Add in-place replaceAll method to StrUtils

Author: shahor02

Common/Utils/include/CommonUtils/StringUtils.h

@@ -146,6 +146,9 @@ struct Str {
     return s.str();
   }
 
+  // replace all occurencies of from by to, return count
+  static int replaceAll(std::string& s, const std::string& from, const std::string& to);
+
   // generate random string of given length, suitable for file names
   static std::string getRandomString(int length);
 

Common/Utils/src/StringUtils.cxx

@@ -34,6 +34,19 @@ std::vector<std::string> Str::tokenize(const std::string& src, char delim, bool
   return tokens;
 }
 
+// replace all occurencies of from by to, return count
+int Str::replaceAll(std::string& s, const std::string& from, const std::string& to)
+{
+  int count = 0;
+  size_t pos = 0;
+  while ((pos = s.find(from, pos)) != std::string::npos) {
+    s.replace(pos, from.length(), to);
+    pos += to.length(); // Handles case where 'to' is a substring of 'from'
+    count++;
+  }
+  return count;
+}
+
 // generate random string of given lenght, suitable for file names
 std::string Str::getRandomString(int lenght)
 {