1 files changed, 65 insertions, 0 deletions
diff --git a/contrib/llvm-project/lldb/source/Commands/CommandObjectRegexCommand.h b/contrib/llvm-project/lldb/source/Commands/CommandObjectRegexCommand.h
new file mode 100644
index 000000000000..c78b0b586c37
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Commands/CommandObjectRegexCommand.h
@@ -0,0 +1,65 @@
+//===-- CommandObjectRegexCommand.h -----------------------------*- C++ -*-===//
+//
+// 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 LLDB_INTERPRETER_COMMANDOBJECTREGEXCOMMAND_H
+#define LLDB_INTERPRETER_COMMANDOBJECTREGEXCOMMAND_H
+
+#include <list>
+
+#include "lldb/Interpreter/CommandObject.h"
+#include "lldb/Utility/CompletionRequest.h"
+#include "lldb/Utility/RegularExpression.h"
+
+namespace lldb_private {
+
+// CommandObjectRegexCommand
+
+class CommandObjectRegexCommand : public CommandObjectRaw {
+public:
+  CommandObjectRegexCommand(CommandInterpreter &interpreter,
+                            llvm::StringRef name, llvm::StringRef help,
+                            llvm::StringRef syntax,
+                            uint32_t completion_type_mask, bool is_removable);
+
+  ~CommandObjectRegexCommand() override;
+
+  bool IsRemovable() const override { return m_is_removable; }
+
+  bool AddRegexCommand(llvm::StringRef re_cstr, llvm::StringRef command_cstr);
+
+  bool HasRegexEntries() const { return !m_entries.empty(); }
+
+  void HandleCompletion(CompletionRequest &request) override;
+
+protected:
+  void DoExecute(llvm::StringRef command, CommandReturnObject &result) override;
+
+  /// Substitute variables of the format %\d+ in the input string.
+  static llvm::Expected<std::string> SubstituteVariables(
+      llvm::StringRef input,
+      const llvm::SmallVectorImpl<llvm::StringRef> &replacements);
+
+  struct Entry {
+    RegularExpression regex;
+    std::string command;
+  };
+
+  typedef std::list<Entry> EntryCollection;
+  const uint32_t m_completion_type_mask;
+  EntryCollection m_entries;
+  bool m_is_removable;
+
+private:
+  CommandObjectRegexCommand(const CommandObjectRegexCommand &) = delete;
+  const CommandObjectRegexCommand &
+  operator=(const CommandObjectRegexCommand &) = delete;
+};
+
+} // namespace lldb_private
+
+#endif // LLDB_INTERPRETER_COMMANDOBJECTREGEXCOMMAND_H