A Hugo incarnation of the blog. https://danilafe.com
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#pragma once
#include <string>
#include <fstream>
#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::ifstream file_stream;
yy::location location;
size_t file_offset;
std::vector<size_t> line_offsets;
definition_group global_defs;
parse_driver(const std::string& file)
: file_name(file) {}
void run_parse() {
file_stream.open(file_name);
if(!file_stream.good()) throw 0;
yyscan_t scanner;
scanner_init(this, &scanner);
yy::parser parser(scanner, *this);
parser();
scanner_destroy(&scanner);
}
int get() {
return file_stream.get();
}
};
#define YY_DECL yy::parser::symbol_type yylex(yyscan_t yyscanner, parse_driver& drv)
YY_DECL;