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Slight optimisation of status_code functions

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This commit is contained in:
eidheim 2017-11-25 12:10:45 +01:00
commit de23d679c4
1 changed files with 12 additions and 18 deletions
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30
status_code.hpp
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@ -72,8 +72,8 @@ namespace SimpleWeb {
server_error_network_authentication_required server_error_network_authentication_required
}; };
const inline std::vector<std::pair<StatusCode, std::string>> &status_codes() noexcept { inline const std::map<StatusCode, std::string> &status_code_strings() {
const static std::vector<std::pair<StatusCode, std::string>> status_codes = { static const std::map<StatusCode, std::string> status_code_strings = {
{StatusCode::unknown, ""}, {StatusCode::unknown, ""},
{StatusCode::information_continue, "100 Continue"}, {StatusCode::information_continue, "100 Continue"},
{StatusCode::information_switching_protocols, "101 Switching Protocols"}, {StatusCode::information_switching_protocols, "101 Switching Protocols"},
@ -136,36 +136,30 @@ namespace SimpleWeb {
{StatusCode::server_error_loop_detected, "508 Loop Detected"}, {StatusCode::server_error_loop_detected, "508 Loop Detected"},
{StatusCode::server_error_not_extended, "510 Not Extended"}, {StatusCode::server_error_not_extended, "510 Not Extended"},
{StatusCode::server_error_network_authentication_required, "511 Network Authentication Required"}}; {StatusCode::server_error_network_authentication_required, "511 Network Authentication Required"}};
return status_codes; return status_code_strings;
} }
inline StatusCode status_code(const std::string &status_code_str) noexcept { inline StatusCode status_code(const std::string &status_code_string) noexcept {
class StringToStatusCode : public std::unordered_map<std::string, SimpleWeb::StatusCode> { class StringToStatusCode : public std::unordered_map<std::string, SimpleWeb::StatusCode> {
public: public:
StringToStatusCode() { StringToStatusCode() {
for(auto &status_code : SimpleWeb::status_codes()) for(auto &status_code : status_code_strings())
emplace(status_code.second, status_code.first); emplace(status_code.second, status_code.first);
} }
}; };
static StringToStatusCode string_to_status_code; static StringToStatusCode string_to_status_code;
auto pos = string_to_status_code.find(status_code_str); auto pos = string_to_status_code.find(status_code_string);
if(pos == string_to_status_code.end()) if(pos == string_to_status_code.end())
return StatusCode::unknown; return StatusCode::unknown;
return pos->second; return pos->second;
} }
const inline std::string &status_code(StatusCode status_code_enum) noexcept { inline const std::string &status_code(StatusCode status_code_enum) noexcept {
class StatusCodeToString : public std::map<SimpleWeb::StatusCode, std::string> { auto pos = status_code_strings().find(status_code_enum);
public: if(pos == status_code_strings().end()) {
StatusCodeToString() { static std::string empty_string;
for(auto &status_code : SimpleWeb::status_codes()) return empty_string;
emplace(status_code.first, status_code.second); }
}
};
static StatusCodeToString status_code_to_string;
auto pos = status_code_to_string.find(status_code_enum);
if(pos == status_code_to_string.end())
return status_codes()[0].second;
return pos->second; return pos->second;
} }
} // namespace SimpleWeb } // namespace SimpleWeb