OptionValueUInt64.cpp

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//===-- OptionValueUInt64.cpp ---------------------------------------------===//
//
// 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/OptionValueUInt64.h"
 
#include "lldb/Utility/Stream.h"
 
using namespace lldb;
using namespace lldb_private;
 
lldb::OptionValueSP OptionValueUInt64::Create(llvm::StringRef value_str,
                                              Status &error) {
  lldb::OptionValueSP value_sp(new OptionValueUInt64());
  error = value_sp->SetValueFromString(value_str);
  if (error.Fail())
    value_sp.reset();
  return value_sp;
}
 
void OptionValueUInt64::DumpValue(const ExecutionContext *exe_ctx, Stream &strm,
                                  uint32_t dump_mask) {
  if (dump_mask & eDumpOptionType)
    strm.Printf("(%s)", GetTypeAsCString());
  if (dump_mask & eDumpOptionValue) {
    if (dump_mask & eDumpOptionType)
      strm.PutCString(" = ");
    strm.Printf("%" PRIu64, m_current_value);
  }
}
 
Status OptionValueUInt64::SetValueFromString(llvm::StringRef value_ref,
                                             VarSetOperationType op) {
  Status error;
  switch (op) {
  case eVarSetOperationClear:
    Clear();
    NotifyValueChanged();
    break;
 
  case eVarSetOperationReplace:
  case eVarSetOperationAssign: {
    llvm::StringRef value_trimmed = value_ref.trim();
    uint64_t value;
    if (llvm::to_integer(value_trimmed, value)) {
      m_value_was_set = true;
      m_current_value = value;
      NotifyValueChanged();
    } else {
      error.SetErrorStringWithFormat("invalid uint64_t string value: '%s'",
                                     value_ref.str().c_str());
    }
  } break;
 
  case eVarSetOperationInsertBefore:
  case eVarSetOperationInsertAfter:
  case eVarSetOperationRemove:
  case eVarSetOperationAppend:
  case eVarSetOperationInvalid:
    error = OptionValue::SetValueFromString(value_ref, op);
    break;
  }
  return error;
}