1 files changed, 63 insertions, 0 deletions
diff --git a/clang-r353983/include/llvm/Testing/Support/SupportHelpers.h b/clang-r353983/include/llvm/Testing/Support/SupportHelpers.h
new file mode 100644
index 00000000..a0f034d5
--- /dev/null
+++ b/clang-r353983/include/llvm/Testing/Support/SupportHelpers.h
@@ -0,0 +1,63 @@
+//===- Testing/Support/SupportHelpers.h -----------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TESTING_SUPPORT_SUPPORTHELPERS_H
+#define LLVM_TESTING_SUPPORT_SUPPORTHELPERS_H
+
+#include "llvm/ADT/SmallString.h"
+#include "llvm/Support/Error.h"
+#include "llvm/Support/raw_os_ostream.h"
+#include "gtest/gtest-printers.h"
+
+#include <string>
+
+namespace llvm {
+namespace detail {
+struct ErrorHolder {
+  std::vector<std::shared_ptr<ErrorInfoBase>> Infos;
+
+  bool Success() const { return Infos.empty(); }
+};
+
+template <typename T> struct ExpectedHolder : public ErrorHolder {
+  ExpectedHolder(ErrorHolder Err, Expected<T> &Exp)
+      : ErrorHolder(std::move(Err)), Exp(Exp) {}
+
+  Expected<T> &Exp;
+};
+
+inline void PrintTo(const ErrorHolder &Err, std::ostream *Out) {
+  raw_os_ostream OS(*Out);
+  OS << (Err.Success() ? "succeeded" : "failed");
+  if (!Err.Success()) {
+    const char *Delim = "  (";
+    for (const auto &Info : Err.Infos) {
+      OS << Delim;
+      Delim = "; ";
+      Info->log(OS);
+    }
+    OS << ")";
+  }
+}
+
+template <typename T>
+void PrintTo(const ExpectedHolder<T> &Item, std::ostream *Out) {
+  if (Item.Success()) {
+    *Out << "succeeded with value " << ::testing::PrintToString(*Item.Exp);
+  } else {
+    PrintTo(static_cast<const ErrorHolder &>(Item), Out);
+  }
+}
+} // namespace detail
+
+namespace unittest {
+SmallString<128> getInputFileDirectory(const char *Argv0);
+}
+} // namespace llvm
+
+#endif