Add basic parsing for menu lists with only loadMenus instructions

src/ObjLoading/Parsing/Menu/MenuFileReader.cpp

@@ -0,0 +1,58 @@
+#include "MenuFileReader.h"
+
+#include "MenuFileParser.h"
+#include "Parsing/Impl/CommentRemovingStreamProxy.h"
+#include "Parsing/Impl/DefinesStreamProxy.h"
+#include "Parsing/Impl/IncludingStreamProxy.h"
+#include "Parsing/Impl/ParserMultiInputStream.h"
+#include "Parsing/Impl/ParserSingleInputStream.h"
+#include "Parsing/Simple/SimpleLexer.h"
+
+MenuFileReader::MenuFileReader(std::istream& stream, std::string fileName, include_callback_t includeCallback)
+    : m_file_name(std::move(fileName)),
+    m_stream(nullptr)
+{
+    OpenBaseStream(stream, std::move(includeCallback));
+    SetupStreamProxies();
+    m_stream = m_open_streams.back().get();
+}
+
+MenuFileReader::MenuFileReader(std::istream& stream, std::string fileName)
+    : m_file_name(std::move(fileName)),
+    m_stream(nullptr)
+{
+    OpenBaseStream(stream, nullptr);
+    SetupStreamProxies();
+    m_stream = m_open_streams.back().get();
+}
+
+bool MenuFileReader::OpenBaseStream(std::istream& stream, include_callback_t includeCallback)
+{
+    if(includeCallback)
+        m_open_streams.emplace_back(std::make_unique<ParserMultiInputStream>(stream, m_file_name, std::move(includeCallback)));
+    else
+        m_open_streams.emplace_back(std::make_unique<ParserSingleInputStream>(stream, m_file_name));
+
+    return true;
+}
+
+void MenuFileReader::SetupStreamProxies()
+{
+    m_open_streams.emplace_back(std::make_unique<CommentRemovingStreamProxy>(m_open_streams.back().get()));
+    m_open_streams.emplace_back(std::make_unique<IncludingStreamProxy>(m_open_streams.back().get()));
+    m_open_streams.emplace_back(std::make_unique<DefinesStreamProxy>(m_open_streams.back().get()));
+
+    m_stream = m_open_streams.back().get();
+}
+
+bool MenuFileReader::ReadMenuFile(MenuFeatureLevel featureLevel)
+{
+    const auto lexer = std::make_unique<SimpleLexer>(m_stream, SimpleLexer::Config{false, true, false});
+    const auto parser = std::make_unique<MenuFileParser>(lexer.get(), featureLevel);
+
+    if (parser->Parse())
+        return true;
+
+    std::cout << "Parsing menu file failed!" << std::endl;
+    return false;
+}