blog-static/code/compiler/13/parse_driver.hpp

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#pragma once
#include <string>
#include <fstream>
#include <sstream>
#include "definition.hpp"
#include "location.hh"
#include "parser.hpp"
struct parse_driver;
void scanner_init(parse_driver* d, yyscan_t* scanner);
void scanner_destroy(yyscan_t* scanner);
struct parse_driver {
std::string file_name;
std::ostringstream string_stream;
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std::string file_contents;
yy::location location;
size_t file_offset;
std::vector<size_t> line_offsets;
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definition_group global_defs;
parse_driver(const std::string& file)
: file_name(file), file_offset(0) {}
bool run_parse();
void write(const char* buff, size_t len);
void mark_line();
size_t get_index(int line, int column);
size_t get_line_end(int line);
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void print_location(
std::ostream& stream,
const yy::location& loc,
bool highlight = true);
};
#define YY_DECL yy::parser::symbol_type yylex(yyscan_t yyscanner, parse_driver& drv)
YY_DECL;