-/*
-This file is part of libmspparser
-Copyright © 2006 Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-#ifndef MSP_PARSER_PARSER_H_
-#define MSP_PARSER_PARSER_H_
+#ifndef MSP_DATAFILE_PARSER_H_
+#define MSP_DATAFILE_PARSER_H_
-#include <istream>
#include <string>
#include "input.h"
namespace Msp {
-namespace Parser {
+namespace DataFile {
+class ParserMode;
class Statement;
struct Token;
+/**
+Frontend for loading datafiles. Handles switching between text and binary
+formats. A Parser evaluates into a boolean value indicating whether more
+statements may be read.
+*/
class Parser
{
-public:
- Parser(std::istream &, const std::string &);
- Statement parse();
- operator bool() const { return (bool)in; }
private:
- Input in;
+ Input in;
+ std::string main_src;
std::string src;
- bool good;
-
- Statement parse_(const Token *);
- Token parse_token();
- bool is_delimiter(int);
- bool isodigit(int);
- std::string unescape_string(const std::string &);
- std::string get_location();
- void parse_error(int, int);
+ bool good;
+ ParserMode *mode;
+
+public:
+ Parser(IO::Base &i, const std::string &s);
+ ~Parser();
+
+ /**
+ Reads a statement from the input. If the end of input was reached, an empty
+ invalid statement will be returned. If an error occurs, the parser will be
+ marked as bad and no more statements may be read, even if the exception was
+ caught.
+ */
+ Statement parse();
+
+ operator bool() const { return good && in; }
};
-} // namespace Parser
+} // namespace DataFile
} // namespace Msp
#endif