mirror of https://github.com/RPCS3/rpcs3.git
89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
#include "stdafx.h"
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#include "StrFmt.h"
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extern const std::string fmt::placeholder = "???";
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//wrapper to deal with advance sprintf formating options with automatic length finding
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//can't take strings by reference because of "va_start", so overload it with char *
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std::string fmt::FormatV(const char *fmt, va_list args)
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{
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size_t length = 256;
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std::string str;
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for (;;)
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{
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std::vector<char> buffptr(length);
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size_t printlen = vsnprintf(buffptr.data(), length, fmt, args);
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if (printlen < length)
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{
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str = std::string(buffptr.data(), printlen);
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break;
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}
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length *= 2;
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}
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return str;
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}
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std::string fmt::FormatV(std::string fmt, va_list args)
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{
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std::string str = FormatV(fmt.c_str(), args);
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return str;
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}
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std::string replace_first(const std::string& src, const std::string& from, const std::string& to)
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{
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auto pos = src.find(from);
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if (pos == std::string::npos)
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{
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return src;
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}
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return (pos ? src.substr(0, pos) + to : to) + std::string(src.c_str() + pos + from.length());
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}
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std::string replace_all(std::string src, const std::string& from, const std::string& to)
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{
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for (auto pos = src.find(from); pos != std::string::npos; src.find(from, pos + 1))
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{
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src = (pos ? src.substr(0, pos) + to : to) + std::string(src.c_str() + pos + from.length());
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pos += to.length();
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}
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return src;
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}
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//convert a wxString to a std::string encoded in utf8
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//CAUTION, only use this to interface with wxWidgets classes
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std::string fmt::ToUTF8(const wxString& right)
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{
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auto ret = std::string(((const char *) right.utf8_str()));
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return ret;
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}
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//convert a std::string encoded in utf8 to a wxString
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//CAUTION, only use this to interface with wxWidgets classes
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wxString fmt::FromUTF8(const std::string& right)
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{
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auto ret = wxString::FromUTF8(right.c_str());
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return ret;
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}
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//TODO: remove this after every snippet that uses it is gone
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//WARNING: not fully compatible with CmpNoCase from wxString
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int fmt::CmpNoCase(const std::string& a, const std::string& b)
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{
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if (a.length() != b.length())
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{
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return -1;
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}
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else
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{
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return std::equal(a.begin(),
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a.end(),
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b.begin(),
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[](const char& a, const char& b){return tolower(a) == tolower(b); })
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? 0 : -1;
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}
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} |