forked from OSchip/llvm-project
699 lines
21 KiB
C++
699 lines
21 KiB
C++
//===-- MIUtilString.cpp ----------------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
//++
|
|
// File: MIUtilString.h
|
|
//
|
|
// Overview: CMIUtilString implementation.
|
|
//
|
|
// Environment: Compilers: Visual C++ 12.
|
|
// gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
|
|
// Libraries: See MIReadmetxt.
|
|
//
|
|
// Copyright: None.
|
|
//--
|
|
|
|
// Third party headers
|
|
#include <memory> // std::unique_ptr
|
|
#include <stdarg.h> // va_list, va_start, var_end
|
|
#include <sstream> // std::stringstream
|
|
#include <string.h> // for strcpy
|
|
#include <limits.h> // for ULONG_MAX
|
|
|
|
// In-house headers:
|
|
#include "MIUtilString.h"
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: CMIUtilString constructor.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: None.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString::CMIUtilString(void)
|
|
: std::string()
|
|
{
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: CMIUtilString constructor.
|
|
// Type: Method.
|
|
// Args: vpData - Pointer to UTF8 text data.
|
|
// Return: None.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString::CMIUtilString(const MIchar *vpData)
|
|
: std::string(vpData)
|
|
{
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: CMIUtilString constructor.
|
|
// Type: Method.
|
|
// Args: vpData - Pointer to UTF8 text data.
|
|
// Return: None.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString::CMIUtilString(const MIchar *const *vpData)
|
|
: std::string((const char *)vpData)
|
|
{
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: CMIUtilString assigment operator.
|
|
// Type: Method.
|
|
// Args: vpRhs - Pointer to UTF8 text data.
|
|
// Return: CMIUtilString & - *this string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString &CMIUtilString::operator=(const MIchar *vpRhs)
|
|
{
|
|
if (*this == vpRhs)
|
|
return *this;
|
|
|
|
if (vpRhs != nullptr)
|
|
{
|
|
assign(vpRhs);
|
|
}
|
|
|
|
return *this;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: CMIUtilString assigment operator.
|
|
// Type: Method.
|
|
// Args: vrRhs - The other string to copy from.
|
|
// Return: CMIUtilString & - *this string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString &CMIUtilString::operator=(const std::string &vrRhs)
|
|
{
|
|
if (*this == vrRhs)
|
|
return *this;
|
|
|
|
assign(vrRhs);
|
|
|
|
return *this;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: CMIUtilString destructor.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: None.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString::~CMIUtilString(void)
|
|
{
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Perform a snprintf format style on a string data. A new string object is
|
|
// created and returned.
|
|
// Type: Static method.
|
|
// Args: vrFormat - (R) Format string data instruction.
|
|
// vArgs - (R) Var list args of any type.
|
|
// Return: CMIUtilString - Number of splits found in the string data.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::FormatPriv(const CMIUtilString &vrFormat, va_list vArgs)
|
|
{
|
|
CMIUtilString strResult;
|
|
MIint nFinal = 0;
|
|
MIint n = vrFormat.size();
|
|
|
|
// IOR: mysterious crash in this function on some windows builds not able to duplicate
|
|
// but found article which may be related. Crash occurs in vsnprintf() or va_copy()
|
|
// Duplicate vArgs va_list argument pointer to ensure that it can be safely used in
|
|
// a new frame
|
|
// http://julipedia.meroh.net/2011/09/using-vacopy-to-safely-pass-ap.html
|
|
va_list argsDup;
|
|
va_copy(argsDup, vArgs);
|
|
|
|
// Create a copy va_list to reset when we spin
|
|
va_list argsCpy;
|
|
va_copy(argsCpy, argsDup);
|
|
|
|
if (n == 0)
|
|
return strResult;
|
|
|
|
n = n << 4; // Reserve 16 times as much the length of the vrFormat
|
|
|
|
std::unique_ptr<char[]> pFormatted;
|
|
while (1)
|
|
{
|
|
pFormatted.reset(new char[n + 1]); // +1 for safety margin
|
|
::strncpy(&pFormatted[0], vrFormat.c_str(), n);
|
|
|
|
// We need to restore the variable argument list pointer to the start again
|
|
// before running vsnprintf() more then once
|
|
va_copy(argsDup, argsCpy);
|
|
|
|
nFinal = ::vsnprintf(&pFormatted[0], n, vrFormat.c_str(), argsDup);
|
|
if ((nFinal < 0) || (nFinal >= n))
|
|
n += abs(nFinal - n + 1);
|
|
else
|
|
break;
|
|
}
|
|
|
|
va_end(argsCpy);
|
|
va_end(argsDup);
|
|
|
|
strResult = pFormatted.get();
|
|
|
|
return strResult;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Perform a snprintf format style on a string data. A new string object is
|
|
// created and returned.
|
|
// Type: Static method.
|
|
// Args: vFormat - (R) Format string data instruction.
|
|
// ... - (R) Var list args of any type.
|
|
// Return: CMIUtilString - Number of splits found in the string data.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::Format(const CMIUtilString vFormating, ...)
|
|
{
|
|
va_list args;
|
|
va_start(args, vFormating);
|
|
CMIUtilString strResult = CMIUtilString::FormatPriv(vFormating, args);
|
|
va_end(args);
|
|
|
|
return strResult;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Perform a snprintf format style on a string data. A new string object is
|
|
// created and returned.
|
|
// Type: Static method.
|
|
// Args: vrFormat - (R) Format string data instruction.
|
|
// vArgs - (R) Var list args of any type.
|
|
// Return: CMIUtilString - Number of splits found in the string data.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::FormatValist(const CMIUtilString &vrFormating, va_list vArgs)
|
|
{
|
|
return CMIUtilString::FormatPriv(vrFormating, vArgs);
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Splits string into array of strings using delimiter. If multiple delimiter
|
|
// are found in sequence then they are not added to the list of splits.
|
|
// Type: Method.
|
|
// Args: vData - (R) String data to be split up.
|
|
// vDelimiter - (R) Delimiter char or text.
|
|
// vwVecSplits - (W) Container of splits found in string data.
|
|
// Return: MIuint - Number of splits found in the string data.
|
|
// Throws: None.
|
|
//--
|
|
MIuint
|
|
CMIUtilString::Split(const CMIUtilString &vDelimiter, VecString_t &vwVecSplits) const
|
|
{
|
|
vwVecSplits.clear();
|
|
|
|
if (this->empty() || vDelimiter.empty())
|
|
return 0;
|
|
|
|
MIint nPos = find(vDelimiter);
|
|
if (nPos == (MIint)std::string::npos)
|
|
{
|
|
vwVecSplits.push_back(*this);
|
|
return 1;
|
|
}
|
|
const MIint strLen(length());
|
|
if (nPos == strLen)
|
|
{
|
|
vwVecSplits.push_back(*this);
|
|
return 1;
|
|
}
|
|
|
|
MIuint nAdd1(1);
|
|
if ((nPos > 0) && (substr(0, nPos) != vDelimiter))
|
|
{
|
|
nPos = 0;
|
|
nAdd1 = 0;
|
|
}
|
|
MIint nPos2 = find(vDelimiter, nPos + 1);
|
|
while (nPos2 != (MIint)std::string::npos)
|
|
{
|
|
const MIuint len(nPos2 - nPos - nAdd1);
|
|
const std::string strSection(substr(nPos + nAdd1, len));
|
|
if (strSection != vDelimiter)
|
|
vwVecSplits.push_back(strSection.c_str());
|
|
nPos += len + 1;
|
|
nPos2 = find(vDelimiter, nPos + 1);
|
|
nAdd1 = 0;
|
|
}
|
|
const std::string strSection(substr(nPos, strLen - nPos));
|
|
if ((strSection.length() != 0) && (strSection != vDelimiter))
|
|
vwVecSplits.push_back(strSection.c_str());
|
|
|
|
return vwVecSplits.size();
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Splits string into array of strings using delimiter. However the string is
|
|
// also considered for text surrounded by quotes. Text with quotes including the
|
|
// delimiter is treated as a whole. If multiple delimiter are found in sequence
|
|
// then they are not added to the list of splits. Quotes that are embedded in the
|
|
// the string as string formatted quotes are ignored (proceeded by a '\\') i.e.
|
|
// "\"MI GDB local C++.cpp\":88".
|
|
// Type: Method.
|
|
// Args: vData - (R) String data to be split up.
|
|
// vDelimiter - (R) Delimiter char or text.
|
|
// vwVecSplits - (W) Container of splits found in string data.
|
|
// Return: MIuint - Number of splits found in the string data.
|
|
// Throws: None.
|
|
//--
|
|
MIuint
|
|
CMIUtilString::SplitConsiderQuotes(const CMIUtilString &vDelimiter, VecString_t &vwVecSplits) const
|
|
{
|
|
vwVecSplits.clear();
|
|
|
|
if (this->empty() || vDelimiter.empty())
|
|
return 0;
|
|
|
|
MIint nPos = find(vDelimiter);
|
|
if (nPos == (MIint)std::string::npos)
|
|
{
|
|
vwVecSplits.push_back(*this);
|
|
return 1;
|
|
}
|
|
const MIint strLen(length());
|
|
if (nPos == strLen)
|
|
{
|
|
vwVecSplits.push_back(*this);
|
|
return 1;
|
|
}
|
|
|
|
// Look for more quotes
|
|
bool bHaveQuotes = false;
|
|
const MIchar cBckSlash = '\\';
|
|
const MIchar cQuote = '"';
|
|
MIint nPosQ = find(cQuote);
|
|
MIint nPosQ2 = (MIint)std::string::npos;
|
|
if (nPosQ != (MIint)std::string::npos)
|
|
{
|
|
nPosQ2 = nPosQ + 1;
|
|
while (nPosQ2 < strLen)
|
|
{
|
|
nPosQ2 = find(cQuote, nPosQ2);
|
|
if ((nPosQ2 == (MIint)std::string::npos) || (at(nPosQ2 - 1) != cBckSlash))
|
|
break;
|
|
nPosQ2++;
|
|
}
|
|
bHaveQuotes = (nPosQ2 != (MIint)std::string::npos);
|
|
}
|
|
|
|
MIuint nAdd1(1);
|
|
if ((nPos > 0) && (substr(0, nPos) != vDelimiter))
|
|
{
|
|
nPos = 0;
|
|
nAdd1 = 0;
|
|
}
|
|
MIint nPos2 = find(vDelimiter, nPos + 1);
|
|
while (nPos2 != (MIint)std::string::npos)
|
|
{
|
|
if (!bHaveQuotes || (bHaveQuotes && ((nPos2 > nPosQ2) || (nPos2 < nPosQ))))
|
|
{
|
|
// Extract text or quoted text
|
|
const MIuint len(nPos2 - nPos - nAdd1);
|
|
const std::string strSection(substr(nPos + nAdd1, len));
|
|
if (strSection != vDelimiter)
|
|
vwVecSplits.push_back(strSection.c_str());
|
|
nPos += len + 1;
|
|
nPos2 = find(vDelimiter, nPos + 1);
|
|
nAdd1 = 0;
|
|
|
|
if (bHaveQuotes && (nPos2 > nPosQ2))
|
|
{
|
|
// Reset, look for more quotes
|
|
bHaveQuotes = false;
|
|
nPosQ = find(cQuote, nPos);
|
|
nPosQ2 = (MIint)std::string::npos;
|
|
if (nPosQ != (MIint)std::string::npos)
|
|
{
|
|
nPosQ2 = find(cQuote, nPosQ + 1);
|
|
bHaveQuotes = (nPosQ2 != (MIint)std::string::npos);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Skip passed text in quotes
|
|
nPos2 = find(vDelimiter, nPosQ2 + 1);
|
|
}
|
|
}
|
|
const std::string strSection(substr(nPos, strLen - nPos));
|
|
if ((strSection.length() != 0) && (strSection != vDelimiter))
|
|
vwVecSplits.push_back(strSection.c_str());
|
|
|
|
return vwVecSplits.size();
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Remove '\n' from the end of string if found. It does not alter
|
|
// *this string.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: CMIUtilString - New version of the string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::StripCREndOfLine(void) const
|
|
{
|
|
const MIint nPos = rfind('\n');
|
|
if (nPos == (MIint)std::string::npos)
|
|
return *this;
|
|
|
|
const CMIUtilString strNew(substr(0, nPos).c_str());
|
|
|
|
return strNew;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Remove all '\n' from the string and replace with a space. It does not alter
|
|
// *this string.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: CMIUtilString - New version of the string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::StripCRAll(void) const
|
|
{
|
|
return FindAndReplace("\n", " ");
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Find and replace all matches of a sub string with another string. It does not
|
|
// alter *this string.
|
|
// Type: Method.
|
|
// Args: vFind - (R) The string to look for.
|
|
// vReplaceWith - (R) The string to replace the vFind match.
|
|
// Return: CMIUtilString - New version of the string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::FindAndReplace(const CMIUtilString &vFind, const CMIUtilString &vReplaceWith) const
|
|
{
|
|
if (vFind.empty() || this->empty())
|
|
return *this;
|
|
|
|
MIint nPos = find(vFind);
|
|
if (nPos == (MIint)std::string::npos)
|
|
return *this;
|
|
|
|
CMIUtilString strNew(*this);
|
|
while (nPos != (MIint)std::string::npos)
|
|
{
|
|
strNew.replace(nPos, vFind.length(), vReplaceWith);
|
|
nPos += vReplaceWith.length();
|
|
nPos = strNew.find(vFind, nPos);
|
|
}
|
|
|
|
return strNew;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Check if *this string is a decimal number.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: bool - True = yes number, false not a number.
|
|
// Throws: None.
|
|
//--
|
|
bool
|
|
CMIUtilString::IsNumber(void) const
|
|
{
|
|
if (empty())
|
|
return false;
|
|
|
|
if ((at(0) == '-') && (length() == 1))
|
|
return false;
|
|
|
|
const MIint nPos = find_first_not_of("-.0123456789");
|
|
if (nPos != (MIint)std::string::npos)
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Extract the number from the string. The number can be either a hexadecimal or
|
|
// natural number. It cannot contain other non-numeric characters.
|
|
// Type: Method.
|
|
// Args: vwrNumber - (W) Number exracted from the string.
|
|
// Return: bool - True = yes number, false not a number.
|
|
// Throws: None.
|
|
//--
|
|
bool
|
|
CMIUtilString::ExtractNumber(MIint64 &vwrNumber) const
|
|
{
|
|
vwrNumber = 0;
|
|
|
|
if (!IsNumber())
|
|
{
|
|
if (ExtractNumberFromHexadecimal(vwrNumber))
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
std::stringstream ss(const_cast<CMIUtilString &>(*this));
|
|
ss >> vwrNumber;
|
|
|
|
return true;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Extract the number from the hexadecimal string..
|
|
// Type: Method.
|
|
// Args: vwrNumber - (W) Number exracted from the string.
|
|
// Return: bool - True = yes number, false not a number.
|
|
// Throws: None.
|
|
//--
|
|
bool
|
|
CMIUtilString::ExtractNumberFromHexadecimal(MIint64 &vwrNumber) const
|
|
{
|
|
vwrNumber = 0;
|
|
|
|
const MIint nPos = find_first_not_of("x01234567890ABCDEFabcedf");
|
|
if (nPos != (MIint)std::string::npos)
|
|
return false;
|
|
|
|
const MIint64 nNum = ::strtoul(this->c_str(), nullptr, 16);
|
|
if (nNum != LONG_MAX)
|
|
{
|
|
vwrNumber = nNum;
|
|
return true;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Determine if the text is all valid alpha numeric characters. Letters can be
|
|
// either upper or lower case.
|
|
// Type: Static method.
|
|
// Args: vrText - (R) The text data to examine.
|
|
// Return: bool - True = yes all alpha, false = one or more chars is non alpha.
|
|
// Throws: None.
|
|
//--
|
|
bool
|
|
CMIUtilString::IsAllValidAlphaAndNumeric(const MIchar &vrText)
|
|
{
|
|
const MIuint len = ::strlen(&vrText);
|
|
if (len == 0)
|
|
return false;
|
|
|
|
MIchar *pPtr = const_cast<MIchar *>(&vrText);
|
|
for (MIuint i = 0; i < len; i++, pPtr++)
|
|
{
|
|
const MIchar c = *pPtr;
|
|
if (::isalnum((int)c) == 0)
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Check if two strings share equal contents.
|
|
// Type: Method.
|
|
// Args: vrLhs - (R) String A.
|
|
// vrRhs - (R) String B.
|
|
// Return: bool - True = yes equal, false - different.
|
|
// Throws: None.
|
|
//--
|
|
bool
|
|
CMIUtilString::Compare(const CMIUtilString &vrLhs, const CMIUtilString &vrRhs)
|
|
{
|
|
// Check the sizes match
|
|
if (vrLhs.size() != vrRhs.size())
|
|
return false;
|
|
|
|
return (::strncmp(vrLhs.c_str(), vrRhs.c_str(), vrLhs.size()) == 0);
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Remove from either end of *this string the following: " \t\n\v\f\r".
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: CMIUtilString - Trimmed string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::Trim(void) const
|
|
{
|
|
CMIUtilString strNew(*this);
|
|
const MIchar *pWhiteSpace = " \t\n\v\f\r";
|
|
const MIint nPos = find_last_not_of(pWhiteSpace);
|
|
if (nPos != (MIint)std::string::npos)
|
|
{
|
|
strNew = substr(0, nPos + 1).c_str();
|
|
}
|
|
const MIint nPos2 = strNew.find_first_not_of(pWhiteSpace);
|
|
if (nPos2 != (MIint)std::string::npos)
|
|
{
|
|
strNew = strNew.substr(nPos2).c_str();
|
|
}
|
|
|
|
return strNew;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Remove from either end of *this string the specified character.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: CMIUtilString - Trimmed string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::Trim(const MIchar vChar) const
|
|
{
|
|
CMIUtilString strNew(*this);
|
|
const MIint nLen = strNew.length();
|
|
if (nLen > 1)
|
|
{
|
|
if ((strNew[0] == vChar) && (strNew[nLen - 1] == vChar))
|
|
strNew = strNew.substr(1, nLen - 2).c_str();
|
|
}
|
|
|
|
return strNew;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Do a printf equivalent for printing a number in binary i.e. "b%llB".
|
|
// Type: Static method.
|
|
// Args: vnDecimal - (R) The number to represent in binary.
|
|
// Return: CMIUtilString - Binary number in text.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::FormatBinary(const MIuint64 vnDecimal)
|
|
{
|
|
CMIUtilString strBinaryNumber;
|
|
|
|
const MIuint nConstBits = 64;
|
|
MIuint nRem[nConstBits + 1];
|
|
MIint i = 0;
|
|
MIuint nLen = 0;
|
|
MIuint64 nNum = vnDecimal;
|
|
while ((nNum > 0) && (nLen < nConstBits))
|
|
{
|
|
nRem[i++] = nNum % 2;
|
|
nNum = nNum >> 1;
|
|
nLen++;
|
|
}
|
|
MIchar pN[nConstBits + 1];
|
|
MIuint j = 0;
|
|
for (i = nLen; i > 0; --i, j++)
|
|
{
|
|
pN[j] = '0' + nRem[i - 1];
|
|
}
|
|
pN[j] = 0; // String NUL termination
|
|
|
|
strBinaryNumber = CMIUtilString::Format("0b%s", &pN[0]);
|
|
|
|
return strBinaryNumber;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Remove from a string doubled up characters so only one set left. Characters
|
|
// are only removed if the previous character is already a same character.
|
|
// Type: Method.
|
|
// Args: vChar - (R) The character to search for and remove adjacent duplicates.
|
|
// Return: CMIUtilString - New version of the string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::RemoveRepeatedCharacters(const MIchar vChar)
|
|
{
|
|
return RemoveRepeatedCharacters(0, vChar);
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Recursively remove from a string doubled up characters so only one set left.
|
|
// Characters are only removed if the previous character is already a same
|
|
// character.
|
|
// Type: Method.
|
|
// Args: vChar - (R) The character to search for and remove adjacent duplicates.
|
|
// vnPos - (R) Character position in the string.
|
|
// Return: CMIUtilString - New version of the string.
|
|
// Throws: None.
|
|
//--
|
|
CMIUtilString
|
|
CMIUtilString::RemoveRepeatedCharacters(const MIint vnPos, const MIchar vChar)
|
|
{
|
|
const MIchar cQuote = '"';
|
|
|
|
// Look for first quote of two
|
|
MIint nPos = find(cQuote, vnPos);
|
|
if (nPos == (MIint)std::string::npos)
|
|
return *this;
|
|
|
|
const MIint nPosNext = nPos + 1;
|
|
if (nPosNext > (MIint)length())
|
|
return *this;
|
|
|
|
if (at(nPosNext) == cQuote)
|
|
{
|
|
*this = substr(0, nPos) + substr(nPosNext, length());
|
|
RemoveRepeatedCharacters(nPosNext, vChar);
|
|
}
|
|
|
|
return *this;
|
|
}
|
|
|
|
//++ ------------------------------------------------------------------------------------
|
|
// Details: Is the text in *this string surrounded by quotes.
|
|
// Type: Method.
|
|
// Args: None.
|
|
// Return: bool - True = Yes string is quoted, false = no quoted.
|
|
// Throws: None.
|
|
//--
|
|
bool
|
|
CMIUtilString::IsQuoted(void) const
|
|
{
|
|
const MIchar cQuote = '"';
|
|
|
|
if (at(0) != cQuote)
|
|
return false;
|
|
|
|
const MIint nLen = length();
|
|
if ((nLen > 0) && (at(nLen - 1) != cQuote))
|
|
return false;
|
|
|
|
return true;
|
|
}
|