1 files changed, 87 insertions, 0 deletions
diff --git a/lldb/source/Interpreter/OptionValueBoolean.cpp b/lldb/source/Interpreter/OptionValueBoolean.cpp
new file mode 100644
index 0000000000000..6f893a94e863f
--- /dev/null
+++ b/lldb/source/Interpreter/OptionValueBoolean.cpp
@@ -0,0 +1,87 @@
+//===-- OptionValueBoolean.cpp ----------------------------------*- 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Interpreter/OptionValueBoolean.h"
+
+#include "lldb/Host/PosixApi.h"
+#include "lldb/Interpreter/OptionArgParser.h"
+#include "lldb/Utility/Stream.h"
+#include "lldb/Utility/StringList.h"
+#include "llvm/ADT/STLExtras.h"
+
+using namespace lldb;
+using namespace lldb_private;
+
+void OptionValueBoolean::DumpValue(const ExecutionContext *exe_ctx,
+                                   Stream &strm, uint32_t dump_mask) {
+  if (dump_mask & eDumpOptionType)
+    strm.Printf("(%s)", GetTypeAsCString());
+  //    if (dump_mask & eDumpOptionName)
+  //        DumpQualifiedName (strm);
+  if (dump_mask & eDumpOptionValue) {
+    if (dump_mask & eDumpOptionType)
+      strm.PutCString(" = ");
+    strm.PutCString(m_current_value ? "true" : "false");
+  }
+}
+
+Status OptionValueBoolean::SetValueFromString(llvm::StringRef value_str,
+                                              VarSetOperationType op) {
+  Status error;
+  switch (op) {
+  case eVarSetOperationClear:
+    Clear();
+    NotifyValueChanged();
+    break;
+
+  case eVarSetOperationReplace:
+  case eVarSetOperationAssign: {
+    bool success = false;
+    bool value = OptionArgParser::ToBoolean(value_str, false, &success);
+    if (success) {
+      m_value_was_set = true;
+      m_current_value = value;
+      NotifyValueChanged();
+    } else {
+      if (value_str.size() == 0)
+        error.SetErrorString("invalid boolean string value <empty>");
+      else
+        error.SetErrorStringWithFormat("invalid boolean string value: '%s'",
+                                       value_str.str().c_str());
+    }
+  } break;
+
+  case eVarSetOperationInsertBefore:
+  case eVarSetOperationInsertAfter:
+  case eVarSetOperationRemove:
+  case eVarSetOperationAppend:
+  case eVarSetOperationInvalid:
+    error = OptionValue::SetValueFromString(value_str, op);
+    break;
+  }
+  return error;
+}
+
+lldb::OptionValueSP OptionValueBoolean::DeepCopy() const {
+  return OptionValueSP(new OptionValueBoolean(*this));
+}
+
+void OptionValueBoolean::AutoComplete(CommandInterpreter &interpreter,
+                                      CompletionRequest &request) {
+  llvm::StringRef autocomplete_entries[] = {"true", "false", "on", "off",
+                                            "yes",  "no",    "1",  "0"};
+
+  auto entries = llvm::makeArrayRef(autocomplete_entries);
+
+  // only suggest "true" or "false" by default
+  if (request.GetCursorArgumentPrefix().empty())
+    entries = entries.take_front(2);
+
+  for (auto entry : entries)
+    request.TryCompleteCurrentArg(entry);
+}