Common/SettingsHandler: Use std::string_view where applicable

Allows passed in strings to be non-allocating.
This commit is contained in:
Lioncash
2019-07-16 04:11:53 -04:00
parent 9dd8f82e78
commit af576839d8
2 changed files with 11 additions and 10 deletions

View File

@ -38,27 +38,27 @@ void SettingsHandler::SetBytes(Buffer&& buffer)
Decrypt();
}
std::string SettingsHandler::GetValue(const std::string& key) const
std::string SettingsHandler::GetValue(std::string_view key) const
{
std::string delim = std::string("\r\n");
std::string toFind = delim + key + "=";
constexpr char delim[] = "\r\n";
std::string toFind = std::string(delim).append(key).append("=");
size_t found = decoded.find(toFind);
if (found != decoded.npos)
if (found != std::string_view::npos)
{
size_t delimFound = decoded.find(delim, found + toFind.length());
if (delimFound == decoded.npos)
if (delimFound == std::string_view::npos)
delimFound = decoded.length() - 1;
return decoded.substr(found + toFind.length(), delimFound - (found + toFind.length()));
}
else
{
toFind = key + "=";
toFind = std::string(key).append("=");
found = decoded.find(toFind);
if (found == 0)
{
size_t delimFound = decoded.find(delim, found + toFind.length());
if (delimFound == decoded.npos)
if (delimFound == std::string_view::npos)
delimFound = decoded.length() - 1;
return decoded.substr(found + toFind.length(), delimFound - (found + toFind.length()));
}
@ -89,7 +89,7 @@ void SettingsHandler::Reset()
m_buffer = {};
}
void SettingsHandler::AddSetting(const std::string& key, const std::string& value)
void SettingsHandler::AddSetting(std::string_view key, std::string_view value)
{
for (const char& c : key)
{