Config class: One of the string parameters to findKeys is now a const reference.

meteoio/Config.cc

@@ -167,7 +167,7 @@ std::string Config::getSourceName() const
 	return sourcename;
 }
 
-size_t Config::findKeys(std::vector<std::string>& vecResult, const std::string keystart,
+size_t Config::findKeys(std::vector<std::string>& vecResult, const std::string& keystart,
                         std::string section) const
 {
 	vecResult.clear();
@@ -176,7 +176,6 @@ size_t Config::findKeys(std::vector<std::string>& vecResult, const std::string k
 		section = defaultSection;
 
 	const string tmp_keystart = IOUtils::strToUpper(section) + "::" + IOUtils::strToUpper(keystart);
-
 	//Loop through keys, look for substring match - push it into vecResult
 	for (map<string,string>::const_iterator it=properties.begin(); it != properties.end(); it++){
 		const string tmp = (it->first).substr(0, tmp_keystart.length());

meteoio/Config.h

@@ -263,7 +263,7 @@ class Config {
 		 * @endcode
 		 */
 		size_t findKeys(std::vector<std::string>& vecResult,
-		               const std::string keystart, std::string section="GENERAL") const;
+		               const std::string& keystart, std::string section="GENERAL") const;
 
 		static const std::string defaultSection;
 

meteoio/IOUtils.cc

@@ -173,11 +173,11 @@ void trim(std::string& str)
 }
 
 void toUpper(std::string& str) {
-	std::transform(str.begin(), str.end(),str.begin(), ::toupper);
+	std::transform(str.begin(), str.end(), str.begin(), ::toupper);
 }
 
 void toLower(std::string& str) {
-	std::transform(str.begin(), str.end(),str.begin(), ::tolower);
+	std::transform(str.begin(), str.end(), str.begin(), ::tolower);
 }
 
 std::string strToUpper(const std::string &str) {

meteoio/meteofilters/ProcessingStack.cc

@@ -77,7 +77,7 @@ size_t ProcessingStack::getFiltersForParameter(const Config& cfg, const std::str
 	std::string tmp;
 	cfg.findKeys(vecKeys, parname+"::filter", "Filters");
 
-	for (size_t ii=0; ii<vecKeys.size(); ii++){
+	for (size_t ii=0; ii<vecKeys.size(); ii++){		
 		cfg.getValue(vecKeys[ii], "Filters", tmp, Config::nothrow);
 		vecFilters.push_back(tmp);
 	}