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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "str.h"
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <sstream>
Str::Str(char c)
{
char str[2] = { c, 0 };
init(str);
}
Str::Str(const char *cstr)
{
init(cstr);
}
void Str::init(const char *cstr)
{
if (cstr)
m_str = cstr;
}
Str Str::arg(const Str &s) const
{
size_t idx = m_str.find_first_of("%VAR");
if (idx == std::string::npos)
return *this;
std::string result = m_str;
result.replace(idx, 4, s.m_str);
return result.c_str();
}
Str &Str::append(const Str &s)
{
m_str += s.m_str;
return *this;
}
Str &Str::prepend(const Str &s)
{
m_str = s.m_str + m_str;
return *this;
}
const char *Str::cstring() const
{
return m_str.c_str();
}
int Str::toInt(bool *ok, int base) const
{
int result = 0;
std::istringstream conv(m_str);
switch (base) {
case 8:
conv >> std::oct >> result;
break;
case 10:
conv >> std::dec >> result;
break;
case 16:
conv >> std::hex >> result;
break;
}
const bool my_ok = std::istringstream::eofbit & conv.rdstate();
if (!my_ok)
result = 0;
if (ok)
*ok = my_ok;
return result;
}
void Str::show() const
{
std::printf("%s", cstring());
}
char Str::get_char(int pos) const
{
return m_str[pos];
}
bool Str::set_char(int pos, char ch)
{
m_str[pos] = ch;
return true;
}
Str Str::operator+(int number) const
{
std::ostringstream in;
in << m_str << number;
return in.str().c_str();
}
bool Str::operator==(const Str &other) const
{
return m_str == other.m_str;
}
Str operator+(int number, const Str &str)
{
std::ostringstream in;
in << number << str.m_str;
return in.str().c_str();
}
bool Str::operator<(const Str &other) const
{
return m_str < other.m_str;
}
unsigned int strHash(const Str &str)
{
unsigned int result = 0;
for (char c : str.m_str)
result = 5U * result + unsigned(c);
return result;
}
void changePStr(PStr *pstr, const char *suffix)
{
pstr->append(suffix);
}
void duplicatePStr(PStr *pstr)
{
if (!pstr)
return;
pstr->append(*pstr);
}
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