Optimize parameter passing to avoid unnecessary copying

src/coders/commons.cpp

@@ -15,7 +15,7 @@ inline double power(double base, int64_t power) {
 }
 
 parsing_error::parsing_error(
-    std::string message,
+    const std::string& message,
     std::string_view filename,
     std::string_view source,
     uint pos,
@@ -332,6 +332,6 @@ std::string BasicParser::parseString(char quote, bool closeRequired) {
     return ss.str();
 }
 
-parsing_error BasicParser::error(std::string message) {
+parsing_error BasicParser::error(const std::string& message) {
     return parsing_error(message, filename, source, pos, line, linestart);
 }