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param_package: Take std::string by value in string-based Set() function

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Allows avoiding string copies by letting the strings be moved into the
function calls.
This commit is contained in:
Lioncash 2018-07-20 17:17:26 -04:00 committed by zhupengfei
parent 5b691d3fe0
commit b92af5a858
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GPG key ID: 85B82A3E62174206
2 changed files with 5 additions and 4 deletions
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7
src/common/param_package.cpp
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@ -3,6 +3,7 @@
// Refer to the license.txt file included. // Refer to the license.txt file included.
#include <array> #include <array>
#include <utility>
#include <vector> #include <vector>
#include "common/logging/log.h" #include "common/logging/log.h"
#include "common/param_package.h" #include "common/param_package.h"
@ -36,7 +37,7 @@ ParamPackage::ParamPackage(const std::string& serialized) {
part = Common::ReplaceAll(part, ESCAPE_CHARACTER_ESCAPE, {ESCAPE_CHARACTER}); part = Common::ReplaceAll(part, ESCAPE_CHARACTER_ESCAPE, {ESCAPE_CHARACTER});
} }
Set(key_value[0], key_value[1]); Set(key_value[0], std::move(key_value[1]));
} }
} }
@ -102,8 +103,8 @@ float ParamPackage::Get(const std::string& key, float default_value) const {
} }
} }
void ParamPackage::Set(const std::string& key, const std::string& value) { void ParamPackage::Set(const std::string& key, std::string value) {
data.insert_or_assign(key, value); data.insert_or_assign(key, std::move(value));
} }
void ParamPackage::Set(const std::string& key, int value) { void ParamPackage::Set(const std::string& key, int value) {

2
src/common/param_package.h
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@ -28,7 +28,7 @@ public:
std::string Get(const std::string& key, const std::string& default_value) const; std::string Get(const std::string& key, const std::string& default_value) const;
int Get(const std::string& key, int default_value) const; int Get(const std::string& key, int default_value) const;
float Get(const std::string& key, float default_value) const; float Get(const std::string& key, float default_value) const;
void Set(const std::string& key, const std::string& value); void Set(const std::string& key, std::string value);
void Set(const std::string& key, int value); void Set(const std::string& key, int value);
void Set(const std::string& key, float value); void Set(const std::string& key, float value);
bool Has(const std::string& key) const; bool Has(const std::string& key) const;