1 files changed, 38 insertions, 0 deletions
diff --git a/clang-tools-extra/include-fixer/SymbolIndex.h b/clang-tools-extra/include-fixer/SymbolIndex.h
new file mode 100644
index 00000000000..7a84f6bbbf6
--- /dev/null
+++ b/clang-tools-extra/include-fixer/SymbolIndex.h
@@ -0,0 +1,38 @@
+//===-- SymbolIndex.h - Interface for symbol-header matching ----*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_TOOLS_EXTRA_INCLUDE_FIXER_SYMBOLINDEX_H
+#define LLVM_CLANG_TOOLS_EXTRA_INCLUDE_FIXER_SYMBOLINDEX_H
+
+#include "find-all-symbols/SymbolInfo.h"
+#include "llvm/ADT/StringRef.h"
+#include <vector>
+
+namespace clang {
+namespace include_fixer {
+
+/// This class provides an interface for finding all `SymbolInfo`s corresponding
+/// to a symbol name from a symbol database.
+class SymbolIndex {
+public:
+  virtual ~SymbolIndex() = default;
+
+  /// Search for all `SymbolInfo`s corresponding to an identifier.
+  /// \param Identifier The unqualified identifier being searched for.
+  /// \returns A list of `SymbolInfo` candidates.
+  // FIXME: Expose the type name so we can also insert using declarations (or
+  // fix the usage)
+  virtual std::vector<clang::find_all_symbols::SymbolInfo>
+  search(llvm::StringRef Identifier) = 0;
+};
+
+} // namespace include_fixer
+} // namespace clang
+
+#endif // LLVM_CLANG_TOOLS_EXTRA_INCLUDE_FIXER_SYMBOLINDEX_H