lldb/source/Interpreter/OptionValueFormat.cpp

   1 //===-- OptionValueFormat.cpp ---------------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "lldb/Interpreter/OptionValueFormat.h"
  10
  11 #include "lldb/DataFormatters/FormatManager.h"
  12 #include "lldb/Interpreter/OptionArgParser.h"
  13 #include "lldb/Utility/Stream.h"
  14
  15 using namespace lldb;
  16 using namespace lldb_private;
  17
  18 void OptionValueFormat::DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
  19                                   uint32_t dump_mask) {
  20   if (dump_mask & eDumpOptionType)
  21     strm.Printf("(%s)", GetTypeAsCString());
  22   if (dump_mask & eDumpOptionValue) {
  23     if (dump_mask & eDumpOptionType)
  24       strm.PutCString(" = ");
  25     strm.PutCString(FormatManager::GetFormatAsCString(m_current_value));
  26   }
  27 }
  28
  29 llvm::json::Value OptionValueFormat::ToJSON(const ExecutionContext *exe_ctx) {
  30   return FormatManager::GetFormatAsCString(m_current_value);
  31 }
  32
  33 Status OptionValueFormat::SetValueFromString(llvm::StringRef value,
  34                                              VarSetOperationType op) {
  35   Status error;
  36   switch (op) {
  37   case eVarSetOperationClear:
  38     Clear();
  39     NotifyValueChanged();
  40     break;
  41
  42   case eVarSetOperationReplace:
  43   case eVarSetOperationAssign: {
  44     Format new_format;
  45     error = OptionArgParser::ToFormat(value.str().c_str(), new_format, nullptr);
  46     if (error.Success()) {
  47       m_value_was_set = true;
  48       m_current_value = new_format;
  49       NotifyValueChanged();
  50     }
  51   } break;
  52
  53   case eVarSetOperationInsertBefore:
  54   case eVarSetOperationInsertAfter:
  55   case eVarSetOperationRemove:
  56   case eVarSetOperationAppend:
  57   case eVarSetOperationInvalid:
  58     error = OptionValue::SetValueFromString(value, op);
  59     break;
  60   }
  61   return error;
  62 }