blob: b9091668ed24f6766ffdeb5d25a9c6824353eb1e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/********************* -*- C++ -*- */
/** parser.cpp
** This file is part of the CVC4 prototype.
** Copyright (c) 2009 The Analysis of Computer Systems Group (ACSys)
** Courant Institute of Mathematical Sciences
** New York University
** See the file COPYING in the top-level source directory for licensing
** information.
**
** Parser implementation.
**/
#include <iostream>
#include <fstream>
#include "parser.h"
#include "util/command.h"
#include "util/assert.h"
#include "parser_exception.h"
#include "parser/antlr_parser.h"
#include "parser/smt/AntlrSmtParser.hpp"
#include "parser/smt/AntlrSmtLexer.hpp"
using namespace std;
namespace CVC4 {
namespace parser {
Parser::Parser(ExprManager* em) :
d_expr_manager(em) {
}
bool SmtParser::done() const {
return d_done;
}
Command* SmtParser::parseNextCommand() throw (ParserException) {
Command* cmd = 0;
if(!d_done) {
try {
cmd = d_antlr_parser->benchmark();
d_done = true;
} catch(antlr::ANTLRException& e) {
d_done = true;
throw ParserException(e.toString());
}
}
return cmd;
}
Expr SmtParser::parseNextExpression() throw (ParserException) {
Expr result;
if (!d_done) {
try {
result = d_antlr_parser->an_formula();
} catch(antlr::ANTLRException& e) {
d_done = true;
throw ParserException(e.toString());
}
}
return result;
}
SmtParser::~SmtParser() {
delete d_antlr_parser;
delete d_antlr_lexer;
}
SmtParser::SmtParser(ExprManager* em, istream& input) :
Parser(em), d_done(false) {
d_antlr_lexer = new AntlrSmtLexer(input);
d_antlr_parser = new AntlrSmtParser(*d_antlr_lexer);
d_antlr_parser->setExpressionManager(d_expr_manager);
}
SmtParser::SmtParser(ExprManager*em, const char* file_name) :
Parser(em), d_done(false), d_input(file_name) {
d_antlr_lexer = new AntlrSmtLexer(d_input);
d_antlr_lexer->setFilename(file_name);
d_antlr_parser = new AntlrSmtParser(*d_antlr_lexer);
d_antlr_parser->setExpressionManager(d_expr_manager);
d_antlr_parser->setFilename(file_name);
}
}/* CVC4::parser namespace */
}/* CVC4 namespace */
|
