[foundation] Implemented 'Exception' class 'what()' method (#351)

Implemented 'Exception' class 'what()' method

This commit introduced 'what()' method 'Exception' class

Signed-off-by: Ivan Vagin <ivan.vagin@samsung.com>

diff --git a/libs/foundation/include/nncc/foundation/Exception.h b/libs/foundation/include/nncc/foundation/Exception.h
index 1238b1d..ae68e34 100644 (file)
--- a/libs/foundation/include/nncc/foundation/Exception.h
+++ b/libs/foundation/include/nncc/foundation/Exception.h
@@ -29,6 +29,7 @@ public:
 
 private:
   std::vector<std::string> _info;
+  mutable std::string _sInfo;
 };
 
 std::ostream &operator<<(std::ostream &s, const Exception &e);

diff --git a/libs/foundation/src/Exception.cpp b/libs/foundation/src/Exception.cpp
index c677bba..8cdfcb6 100644 (file)
--- a/libs/foundation/src/Exception.cpp
+++ b/libs/foundation/src/Exception.cpp
@@ -26,8 +26,10 @@ Exception::Exception(Exception &e, const std::string &info)
 
 const char *Exception::what() const throw()
 {
-  // TODO implement it
-  throw std::runtime_error{"Not implemented, yet"};
+  _sInfo.clear();
+  for (auto it : _info)
+    _sInfo.append(it).append("\n");
+  return _sInfo.c_str();
 }
 
 const std::vector<std::string> &Exception::getInfo() const { return _info; }