Make sure zone memory can allocate blocks that are larger than its default maximum size and throw an error if allocation failed

src/ZoneWriting/Writing/InMemoryZoneData.cpp

@@ -1,6 +1,6 @@
 #include "InMemoryZoneData.h"
 
-#include <cassert>
+#include <stdexcept>
 
 InMemoryZoneData::InMemoryZoneData()
     : m_total_size(0)
@@ -12,16 +12,23 @@ InMemoryZoneData::MemoryBuffer::MemoryBuffer(const size_t size)
     : m_data(std::make_unique<char[]>(size)),
       m_size(0)
 {
+    if (!m_data)
+        throw std::runtime_error("Failed to allocate memory for memory buffer.");
 }
 
 void* InMemoryZoneData::GetBufferOfSize(const size_t size)
 {
-    assert(size <= BUFFER_SIZE);
+    if(size > BUFFER_SIZE)
-
+    {
-    if(m_buffers.back().m_size + size > BUFFER_SIZE)
+        m_buffers.emplace_back(size);
+    }
+    else
+    {
+        if (m_buffers.back().m_size + size > BUFFER_SIZE)
         {
             m_buffers.emplace_back(BUFFER_SIZE);
         }
+    }
 
     auto& backBuffer = m_buffers.back();
     void* result = &backBuffer.m_data[backBuffer.m_size];

src/ZoneWriting/Writing/ZoneWriter.cpp

@@ -1,6 +1,7 @@
 #include "ZoneWriter.h"
 
 #include <iostream>
+#include <stdexcept>
 
 #include "WritingException.h"
 #include "WritingFileStream.h"
@@ -74,6 +75,11 @@ bool ZoneWriter::WriteZone(std::ostream& stream)
         std::cout << "Writing fastfile failed: " << e.Message() << std::endl;
         return false;
     }
+    catch (std::runtime_error& e)
+    {
+        std::cout << "Writing fastfile failed: " << e.what() << std::endl;
+        return false;
+    }
 
     endStream->Flush();