1 files changed, 6 insertions, 2 deletions
diff --git a/include/clang/Tooling/Transformer/MatchConsumer.h b/include/clang/Tooling/Transformer/MatchConsumer.h
index 51eb6af25a..0a1dbe13ea 100644
--- a/include/clang/Tooling/Transformer/MatchConsumer.h
+++ b/include/clang/Tooling/Transformer/MatchConsumer.h
@@ -22,8 +22,7 @@
 #include "llvm/Support/Error.h"
 
 namespace clang {
-namespace tooling {
-
+namespace transformer {
 /// A failable computation over nodes bound by AST matchers.
 ///
 /// The computation should report any errors though its return value (rather
@@ -52,7 +51,12 @@ MatchConsumer<T> ifBound(std::string ID, MatchConsumer<T> TrueC,
     return (Map.find(ID) != Map.end() ? TrueC : FalseC)(Result);
   };
 }
+} // namespace transformer
 
+namespace tooling {
+// DEPRECATED: Temporary alias supporting client migration to the `transformer`
+// namespace.
+using transformer::ifBound;
 } // namespace tooling
 } // namespace clang
 #endif // LLVM_CLANG_TOOLING_TRANSFORMER_MATCH_CONSUMER_H_