMatcher makeIteratorLoopMatcher() {
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// reference then the return type is tagged with DerefByValueResultName.
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internal::Matcher<VarDecl> TestDerefReturnsByValue =
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hasType(
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recordDecl(
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cxxRecordDecl(
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hasMethod(
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allOf(
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hasOverloadedOperatorName("*"),
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@ -218,7 +218,7 @@ StatementMatcher makeIteratorLoopMatcher() {
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))
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)
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),
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operatorCallExpr(
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cxxOperatorCallExpr(
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hasOverloadedOperatorName("++"),
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hasArgument(0,
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declRefExpr(to(
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@ -276,15 +276,15 @@ StatementMatcher makePseudoArrayLoopMatcher() {
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qualType(
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isConstQualified(),
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hasDeclaration(
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recordDecl(
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cxxRecordDecl(
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hasMethod(
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methodDecl(
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cxxMethodDecl(
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hasName("begin"),
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isConst()
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)
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),
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hasMethod(
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methodDecl(
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cxxMethodDecl(
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hasName("end"),
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isConst()
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)
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@ -295,7 +295,7 @@ StatementMatcher makePseudoArrayLoopMatcher() {
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qualType(
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unless(isConstQualified()),
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hasDeclaration(
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recordDecl(
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cxxRecordDecl(
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hasMethod(hasName("begin")),
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hasMethod(hasName("end"))
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)
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@ -304,12 +304,11 @@ StatementMatcher makePseudoArrayLoopMatcher() {
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)
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);
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StatementMatcher SizeCallMatcher =
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memberCallExpr(argumentCountIs(0),
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callee(methodDecl(anyOf(hasName("size"),
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hasName("length")))),
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on(anyOf(hasType(pointsTo(RecordWithBeginEnd)),
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hasType(RecordWithBeginEnd))));
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StatementMatcher SizeCallMatcher = cxxMemberCallExpr(
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argumentCountIs(0),
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callee(cxxMethodDecl(anyOf(hasName("size"), hasName("length")))),
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on(anyOf(hasType(pointsTo(RecordWithBeginEnd)),
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hasType(RecordWithBeginEnd))));
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StatementMatcher EndInitMatcher =
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expr(anyOf(
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@ -59,13 +59,13 @@ static TypeMatcher nonConstValueType() {
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}
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DeclarationMatcher makePassByValueCtorParamMatcher() {
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return constructorDecl(
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forEachConstructorInitializer(ctorInitializer(
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return cxxConstructorDecl(
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forEachConstructorInitializer(cxxCtorInitializer(
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// Clang builds a CXXConstructExpr only when it knowns which
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// constructor will be called. In dependent contexts a ParenListExpr
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// is generated instead of a CXXConstructExpr, filtering out templates
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// automatically for us.
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withInitializer(constructExpr(
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withInitializer(cxxConstructExpr(
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has(declRefExpr(to(
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parmVarDecl(hasType(qualType(
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// match only const-ref or a non-const value
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@ -73,9 +73,9 @@ DeclarationMatcher makePassByValueCtorParamMatcher() {
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// shouldn't be modified.
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anyOf(constRefType(), nonConstValueType()))))
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.bind(PassByValueParamId)))),
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hasDeclaration(constructorDecl(
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hasDeclaration(cxxConstructorDecl(
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isCopyConstructor(), unless(isDeleted()),
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hasDeclContext(recordDecl(isMoveConstructible())))))))
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hasDeclContext(cxxRecordDecl(isMoveConstructible())))))))
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.bind(PassByValueInitializerId)))
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.bind(PassByValueCtorId);
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}
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@ -67,13 +67,13 @@ DeclarationMatcher makeAutoPtrUsingDeclMatcher() {
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StatementMatcher makeTransferOwnershipExprMatcher() {
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StatementMatcher assignOperator =
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operatorCallExpr(allOf(
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cxxOperatorCallExpr(allOf(
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hasOverloadedOperatorName("="),
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callee(methodDecl(ofClass(AutoPtrDecl))),
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callee(cxxMethodDecl(ofClass(AutoPtrDecl))),
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hasArgument(1, MovableArgumentMatcher)));
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StatementMatcher copyCtor =
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constructExpr(allOf(hasType(AutoPtrType),
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cxxConstructExpr(allOf(hasType(AutoPtrType),
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argumentCountIs(1),
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hasArgument(0, MovableArgumentMatcher)));
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@ -258,7 +258,7 @@ StatementMatcher makeDeclWithNewMatcher() {
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unless(has(varDecl(
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anyOf(
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unless(hasInitializer(
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ignoringParenImpCasts(newExpr())
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ignoringParenImpCasts(cxxNewExpr())
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)),
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// FIXME: TypeLoc information is not reliable where CV qualifiers are
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// concerned so these types can't be handled for now.
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@ -23,8 +23,8 @@ void ExplicitConstructorCheck::registerMatchers(MatchFinder *Finder) {
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// Only register the matchers for C++; the functionality currently does not
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// provide any benefit to other languages, despite being benign.
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if (getLangOpts().CPlusPlus)
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Finder->addMatcher(constructorDecl(unless(isInstantiated())).bind("ctor"),
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this);
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Finder->addMatcher(
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cxxConstructorDecl(unless(isInstantiated())).bind("ctor"), this);
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}
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// Looks for the token matching the predicate and returns the range of the found
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@ -27,14 +27,15 @@ OverloadedUnaryAndCheck::registerMatchers(ast_matchers::MatchFinder *Finder) {
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return;
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// Match unary methods that overload operator&.
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Finder->addMatcher(methodDecl(parameterCountIs(0), hasOverloadedOperatorName(
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"&")).bind("overload"),
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this);
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Finder->addMatcher(
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cxxMethodDecl(parameterCountIs(0), hasOverloadedOperatorName("&"))
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.bind("overload"),
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this);
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// Also match freestanding unary operator& overloads. Be careful not to match
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// binary methods.
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Finder->addMatcher(
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functionDecl(
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allOf(unless(methodDecl()),
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allOf(unless(cxxMethodDecl()),
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functionDecl(parameterCountIs(1),
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hasOverloadedOperatorName("&")).bind("overload"))),
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this);
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@ -26,7 +26,7 @@ ArgumentCommentCheck::ArgumentCommentCheck(StringRef Name,
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void ArgumentCommentCheck::registerMatchers(MatchFinder *Finder) {
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Finder->addMatcher(
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callExpr(unless(operatorCallExpr()),
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callExpr(unless(cxxOperatorCallExpr()),
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// NewCallback's arguments relate to the pointed function, don't
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// check them against NewCallback's parameter names.
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// FIXME: Make this configurable.
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@ -34,7 +34,7 @@ void ArgumentCommentCheck::registerMatchers(MatchFinder *Finder) {
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hasName("NewCallback"), hasName("NewPermanentCallback"))))))
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.bind("expr"),
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this);
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Finder->addMatcher(constructExpr().bind("expr"), this);
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Finder->addMatcher(cxxConstructExpr().bind("expr"), this);
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}
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std::vector<std::pair<SourceLocation, StringRef>>
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@ -24,20 +24,21 @@ void AssignOperatorSignatureCheck::registerMatchers(
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if (!getLangOpts().CPlusPlus)
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return;
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const auto HasGoodReturnType = methodDecl(returns(lValueReferenceType(pointee(
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unless(isConstQualified()), hasDeclaration(equalsBoundNode("class"))))));
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const auto HasGoodReturnType = cxxMethodDecl(returns(
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lValueReferenceType(pointee(unless(isConstQualified()),
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hasDeclaration(equalsBoundNode("class"))))));
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const auto IsSelf = qualType(
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anyOf(hasDeclaration(equalsBoundNode("class")),
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referenceType(pointee(hasDeclaration(equalsBoundNode("class"))))));
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const auto IsSelfAssign =
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methodDecl(unless(anyOf(isDeleted(), isPrivate(), isImplicit())),
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hasName("operator="), ofClass(recordDecl().bind("class")),
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hasParameter(0, parmVarDecl(hasType(IsSelf))))
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cxxMethodDecl(unless(anyOf(isDeleted(), isPrivate(), isImplicit())),
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hasName("operator="), ofClass(recordDecl().bind("class")),
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hasParameter(0, parmVarDecl(hasType(IsSelf))))
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.bind("method");
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Finder->addMatcher(
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methodDecl(IsSelfAssign, unless(HasGoodReturnType)).bind("ReturnType"),
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cxxMethodDecl(IsSelfAssign, unless(HasGoodReturnType)).bind("ReturnType"),
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this);
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const auto BadSelf = referenceType(
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@ -45,11 +46,13 @@ void AssignOperatorSignatureCheck::registerMatchers(
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rValueReferenceType(pointee(isConstQualified()))));
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Finder->addMatcher(
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methodDecl(IsSelfAssign, hasParameter(0, parmVarDecl(hasType(BadSelf))))
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cxxMethodDecl(IsSelfAssign,
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hasParameter(0, parmVarDecl(hasType(BadSelf))))
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.bind("ArgumentType"),
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this);
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Finder->addMatcher(methodDecl(IsSelfAssign, isConst()).bind("Const"), this);
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Finder->addMatcher(cxxMethodDecl(IsSelfAssign, isConst()).bind("Const"),
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this);
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}
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@ -63,7 +63,7 @@ void BoolPointerImplicitConversionCheck::check(
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// bool.
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!match(findAll(callExpr(hasAnyArgument(DeclRef))), *If, *Result.Context)
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.empty() ||
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!match(findAll(deleteExpr(has(expr(DeclRef)))), *If, *Result.Context)
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!match(findAll(cxxDeleteExpr(has(expr(DeclRef)))), *If, *Result.Context)
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.empty())
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return;
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@ -25,15 +25,15 @@ void InaccurateEraseCheck::registerMatchers(MatchFinder *Finder) {
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return;
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const auto CheckForEndCall = hasArgument(
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1,
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anyOf(constructExpr(has(memberCallExpr(callee(methodDecl(hasName("end"))))
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.bind("InaccEndCall"))),
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anything()));
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1, anyOf(cxxConstructExpr(
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has(cxxMemberCallExpr(callee(cxxMethodDecl(hasName("end"))))
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.bind("InaccEndCall"))),
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anything()));
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Finder->addMatcher(
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memberCallExpr(
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cxxMemberCallExpr(
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on(hasType(namedDecl(matchesName("^::std::")))),
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callee(methodDecl(hasName("erase"))), argumentCountIs(1),
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callee(cxxMethodDecl(hasName("erase"))), argumentCountIs(1),
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hasArgument(0, has(callExpr(callee(functionDecl(matchesName(
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"^::std::(remove(_if)?|unique)$"))),
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CheckForEndCall)
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|
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@ -41,16 +41,16 @@ void InefficientAlgorithmCheck::registerMatchers(MatchFinder *Finder) {
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callExpr(
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callee(functionDecl(matchesName(Algorithms))),
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hasArgument(
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0, constructExpr(has(memberCallExpr(
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callee(methodDecl(hasName("begin"))),
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0, cxxConstructExpr(has(cxxMemberCallExpr(
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callee(cxxMethodDecl(hasName("begin"))),
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on(declRefExpr(
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hasDeclaration(decl().bind("IneffContObj")),
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anyOf(hasType(ContainerMatcher.bind("IneffCont")),
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hasType(pointsTo(
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ContainerMatcher.bind("IneffContPtr")))))
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.bind("IneffContExpr")))))),
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hasArgument(1, constructExpr(has(memberCallExpr(
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callee(methodDecl(hasName("end"))),
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hasArgument(1, cxxConstructExpr(has(cxxMemberCallExpr(
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callee(cxxMethodDecl(hasName("end"))),
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on(declRefExpr(hasDeclaration(
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equalsBoundNode("IneffContObj")))))))),
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hasArgument(2, expr().bind("AlgParam")),
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|
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@ -23,14 +23,16 @@ void MoveConstructorInitCheck::registerMatchers(MatchFinder *Finder) {
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return;
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Finder->addMatcher(
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constructorDecl(unless(isImplicit()), allOf(
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isMoveConstructor(),
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hasAnyConstructorInitializer(
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ctorInitializer(withInitializer(constructExpr(hasDeclaration(
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constructorDecl(isCopyConstructor()).bind("ctor")
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)))).bind("init")
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)
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)), this);
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cxxConstructorDecl(
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unless(isImplicit()),
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allOf(isMoveConstructor(),
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hasAnyConstructorInitializer(
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cxxCtorInitializer(
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withInitializer(cxxConstructExpr(hasDeclaration(
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cxxConstructorDecl(isCopyConstructor())
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.bind("ctor")))))
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.bind("init")))),
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this);
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}
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void MoveConstructorInitCheck::check(const MatchFinder::MatchResult &Result) {
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|
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@ -23,8 +23,8 @@ void NoexceptMoveConstructorCheck::registerMatchers(MatchFinder *Finder) {
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return;
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Finder->addMatcher(
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methodDecl(anyOf(constructorDecl(), hasOverloadedOperatorName("=")),
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unless(isImplicit()), unless(isDeleted()))
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cxxMethodDecl(anyOf(cxxConstructorDecl(), hasOverloadedOperatorName("=")),
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unless(isImplicit()), unless(isDeleted()))
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.bind("decl"),
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this);
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}
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|
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@ -19,11 +19,12 @@ namespace tidy {
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void SizeofContainerCheck::registerMatchers(MatchFinder *Finder) {
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Finder->addMatcher(
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expr(unless(isInTemplateInstantiation()),
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expr(sizeOfExpr(has(expr(hasType(hasCanonicalType(hasDeclaration(
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recordDecl(matchesName("^(::std::|::string)"),
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unless(matchesName("^::std::(bitset|array)$")),
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hasMethod(methodDecl(hasName("size"), isPublic(),
|
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isConst()))))))))))
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expr(sizeOfExpr(has(
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expr(hasType(hasCanonicalType(hasDeclaration(cxxRecordDecl(
|
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matchesName("^(::std::|::string)"),
|
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unless(matchesName("^::std::(bitset|array)$")),
|
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hasMethod(cxxMethodDecl(hasName("size"), isPublic(),
|
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isConst()))))))))))
|
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.bind("sizeof"),
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// Ignore ARRAYSIZE(<array of containers>) pattern.
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unless(hasAncestor(binaryOperator(
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|
|
|
@ -33,8 +33,8 @@ void StaticAssertCheck::registerMatchers(MatchFinder *Finder) {
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return;
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auto IsAlwaysFalse = expr(ignoringParenImpCasts(
|
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expr(anyOf(boolLiteral(equals(false)), integerLiteral(equals(0)),
|
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nullPtrLiteralExpr(), gnuNullExpr()))
|
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expr(anyOf(cxxBoolLiteral(equals(false)), integerLiteral(equals(0)),
|
||||
cxxNullPtrLiteralExpr(), gnuNullExpr()))
|
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.bind("isAlwaysFalse")));
|
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auto IsAlwaysFalseWithCast = ignoringParenImpCasts(anyOf(
|
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IsAlwaysFalse, cStyleCastExpr(has(IsAlwaysFalse)).bind("castExpr")));
|
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|
|
|
@ -63,10 +63,11 @@ void UndelegatedConstructorCheck::registerMatchers(MatchFinder *Finder) {
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Finder->addMatcher(
|
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compoundStmt(
|
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hasParent(constructorDecl(ofClass(recordDecl().bind("parent")))),
|
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hasParent(
|
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cxxConstructorDecl(ofClass(cxxRecordDecl().bind("parent")))),
|
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forEach(ignoringTemporaryExpr(
|
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constructExpr(hasDeclaration(constructorDecl(ofClass(
|
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recordDecl(baseOfBoundNode("parent"))))))
|
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cxxConstructExpr(hasDeclaration(cxxConstructorDecl(ofClass(
|
||||
cxxRecordDecl(baseOfBoundNode("parent"))))))
|
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.bind("construct"))),
|
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unless(isInTemplateInstantiation())),
|
||||
this);
|
||||
|
|
|
@ -24,18 +24,19 @@ void UniqueptrResetReleaseCheck::registerMatchers(MatchFinder *Finder) {
|
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return;
|
||||
|
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Finder->addMatcher(
|
||||
memberCallExpr(
|
||||
cxxMemberCallExpr(
|
||||
on(expr().bind("left")), callee(memberExpr().bind("reset_member")),
|
||||
callee(methodDecl(hasName("reset"),
|
||||
ofClass(recordDecl(hasName("::std::unique_ptr"),
|
||||
decl().bind("left_class"))))),
|
||||
has(memberCallExpr(
|
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callee(
|
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cxxMethodDecl(hasName("reset"),
|
||||
ofClass(cxxRecordDecl(hasName("::std::unique_ptr"),
|
||||
decl().bind("left_class"))))),
|
||||
has(cxxMemberCallExpr(
|
||||
on(expr().bind("right")),
|
||||
callee(memberExpr().bind("release_member")),
|
||||
callee(methodDecl(
|
||||
callee(cxxMethodDecl(
|
||||
hasName("release"),
|
||||
ofClass(recordDecl(hasName("::std::unique_ptr"),
|
||||
decl().bind("right_class"))))))))
|
||||
ofClass(cxxRecordDecl(hasName("::std::unique_ptr"),
|
||||
decl().bind("right_class"))))))))
|
||||
.bind("reset_call"),
|
||||
this);
|
||||
}
|
||||
|
|
|
@ -33,13 +33,13 @@ void UnusedRAIICheck::registerMatchers(MatchFinder *Finder) {
|
|||
// Look for temporaries that are constructed in-place and immediately
|
||||
// destroyed. Look for temporaries created by a functional cast but not for
|
||||
// those returned from a call.
|
||||
auto BindTemp = bindTemporaryExpr(unless(has(callExpr()))).bind("temp");
|
||||
auto BindTemp = cxxBindTemporaryExpr(unless(has(callExpr()))).bind("temp");
|
||||
Finder->addMatcher(
|
||||
exprWithCleanups(
|
||||
unless(isInTemplateInstantiation()),
|
||||
hasParent(compoundStmt().bind("compound")),
|
||||
hasType(recordDecl(hasNonTrivialDestructor())),
|
||||
anyOf(has(BindTemp), has(functionalCastExpr(has(BindTemp)))))
|
||||
hasType(cxxRecordDecl(hasNonTrivialDestructor())),
|
||||
anyOf(has(BindTemp), has(cxxFunctionalCastExpr(has(BindTemp)))))
|
||||
.bind("expr"),
|
||||
this);
|
||||
}
|
||||
|
|
|
@ -112,7 +112,8 @@ StatementMatcher makeArrayLoopMatcher() {
|
|||
/// - If the end iterator variable 'g' is defined, it is the same as 'f'.
|
||||
StatementMatcher makeIteratorLoopMatcher() {
|
||||
StatementMatcher BeginCallMatcher =
|
||||
memberCallExpr(argumentCountIs(0), callee(methodDecl(hasName("begin"))))
|
||||
cxxMemberCallExpr(argumentCountIs(0),
|
||||
callee(cxxMethodDecl(hasName("begin"))))
|
||||
.bind(BeginCallName);
|
||||
|
||||
DeclarationMatcher InitDeclMatcher =
|
||||
|
@ -125,8 +126,8 @@ StatementMatcher makeIteratorLoopMatcher() {
|
|||
DeclarationMatcher EndDeclMatcher =
|
||||
varDecl(hasInitializer(anything())).bind(EndVarName);
|
||||
|
||||
StatementMatcher EndCallMatcher =
|
||||
memberCallExpr(argumentCountIs(0), callee(methodDecl(hasName("end"))));
|
||||
StatementMatcher EndCallMatcher = cxxMemberCallExpr(
|
||||
argumentCountIs(0), callee(cxxMethodDecl(hasName("end"))));
|
||||
|
||||
StatementMatcher IteratorBoundMatcher =
|
||||
expr(anyOf(ignoringParenImpCasts(
|
||||
|
@ -139,15 +140,15 @@ StatementMatcher makeIteratorLoopMatcher() {
|
|||
ignoringParenImpCasts(declRefExpr(to(varDecl().bind(ConditionVarName)))));
|
||||
|
||||
StatementMatcher OverloadedNEQMatcher =
|
||||
operatorCallExpr(hasOverloadedOperatorName("!="), argumentCountIs(2),
|
||||
hasArgument(0, IteratorComparisonMatcher),
|
||||
hasArgument(1, IteratorBoundMatcher));
|
||||
cxxOperatorCallExpr(hasOverloadedOperatorName("!="), argumentCountIs(2),
|
||||
hasArgument(0, IteratorComparisonMatcher),
|
||||
hasArgument(1, IteratorBoundMatcher));
|
||||
|
||||
// This matcher tests that a declaration is a CXXRecordDecl that has an
|
||||
// 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(recordDecl(hasMethod(allOf(
|
||||
hasType(cxxRecordDecl(hasMethod(allOf(
|
||||
hasOverloadedOperatorName("*"),
|
||||
anyOf(
|
||||
// Tag the return type if it's by value.
|
||||
|
@ -178,7 +179,7 @@ StatementMatcher makeIteratorLoopMatcher() {
|
|||
hasUnaryOperand(declRefExpr(
|
||||
to(varDecl(hasType(pointsTo(AnyType)))
|
||||
.bind(IncrementVarName))))),
|
||||
operatorCallExpr(
|
||||
cxxOperatorCallExpr(
|
||||
hasOverloadedOperatorName("++"),
|
||||
hasArgument(
|
||||
0, declRefExpr(to(varDecl(TestDerefReturnsByValue)
|
||||
|
@ -229,20 +230,20 @@ StatementMatcher makePseudoArrayLoopMatcher() {
|
|||
// are also allowed.
|
||||
TypeMatcher RecordWithBeginEnd = qualType(
|
||||
anyOf(qualType(isConstQualified(),
|
||||
hasDeclaration(recordDecl(
|
||||
hasMethod(methodDecl(hasName("begin"), isConst())),
|
||||
hasMethod(methodDecl(hasName("end"),
|
||||
isConst())))) // hasDeclaration
|
||||
), // qualType
|
||||
hasDeclaration(cxxRecordDecl(
|
||||
hasMethod(cxxMethodDecl(hasName("begin"), isConst())),
|
||||
hasMethod(cxxMethodDecl(hasName("end"),
|
||||
isConst())))) // hasDeclaration
|
||||
), // qualType
|
||||
qualType(unless(isConstQualified()),
|
||||
hasDeclaration(
|
||||
recordDecl(hasMethod(hasName("begin")),
|
||||
hasMethod(hasName("end"))))) // qualType
|
||||
cxxRecordDecl(hasMethod(hasName("begin")),
|
||||
hasMethod(hasName("end"))))) // qualType
|
||||
));
|
||||
|
||||
StatementMatcher SizeCallMatcher = memberCallExpr(
|
||||
StatementMatcher SizeCallMatcher = cxxMemberCallExpr(
|
||||
argumentCountIs(0),
|
||||
callee(methodDecl(anyOf(hasName("size"), hasName("length")))),
|
||||
callee(cxxMethodDecl(anyOf(hasName("size"), hasName("length")))),
|
||||
on(anyOf(hasType(pointsTo(RecordWithBeginEnd)),
|
||||
hasType(RecordWithBeginEnd))));
|
||||
|
||||
|
|
|
@ -131,14 +131,14 @@ void PassByValueCheck::registerMatchers(MatchFinder *Finder) {
|
|||
// provide any benefit to other languages, despite being benign.
|
||||
if (getLangOpts().CPlusPlus) {
|
||||
Finder->addMatcher(
|
||||
constructorDecl(
|
||||
cxxConstructorDecl(
|
||||
forEachConstructorInitializer(
|
||||
ctorInitializer(
|
||||
cxxCtorInitializer(
|
||||
// Clang builds a CXXConstructExpr only whin it knows which
|
||||
// constructor will be called. In dependent contexts a
|
||||
// ParenListExpr is generated instead of a CXXConstructExpr,
|
||||
// filtering out templates automatically for us.
|
||||
withInitializer(constructExpr(
|
||||
withInitializer(cxxConstructExpr(
|
||||
has(declRefExpr(to(
|
||||
parmVarDecl(
|
||||
hasType(qualType(
|
||||
|
@ -148,10 +148,10 @@ void PassByValueCheck::registerMatchers(MatchFinder *Finder) {
|
|||
anyOf(constRefType(),
|
||||
nonConstValueType()))))
|
||||
.bind("Param")))),
|
||||
hasDeclaration(constructorDecl(
|
||||
hasDeclaration(cxxConstructorDecl(
|
||||
isCopyConstructor(), unless(isDeleted()),
|
||||
hasDeclContext(
|
||||
recordDecl(isMoveConstructible())))))))
|
||||
cxxRecordDecl(isMoveConstructible())))))))
|
||||
.bind("Initializer")))
|
||||
.bind("Ctor"),
|
||||
this);
|
||||
|
|
|
@ -130,11 +130,12 @@ DeclarationMatcher makeAutoPtrUsingDeclMatcher() {
|
|||
/// ~~~~^
|
||||
/// \endcode
|
||||
StatementMatcher makeTransferOwnershipExprMatcher() {
|
||||
return anyOf(operatorCallExpr(allOf(hasOverloadedOperatorName("="),
|
||||
callee(methodDecl(ofClass(AutoPtrDecl))),
|
||||
hasArgument(1, MovableArgumentMatcher))),
|
||||
constructExpr(allOf(hasType(AutoPtrType), argumentCountIs(1),
|
||||
hasArgument(0, MovableArgumentMatcher))));
|
||||
return anyOf(
|
||||
cxxOperatorCallExpr(allOf(hasOverloadedOperatorName("="),
|
||||
callee(cxxMethodDecl(ofClass(AutoPtrDecl))),
|
||||
hasArgument(1, MovableArgumentMatcher))),
|
||||
cxxConstructExpr(allOf(hasType(AutoPtrType), argumentCountIs(1),
|
||||
hasArgument(0, MovableArgumentMatcher))));
|
||||
}
|
||||
|
||||
/// \brief Locates the \c auto_ptr token when it is referred by a \c TypeLoc.
|
||||
|
|
|
@ -42,7 +42,7 @@ void ShrinkToFitCheck::registerMatchers(MatchFinder *Finder) {
|
|||
memberExpr(member(valueDecl().bind("ContainerDecl")));
|
||||
const auto ShrinkableAsDecl =
|
||||
declRefExpr(hasDeclaration(valueDecl().bind("ContainerDecl")));
|
||||
const auto CopyCtorCall = constructExpr(
|
||||
const auto CopyCtorCall = cxxConstructExpr(
|
||||
hasArgument(0, anyOf(ShrinkableAsMember, ShrinkableAsDecl,
|
||||
unaryOperator(has(ShrinkableAsMember)),
|
||||
unaryOperator(has(ShrinkableAsDecl)))));
|
||||
|
@ -54,11 +54,11 @@ void ShrinkToFitCheck::registerMatchers(MatchFinder *Finder) {
|
|||
has(declRefExpr(hasDeclaration(equalsBoundNode("ContainerDecl")))))));
|
||||
|
||||
Finder->addMatcher(
|
||||
memberCallExpr(on(hasType(namedDecl(stlShrinkableContainer()))),
|
||||
callee(methodDecl(hasName("swap"))),
|
||||
has(memberExpr(hasDescendant(CopyCtorCall))),
|
||||
hasArgument(0, SwapParam.bind("ContainerToShrink")),
|
||||
unless(isInTemplateInstantiation()))
|
||||
cxxMemberCallExpr(on(hasType(namedDecl(stlShrinkableContainer()))),
|
||||
callee(cxxMethodDecl(hasName("swap"))),
|
||||
has(memberExpr(hasDescendant(CopyCtorCall))),
|
||||
hasArgument(0, SwapParam.bind("ContainerToShrink")),
|
||||
unless(isInTemplateInstantiation()))
|
||||
.bind("CopyAndSwapTrick"),
|
||||
this);
|
||||
}
|
||||
|
|
|
@ -218,20 +218,21 @@ StatementMatcher makeIteratorDeclMatcher() {
|
|||
}
|
||||
|
||||
StatementMatcher makeDeclWithNewMatcher() {
|
||||
return declStmt(has(varDecl()),
|
||||
unless(has(varDecl(anyOf(
|
||||
unless(hasInitializer(ignoringParenImpCasts(newExpr()))),
|
||||
// FIXME: TypeLoc information is not reliable where CV
|
||||
// qualifiers are concerned so these types can't be
|
||||
// handled for now.
|
||||
hasType(pointerType(
|
||||
pointee(hasCanonicalType(hasLocalQualifiers())))),
|
||||
return declStmt(
|
||||
has(varDecl()),
|
||||
unless(has(varDecl(anyOf(
|
||||
unless(hasInitializer(ignoringParenImpCasts(cxxNewExpr()))),
|
||||
// FIXME: TypeLoc information is not reliable where CV
|
||||
// qualifiers are concerned so these types can't be
|
||||
// handled for now.
|
||||
hasType(pointerType(
|
||||
pointee(hasCanonicalType(hasLocalQualifiers())))),
|
||||
|
||||
// FIXME: Handle function pointers. For now we ignore them
|
||||
// because the replacement replaces the entire type
|
||||
// specifier source range which includes the identifier.
|
||||
hasType(pointsTo(
|
||||
pointsTo(parenType(innerType(functionType()))))))))))
|
||||
// FIXME: Handle function pointers. For now we ignore them
|
||||
// because the replacement replaces the entire type
|
||||
// specifier source range which includes the identifier.
|
||||
hasType(pointsTo(
|
||||
pointsTo(parenType(innerType(functionType()))))))))))
|
||||
.bind(DeclWithNewId);
|
||||
}
|
||||
|
||||
|
|
|
@ -21,7 +21,7 @@ namespace modernize {
|
|||
void UseOverrideCheck::registerMatchers(MatchFinder *Finder) {
|
||||
// Only register the matcher for C++11.
|
||||
if (getLangOpts().CPlusPlus11)
|
||||
Finder->addMatcher(methodDecl(isOverride()).bind("method"), this);
|
||||
Finder->addMatcher(cxxMethodDecl(isOverride()).bind("method"), this);
|
||||
}
|
||||
|
||||
// Re-lex the tokens to get precise locations to insert 'override' and remove
|
||||
|
|
|
@ -127,7 +127,7 @@ void BracesAroundStatementsCheck::registerMatchers(MatchFinder *Finder) {
|
|||
Finder->addMatcher(whileStmt().bind("while"), this);
|
||||
Finder->addMatcher(doStmt().bind("do"), this);
|
||||
Finder->addMatcher(forStmt().bind("for"), this);
|
||||
Finder->addMatcher(forRangeStmt().bind("for-range"), this);
|
||||
Finder->addMatcher(cxxForRangeStmt().bind("for-range"), this);
|
||||
}
|
||||
|
||||
void
|
||||
|
|
|
@ -75,12 +75,13 @@ void ContainerSizeEmptyCheck::registerMatchers(MatchFinder *Finder) {
|
|||
hasParent(explicitCastExpr(hasDestinationType(isBoolType()))));
|
||||
|
||||
Finder->addMatcher(
|
||||
memberCallExpr(
|
||||
cxxMemberCallExpr(
|
||||
on(expr(anyOf(hasType(namedDecl(stlContainer())),
|
||||
hasType(pointsTo(namedDecl(stlContainer()))),
|
||||
hasType(references(namedDecl(stlContainer())))))
|
||||
.bind("STLObject")),
|
||||
callee(methodDecl(hasName("size"))), WrongUse).bind("SizeCallExpr"),
|
||||
callee(cxxMethodDecl(hasName("size"))), WrongUse)
|
||||
.bind("SizeCallExpr"),
|
||||
this);
|
||||
}
|
||||
|
||||
|
|
|
@ -36,7 +36,7 @@ void FunctionSizeCheck::registerMatchers(MatchFinder *Finder) {
|
|||
stmt(unless(compoundStmt()),
|
||||
hasParent(stmt(anyOf(compoundStmt(), ifStmt(),
|
||||
anyOf(whileStmt(), doStmt(),
|
||||
forRangeStmt(), forStmt())))))
|
||||
cxxForRangeStmt(), forStmt())))))
|
||||
.bind("stmt"))).bind("func"),
|
||||
this);
|
||||
}
|
||||
|
|
|
@ -19,24 +19,26 @@ namespace readability {
|
|||
|
||||
namespace {
|
||||
internal::Matcher<Expr> callToGet(internal::Matcher<Decl> OnClass) {
|
||||
return memberCallExpr(
|
||||
return cxxMemberCallExpr(
|
||||
on(expr(anyOf(hasType(OnClass),
|
||||
hasType(qualType(pointsTo(decl(OnClass).bind(
|
||||
"ptr_to_ptr")))))).bind("smart_pointer")),
|
||||
unless(callee(memberExpr(hasObjectExpression(thisExpr())))),
|
||||
callee(methodDecl(hasName("get")))).bind("redundant_get");
|
||||
hasType(qualType(
|
||||
pointsTo(decl(OnClass).bind("ptr_to_ptr"))))))
|
||||
.bind("smart_pointer")),
|
||||
unless(callee(memberExpr(hasObjectExpression(cxxThisExpr())))),
|
||||
callee(cxxMethodDecl(hasName("get"))))
|
||||
.bind("redundant_get");
|
||||
}
|
||||
|
||||
void registerMatchersForGetArrowStart(MatchFinder *Finder,
|
||||
MatchFinder::MatchCallback *Callback) {
|
||||
const auto QuacksLikeASmartptr = recordDecl(
|
||||
recordDecl().bind("duck_typing"),
|
||||
has(methodDecl(hasName("operator->"),
|
||||
returns(qualType(pointsTo(type().bind("op->Type")))))),
|
||||
has(methodDecl(hasName("operator*"),
|
||||
returns(qualType(references(type().bind("op*Type")))))),
|
||||
has(methodDecl(hasName("get"),
|
||||
returns(qualType(pointsTo(type().bind("getType")))))));
|
||||
has(cxxMethodDecl(hasName("operator->"),
|
||||
returns(qualType(pointsTo(type().bind("op->Type")))))),
|
||||
has(cxxMethodDecl(hasName("operator*"),
|
||||
returns(qualType(references(type().bind("op*Type")))))),
|
||||
has(cxxMethodDecl(hasName("get"),
|
||||
returns(qualType(pointsTo(type().bind("getType")))))));
|
||||
|
||||
// Catch 'ptr.get()->Foo()'
|
||||
Finder->addMatcher(memberExpr(expr().bind("memberExpr"), isArrow(),
|
||||
|
@ -63,9 +65,10 @@ void registerMatchersForGetEquals(MatchFinder *Finder,
|
|||
|
||||
// Matches against nullptr.
|
||||
Finder->addMatcher(
|
||||
binaryOperator(anyOf(hasOperatorName("=="), hasOperatorName("!=")),
|
||||
hasEitherOperand(ignoringImpCasts(nullPtrLiteralExpr())),
|
||||
hasEitherOperand(callToGet(IsAKnownSmartptr))),
|
||||
binaryOperator(
|
||||
anyOf(hasOperatorName("=="), hasOperatorName("!=")),
|
||||
hasEitherOperand(ignoringImpCasts(cxxNullPtrLiteralExpr())),
|
||||
hasEitherOperand(callToGet(IsAKnownSmartptr))),
|
||||
Callback);
|
||||
// TODO: Catch ptr.get() == other_ptr.get()
|
||||
}
|
||||
|
|
|
@ -86,40 +86,42 @@ void RedundantStringCStrCheck::registerMatchers(
|
|||
return;
|
||||
|
||||
Finder->addMatcher(
|
||||
constructExpr(
|
||||
hasDeclaration(methodDecl(hasName(StringConstructor))),
|
||||
cxxConstructExpr(
|
||||
hasDeclaration(cxxMethodDecl(hasName(StringConstructor))),
|
||||
argumentCountIs(2),
|
||||
// The first argument must have the form x.c_str() or p->c_str()
|
||||
// where the method is string::c_str(). We can use the copy
|
||||
// constructor of string instead (or the compiler might share
|
||||
// the string object).
|
||||
hasArgument(
|
||||
0, memberCallExpr(callee(memberExpr().bind("member")),
|
||||
callee(methodDecl(hasName(StringCStrMethod))),
|
||||
on(expr().bind("arg"))).bind("call")),
|
||||
hasArgument(0, cxxMemberCallExpr(
|
||||
callee(memberExpr().bind("member")),
|
||||
callee(cxxMethodDecl(hasName(StringCStrMethod))),
|
||||
on(expr().bind("arg")))
|
||||
.bind("call")),
|
||||
// The second argument is the alloc object which must not be
|
||||
// present explicitly.
|
||||
hasArgument(1, defaultArgExpr())),
|
||||
hasArgument(1, cxxDefaultArgExpr())),
|
||||
this);
|
||||
Finder->addMatcher(
|
||||
constructExpr(
|
||||
cxxConstructExpr(
|
||||
// Implicit constructors of these classes are overloaded
|
||||
// wrt. string types and they internally make a StringRef
|
||||
// referring to the argument. Passing a string directly to
|
||||
// them is preferred to passing a char pointer.
|
||||
hasDeclaration(
|
||||
methodDecl(anyOf(hasName("::llvm::StringRef::StringRef"),
|
||||
hasName("::llvm::Twine::Twine")))),
|
||||
cxxMethodDecl(anyOf(hasName("::llvm::StringRef::StringRef"),
|
||||
hasName("::llvm::Twine::Twine")))),
|
||||
argumentCountIs(1),
|
||||
// The only argument must have the form x.c_str() or p->c_str()
|
||||
// where the method is string::c_str(). StringRef also has
|
||||
// a constructor from string which is more efficient (avoids
|
||||
// strlen), so we can construct StringRef from the string
|
||||
// directly.
|
||||
hasArgument(
|
||||
0, memberCallExpr(callee(memberExpr().bind("member")),
|
||||
callee(methodDecl(hasName(StringCStrMethod))),
|
||||
on(expr().bind("arg"))).bind("call"))),
|
||||
hasArgument(0, cxxMemberCallExpr(
|
||||
callee(memberExpr().bind("member")),
|
||||
callee(cxxMethodDecl(hasName(StringCStrMethod))),
|
||||
on(expr().bind("arg")))
|
||||
.bind("call"))),
|
||||
this);
|
||||
}
|
||||
|
||||
|
|
|
@ -75,7 +75,8 @@ const CXXBoolLiteralExpr *getBoolLiteral(const MatchFinder::MatchResult &Result,
|
|||
|
||||
internal::Matcher<Stmt> returnsBool(bool Value, StringRef Id = "ignored") {
|
||||
auto SimpleReturnsBool =
|
||||
returnStmt(has(boolLiteral(equals(Value)).bind(Id))).bind("returns-bool");
|
||||
returnStmt(has(cxxBoolLiteral(equals(Value)).bind(Id)))
|
||||
.bind("returns-bool");
|
||||
return anyOf(SimpleReturnsBool,
|
||||
compoundStmt(statementCountIs(1), has(SimpleReturnsBool)));
|
||||
}
|
||||
|
@ -268,11 +269,12 @@ void SimplifyBooleanExprCheck::matchBoolBinOpExpr(MatchFinder *Finder,
|
|||
StringRef OperatorName,
|
||||
StringRef BooleanId) {
|
||||
Finder->addMatcher(
|
||||
binaryOperator(isExpansionInMainFile(), hasOperatorName(OperatorName),
|
||||
hasLHS(allOf(expr().bind(LHSId),
|
||||
boolLiteral(equals(Value)).bind(BooleanId))),
|
||||
hasRHS(expr().bind(RHSId)),
|
||||
unless(hasRHS(hasDescendant(boolLiteral())))),
|
||||
binaryOperator(
|
||||
isExpansionInMainFile(), hasOperatorName(OperatorName),
|
||||
hasLHS(allOf(expr().bind(LHSId),
|
||||
cxxBoolLiteral(equals(Value)).bind(BooleanId))),
|
||||
hasRHS(expr().bind(RHSId)),
|
||||
unless(hasRHS(hasDescendant(cxxBoolLiteral())))),
|
||||
this);
|
||||
}
|
||||
|
||||
|
@ -284,9 +286,10 @@ void SimplifyBooleanExprCheck::matchExprBinOpBool(MatchFinder *Finder,
|
|||
binaryOperator(
|
||||
isExpansionInMainFile(), hasOperatorName(OperatorName),
|
||||
hasLHS(expr().bind(LHSId)),
|
||||
unless(hasLHS(anyOf(boolLiteral(), hasDescendant(boolLiteral())))),
|
||||
unless(
|
||||
hasLHS(anyOf(cxxBoolLiteral(), hasDescendant(cxxBoolLiteral())))),
|
||||
hasRHS(allOf(expr().bind(RHSId),
|
||||
boolLiteral(equals(Value)).bind(BooleanId)))),
|
||||
cxxBoolLiteral(equals(Value)).bind(BooleanId)))),
|
||||
this);
|
||||
}
|
||||
|
||||
|
@ -297,10 +300,10 @@ void SimplifyBooleanExprCheck::matchBoolCompOpExpr(MatchFinder *Finder,
|
|||
Finder->addMatcher(
|
||||
binaryOperator(isExpansionInMainFile(), hasOperatorName(OperatorName),
|
||||
hasLHS(allOf(expr().bind(LHSId),
|
||||
ignoringImpCasts(boolLiteral(equals(Value))
|
||||
ignoringImpCasts(cxxBoolLiteral(equals(Value))
|
||||
.bind(BooleanId)))),
|
||||
hasRHS(expr().bind(RHSId)),
|
||||
unless(hasRHS(hasDescendant(boolLiteral())))),
|
||||
unless(hasRHS(hasDescendant(cxxBoolLiteral())))),
|
||||
this);
|
||||
}
|
||||
|
||||
|
@ -310,10 +313,10 @@ void SimplifyBooleanExprCheck::matchExprCompOpBool(MatchFinder *Finder,
|
|||
StringRef BooleanId) {
|
||||
Finder->addMatcher(
|
||||
binaryOperator(isExpansionInMainFile(), hasOperatorName(OperatorName),
|
||||
unless(hasLHS(hasDescendant(boolLiteral()))),
|
||||
unless(hasLHS(hasDescendant(cxxBoolLiteral()))),
|
||||
hasLHS(expr().bind(LHSId)),
|
||||
hasRHS(allOf(expr().bind(RHSId),
|
||||
ignoringImpCasts(boolLiteral(equals(Value))
|
||||
ignoringImpCasts(cxxBoolLiteral(equals(Value))
|
||||
.bind(BooleanId))))),
|
||||
this);
|
||||
}
|
||||
|
@ -323,7 +326,7 @@ void SimplifyBooleanExprCheck::matchBoolCondition(MatchFinder *Finder,
|
|||
StringRef BooleanId) {
|
||||
Finder->addMatcher(
|
||||
ifStmt(isExpansionInMainFile(),
|
||||
hasCondition(boolLiteral(equals(Value)).bind(BooleanId)))
|
||||
hasCondition(cxxBoolLiteral(equals(Value)).bind(BooleanId)))
|
||||
.bind(IfStmtId),
|
||||
this);
|
||||
}
|
||||
|
@ -333,8 +336,8 @@ void SimplifyBooleanExprCheck::matchTernaryResult(MatchFinder *Finder,
|
|||
StringRef TernaryId) {
|
||||
Finder->addMatcher(
|
||||
conditionalOperator(isExpansionInMainFile(),
|
||||
hasTrueExpression(boolLiteral(equals(Value))),
|
||||
hasFalseExpression(boolLiteral(equals(!Value))))
|
||||
hasTrueExpression(cxxBoolLiteral(equals(Value))),
|
||||
hasFalseExpression(cxxBoolLiteral(equals(!Value))))
|
||||
.bind(TernaryId),
|
||||
this);
|
||||
}
|
||||
|
@ -363,13 +366,13 @@ void SimplifyBooleanExprCheck::matchIfAssignsBool(MatchFinder *Finder,
|
|||
hasOperatorName("="),
|
||||
hasLHS(declRefExpr(hasDeclaration(decl().bind(IfAssignObjId)))),
|
||||
hasLHS(expr().bind(IfAssignVariableId)),
|
||||
hasRHS(boolLiteral(equals(Value)).bind(IfAssignLocId)));
|
||||
hasRHS(cxxBoolLiteral(equals(Value)).bind(IfAssignLocId)));
|
||||
auto Then = anyOf(SimpleThen, compoundStmt(statementCountIs(1),
|
||||
hasAnySubstatement(SimpleThen)));
|
||||
auto SimpleElse = binaryOperator(
|
||||
hasOperatorName("="),
|
||||
hasLHS(declRefExpr(hasDeclaration(equalsBoundNode(IfAssignObjId)))),
|
||||
hasRHS(boolLiteral(equals(!Value))));
|
||||
hasRHS(cxxBoolLiteral(equals(!Value))));
|
||||
auto Else = anyOf(SimpleElse, compoundStmt(statementCountIs(1),
|
||||
hasAnySubstatement(SimpleElse)));
|
||||
if (ChainedConditionalAssignment) {
|
||||
|
@ -389,11 +392,11 @@ void SimplifyBooleanExprCheck::matchCompoundIfReturnsBool(MatchFinder *Finder,
|
|||
bool Value,
|
||||
StringRef Id) {
|
||||
Finder->addMatcher(
|
||||
compoundStmt(
|
||||
allOf(hasAnySubstatement(ifStmt(hasThen(returnsBool(Value)),
|
||||
unless(hasElse(stmt())))),
|
||||
hasAnySubstatement(returnStmt(has(boolLiteral(equals(!Value))))
|
||||
.bind(CompoundReturnId))))
|
||||
compoundStmt(allOf(hasAnySubstatement(ifStmt(hasThen(returnsBool(Value)),
|
||||
unless(hasElse(stmt())))),
|
||||
hasAnySubstatement(
|
||||
returnStmt(has(cxxBoolLiteral(equals(!Value))))
|
||||
.bind(CompoundReturnId))))
|
||||
.bind(Id),
|
||||
this);
|
||||
}
|
||||
|
|
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