#ifndef AST_H
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#define AST_H
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#include <string>
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#include <vector>
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// class ast_node;
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class ast_visitor;
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// class Document;
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// class Block;
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// class Block_Table;
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// class Block_Code;
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// class Block_Line;
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// class Line;
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// class Word;
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// class Heading;
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// class List;
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// class MathDisp;
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// class Line_Word;
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// class Link;
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// class MathInline;
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// class Format;
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// class Format_Bold;
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// class Format_Italic;
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// class Format_Verbatim;
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// class Text;
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class ast_node
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{
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public:
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virtual ~ast_node() = default;
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virtual void *visit(ast_visitor *v) = 0;
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};
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class Word : public ast_node
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{
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};
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class MathInline : public Word
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{
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std::string expr;
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public:
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MathInline(std::string e);
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std::string get_expr();
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void *visit(ast_visitor *v);
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};
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class Link : public Word
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{
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std::string link, text;
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public:
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Link(std::string l, std::string t);
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std::string get_link();
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std::string get_text();
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void *visit(ast_visitor *v);
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};
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class Format : public Word
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{
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};
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class Text : public Format
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{
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std::string t;
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public:
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Text(std::string tt);
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std::string get_text();
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void *visit(ast_visitor *v);
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};
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class Format_Bold : public Format
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{
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Format *f;
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public:
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Format_Bold(Format *ff);
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~Format_Bold();
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Format *get_f();
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void *visit(ast_visitor *v);
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};
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class Format_Italic : public Format
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{
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Format *f;
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public:
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Format_Italic(Format *ff);
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~Format_Italic();
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Format *get_f();
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void *visit(ast_visitor *v);
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};
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class Format_Verbatim : public Format
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{
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Format *f;
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public:
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Format_Verbatim(Format *ff);
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~Format_Verbatim();
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Format *get_f();
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void *visit(ast_visitor *v);
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};
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class Format_Underline : public Format
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{
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Format *f;
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public:
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Format_Underline(Format *ff);
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~Format_Underline();
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Format *get_f();
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void *visit(ast_visitor *v);
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};
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class Format_Strikethrough : public Format
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{
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Format *f;
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public:
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Format_Strikethrough(Format *ff);
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~Format_Strikethrough();
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Format *get_f();
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void *visit(ast_visitor *v);
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};
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// class Line : public ast_node {};
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class Line_Word : public Word
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{
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std::vector<Word *> words;
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public:
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~Line_Word();
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int add_word(Word *w);
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std::vector<Word *> *get_words();
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void *visit(ast_visitor *v);
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};
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class Heading : public Word
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{
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int level;
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Line_Word *words;
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public:
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Heading(int l, Line_Word *w);
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~Heading();
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int get_level();
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Line_Word *get_words();
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void *visit(ast_visitor *v);
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};
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class List : public Word
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{
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int level, number;
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Line_Word *words;
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public:
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List(int l, int n, Line_Word *w);
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~List();
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int get_level();
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int get_number();
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Line_Word *get_words();
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void *visit(ast_visitor *v);
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};
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class MathDisp : public Word
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{
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std::string expr;
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public:
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MathDisp(std::string e);
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std::string get_expr();
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void *visit(ast_visitor *v);
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};
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class Block : public ast_node
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{
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};
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class Block_Table : public Block
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{
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std::vector<std::vector<Line_Word *> *> table;
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public:
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~Block_Table();
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std::vector<std::vector<Line_Word *> *> *get_table();
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int add_row(std::vector<Line_Word *> *row);
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std::vector<Line_Word *> *
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get_row(std::vector<Line_Word *>::size_type i);
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void *visit(ast_visitor *v);
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};
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class Block_Code : public Block
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{
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std::string c;
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std::string lang;
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public:
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Block_Code(std::string l);
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int add_line(std::string add);
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std::string get_lang();
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std::string get_code();
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void *visit(ast_visitor *v);
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};
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class Block_Word : public Block
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{
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Line_Word *words;
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public:
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Block_Word(Line_Word *lw);
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~Block_Word();
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int add_word(Word *w);
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Line_Word *get_words();
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void *visit(ast_visitor *v);
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};
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class Document : public ast_node
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{
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std::string title, author, date;
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std::vector<Block *> blocks;
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public:
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Document(std::string t, std::string a, std::string d);
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~Document();
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std::string get_title();
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std::string get_author();
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std::string get_date();
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std::vector<Block *> *get_blocks();
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int add_block(Block *b);
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void *visit(ast_visitor *v);
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};
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class ast_visitor
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{
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public:
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virtual void *visit_Document(Document *d) = 0;
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virtual void *visit_Block_Table(Block_Table *bt) = 0;
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virtual void *visit_Block_Code(Block_Code *bc) = 0;
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virtual void *visit_Block_Word(Block_Word *bw) = 0;
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virtual void *visit_Heading(Heading *h) = 0;
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virtual void *visit_List(List *l) = 0;
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virtual void *visit_MathDisp(MathDisp *md) = 0;
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virtual void *visit_Line_Word(Line_Word *lw) = 0;
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virtual void *visit_Link(Link *l) = 0;
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virtual void *visit_MathInline(MathInline *mi) = 0;
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virtual void *visit_Format_Bold(Format_Bold *fb) = 0;
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virtual void *visit_Format_Italic(Format_Italic *fi) = 0;
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virtual void *visit_Format_Verbatim(Format_Verbatim *fv) = 0;
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virtual void *visit_Format_Underline(Format_Underline *fu) = 0;
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virtual void *visit_Format_Strikethrough(Format_Strikethrough *fs) = 0;
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virtual void *visit_Text(Text *t) = 0;
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};
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#endif
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