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/********************* */
/*! \file parser_builder.cpp
** \verbatim
** Original author: cconway
** Major contributors: none
** Minor contributors (to current version): none
** This file is part of the CVC4 prototype.
** Copyright (c) 2009, 2010 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.\endverbatim
**
** \brief A builder for parsers.
**
** A builder for parsers.
**/
#include <string>
#include "parser_builder.h"
#include "expr/expr_manager.h"
#include "parser/input.h"
#include "parser/parser.h"
#include "parser/smt/smt.h"
#include "parser/smt2/smt2.h"
namespace CVC4 {
namespace parser {
/*class FileInputBuilder : public InputBuilder {
bool d_useMmap;
public:
FileInputBuilder(InputLanguage lang, const std::string& filename, bool useMmap) :
InputBuilder(lang,filename),
d_useMmap(useMmap) {
}
ParserBuilder& useMmap();
Input& build() {
return Input::newFileInput(d_lang,d_name,d_useMmap);
}
};
class StringInputBuilder : public InputBuilder {
std::string d_input;
public:
StringInputBuilder(InputLanguage lang, const std::string& input, const std::string& name) :
InputBuilder(lang,name),
d_input(input) {
}
Input& build() {
return Input::newStringInput(lang,input,name);
}
};*/
ParserBuilder::ParserBuilder(ExprManager& exprManager, const std::string& filename) :
d_inputType(FILE_INPUT),
d_lang(LANG_AUTO),
d_filename(filename),
d_streamInput(NULL),
d_exprManager(exprManager),
d_checksEnabled(true),
d_strictMode(false),
d_mmap(false) {
}
Parser *ParserBuilder::build() throw (InputStreamException,AssertionException) {
Input *input = NULL;
switch( d_inputType ) {
case FILE_INPUT:
input = Input::newFileInput(d_lang,d_filename,d_mmap);
break;
case STREAM_INPUT:
AlwaysAssert( d_streamInput != NULL,
"Uninitialized stream input in ParserBuilder::build()" );
input = Input::newStreamInput(d_lang,*d_streamInput,d_filename);
break;
case STRING_INPUT:
input = Input::newStringInput(d_lang,d_stringInput,d_filename);
break;
default:
Unreachable();
}
switch(d_lang) {
case LANG_SMTLIB:
return new Smt(&d_exprManager, input, d_strictMode);
case LANG_SMTLIB_V2:
return new Smt2(&d_exprManager, input, d_strictMode);
default:
return new Parser(&d_exprManager, input, d_strictMode);
}
}
/*ParserBuilder& ParserBuilder::disableChecks() {
d_checksEnabled = false;
return *this;
}
ParserBuilder& ParserBuilder::disableMmap() {
d_mmap = false;
return *this;
}
ParserBuilder& ParserBuilder::disableStrictMode() {
d_strictMode = false;
return *this;
}
ParserBuilder& ParserBuilder::enableChecks() {
d_checksEnabled = true;
return *this;
}
ParserBuilder& ParserBuilder::enableMmap() {
d_mmap = true;
return *this;
}
ParserBuilder& ParserBuilder::enableStrictMode() {
d_strictMode = true;
return *this;
}*/
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::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::withStringInput(const std::string& input) {
d_inputType = STRING_INPUT;
d_stringInput = input;
return *this;
}
} /* namespace parser */
} /* namespace CVC4 */
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