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/********************* */
/*! \file parser_builder.cpp
** \verbatim
** Original author: cconway
** Major contributors: mdeters
** Minor contributors (to current version): dejan, bobot
** This file is part of the CVC4 prototype.
** Copyright (c) 2009-2012 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief A builder for parsers.
**
** A builder for parsers.
**/
#include <string>
#include "parser/parser_builder.h"
#include "parser/input.h"
#include "parser/parser.h"
#include "smt1/smt1.h"
#include "smt2/smt2.h"
#include "tptp/tptp.h"
#include "expr/expr_manager.h"
#include "parser/options.h"
namespace CVC4 {
namespace parser {
ParserBuilder::ParserBuilder(ExprManager* exprManager,
const std::string& filename) :
d_filename(filename),
d_exprManager(exprManager) {
init(exprManager, filename);
}
ParserBuilder::ParserBuilder(ExprManager* exprManager,
const std::string& filename,
const Options& options) :
d_filename(filename),
d_exprManager(exprManager) {
init(exprManager, filename);
withOptions(options);
}
void ParserBuilder::init(ExprManager* exprManager,
const std::string& filename) {
d_inputType = FILE_INPUT;
d_lang = language::input::LANG_AUTO;
d_filename = filename;
d_streamInput = NULL;
d_exprManager = exprManager;
d_checksEnabled = true;
d_strictMode = false;
d_mmap = false;
d_parseOnly = false;
}
Parser* ParserBuilder::build()
throw (InputStreamException) {
Input* input = NULL;
switch( d_inputType ) {
case FILE_INPUT:
input = Input::newFileInput(d_lang, d_filename, d_mmap);
break;
case LINE_BUFFERED_STREAM_INPUT:
assert( d_streamInput != NULL );
input = Input::newStreamInput(d_lang, *d_streamInput, d_filename, true);
break;
case STREAM_INPUT:
assert( d_streamInput != NULL );
input = Input::newStreamInput(d_lang, *d_streamInput, d_filename);
break;
case STRING_INPUT:
input = Input::newStringInput(d_lang, d_stringInput, d_filename);
break;
}
assert(input != NULL);
Parser* parser = NULL;
switch(d_lang) {
case language::input::LANG_SMTLIB_V1:
parser = new Smt1(d_exprManager, input, d_strictMode, d_parseOnly);
break;
case language::input::LANG_SMTLIB_V2:
parser = new Smt2(d_exprManager, input, d_strictMode, d_parseOnly);
break;
case language::input::LANG_TPTP:
parser = new Tptp(d_exprManager, input, d_strictMode, d_parseOnly);
break;
default:
parser = new Parser(d_exprManager, input, d_strictMode, d_parseOnly);
break;
}
if( d_checksEnabled ) {
parser->enableChecks();
} else {
parser->disableChecks();
}
return parser;
}
ParserBuilder& ParserBuilder::withChecks(bool flag) {
d_checksEnabled = flag;
return *this;
}
ParserBuilder& ParserBuilder::withExprManager(ExprManager* exprManager) {
d_exprManager = exprManager;
return *this;
}
ParserBuilder& ParserBuilder::withFileInput() {
d_inputType = FILE_INPUT;
return *this;
}
ParserBuilder& ParserBuilder::withFilename(const std::string& filename) {
d_filename = filename;
return *this;
}
ParserBuilder& ParserBuilder::withInputLanguage(InputLanguage lang) {
d_lang = lang;
return *this;
}
ParserBuilder& ParserBuilder::withMmap(bool flag) {
d_mmap = flag;
return *this;
}
ParserBuilder& ParserBuilder::withParseOnly(bool flag) {
d_parseOnly = flag;
return *this;
}
ParserBuilder& ParserBuilder::withOptions(const Options& options) {
return
withInputLanguage(options[options::inputLanguage])
.withMmap(options[options::memoryMap])
.withChecks(options[options::semanticChecks])
.withStrictMode(options[options::strictParsing])
.withParseOnly(options[options::parseOnly]);
}
ParserBuilder& ParserBuilder::withStrictMode(bool flag) {
d_strictMode = flag;
return *this;
}
ParserBuilder& ParserBuilder::withStreamInput(std::istream& input) {
d_inputType = STREAM_INPUT;
d_streamInput = &input;
return *this;
}
ParserBuilder& ParserBuilder::withLineBufferedStreamInput(std::istream& input) {
d_inputType = LINE_BUFFERED_STREAM_INPUT;
d_streamInput = &input;
return *this;
}
ParserBuilder& ParserBuilder::withStringInput(const std::string& input) {
d_inputType = STRING_INPUT;
d_stringInput = input;
return *this;
}
}/* CVC4::parser namespace */
}/* CVC4 namespace */
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