Add overload of join_string for vector argument + unittest

[libi2ncommon] / src / stringfunc.cpp

diff --git a/src/stringfunc.cpp b/src/stringfunc.cpp
index fa5729c..c50eb24 100644 (file)
--- a/src/stringfunc.cpp
+++ b/src/stringfunc.cpp
@@ -431,6 +431,27 @@ std::string join_string(
 } // eo join_string(const std::list< std::string >&,const std::string&)
 
 
+/** @brief same as join_string for list, except uses a vector */
+std::string join_string(
+   const std::vector< std::string >& parts,
+   const std::string& delimiter
+)
+{
+   std::string result;
+   if (! parts.empty() )
+   {
+      std::vector< std::string >::const_iterator it= parts.begin();
+      result = *it;
+      while ( ++it != parts.end() )
+      {
+         result+= delimiter;
+         result+= *it;
+      }
+   }
+   return result;
+} // eo join_string(const std::vector< std::string >&,const std::string&)
+
+
 
 /*
 ** conversions