Summary:
This change adds a new AST matcher for block expressions.
Test Notes:
Ran the clang unit tests.
Reviewers: aaron.ballman
Reviewed By: aaron.ballman
Subscribers: cfe-commits
Differential Revision: https://reviews.llvm.org/D55546
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@349004
91177308-0d34-0410-b5e6-
96231b3b80d8
</pre></td></tr>
+<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.
+
+Example: matches "^{}":
+ void f() { ^{}(); }
+</pre></td></tr>
+
+
<tr><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1Stmt.html">Stmt</a>></td><td class="name" onclick="toggle('breakStmt0')"><a name="breakStmt0Anchor">breakStmt</a></td><td>Matcher<<a href="https://clang.llvm.org/doxygen/classclang_1_1BreakStmt.html">BreakStmt</a>>...</td></tr>
<tr><td colspan="4" class="doc" id="breakStmt0"><pre>Matches break statements.
extern const internal::VariadicDynCastAllOfMatcher<Stmt, ObjCIvarRefExpr>
objcIvarRefExpr;
+/// Matches a reference to a block.
+///
+/// Example: matches "^{}":
+/// \code
+/// void f() { ^{}(); }
+/// \endcode
+extern const internal::VariadicDynCastAllOfMatcher<Stmt, BlockExpr> blockExpr;
+
/// Matches if statements.
///
/// Example matches 'if (x) {}'
const internal::VariadicDynCastAllOfMatcher<Stmt, Expr> expr;
const internal::VariadicDynCastAllOfMatcher<Stmt, DeclRefExpr> declRefExpr;
const internal::VariadicDynCastAllOfMatcher<Stmt, ObjCIvarRefExpr> objcIvarRefExpr;
+const internal::VariadicDynCastAllOfMatcher<Stmt, BlockExpr> blockExpr;
const internal::VariadicDynCastAllOfMatcher<Stmt, IfStmt> ifStmt;
const internal::VariadicDynCastAllOfMatcher<Stmt, ForStmt> forStmt;
const internal::VariadicDynCastAllOfMatcher<Stmt, CXXForRangeStmt>
REGISTER_MATCHER(binaryConditionalOperator);
REGISTER_MATCHER(binaryOperator);
REGISTER_MATCHER(blockDecl);
+ REGISTER_MATCHER(blockExpr);
REGISTER_MATCHER(blockPointerType);
REGISTER_MATCHER(booleanType);
REGISTER_MATCHER(breakStmt);
hasDeclaration(namedDecl(hasName("y"))))));
}
+TEST(BlockExprMatcher, BlockExpr) {
+ EXPECT_TRUE(matchesObjC("void f() { ^{}(); }", blockExpr()));
+}
+
TEST(StatementCountIs, FindsNoStatementsInAnEmptyCompoundStatement) {
EXPECT_TRUE(matches("void f() { }",
compoundStmt(statementCountIs(0))));