add TextLoader::get_eol_at_eof()

src/core/TextLoader.h

@@ -32,6 +32,7 @@ public:
     int get_line_endings() { return m_line_endings; }
     auto begin() { return m_lines->begin(); }
     auto end() { return m_lines->end(); }
+    bool get_eol_at_eof() { return m_eol_at_eof; }
 
     typedef std::pair<uint8_t *, uint32_t> LineIndexPair;
     typedef std::list<LineIndexPair> LineIndexPairList;
@@ -39,6 +40,7 @@ public:
 
 protected:
     int m_line_endings;
+    bool m_eol_at_eof;
     LineIndexPairListRef m_lines;
 };