This revision was automatically updated to reflect the committed changes. Closed by commit rL350523: [clang] Add AST matcher for initializer list members (authored by hwright, committed by ). Herald added a subscriber: llvm-commits.
Changed prior to commit: https://reviews.llvm.org/D56090?vs=180248&id=180481#toc Repository: rL LLVM CHANGES SINCE LAST ACTION https://reviews.llvm.org/D56090/new/ https://reviews.llvm.org/D56090 Files: cfe/trunk/docs/LibASTMatchersReference.html cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp Index: cfe/trunk/docs/LibASTMatchersReference.html =================================================================== --- cfe/trunk/docs/LibASTMatchersReference.html +++ cfe/trunk/docs/LibASTMatchersReference.html @@ -718,7 +718,7 @@ <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Stmt.html";>Stmt</a>></td><td class="name" onclick="toggle('blockExpr0')"><a name="blockExpr0Anchor">blockExpr</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1BlockExpr.html";>BlockExpr</a>>...</td></tr> -<tr><td colspan="4" class="doc" id="blockExpr0"><pre>MAtches a reference to a block. +<tr><td colspan="4" class="doc" id="blockExpr0"><pre>Matches a reference to a block. Example: matches "^{}": void f() { ^{}(); } @@ -5866,6 +5866,15 @@ </pre></td></tr> +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1InitListExpr.html";>InitListExpr</a>></td><td class="name" onclick="toggle('hasInit0')"><a name="hasInit0Anchor">hasInit</a></td><td>unsigned N, ast_matchers::Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> +<tr><td colspan="4" class="doc" id="hasInit0"><pre>Matches the n'th item of an initializer list expression. + +Example matches y. + (matcher = initListExpr(hasInit(0, expr()))) + int x{y}. +</pre></td></tr> + + <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1InitListExpr.html";>InitListExpr</a>></td><td class="name" onclick="toggle('hasSyntacticForm0')"><a name="hasSyntacticForm0Anchor">hasSyntacticForm</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> <tr><td colspan="4" class="doc" id="hasSyntacticForm0"><pre>Matches the syntactic form of init list expressions (if expression have it). Index: cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h =================================================================== --- cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h +++ cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h @@ -3514,6 +3514,19 @@ *Node.getArg(N)->IgnoreParenImpCasts(), Finder, Builder)); } +/// Matches the n'th item of an initializer list expression. +/// +/// Example matches y. +/// (matcher = initListExpr(hasInit(0, expr()))) +/// \code +/// int x{y}. +/// \endcode +AST_MATCHER_P2(InitListExpr, hasInit, unsigned, N, + ast_matchers::internal::Matcher<Expr>, InnerMatcher) { + return N < Node.getNumInits() && + InnerMatcher.matches(*Node.getInit(N), Finder, Builder); +} + /// Matches declaration statements that contain a specific number of /// declarations. /// Index: cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp =================================================================== --- cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp +++ cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp @@ -273,6 +273,7 @@ REGISTER_MATCHER(hasInClassInitializer); REGISTER_MATCHER(hasIncrement); REGISTER_MATCHER(hasIndex); + REGISTER_MATCHER(hasInit); REGISTER_MATCHER(hasInitializer); REGISTER_MATCHER(hasKeywordSelector); REGISTER_MATCHER(hasLHS); Index: cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp =================================================================== --- cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp +++ cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp @@ -2255,6 +2255,18 @@ notMatches("void x() { int a; if(a == 0) return; }", BinAsgmtOperator)); } +TEST(HasInit, Basic) { + EXPECT_TRUE( + matches("int x{0};", + initListExpr(hasInit(0, expr())))); + EXPECT_FALSE( + matches("int x{0};", + initListExpr(hasInit(1, expr())))); + EXPECT_FALSE( + matches("int x;", + initListExpr(hasInit(0, expr())))); +} + TEST(Matcher, isMain) { EXPECT_TRUE( matches("int main() {}", functionDecl(isMain())));
Index: cfe/trunk/docs/LibASTMatchersReference.html =================================================================== --- cfe/trunk/docs/LibASTMatchersReference.html +++ cfe/trunk/docs/LibASTMatchersReference.html @@ -718,7 +718,7 @@ <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Stmt.html";>Stmt</a>></td><td class="name" onclick="toggle('blockExpr0')"><a name="blockExpr0Anchor">blockExpr</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1BlockExpr.html";>BlockExpr</a>>...</td></tr> -<tr><td colspan="4" class="doc" id="blockExpr0"><pre>MAtches a reference to a block. +<tr><td colspan="4" class="doc" id="blockExpr0"><pre>Matches a reference to a block. Example: matches "^{}": void f() { ^{}(); } @@ -5866,6 +5866,15 @@ </pre></td></tr> +<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1InitListExpr.html";>InitListExpr</a>></td><td class="name" onclick="toggle('hasInit0')"><a name="hasInit0Anchor">hasInit</a></td><td>unsigned N, ast_matchers::Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> +<tr><td colspan="4" class="doc" id="hasInit0"><pre>Matches the n'th item of an initializer list expression. + +Example matches y. + (matcher = initListExpr(hasInit(0, expr()))) + int x{y}. +</pre></td></tr> + + <tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1InitListExpr.html";>InitListExpr</a>></td><td class="name" onclick="toggle('hasSyntacticForm0')"><a name="hasSyntacticForm0Anchor">hasSyntacticForm</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Expr.html";>Expr</a>> InnerMatcher</td></tr> <tr><td colspan="4" class="doc" id="hasSyntacticForm0"><pre>Matches the syntactic form of init list expressions (if expression have it). Index: cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h =================================================================== --- cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h +++ cfe/trunk/include/clang/ASTMatchers/ASTMatchers.h @@ -3514,6 +3514,19 @@ *Node.getArg(N)->IgnoreParenImpCasts(), Finder, Builder)); } +/// Matches the n'th item of an initializer list expression. +/// +/// Example matches y. +/// (matcher = initListExpr(hasInit(0, expr()))) +/// \code +/// int x{y}. +/// \endcode +AST_MATCHER_P2(InitListExpr, hasInit, unsigned, N, + ast_matchers::internal::Matcher<Expr>, InnerMatcher) { + return N < Node.getNumInits() && + InnerMatcher.matches(*Node.getInit(N), Finder, Builder); +} + /// Matches declaration statements that contain a specific number of /// declarations. /// Index: cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp =================================================================== --- cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp +++ cfe/trunk/lib/ASTMatchers/Dynamic/Registry.cpp @@ -273,6 +273,7 @@ REGISTER_MATCHER(hasInClassInitializer); REGISTER_MATCHER(hasIncrement); REGISTER_MATCHER(hasIndex); + REGISTER_MATCHER(hasInit); REGISTER_MATCHER(hasInitializer); REGISTER_MATCHER(hasKeywordSelector); REGISTER_MATCHER(hasLHS); Index: cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp =================================================================== --- cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp +++ cfe/trunk/unittests/ASTMatchers/ASTMatchersNarrowingTest.cpp @@ -2255,6 +2255,18 @@ notMatches("void x() { int a; if(a == 0) return; }", BinAsgmtOperator)); } +TEST(HasInit, Basic) { + EXPECT_TRUE( + matches("int x{0};", + initListExpr(hasInit(0, expr())))); + EXPECT_FALSE( + matches("int x{0};", + initListExpr(hasInit(1, expr())))); + EXPECT_FALSE( + matches("int x;", + initListExpr(hasInit(0, expr())))); +} + TEST(Matcher, isMain) { EXPECT_TRUE( matches("int main() {}", functionDecl(isMain())));
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