لماذا نحتاج وظائف افتراضية

 Root * Parser::parse (const Lexer &lexer) { Node * open_node(tree); Node::Node_type type; for (unsigned long i(0), len(lexer.count()); i < len; i++) { type = open_node->get_type(); if (type == Node::CITE || type == Node::TEXT || type == Node::NEWLINE || type == Node::NOTIFICATION || type == Node::IMAGE) throw string("error!"); switch (lexer[i].type) { case Lexer::NEWLINE: { if (type == Node::ROOT || type == Node::SECTION) ; else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->add_text("\n"); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->add_text("\n"); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->add_text("\n"); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } } else if (type == Node::LINK) { open_node = static_cast<Link*>(open_node)->add_text(lexer[i].lexeme); } else // INLINE open_node = static_cast<Inline*>(open_node)->add_text(lexer[i].lexeme); break; } case Lexer::DOUBLE_NEWLINE: { if (type == Node::ROOT || type == Node::SECTION) ; else if (type == Node::PARAGRAPH) { open_node = static_cast<Paragraph*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } } else if (type == Node::QUOTE) { open_node = static_cast<Quote*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } } else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } } else throw string("unexpected double newline!"); break; } case Lexer::UNDERLINE: { if (type == Node::ROOT) open_node = tree->add_line(); else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->close(); open_node = tree->add_line(); } else if (type == Node::PARAGRAPH) { open_node = static_cast<Paragraph*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->close(); open_node = tree->add_line(); } else if (type == Node::TITLE) throw string("unexpected underline inside title!"); else if (type == Node::QUOTE) { open_node = static_cast<Quote*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->close(); open_node = tree->add_line(); } else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->close(); open_node = tree->add_line(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->close(); open_node = tree->add_line(); } else // INLINE throw string("unexpected underline inside inline span!"); break; } case Lexer::TITLE_START: { if (lexer[i].lexeme.size() > 7) throw string("invalid title: \"" + lexer[i].lexeme + "\"!"); if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_title(lexer[i].lexeme.size()-1); } else if (type == Node::SECTION) open_node = static_cast<Section*>(open_node)->open_title(lexer[i].lexeme.size()-1); else if (type == Node::PARAGRAPH) { open_node = static_cast<Paragraph*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_title(lexer[i].lexeme.size()-1); } else if (type == Node::TITLE) throw string("title can't contain another title!"); else if (type == Node::QUOTE) { open_node = static_cast<Quote*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_title(lexer[i].lexeme.size()-1); } else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_title(lexer[i].lexeme.size()-1); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_title(lexer[i].lexeme.size()-1); } else if (type == Node::LINK) throw string("link can't contain a title!"); else // INLINE throw string("inline span can't contain a title!"); break; } case Lexer::BOLD_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_bold(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_bold(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_bold(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_bold(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_bold(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_bold(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_bold(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_bold(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_bold(); break; } case Lexer::ITALIC_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_italic(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_italic(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_italic(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_italic(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_italic(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_italic(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_italic(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_italic(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_italic(); break; } case Lexer::UNDERLINED_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_underlined(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_underlined(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_underlined(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_underlined(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_underlined(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_underlined(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_underlined(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_underlined(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_underlined(); break; } case Lexer::OVERLINED_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_overlined(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_overlined(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_overlined(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_overlined(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_overlined(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_overlined(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_overlined(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_overlined(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_overlined(); break; } case Lexer::THROWLINED_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_throwlined(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_throwlined(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_throwlined(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_throwlined(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_throwlined(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_throwlined(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_throwlined(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_throwlined(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_throwlined(); break; } case Lexer::SUBSCRIPT_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_subscript(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_subscript(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_subscript(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_subscript(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_subscript(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_subscript(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_subscript(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_subscript(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_subscript(); break; } case Lexer::SUPERSCRIPT_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_superscript(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_superscript(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_superscript(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_superscript(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_superscript(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_superscript(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_superscript(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_superscript(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_superscript(); break; } case Lexer::MARKED_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_marked(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_marked(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_marked(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_marked(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_marked(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_marked(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_marked(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_marked(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_marked(); break; } case Lexer::MONOSPACE_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_monospace(); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_monospace(); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_monospace(); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_monospace(); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_monospace(); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_monospace(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_monospace(); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_monospace(); else // INLINE open_node = static_cast<Inline*>(open_node)->open_monospace(); break; } case Lexer::SPAN_OR_IMAGE_FINISH: { if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->close(); else if (type == Node::BOLD || type == Node::ITALIC || type == Node::UNDERLINED || type == Node::OVERLINED || type == Node::THROWLINED || type == Node::SUBSCRIPT || type == Node::SUPERSCRIPT || type == Node::MARKED || type == Node::MONOSPACE) open_node = static_cast<Inline*>(open_node)->close(); else if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text("]"); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text("]"); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->add_text("]"); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->add_text("]"); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->add_text("]"); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text("]"); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text("]"); } else // INLINE open_node = static_cast<Inline*>(open_node)->add_text(">"); break; } case Lexer::LINK_START: { if (i > len-3 || lexer[++i].type != Lexer::TEXT || lexer[++i].type != Lexer::LINK_FINISH) throw string("unclosed link!"); if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_link(lexer[i-1].lexeme); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_link(lexer[i-1].lexeme); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->open_link(lexer[i-1].lexeme); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->open_link(lexer[i-1].lexeme); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->open_link(lexer[i-1].lexeme); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_link(lexer[i-1].lexeme); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->open_link(lexer[i-1].lexeme); } else if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->open_link(lexer[i-1].lexeme); else // INLINE open_node = static_cast<Inline*>(open_node)->open_link(lexer[i-1].lexeme); break; } case Lexer::LINK_FINISH: { if (type == Node::LINK) open_node = static_cast<Link*>(open_node)->close(); else if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text(">"); } else if (type == Node::SECTION) { open_node = static_cast<Section>(open_node).open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text(">"); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->add_text(">"); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->add_text(">"); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->add_text(">"); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text(">"); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text(">"); } else // INLINE open_node = static_cast<Inline*>(open_node)->add_text(">"); break; } case Lexer::IMAGE_START: { if (i > len-5 || lexer[++i].type != Lexer::TEXT || lexer[++i].type != Lexer::LINK_FINISH || (lexer[++i].type != Lexer::TEXT && lexer[i].type != Lexer::SPAN_OR_IMAGE_FINISH) || (lexer[i].type == Lexer::TEXT && lexer[i+1].type != Lexer::SPAN_OR_IMAGE_FINISH)) throw string("unclosed image defintion!"); if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::PARAGRAPH) { open_node = static_cast<Paragraph*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::TITLE) { if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::QUOTE) { open_node = static_cast<Quote*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::LINK) { if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } else { // INLINE if (lexer[i].type == Lexer::TEXT) { open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = static_cast<Paragraph*>(open_node)->add_image(lexer[i-2].lexeme, ""); } break; } case Lexer::CITE: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->add_cite(atoi(lexer[i].lexeme.c_str())); } else if (type == Node::SECTION) open_node = static_cast<Section*>(open_node)->add_cite(atoi(lexer[i].lexeme.c_str())); else if (type == Node::PARAGRAPH) { open_node = static_cast<Paragraph*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->add_cite(atoi(lexer[i].lexeme.c_str())); } else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->add_image(lexer[i-3].lexeme, lexer[i-1].lexeme); else if (type == Node::QUOTE) { open_node = static_cast<Quote*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->add_cite(atoi(lexer[i].lexeme.c_str())); } else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->add_cite(atoi(lexer[i].lexeme.c_str())); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->add_cite(atoi(lexer[i].lexeme.c_str())); } else if (type == Node::LINK) throw string("link can't contain a cite!"); else // INLINE throw string("inline span can't contain a cite!"); break; } case Lexer::QUOTE_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_quote(); } else if (type == Node::SECTION) open_node = static_cast<Section*>(open_node)->open_quote(); else if (type == Node::PARAGRAPH) { open_node = static_cast<Paragraph*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_quote(); } else if (type == Node::TITLE) { open_node = static_cast<Title*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_quote(); } else if (type == Node::QUOTE) { open_node = static_cast<Quote*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_quote(); } else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_quote(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_quote(); } else if (type == Node::LINK) { open_node = static_cast<Link*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_quote(); } else { // INLINE open_node = static_cast<Inline*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_quote(); } break; } case Lexer::NOTIFICATION: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } else if (type == Node::PARAGRAPH) { open_node = static_cast<Paragraph*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } else if (type == Node::TITLE) { open_node = static_cast<Title*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } else if (type == Node::QUOTE) { open_node = static_cast<Quote*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } else if (type == Node::LINK) { open_node = static_cast<Link*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } else { // INLINE open_node = static_cast<Inline*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_notification(lexer[i].lexeme); } break; } case Lexer::TEXT: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text(lexer[i].lexeme); } else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text(lexer[i].lexeme); } else if (type == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->add_text(lexer[i].lexeme); else if (type == Node::TITLE) open_node = static_cast<Title*>(open_node)->add_text(lexer[i].lexeme); else if (type == Node::QUOTE) open_node = static_cast<Quote*>(open_node)->add_text(lexer[i].lexeme); else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text(lexer[i].lexeme); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Ordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->open_paragraph(); open_node = static_cast<Paragraph*>(open_node)->add_text(lexer[i].lexeme); } else if (type == Node::LINK) { open_node = static_cast<Link*>(open_node)->add_text(lexer[i].lexeme); } else // INLINE open_node = static_cast<Inline*>(open_node)->add_text(lexer[i].lexeme); break; } case Lexer::UNORDERED_LIST_ITEM_MARKER: { break; } case Lexer::ORDERED_LIST_ITEM_MARKER: { break; } case Lexer::END: { if (type == Node::ROOT) open_node = tree->close(); else if (type == Node::SECTION) { open_node = static_cast<Section*>(open_node)->close(); open_node = tree->close(); } else if (type == Node::PARAGRAPH) { open_node = static_cast<Paragraph*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->close(); open_node = tree->close(); } else if (type == Node::QUOTE) { open_node = static_cast<Quote*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->close(); open_node = tree->close(); } else if (type == Node::UNORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->close(); open_node = tree->close(); } else if (type == Node::ORDERED_LIST) { open_node = static_cast<Unordered_list*>(open_node)->close(); while (open_node->get_type() != Node::SECTION) { if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::UNORDERED_LIST) open_node = static_cast<Unordered_list*>(open_node)->close(); else if (open_node->get_type() == Node::PARAGRAPH) open_node = static_cast<Paragraph*>(open_node)->close(); } open_node = static_cast<Section*>(open_node)->close(); open_node = tree->close(); } else // LINK || INLINE throw string("unexpected ending!"); /// ROOT, /// SECTION, /// PARAGRAPH, TITLE, QUOTE, UNORDERED_LIST, ORDERED_LIST, /// BOLD, ITALIC, UNDERLINED, OVERLINED, THROWLINED, SUBSCRIPT, SUPERSCRIPT, MARKED, MONOSPACE, /// LINK break; } } } concatenate(); return tree; } 

 Root * Parser::parse (const Lexer &lexer) { Node * open_node(tree); Node::Node_type type; for (unsigned long i(0), len(lexer.count()); i < len; i++) { type = open_node->get_type(); if (type == Node::CITE || type == Node::TEXT || type == Node::NEWLINE || type == Node::NOTIFICATION || type == Node::IMAGE) throw string("error!"); switch (lexer[i].type) { case Lexer::NEWLINE: { if (type == Node::ROOT || type == Node::SECTION) ; else if (type == Node::PARAGRAPH || type == Node::TITLE || type == Node::QUOTE || type == Node::TITLE || type == Node::QUOTE) open_node = open_node->add_text("\n"); else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); } else // LINK, INLINE open_node = open_node->add_text(lexer[i].lexeme); break; } case Lexer::DOUBLE_NEWLINE: { if (type == Node::ROOT || type == Node::SECTION) ; else if (type == Node::PARAGRAPH || type == Node::QUOTE || type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); } else throw string("unexpected double newline!"); break; } case Lexer::UNDERLINE: { if (type == Node::ROOT) open_node = tree->add_line(); else if (type == Node::SECTION) { open_node = open_node->close(); open_node = tree->add_line(); } else if (type == Node::PARAGRAPH || type == Node::QUOTE || type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->close(); open_node = tree->add_line(); } else if (type == Node::TITLE) throw string("unexpected underline inside title!"); else if (type == Node::LINK) throw string("unexpected underline inside link!"); else // INLINE throw string("unexpected underline inside inline span!"); break; } case Lexer::TITLE_START: { if (lexer[i].lexeme.size() > 7) throw string("invalid title: \"" + lexer[i].lexeme + "\"!"); if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_title(lexer[i].lexeme.size()-1); } else if (type == Node::SECTION) open_node = open_node->open_title(lexer[i].lexeme.size()-1); else if (type == Node::PARAGRAPH || type == Node::QUOTE || type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_title(lexer[i].lexeme.size()-1); } else if (type == Node::TITLE) throw string("title can't contain another title!"); else if (type == Node::LINK) throw string("link can't contain a title!"); else // INLINE throw string("inline span can't contain a title!"); break; } case Lexer::BOLD_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_bold(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_bold(); } else if (type == Node::UNORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_bold(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_bold(); break; } case Lexer::ITALIC_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_italic(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_italic(); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_italic(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_italic(); break; } case Lexer::UNDERLINED_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_underlined(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_underlined(); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_underlined(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_underlined(); break; } case Lexer::OVERLINED_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_overlined(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_overlined(); } else if (type == Node::PARAGRAPH) open_node = open_node->open_overlined(); else if (type == Node::TITLE) open_node = open_node->open_overlined(); else if (type == Node::QUOTE) open_node = open_node->open_overlined(); else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_overlined(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_overlined(); break; } case Lexer::THROWLINED_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_throwlined(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_throwlined(); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_throwlined(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_throwlined(); break; } case Lexer::SUBSCRIPT_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_subscript(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_subscript(); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_subscript(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_subscript(); break; } case Lexer::SUPERSCRIPT_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_superscript(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_superscript(); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_superscript(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_superscript(); break; } case Lexer::MARKED_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_marked(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_marked(); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_marked(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_marked(); break; } case Lexer::MONOSPACE_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_monospace(); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_monospace(); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_monospace(); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_monospace(); break; } case Lexer::SPAN_OR_IMAGE_FINISH: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->add_text("]"); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->add_text("]"); } else if (type == Node::PARAGRAPH || type == Node::QUOTE || type == Node::LINK) open_node = open_node->add_text("]"); else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->add_text("]"); } else // TITLE, INLINE open_node = open_node->close(); break; } case Lexer::LINK_START: { if (i > len-3 || lexer[++i].type != Lexer::TEXT || lexer[++i].type != Lexer::LINK_FINISH) throw string("unclosed link!"); if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->open_link(lexer[i-1].lexeme); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->open_link(lexer[i-1].lexeme); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->open_link(lexer[i-1].lexeme); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->open_link(lexer[i-1].lexeme); break; } case Lexer::LINK_FINISH: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->add_text(">"); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->add_text(">"); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->add_text(">"); } else if (type == Node::LINK) open_node = open_node->close(); else // PARAGRAPH, TITLE, QUOTE, INLINE open_node = open_node->add_text(">"); break; } case Lexer::IMAGE_START: { if (i > len-5 || lexer[++i].type != Lexer::TEXT || lexer[++i].type != Lexer::LINK_FINISH || (lexer[++i].type != Lexer::TEXT && lexer[i].type != Lexer::SPAN_OR_IMAGE_FINISH) || (lexer[i].type == Lexer::TEXT && lexer[i+1].type != Lexer::SPAN_OR_IMAGE_FINISH)) throw string("unclosed image defintion!"); if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); if (lexer[i].type == Lexer::TEXT) { open_node = open_node->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = open_node->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); if (lexer[i].type == Lexer::TEXT) { open_node = open_node->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = open_node->add_image(lexer[i-2].lexeme, ""); } else if (type == Node::PARAGRAPH || type == Node::QUOTE || type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { if (lexer[i].type == Lexer::TEXT) { open_node = open_node->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = open_node->add_image(lexer[i-2].lexeme, ""); } else { // TITLE, LINK, INLINE if (lexer[i].type == Lexer::TEXT) { open_node = open_node->add_image(lexer[i-2].lexeme, lexer[i].lexeme); i++; } else open_node = open_node->add_image(lexer[i-2].lexeme, ""); } break; } case Lexer::CITE: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->add_cite(atoi(lexer[i].lexeme.c_str())); } else if (type == Node::SECTION) open_node = open_node->add_cite(atoi(lexer[i].lexeme.c_str())); else if (type == Node::PARAGRAPH || type == Node::QUOTE || type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->add_cite(atoi(lexer[i].lexeme.c_str())); } else if (type == Node::TITLE) throw string("title cant't contain a cite!"); else if (type == Node::LINK) throw string("link can't contain a cite!"); else // INLINE throw string("inline span can't contain a cite!"); break; } case Lexer::QUOTE_START: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_quote(); } else if (type == Node::SECTION) open_node = open_node->open_quote(); else { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_quote(); } break; } case Lexer::NOTIFICATION: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->add_notification(lexer[i].lexeme); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->add_notification(lexer[i].lexeme); } else { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->add_notification(lexer[i].lexeme); } break; } case Lexer::TEXT: { if (type == Node::ROOT) { open_node = tree->open_section(); open_node = open_node->open_paragraph(); open_node = open_node->add_text(lexer[i].lexeme); } else if (type == Node::SECTION) { open_node = open_node->open_paragraph(); open_node = open_node->add_text(lexer[i].lexeme); } else if (type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->open_paragraph(); open_node = open_node->add_text(lexer[i].lexeme); } else // PARAGRAPH, TITLE, QUOTE, LINK, INLINE open_node = open_node->add_text(lexer[i].lexeme); break; } case Lexer::UNORDERED_LIST_ITEM_MARKER: { break; } case Lexer::ORDERED_LIST_ITEM_MARKER: { break; } case Lexer::END: { if (type == Node::ROOT) open_node = tree->close(); else if (type == Node::SECTION) { open_node = open_node->close(); open_node = tree->close(); } else if (type == Node::PARAGRAPH || type == Node::QUOTE || type == Node::UNORDERED_LIST || type == Node::ORDERED_LIST) { open_node = open_node->close(); while (open_node->get_type() != Node::SECTION) open_node = open_node->close(); open_node = open_node->close(); open_node = tree->close(); } else // LINK || INLINE throw string("unexpected ending!"); break; } } } concatenate(); return tree; }