Print test summary

shell/history.cpp

@@ -0,0 +1,54 @@
+#include "elna/history.hpp"
+
+namespace elna
+{
+    editor_history::editor_history()
+        : commands{}, current_pointer(commands.cend())
+    {
+    }
+
+    void editor_history::push(const std::string& entry)
+    {
+        commands.push_back(entry);
+        current_pointer = commands.cend();
+    }
+
+    void editor_history::clear()
+    {
+        commands.clear();
+        current_pointer = commands.cend();
+    }
+
+    editor_history::const_iterator editor_history::prev() noexcept
+    {
+        if (this->current_pointer != cbegin())
+        {
+            this->current_pointer = std::prev(this->current_pointer);
+        }
+        return this->current_pointer;
+    }
+
+    editor_history::const_iterator editor_history::next() noexcept
+    {
+        if (this->current_pointer != cend())
+        {
+            this->current_pointer = std::next(this->current_pointer);
+        }
+        return this->current_pointer;
+    }
+
+    editor_history::const_iterator editor_history::cbegin() const noexcept
+    {
+        return this->commands.cbegin();
+    }
+
+    editor_history::const_iterator editor_history::cend() const noexcept
+    {
+        return this->commands.cend();
+    }
+
+    editor_history::const_iterator editor_history::current() const noexcept
+    {
+        return this->current_pointer;
+    }
+}