[libclang] Introduce clang_Cursor_getReceiverType which returns the CXType for
the receiver of an ObjC message expression.
rdar://12578643
llvm-svn: 167201
diff --git a/clang/tools/libclang/CXCursor.cpp b/clang/tools/libclang/CXCursor.cpp
index ce517023..8d3e169 100644
--- a/clang/tools/libclang/CXCursor.cpp
+++ b/clang/tools/libclang/CXCursor.cpp
@@ -15,6 +15,7 @@
#include "CXTranslationUnit.h"
#include "CXCursor.h"
+#include "CXType.h"
#include "CXString.h"
#include "clang/Frontend/ASTUnit.h"
#include "clang/AST/Decl.h"
@@ -1172,4 +1173,16 @@
return 0;
}
+CXType clang_Cursor_getReceiverType(CXCursor C) {
+ CXTranslationUnit TU = cxcursor::getCursorTU(C);
+ const Expr *E = 0;
+ if (clang_isExpression(C.kind))
+ E = getCursorExpr(C);
+
+ if (const ObjCMessageExpr *MsgE = dyn_cast_or_null<ObjCMessageExpr>(E))
+ return cxtype::MakeCXType(MsgE->getReceiverType(), TU);
+
+ return cxtype::MakeCXType(QualType(), TU);
+}
+
} // end: extern "C"
diff --git a/clang/tools/libclang/libclang.exports b/clang/tools/libclang/libclang.exports
index ec77faf..4495b66 100644
--- a/clang/tools/libclang/libclang.exports
+++ b/clang/tools/libclang/libclang.exports
@@ -13,6 +13,7 @@
clang_Cursor_getObjCSelectorIndex
clang_Cursor_getSpellingNameRange
clang_Cursor_getTranslationUnit
+clang_Cursor_getReceiverType
clang_Cursor_isDynamicCall
clang_Cursor_isNull
clang_Cursor_getModule