llvm-project/lldb/tools/lldb-mi/MICmnMIValueResult.cpp

//===-- Platform.cpp --------------------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

//++
// File:        MICmnMIResult.h
//
// Overview:    CMICmnMIValueResult implementation.
//
// Environment: Compilers:  Visual C++ 12.
//                          gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
//              Libraries:  See MIReadmetxt.
//
// Copyright:   None.
//--

// In-house headers:
#include "MICmnMIValueResult.h"
#include "MICmnResources.h"

// Instantiations:
const CMIUtilString CMICmnMIValueResult::ms_constStrEqual("=");

//++ ------------------------------------------------------------------------------------
// Details: CMICmnMIValueResult constructor.
// Type:    Method.
// Args:    None.
// Return:  None.
// Throws:  None.
//--
CMICmnMIValueResult::CMICmnMIValueResult(void)
    : m_bEmptyConstruction(true)
{
}

//++ ------------------------------------------------------------------------------------
// Details: CMICmnMIValueResult constructor.
// Type:    Method.
// Args:    vrVariable  - (R) MI value's name.
//          vrValue     - (R) The MI value.
// Return:  None.
// Throws:  None.
//--
CMICmnMIValueResult::CMICmnMIValueResult(const CMIUtilString &vrVariable, const CMICmnMIValue &vrValue)
    : m_strPartVariable(vrVariable)
    , m_partMIValue(vrValue)
    , m_bEmptyConstruction(false)
    , m_bUseSpacing(false)
{
    BuildResult();
}

//++ ------------------------------------------------------------------------------------
// Details: CMICmnMIValueResult constructor.
// Type:    Method.
// Args:    vrVariable      - (R) MI value's name.
//          vrValue         - (R) The MI value.
//          vbUseSpacing    - (R) True = put space seperators into the string, false = no spaces used.
// Return:  None.
// Throws:  None.
//--
CMICmnMIValueResult::CMICmnMIValueResult(const CMIUtilString &vrVariable, const CMICmnMIValue &vrValue, const bool vbUseSpacing)
    : m_strPartVariable(vrVariable)
    , m_partMIValue(vrValue)
    , m_bEmptyConstruction(false)
    , m_bUseSpacing(vbUseSpacing)
{
    BuildResult();
}

//++ ------------------------------------------------------------------------------------
// Details: CMICmnMIValueResult destructor.
// Type:    Overrideable.
// Args:    None.
// Return:  None.
// Throws:  None.
//--
CMICmnMIValueResult::~CMICmnMIValueResult(void)
{
}

//++ ------------------------------------------------------------------------------------
// Details: Build the MI value result string.
// Type:    Method.
// Args:    None.
// Return:  MIstatus::success - Functional succeeded.
//          MIstatus::failure - Functional failed.
// Throws:  None.
//--
bool
CMICmnMIValueResult::BuildResult(void)
{
    const MIchar *pFormat = m_bUseSpacing ? "%s %s %s" : "%s%s%s";
    m_strValue = CMIUtilString::Format(pFormat, m_strPartVariable.c_str(), ms_constStrEqual.c_str(), m_partMIValue.GetString().c_str());

    return MIstatus::success;
}

//++ ------------------------------------------------------------------------------------
// Details: Build the MI value result string.
// Type:    Method.
// Args:    vrVariable  - (R) MI value's name.
//          vrValue     - (R) The MI value.
// Return:  MIstatus::success - Functional succeeded.
//          MIstatus::failure - Functional failed.
// Throws:  None.
//--
bool
CMICmnMIValueResult::BuildResult(const CMIUtilString &vVariable, const CMICmnMIValue &vValue)
{
    const MIchar *pFormat = m_bUseSpacing ? "%s, %s %s %s" : "%s,%s%s%s";
    m_strValue =
        CMIUtilString::Format(pFormat, m_strValue.c_str(), vVariable.c_str(), ms_constStrEqual.c_str(), vValue.GetString().c_str());

    return MIstatus::success;
}

//++ ------------------------------------------------------------------------------------
// Details: Append another MI value object to *this MI value result.
// Type:    Method.
// Args:    vrVariable  - (R) MI value's name.
//          vrValue     - (R) The MI value.
// Return:  MIstatus::success - Functional succeeded.
//          MIstatus::failure - Functional failed.
// Throws:  None.
//--
bool
CMICmnMIValueResult::Add(const CMIUtilString &vrVariable, const CMICmnMIValue &vrValue)
{
    if (!m_bEmptyConstruction)
        return BuildResult(vrVariable, vrValue);
    else
    {
        m_bEmptyConstruction = false;
        m_strPartVariable = vrVariable;
        m_partMIValue = vrValue;
        return BuildResult();
    }
}