assert valid Frame index

Base/Axis/Frame.cpp

@@ -54,6 +54,7 @@ size_t Frame::size() const
 
 const Scale& Frame::axis(size_t k_axis) const
 {
+    ASSERT(k_axis < rank());
     return *m_axes.at(k_axis);
 }
 const Scale& Frame::xAxis() const
@@ -62,11 +63,13 @@ const Scale& Frame::xAxis() const
 }
 const Scale& Frame::yAxis() const
 {
+    ASSERT(1 < rank());
     return *m_axes.at(1);
 }
 
 size_t Frame::projectedSize(size_t k_axis) const
 {
+    ASSERT(k_axis < rank());
     return m_axes[k_axis]->size();
 }
 

Device/Histo/SimulationResult.cpp

@@ -56,8 +56,7 @@ std::vector<double> SimulationResult::convertedBinCenters() const
 
 std::vector<double> SimulationResult::convertedBinCenters(size_t i_axis) const
 {
-    ASSERT(i_axis < frame().rank());
-    return frame().axis(i_axis).binCenters();
+     return frame().axis(i_axis).binCenters();
 }
 
 void SimulationResult::setTitle(const std::string& title)